SEC Insider Transactions from Lewis William.

Last updated: 2026-03-20 21:01 UTC | Total transactions: 249

Lewis William, Chair and CEO of Insmed Inc. ($INSM), sold shares on the open market 90 times over the past year for a total of $40.4 million. His most recent sale occurred on March 5, 2026. These Insmed insider sales rank 382nd among 11,678 individuals in the database, exceeding the average of $8.6 million and 6 transactions per insider. William made no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6259 $0.00 50,073.0000 215,551,896 11.11% 0.00%
March 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4533 $144.11 535,109.0000 215,551,896 0.84% 0.00%
March 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4537 $143.42 539,642.0000 215,551,896 0.83% 0.00%
March 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1629 $142.17 544,179.0000 215,551,896 0.30% 0.00%
March 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 4440 $17.16 545,808.0000 215,551,896 0.82% 0.00%
March 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6259 $30.46 541,368.0000 215,551,896 1.17% 0.00%
March 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 4440 $0.00 35,520.0000 215,551,896 11.11% 0.00%
March 5, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 4440 $0.00 39,960.0000 215,551,896 10.00% 0.00%
March 5, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6259 $30.46 541,368.0000 215,551,896 1.17% 0.00%
March 5, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 4440 $17.16 545,808.0000 215,551,896 0.82% 0.00%
March 5, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2083 $144.23 543,725.0000 215,551,896 0.38% 0.00%
March 5, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2589 $145.27 541,136.0000 215,551,896 0.48% 0.00%
March 5, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3899 $146.66 537,237.0000 215,551,896 0.72% 0.00%
March 5, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2128 $147.54 535,109.0000 215,551,896 0.40% 0.00%
March 5, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6259 $0.00 56,332.0000 215,551,896 10.00% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1030 $153.38 585,609.0000 215,551,896 0.18% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6259 $0.00 62,591.0000 215,551,896 9.09% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 4440 $0.00 44,400.0000 215,551,896 9.09% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6259 $30.46 591,868.0000 215,551,896 1.07% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 4440 $17.16 596,308.0000 215,551,896 0.75% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1988 $149.17 594,320.0000 215,551,896 0.33% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1891 $150.10 592,429.0000 215,551,896 0.32% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3413 $151.12 589,016.0000 215,551,896 0.58% 0.00%
Feb. 19, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2377 $151.92 586,639.0000 215,551,896 0.40% 0.00%
Feb. 9, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 4440 $0.00 48,840.0000 213,273,469 8.33% 0.00%
Feb. 9, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 4440 $17.16 592,746.0000 213,273,469 0.75% 0.00%
Feb. 9, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6259 $30.46 599,005.0000 213,273,469 1.06% 0.00%
Feb. 9, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4888 $147.17 594,117.0000 213,273,469 0.82% 0.00%
Feb. 9, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 7221 $148.02 586,896.0000 213,273,469 1.22% 0.00%
Feb. 9, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1287 $148.83 585,609.0000 213,273,469 0.22% 0.00%
Feb. 9, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6259 $0.00 68,850.0000 213,273,469 8.33% 0.00%
Feb. 3, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3009 $156.34 588,306.0000 213,273,469 0.51% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1006 $156.80 601,008.0000 213,273,469 0.17% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 4440 $17.16 602,014.0000 213,273,469 0.74% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6259 $30.46 597,574.0000 213,273,469 1.06% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 4440 $0.00 53,280.0000 213,273,469 7.69% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 5967 $158.99 593,798.0000 213,273,469 0.99% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2229 $159.85 591,569.0000 213,273,469 0.38% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 254 $160.70 591,315.0000 213,273,469 0.04% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1243 $158.37 599,765.0000 213,273,469 0.21% 0.00%
Jan. 20, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6259 $0.00 75,109.0000 213,273,469 7.69% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 7176 $168.63 599,380.0000 213,273,469 1.18% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 315 $174.86 591,315.0000 213,273,469 0.05% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 4440 $17.16 610,530.0000 213,273,469 0.73% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6259 $30.46 606,090.0000 213,273,469 1.04% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 4440 $0.00 57,720.0000 213,273,469 7.14% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6259 $0.00 81,368.0000 213,273,469 7.14% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3974 $167.73 606,556.0000 213,273,469 0.65% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 297 $172.36 591,630.0000 213,273,469 0.05% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 297 $171.31 591,927.0000 213,273,469 0.05% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 160 $170.24 592,224.0000 213,273,469 0.03% 0.00%
