SEC Insider Transactions from Stapley Marc.

Last updated: 2026-03-16 13:01 UTC | Total transactions: 65

Stapley Marc, CEO, sold Glaukos Corp ($GKOS) shares on the open market five times in the last year, totaling $1.92 million, with the latest on January 22, 2026. These sales rank 3,597th among insiders by value. He also sold Veracyte Inc ($VCYT) shares five times for $2.23 million, most recently on March 4, 2026, ranking 3,283rd. Among nearly 12,000 insiders, the average sale is $8.6 million over 6.4 transactions. Stapley Marc made no open market purchases.

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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 6, 2026 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer A Common Stock 92099 $0.00 449,653.0000 79,946,386 25.76% 0.12%
March 4, 2026 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 19244 $35.56 383,833.0000 79,946,386 4.77% 0.02%
March 4, 2026 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 26279 $36.28 357,554.0000 79,946,386 6.85% 0.03%
March 2, 2026 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 19455 $36.01 403,077.0000 79,946,386 4.60% 0.02%
Feb. 26, 2026 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 35841 $38.75 422,532.0000 79,946,386 7.82% 0.04%
Feb. 26, 2026 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer A Common Stock 139074 $0.00 458,373.0000 79,946,386 43.56% 0.17%
Jan. 22, 2026 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 1671 $127.92 43,074.0000 57,190,000 3.73% 0.00%
Jan. 22, 2026 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 1300 $129.78 37,449.0000 57,190,000 3.35% 0.00%
Jan. 22, 2026 GLAUKOS Corp $GKOS Stapley Marc Not found M Stock Option (Right to Buy) 15000 $0.00 0.0000 57,190,000 100.00% 0.03%
Jan. 22, 2026 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 4325 $129.11 38,749.0000 57,190,000 10.04% 0.01%
Jan. 22, 2026 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 3892 $126.96 44,745.0000 57,190,000 8.00% 0.01%
Jan. 22, 2026 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 3812 $126.07 48,637.0000 57,190,000 7.27% 0.01%
Jan. 22, 2026 GLAUKOS Corp $GKOS Stapley Marc Not found M Common Stock 15000 $24.69 52,449.0000 57,190,000 40.05% 0.03%
Jan. 2, 2026 GLAUKOS Corp $GKOS Stapley Marc Not found A Common Stock 727 $0.00 37,449.0000 57,190,000 1.98% 0.00%
Dec. 2, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 7914 $46.16 326,271.0000 79,946,386 2.37% 0.01%
Dec. 4, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 3220 $47.35 318,603.0000 79,946,386 1.00% 0.00%
Dec. 4, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 4448 $46.90 321,823.0000 79,946,386 1.36% 0.01%
Sept. 4, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 7667 $30.41 334,185.0000 78,163,217 2.24% 0.01%
Sept. 2, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 7914 $30.11 341,852.0000 78,163,217 2.26% 0.01%
June 2, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 9399 $26.74 349,237.0000 78,163,217 2.62% 0.01%
Jan. 2, 2025 GLAUKOS Corp $GKOS Stapley Marc Not found A Common Stock 538 $0.00 34,614.0000 52,755,000 1.58% 0.00%
May 29, 2025 GLAUKOS Corp $GKOS Stapley Marc Not found A Common Stock 2108 $0.00 36,722.0000 56,637,000 6.09% 0.00%
May 29, 2025 GLAUKOS Corp $GKOS Stapley Marc Not found A Stock Option (Right to Buy) 3149 $0.00 3,149.0000 56,637,000 9999.99% 0.01%
March 6, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer A Common Stock 90601 $0.00 358,636.0000 78,163,217 33.80% 0.12%
March 4, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 23414 $33.91 269,129.0000 78,163,217 8.00% 0.03%
March 4, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 28189 $32.82 292,543.0000 78,163,217 8.79% 0.04%
March 4, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 1094 $34.37 268,035.0000 78,163,217 0.41% 0.00%
Feb. 27, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer A Common Stock 67277 $0.00 375,329.0000 78,163,217 21.84% 0.09%
Feb. 27, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 34273 $33.84 341,056.0000 78,163,217 9.13% 0.04%
March 2, 2025 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 20324 $34.76 320,732.0000 78,163,217 5.96% 0.03%
