Twist Bioscience Corp ($TWST) CEO Emily M. Leproust sold about $3.9 million in company shares across 21 open market transactions over the past year, with her most recent sale on March 6, 2026. Her total sales rank 2,284th among 11,678 insiders in our database, below the average of $8.6 million per seller and 6.4 transactions. She made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 20, 2026 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1742 | $43.79 | 858,887.0000 | 61,311,704 | 0.20% | 0.00% |
| March 6, 2026 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2423 | $46.43 | 860,629.0000 | 61,311,704 | 0.28% | 0.00% |
| Feb. 23, 2026 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 7205 | $46.71 | 863,052.0000 | 61,311,704 | 0.83% | 0.01% |
| Feb. 3, 2026 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 5001 | $46.58 | 869,312.0000 | 61,311,704 | 0.57% | 0.01% |
| Dec. 22, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1605 | $34.56 | 874,313.0000 | 61,148,026 | 0.18% | 0.00% |
| Dec. 8, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2255 | $32.88 | 875,918.0000 | 61,148,026 | 0.26% | 0.00% |
| Nov. 21, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2663 | $26.50 | 878,173.0000 | 61,148,026 | 0.30% | 0.00% |
| Nov. 18, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | A | Common Stock | 146914 | $0.00 | 880,836.0000 | 61,148,026 | 20.02% | 0.24% |
| Nov. 3, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 4887 | $32.08 | 733,922.0000 | 59,808,000 | 0.66% | 0.01% |
| Oct. 30, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 31379 | $31.44 | 738,809.0000 | 59,808,000 | 4.07% | 0.05% |
| Oct. 28, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | A | Common Stock | 168976 | $0.00 | 770,188.0000 | 59,808,000 | 28.11% | 0.28% |
| Oct. 6, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 31348 | $32.19 | 601,212.0000 | 59,808,000 | 4.96% | 0.05% |
| Oct. 2, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 476 | $29.16 | 632,560.0000 | 59,808,000 | 0.08% | 0.00% |
| Sept. 22, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1704 | $27.56 | 633,036.0000 | 60,360,925 | 0.27% | 0.00% |
| Sept. 8, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2265 | $25.76 | 634,740.0000 | 60,360,925 | 0.36% | 0.00% |
| Aug. 21, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2716 | $25.96 | 637,005.0000 | 60,360,925 | 0.42% | 0.00% |
| Aug. 4, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 5585 | $28.36 | 639,721.0000 | 60,360,925 | 0.87% | 0.01% |
| July 2, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 476 | $36.19 | 645,306.0000 | 61,164,000 | 0.07% | 0.00% |
| June 20, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1678 | $35.76 | 645,782.0000 | 58,016,000 | 0.26% | 0.00% |
| June 18, 2025 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Not found | A | Restricted Stock Unit | 3576 | $0.00 | 3,576.0000 | 28,068,274 | 9999.99% | 0.01% |
| June 18, 2025 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Not found | M | Class A Common Stock | 12924 | $0.00 | 21,276.0000 | 28,068,274 | 154.74% | 0.05% |
| June 18, 2025 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Not found | M | Restricted Stock Unit | 12924 | $0.00 | 0.0000 | 28,068,274 | 100.00% | 0.05% |
| June 6, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2170 | $31.75 | 647,460.0000 | 58,016,000 | 0.33% | 0.00% |
| May 21, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2802 | $29.75 | 649,630.0000 | 58,016,000 | 0.43% | 0.00% |
| May 8, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | G | Common Stock | 3000 | $0.00 | 652,432.0000 | 58,016,000 | 0.46% | 0.01% |
| May 5, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 5042 | $37.65 | 655,432.0000 | 58,016,000 | 0.76% | 0.01% |
| April 2, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 492 | $38.73 | 660,474.0000 | 58,016,000 | 0.07% | 0.00% |
| March 20, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1726 | $41.68 | 660,966.0000 | 58,016,000 | 0.26% | 0.00% |
| March 6, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2402 | $40.91 | 662,692.0000 | 58,016,000 | 0.36% | 0.00% |
| Feb. 21, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2790 | $44.18 | 665,094.0000 | 58,016,000 | 0.42% | 0.00% |