Jan. 12, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 6996 $169.57 592,384.0000 213,273,469 1.17% 0.00%
Jan. 7, 2026 NewAmsterdam Pharma Co N.V. $NAMS Lewis William Not found A Ordinary Shares 3400 $0.00 10,360.0000 119,000,266 48.85% 0.00%
Jan. 7, 2026 NewAmsterdam Pharma Co N.V. $NAMS Lewis William Not found A Option (right to buy) 15300 $0.00 15,300.0000 119,000,266 9999.99% 0.01%
Jan. 7, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2357 $175.07 603,054.0000 213,273,469 0.39% 0.00%
Jan. 8, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3223 $174.17 599,831.0000 213,273,469 0.53% 0.00%
Jan. 6, 2026 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4096 $173.33 605,411.0000 213,273,469 0.67% 0.00%
Jan. 2, 2026 INSMED Inc $INSM Lewis William Chair and CEO A Common Stock 21172 $0.00 609,507.0000 213,273,469 3.60% 0.01%
Jan. 2, 2026 INSMED Inc $INSM Lewis William Chair and CEO A Stock Option (right to buy) 110400 $0.00 110,400.0000 213,273,469 9999.99% 0.05%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 4440 $0.00 62,160.0000 213,273,469 6.67% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 350 $162.26 598,684.0000 213,273,469 0.06% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6259 $0.00 87,627.0000 213,273,469 6.67% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 4440 $17.16 592,775.0000 213,273,469 0.75% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6259 $30.46 599,034.0000 213,273,469 1.06% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1465 $163.19 597,219.0000 213,273,469 0.24% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 447 $164.24 596,772.0000 213,273,469 0.07% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 697 $165.21 596,075.0000 213,273,469 0.12% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1783 $166.60 594,292.0000 213,273,469 0.30% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1431 $167.29 592,861.0000 213,273,469 0.24% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2175 $168.54 590,686.0000 213,273,469 0.37% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1938 $169.58 588,748.0000 213,273,469 0.33% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 362 $170.26 588,386.0000 213,273,469 0.06% 0.00%
Dec. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 51 $171.20 588,335.0000 213,273,469 0.01% 0.00%
Dec. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6259 $30.46 594,594.0000 213,273,469 1.06% 0.00%
Dec. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2222 $205.66 592,296.0000 213,273,469 0.37% 0.00%
Dec. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2921 $206.49 589,375.0000 213,273,469 0.49% 0.00%
Dec. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1040 $207.42 588,335.0000 213,273,469 0.18% 0.00%
Dec. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6259 $0.00 93,886.0000 213,273,469 6.25% 0.00%
Dec. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 4440 $0.00 66,600.0000 213,273,469 6.25% 0.00%
Dec. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 4440 $17.16 599,034.0000 213,273,469 0.75% 0.00%
Dec. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4516 $204.62 594,518.0000 213,273,469 0.75% 0.00%
Aug. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1416 $129.47 588,335.0000 180,999,350 0.24% 0.00%
Aug. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2481 $128.76 589,751.0000 180,999,350 0.42% 0.00%
Aug. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6865 $0.00 0.0000 180,999,350 100.00% 0.00%
Aug. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6865 $10.85 595,200.0000 180,999,350 1.17% 0.00%
Aug. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2968 $127.59 592,232.0000 180,999,350 0.50% 0.00%
Aug. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3199 $109.68 590,273.0000 180,999,350 0.54% 0.00%
Aug. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 6,865.0000 180,999,350 49.87% 0.00%
Aug. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1938 $110.91 588,335.0000 180,999,350 0.33% 0.00%
Aug. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1693 $108.80 593,472.0000 180,999,350 0.28% 0.00%
Aug. 4, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 595,165.0000 180,999,350 1.16% 0.00%
July 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2168 $101.71 592,997.0000 180,999,350 0.36% 0.00%
July 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4492 $102.66 588,505.0000 180,999,350 0.76% 0.00%
July 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 170 $103.32 588,335.0000 180,999,350 0.03% 0.00%
July 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 13,695.0000 180,999,350 33.28% 0.00%