Dec. 13, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 5190 $43.37 307,745.0000 78,465,000 1.66% 0.01%
Dec. 13, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer S Common Stock 400 $44.14 307,345.0000 78,465,000 0.13% 0.00%
Dec. 2, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 5748 $44.12 312,935.0000 78,465,000 1.80% 0.01%
Sept. 2, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 5748 $31.55 318,683.0000 72,644,487 1.77% 0.01%
Aug. 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 581 $126.91 34,076.0000 50,715,000 1.68% 0.00%
Aug. 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 1110 $125.28 38,616.0000 50,715,000 2.79% 0.00%
Aug. 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 3959 $126.27 34,657.0000 50,715,000 10.25% 0.01%
Aug. 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found M Stock Option (Right to Buy) 6250 $0.00 0.0000 50,715,000 100.00% 0.01%
Aug. 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found M Common Stock 6250 $32.00 40,326.0000 50,715,000 18.34% 0.01%
Aug. 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 600 $123.98 39,726.0000 50,715,000 1.49% 0.00%
June 2, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 5746 $20.75 323,994.0000 72,644,487 1.74% 0.01%
May 30, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found A Stock Option (Right to Buy) 1246 $0.00 1,246.0000 49,580,000 9999.99% 0.00%
May 30, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found A Common Stock 1716 $0.00 34,076.0000 49,580,000 5.30% 0.00%
May 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found M Stock Option (Right to Buy) 6250 $0.00 6,250.0000 49,580,000 50.00% 0.01%
May 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 2000 $113.68 32,360.0000 49,580,000 5.82% 0.00%
May 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 2200 $112.91 34,360.0000 49,580,000 6.02% 0.00%
May 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 2050 $111.82 36,560.0000 49,580,000 5.31% 0.00%
May 15, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found M Common Stock 6250 $32.00 38,610.0000 49,580,000 19.31% 0.01%
March 15, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 5971 $21.10 329,740.0000 72,644,487 1.78% 0.01%
March 15, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer A Common Stock 11780 $0.00 335,711.0000 72,644,487 3.64% 0.02%
March 6, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer A Common Stock 114724 $0.00 323,931.0000 72,644,487 54.84% 0.16%
March 2, 2024 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 13286 $24.00 209,207.0000 72,644,487 5.97% 0.02%
Feb. 29, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 1500 $90.54 34,673.0000 48,433,000 4.15% 0.00%
Feb. 29, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found M Stock Option (Right to Buy) 6250 $0.00 12,500.0000 48,433,000 33.33% 0.01%
Feb. 29, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 2313 $91.21 32,360.0000 48,433,000 6.67% 0.00%
Feb. 29, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found M Common Stock 6250 $32.00 38,610.0000 48,433,000 19.31% 0.01%
Jan. 2, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found A Common Stock 1044 $0.00 32,360.0000 48,433,000 3.33% 0.00%
Feb. 29, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found S Common Stock 2437 $88.76 36,173.0000 48,433,000 6.31% 0.01%
Jan. 2, 2024 GLAUKOS Corp $GKOS Stapley Marc Not found A Common Stock 1082 $0.00 32,398.0000 48,433,000 3.46% 0.00%
Dec. 2, 2023 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 3203 $26.54 221,882.0000 71,549,204 1.42% 0.00%
Sept. 2, 2023 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 3204 $26.70 225,085.0000 71,549,204 1.40% 0.00%
June 2, 2023 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 3203 $26.72 227,696.0000 71,549,204 1.39% 0.00%
March 6, 2023 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer A Common Stock 78044 $0.00 230,899.0000 71,549,204 51.06% 0.11%
March 6, 2023 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer A Stock Option (right to buy) 128869 $0.00 128,869.0000 71,549,204 9999.99% 0.18%
March 2, 2023 VERACYTE, INC. $VCYT Stapley Marc Chief Executive Officer F Common Stock 6029 $24.10 152,855.0000 71,549,204 3.79% 0.01%