| Feb. 3, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 5200 | $49.35 | 667,318.0000 | 58,016,000 | 0.77% | 0.01% |
| Jan. 3, 2025 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 546 | $45.59 | 672,518.0000 | 58,016,000 | 0.08% | 0.00% |
| Dec. 20, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1654 | $44.90 | 673,064.0000 | 58,016,000 | 0.25% | 0.00% |
| Dec. 6, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2216 | $52.70 | 674,718.0000 | 58,016,000 | 0.33% | 0.00% |
| Dec. 4, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | A | Common Stock | 95350 | $0.00 | 676,934.0000 | 58,016,000 | 16.39% | 0.16% |
| Nov. 6, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 14334 | $44.61 | 589,552.0000 | 58,016,000 | 2.37% | 0.02% |
| Nov. 11, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 7968 | $48.00 | 581,584.0000 | 58,016,000 | 1.35% | 0.01% |
| Nov. 6, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 14334 | $44.61 | 589,552.0000 | 58,016,000 | 2.37% | 0.02% |
| Nov. 4, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 4841 | $41.56 | 603,886.0000 | 58,016,000 | 0.80% | 0.01% |
| Nov. 4, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | A | Common Stock | 80855 | $0.00 | 562,773.0000 | 58,016,000 | 16.78% | 0.14% |
| Nov. 4, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | A | Common Stock | 45954 | $0.00 | 608,727.0000 | 58,016,000 | 8.17% | 0.08% |
| Oct. 2, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 13605 | $43.21 | 481,918.0000 | 58,016,000 | 2.75% | 0.02% |
| Sept. 20, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1730 | $46.94 | 495,523.0000 | 58,145,000 | 0.35% | 0.00% |
| Sept. 6, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2340 | $39.16 | 497,253.0000 | 58,145,000 | 0.47% | 0.00% |
| Aug. 5, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 5139 | $39.93 | 499,593.0000 | 58,145,000 | 1.02% | 0.01% |
| July 2, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1114 | $48.00 | 504,732.0000 | 58,145,000 | 0.22% | 0.00% |
| June 26, 2024 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Not found | A | Restricted Stock Unit | 12924 | $0.00 | 12,924.0000 | 0 | 9999.99% | 0.00% |
| June 20, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1732 | $49.41 | 505,846.0000 | 56,885,000 | 0.34% | 0.00% |
| June 20, 2024 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Not found | M | Class A Common Stock | 5828 | $0.00 | 8,352.0000 | 0 | 230.90% | 0.00% |
| June 20, 2024 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Not found | M | Restricted Stock Unit | 5828 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 6, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 2408 | $51.33 | 507,578.0000 | 56,885,000 | 0.47% | 0.00% |
| May 3, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 4163 | $37.13 | 509,986.0000 | 56,885,000 | 0.81% | 0.01% |
| April 2, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1132 | $32.74 | 514,149.0000 | 56,885,000 | 0.22% | 0.00% |
| March 20, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1128 | $33.52 | 515,281.0000 | 56,885,000 | 0.22% | 0.00% |
| March 6, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | S | Common Stock | 1487 | $37.43 | 516,409.0000 | 56,885,000 | 0.29% | 0.00% |
| Feb. 2, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | F | Common Stock | 4722 | $36.59 | 516,605.0000 | 56,885,000 | 0.91% | 0.01% |
| Jan. 2, 2024 | Twist Bioscience Corp | $TWST | Leproust Emily M. | Chief Executive Officer | F | Common Stock | 1181 | $36.86 | 521,327.0000 | 56,885,000 | 0.23% | 0.00% |
| July 21, 2023 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Director | A | Restricted Stock Unit | 5828 | $0.00 | 5,828.0000 | 0 | 9999.99% | 0.00% |
| July 21, 2023 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Director | A | Stock Option (Right to Buy) | 8816 | $0.00 | 8,816.0000 | 0 | 9999.99% | 0.00% |
| May 2, 2023 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Director | M | Restricted Stock Unit | 45454 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 2, 2023 | GeneDx Holdings Corp. | $WGS | Leproust Emily M. | Director | M | Class A Common Stock | 45454 | $0.00 | 83,290.0000 | 0 | 120.13% | 0.00% |