July 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 595,165.0000 180,999,350 1.16% 0.00%
July 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3666 $97.73 591,499.0000 180,999,350 0.62% 0.00%
July 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2349 $98.83 589,150.0000 180,999,350 0.40% 0.00%
July 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 815 $99.61 588,335.0000 180,999,350 0.14% 0.00%
July 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 20,525.0000 180,999,350 24.97% 0.00%
July 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 595,165.0000 180,999,350 1.16% 0.00%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1558 $99.65 591,182.0000 180,999,350 0.26% 0.00%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2300 $100.70 588,882.0000 180,999,350 0.39% 0.00%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 904 $101.39 587,978.0000 180,999,350 0.15% 0.00%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 129805 $10.85 717,783.0000 180,999,350 22.08% 0.07%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 7000 $98.50 710,783.0000 180,999,350 0.98% 0.00%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 32490 $99.51 678,293.0000 180,999,350 4.57% 0.02%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 48531 $100.54 629,762.0000 180,999,350 7.15% 0.03%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 41784 $101.23 587,978.0000 180,999,350 6.63% 0.02%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 129805 $0.00 27,355.0000 180,999,350 82.59% 0.07%
June 16, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 442 $98.51 592,740.0000 180,999,350 0.07% 0.00%
June 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1000 $70.23 599,012.0000 180,999,350 0.17% 0.00%
June 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 600,012.0000 180,999,350 1.15% 0.00%
June 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4400 $71.35 594,612.0000 180,999,350 0.73% 0.00%
June 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1430 $71.94 593,182.0000 180,999,350 0.24% 0.00%
June 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 5472 $71.50 593,182.0000 180,999,350 0.91% 0.00%
June 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 157,160.0000 180,999,350 4.16% 0.00%
May 20, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4480 $67.96 605,742.0000 180,999,350 0.73% 0.00%
May 20, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 7088 $68.49 598,654.0000 180,999,350 1.17% 0.00%
May 20, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 9489 $66.87 610,222.0000 180,999,350 1.53% 0.01%
May 20, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 163,990.0000 180,999,350 4.00% 0.00%
May 20, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1716 $68.54 598,654.0000 180,999,350 0.29% 0.00%
May 20, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2251 $68.13 600,370.0000 180,999,350 0.37% 0.00%
May 20, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2863 $66.90 602,621.0000 180,999,350 0.47% 0.00%
May 20, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 605,484.0000 180,999,350 1.14% 0.00%
May 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO A Common Stock 22314 $0.00 619,711.0000 180,999,350 3.74% 0.01%
May 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO A Stock Option (right to buy) 108380 $0.00 108,380.0000 180,999,350 9999.99% 0.06%
May 13, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 7699 $67.70 601,168.0000 180,999,350 1.26% 0.00%
May 13, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 9743 $66.40 608,867.0000 180,999,350 1.57% 0.01%
May 14, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3771 $65.61 597,397.0000 180,999,350 0.63% 0.00%
May 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4201 $72.78 618,610.0000 180,999,350 0.67% 0.00%
May 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 625,440.0000 180,999,350 1.10% 0.00%
May 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2629 $72.24 622,811.0000 180,999,350 0.42% 0.00%
May 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 170,820.0000 180,999,350 3.84% 0.00%
April 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 600 $71.30 618,610.0000 180,999,350 0.10% 0.00%
April 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 625,440.0000 180,999,350 1.10% 0.00%
April 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3334 $69.62 622,106.0000 180,999,350 0.53% 0.00%
April 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2896 $70.54 619,210.0000 180,999,350 0.47% 0.00%
April 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 177,650.0000 180,999,350 3.70% 0.00%
April 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 805 $75.26 618,610.0000 180,999,350 0.13% 0.00%
April 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 625,440.0000 180,999,350 1.10% 0.00%
April 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3021 $72.29 622,419.0000 180,999,350 0.48% 0.00%
April 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 772 $73.44 621,647.0000 180,999,350 0.12% 0.00%
April 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2232 $74.78 619,415.0000 180,999,350 0.36% 0.00%
