TWST
Twist Bioscience Corporation$56.38-2.86 (-4.84%)Prev Close$59.15·MCap$3.74B·P/E—·Vol549.8K·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
123
$23.72M
◆
Net Activity
Net Seller
$23.72M
●
Active Insiders
9
last 12 mo
Over the past 12 months, insider activity at Twist Bioscience Corporation (TWST) has been exclusively selling, with 0 insider purchases totaling $0.00 and 123 insider sales totaling $23.72M. The most recent insider transaction was by Finn Patrick John (officer: President and COO), who sold $141.0K worth of shares on Apr 27, 2026. Twist Bioscience Corporation operates in the Healthcare sector, within the Medical - Diagnostics & Research industry, with a market cap of $3.74B.
TWST Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Apr 27, 2026 | Finn Patrick John | officer: President and COO | Sell | 2,321 | $60.76 | $141.0K | 281,808 |
| Apr 23, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 9,671 | $65.24 | $631.0K | 859,038 |
| Apr 21, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 4,000 | $60.00 | $240.0K | 118,694 |
| Apr 16, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 3,000 | $55.00 | $165.0K | 122,694 |
| Apr 13, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 2,597 | $49.89 | $129.6K | 125,694 |
| Apr 3, 2026 | Starovasnik Melissa A. | director | Sell | 1,000 | $51.00 | $51.0K | 25,722 |
| Mar 24, 2026 | Cho Dennis | officer: See Remarks | Sell | 354 | $43.79 | $15.5K | 137,903 |
| Mar 24, 2026 | Green Paula | officer: SVP of Human Resources | Sell | 297 | $43.79 | $13.0K | 124,104 |
| Mar 24, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 1,742 | $43.79 | $76.3K | 858,887 |
| Mar 19, 2026 | CHESS ROBERT | director | Sell | 10,000 | $47.00 | $470.0K | 21,084-32% |
| Mar 10, 2026 | Cho Dennis | officer: See Remarks | Sell | 425 | $46.43 | $19.7K | 138,257 |
| Mar 10, 2026 | Green Paula | officer: SVP of Human Resources | Sell | 935 | $46.43 | $43.4K | 124,401 |
| Mar 10, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 2,423 | $46.43 | $112.5K | 860,629 |
| Mar 10, 2026 | WERNER ROBERT F. | officer: Chief Accounting Officer | Sell | 246 | $46.43 | $11.4K | 54,799 |
| Feb 25, 2026 | Cho Dennis | officer: See Remarks | Sell | 844 | $46.71 | $39.4K | 138,682 |
| Feb 25, 2026 | Finn Patrick John | officer: President and COO | Sell | 4,294 | $46.71 | $200.6K | 284,129 |
| Feb 25, 2026 | Green Paula | officer: SVP of Human Resources | Sell | 1,465 | $46.71 | $68.4K | 125,336 |
| Feb 25, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 2,085 | $46.71 | $97.4K | 128,291 |
| Feb 25, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 7,205 | $46.71 | $336.5K | 863,052 |
| Feb 25, 2026 | WERNER ROBERT F. | officer: Chief Accounting Officer | Sell | 1,693 | $46.71 | $79.1K | 55,045 |
| Feb 19, 2026 | Finn Patrick John | officer: President and COO | Sell | 65,426 | $51.58 | $3.37M | 334,897 |
| Feb 19, 2026 | Green Paula | SVP of Human Resources | Sell | 39,404 | $52.40 | $2.06M | 0 |
| Feb 18, 2026 | CHESS ROBERT | director | Sell | 2,184 | $48.26 | $105.4K | 21,084 |
| Feb 17, 2026 | Finn Patrick John | President and COO | Sell | 74,217 | $51.55 | $3.83M | 306,788 |
| Feb 13, 2026 | CHESS ROBERT | Director | Sell | 2,184 | $48.26 | $105.4K | 0 |
| Feb 13, 2026 | Cho Dennis | officer: See Remarks | Sell | 5,000 | $49.93 | $249.7K | 138,581 |
| Feb 13, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 7,000 | $50.00 | $350.0K | 130,031 |
| Feb 12, 2026 | Finn Patrick John | President and COO | Sell | 5,250 | $50.16 | $263.4K | 0 |
| Feb 9, 2026 | JOHANNESSEN JAN | director | Sell | 2,200 | $47.91 | $105.4K | 17,754 |
| Feb 5, 2026 | Cho Dennis | officer: See Remarks | Sell | 1,099 | $46.58 | $51.2K | 143,581 |
| Feb 5, 2026 | Finn Patrick John | officer: President and COO | Sell | 2,705 | $46.58 | $126.0K | 307,788 |
| Feb 5, 2026 | Green Paula | officer: SVP of Human Resources | Sell | 1,194 | $46.58 | $55.6K | 165,445 |
| Feb 5, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 5,001 | $46.58 | $232.9K | 869,312 |
| Feb 5, 2026 | WERNER ROBERT F. | officer: Chief Accounting Officer | Sell | 7,175 | $45.67 | $327.7K | 65,738 |
| Jan 27, 2026 | Finn Patrick John | officer: President and COO | Sell | 2,390 | $44.91 | $107.3K | 310,493 |