April 1, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 184,480.0000 180,999,350 3.57% 0.00%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 8116 $77.79 618,610.0000 180,999,350 1.29% 0.00%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 18750 $22.76 637,360.0000 180,999,350 3.03% 0.01%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4727 $75.91 632,633.0000 180,999,350 0.74% 0.00%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 5907 $76.87 626,726.0000 180,999,350 0.93% 0.00%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 625,440.0000 180,999,350 1.10% 0.00%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2023 $76.00 623,417.0000 180,999,350 0.32% 0.00%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2070 $77.01 621,347.0000 180,999,350 0.33% 0.00%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2737 $77.83 618,610.0000 180,999,350 0.44% 0.00%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 18750 $0.00 191,310.0000 180,999,350 8.93% 0.01%
March 17, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 191,310.0000 180,999,350 3.45% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 216,890.0000 180,999,350 3.05% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 18750 $22.76 637,360.0000 180,999,350 3.03% 0.01%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 7317 $76.24 630,043.0000 180,999,350 1.15% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 758 $77.75 629,285.0000 180,999,350 0.12% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 7763 $78.61 621,522.0000 180,999,350 1.23% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2785 $79.43 618,737.0000 180,999,350 0.45% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 127 $80.90 618,610.0000 180,999,350 0.02% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 625,440.0000 180,999,350 1.10% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2671 $76.23 622,769.0000 180,999,350 0.43% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1486 $78.20 621,283.0000 180,999,350 0.24% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2250 $78.97 619,033.0000 180,999,350 0.36% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 377 $79.73 618,656.0000 180,999,350 0.06% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 46 $80.90 618,610.0000 180,999,350 0.01% 0.00%
March 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 18750 $0.00 216,890.0000 180,999,350 7.96% 0.01%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 754 $81.67 618,610.0000 180,999,350 0.12% 0.00%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 18750 $22.76 637,360.0000 180,999,350 3.03% 0.01%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1253 $79.95 636,107.0000 180,999,350 0.20% 0.00%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 16743 $81.08 619,364.0000 180,999,350 2.63% 0.01%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 456 $80.00 624,984.0000 180,999,350 0.07% 0.00%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 6074 $81.07 618,910.0000 180,999,350 0.97% 0.00%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 625,440.0000 180,999,350 1.10% 0.00%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 300 $81.81 618,610.0000 180,999,350 0.05% 0.00%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 18750 $0.00 242,470.0000 180,999,350 7.18% 0.01%
Feb. 18, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 242,470.0000 180,999,350 2.74% 0.00%
Feb. 5, 2025 INSMED Inc $INSM Lewis William Chair and CEO A Common Stock 153710 $0.00 817,668.0000 0 23.15% 0.00%
Feb. 6, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 79350 $80.90 738,318.0000 0 9.70% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 241 $75.25 682,467.0000 0 0.04% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 268,050.0000 0 2.48% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 18750 $0.00 268,050.0000 0 6.54% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2581 $78.40 663,958.0000 0 0.39% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3463 $77.95 666,539.0000 0 0.52% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 745 $76.43 670,002.0000 0 0.11% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 41 $74.86 670,747.0000 0 0.01% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 670,788.0000 0 1.03% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 6768 $78.44 663,958.0000 0 1.01% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 9869 $77.97 670,726.0000 0 1.45% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1872 $76.35 680,595.0000 0 0.27% 0.00%
Feb. 3, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 18750 $22.76 682,708.0000 0 2.82% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 18750 $0.00 293,630.0000 0 6.00% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 293,630.0000 0 2.27% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 6636 $69.39 689,127.0000 0 0.95% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 22696 $70.32 666,431.0000 0 3.29% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2473 $71.05 663,958.0000 0 0.37% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 670,788.0000 0 1.03% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4700 $70.31 664,589.0000 0 0.70% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1499 $69.40 669,289.0000 0 0.22% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 18750 $22.76 695,763.0000 0 2.77% 0.00%
Jan. 15, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 631 $71.01 663,958.0000 0 0.09% 0.00%
Jan. 8, 2025 INSMED Inc $INSM Lewis William Chair and CEO A Common Stock 22824 $0.00 679,991.0000 0 3.47% 0.00%
Jan. 8, 2025 INSMED Inc $INSM Lewis William Chair and CEO A Stock Option (right to buy) 109490 $0.00 109,490.0000 0 9999.99% 0.00%
Jan. 7, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 8218 $66.02 661,166.0000 0 1.23% 0.00%
Jan. 8, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 3999 $65.96 657,167.0000 0 0.60% 0.00%
Jan. 10, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2978 $63.36 677,013.0000 0 0.44% 0.00%
Jan. 6, 2025 NewAmsterdam Pharma Co N.V. $NAMS Lewis William Not found A Option (right to buy) 32500 $0.00 32,500.0000 94,358,067 9999.99% 0.03%
Jan. 7, 2025 NewAmsterdam Pharma Co N.V. $NAMS Lewis William Not found A Ordinary Shares 6960 $0.00 6,960.0000 94,358,067 9999.99% 0.01%
Jan. 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 18750 $22.76 688,134.0000 0 2.80% 0.00%
Jan. 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 319,210.0000 0 2.09% 0.00%
Jan. 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 18750 $0.00 319,210.0000 0 5.55% 0.00%
Jan. 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 6830 $69.86 669,384.0000 0 1.01% 0.00%
Jan. 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 676,214.0000 0 1.02% 0.00%
Jan. 2, 2025 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 18750 $69.84 669,384.0000 0 2.72% 0.00%
Dec. 19, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 344,790.0000 0 1.94% 0.00%
Dec. 19, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 18750 $0.00 344,790.0000 0 5.16% 0.00%
Dec. 19, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 1590 $70.61 669,384.0000 0 0.24% 0.00%
Dec. 19, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 5240 $69.71 670,974.0000 0 0.77% 0.00%
Dec. 19, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 676,214.0000 0 1.02% 0.00%
Dec. 19, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 5588 $70.52 669,384.0000 0 0.83% 0.00%
Dec. 19, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 13162 $69.65 674,972.0000 0 1.91% 0.00%
Dec. 19, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 18750 $22.76 688,134.0000 0 2.80% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 11504 $72.58 676,630.0000 0 1.67% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 18750 $22.76 688,134.0000 0 2.80% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 6830 $0.00 370,370.0000 0 1.81% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 18750 $0.00 370,370.0000 0 4.82% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 181 $74.22 669,384.0000 0 0.03% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 2562 $73.55 669,565.0000 0 0.38% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 4087 $72.57 672,127.0000 0 0.60% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 6830 $10.85 676,214.0000 0 1.02% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 399 $74.23 669,384.0000 0 0.06% 0.00%
Dec. 12, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 6847 $73.56 669,783.0000 0 1.01% 0.00%
May 13, 2024 INSMED Inc $INSM Lewis William Chair and CEO A Stock Option (right to buy) 209320 $0.00 209,320.0000 0 9999.99% 0.00%
May 14, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 22198 $25.52 668,549.0000 0 3.21% 0.00%
May 13, 2024 INSMED Inc $INSM Lewis William Chair and CEO A Common Stock 42707 $0.00 690,747.0000 0 6.59% 0.00%
Feb. 28, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 50000 $0.00 0.0000 0 0.00% 0.00%
Feb. 28, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 50000 $12.58 648,040.0000 0 8.36% 0.00%
Jan. 8, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 24951 $20.49 632,913.0000 0 4.10% 0.00%
Jan. 8, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 24951 $29.11 607,962.0000 0 3.94% 0.00%
Jan. 8, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Common Stock 20169 $20.49 628,131.0000 0 3.32% 0.00%
Jan. 8, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 20169 $29.88 607,962.0000 0 3.21% 0.00%
Jan. 9, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 9887 $28.72 598,075.0000 0 1.63% 0.00%
Jan. 8, 2024 INSMED Inc $INSM Lewis William Chair and CEO M Stock Option (right to buy) 45120 $20.49 0.0000 0 0.00% 0.00%
Jan. 4, 2024 NewAmsterdam Pharma Co N.V. $NAMS Lewis William Not found A Option (right to buy) 100000 $0.00 100,000.0000 82,161,956 9999.99% 0.12%
Jan. 4, 2024 INSMED Inc $INSM Lewis William Chair and CEO A Common Stock 37869 $0.00 614,941.0000 0 6.56% 0.00%
Jan. 5, 2024 INSMED Inc $INSM Lewis William Chair and CEO S Common Stock 6979 $29.26 607,962.0000 0 1.13% 0.00%
Jan. 4, 2024 INSMED Inc $INSM Lewis William Chair and CEO A Stock Option (right to buy) 186970 $0.00 186,970.0000 0 9999.99% 0.00%