| Jan 15, 2026 | Finn Patrick John | officer: President and COO | Sell | 23,279 | $40.00 | $931.2K | 312,883 |
| Jan 15, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 3,000 | $40.00 | $120.0K | 137,031 |
| Jan 13, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 2,738 | $35.26 | $96.5K | 140,031 |
| Dec 23, 2025 | Cho Dennis | See Remarks | Sell | 324 | $34.56 | $11.2K | 144,680 |
| Dec 23, 2025 | Green Paula | SVP of Human Resources | Sell | 273 | $34.56 | $9.4K | 166,639 |
| Dec 23, 2025 | Leproust Emily M. | Chief Executive Officer | Sell | 1,605 | $34.56 | $55.5K | 874,313 |
| Dec 10, 2025 | Cho Dennis | See Remarks | Sell | 398 | $32.88 | $13.1K | 145,004 |
| Dec 10, 2025 | Green Paula | SVP of Human Resources | Sell | 877 | $32.88 | $28.8K | 166,912 |
| Dec 10, 2025 | Leproust Emily M. | Chief Executive Officer | Sell | 2,255 | $32.88 | $74.1K | 875,918 |
| Dec 10, 2025 | WERNER ROBERT F. | Chief Accounting Officer | Sell | 230 | $32.88 | $7.6K | 65,913 |
| Nov 25, 2025 | Cho Dennis | See Remarks | Sell | 757 | $26.50 | $20.1K | 145,402 |
| Nov 25, 2025 | Finn Patrick John | President and COO | Sell | 1,776 | $26.50 | $47.1K | 332,883 |
| Nov 25, 2025 | Green Paula | SVP of Human Resources | Sell | 598 | $26.50 | $15.8K | 167,789 |
| Nov 25, 2025 | Laponis Adam | Chief Financial Officer | Sell | 887 | $26.50 | $23.5K | 142,769 |
| Nov 25, 2025 | Leproust Emily M. | Chief Executive Officer | Sell | 2,663 | $26.50 | $70.6K | 878,173 |
Showing 1–50 of 350
1 / 7
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TWST Insider Buying Activity
The following table shows recent insider purchases of Twist Bioscience Corporation (TWST) stock reported via SEC Form 4 filings.
No insider buying activity found for TWST in the last 12 months.
TWST Insider Selling Activity
The following table shows recent insider sales of Twist Bioscience Corporation (TWST) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Apr 27, 2026 | Finn Patrick John | officer: President and COO | Sell | 2,321 | $60.76 | $141.0K | 281,808 |
| Apr 23, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 9,671 | $65.24 | $631.0K | 859,038 |
| Apr 21, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 4,000 | $60.00 | $240.0K | 118,694 |
| Apr 16, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 3,000 | $55.00 | $165.0K | 122,694 |
| Apr 13, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 2,597 | $49.89 | $129.6K | 125,694 |
| Apr 3, 2026 | Starovasnik Melissa A. | director | Sell | 1,000 | $51.00 | $51.0K | 25,722 |
| Mar 24, 2026 | Cho Dennis | officer: See Remarks | Sell | 354 | $43.79 | $15.5K | 137,903 |
| Mar 24, 2026 | Green Paula | officer: SVP of Human Resources | Sell | 297 | $43.79 | $13.0K | 124,104 |
| Mar 24, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 1,742 | $43.79 | $76.3K | 858,887 |
| Mar 19, 2026 | CHESS ROBERT | director | Sell | 10,000 | $47.00 | $470.0K | 21,084-32% |
| Mar 10, 2026 | Cho Dennis | officer: See Remarks | Sell | 425 | $46.43 | $19.7K | 138,257 |
| Mar 10, 2026 | Green Paula | officer: SVP of Human Resources | Sell | 935 | $46.43 | $43.4K | 124,401 |
| Mar 10, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 2,423 | $46.43 | $112.5K | 860,629 |
| Mar 10, 2026 | WERNER ROBERT F. | officer: Chief Accounting Officer | Sell | 246 | $46.43 | $11.4K | 54,799 |
| Feb 25, 2026 | Cho Dennis | officer: See Remarks | Sell | 844 | $46.71 | $39.4K | 138,682 |
| Feb 25, 2026 | Finn Patrick John | officer: President and COO | Sell | 4,294 | $46.71 | $200.6K | 284,129 |
| Feb 25, 2026 | Green Paula | officer: SVP of Human Resources | Sell | 1,465 | $46.71 | $68.4K | 125,336 |
| Feb 25, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 2,085 | $46.71 | $97.4K | 128,291 |
| Feb 25, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 7,205 | $46.71 | $336.5K | 863,052 |
| Feb 25, 2026 | WERNER ROBERT F. | officer: Chief Accounting Officer | Sell | 1,693 | $46.71 | $79.1K | 55,045 |
| Feb 19, 2026 | Finn Patrick John | officer: President and COO | Sell | 65,426 | $51.58 | $3.37M | 334,897 |
| Feb 19, 2026 | Green Paula | SVP of Human Resources | Sell | 39,404 | $52.40 | $2.06M | 0 |
| Feb 18, 2026 | CHESS ROBERT | director | Sell | 2,184 | $48.26 | $105.4K | 21,084 |
| Feb 17, 2026 | Finn Patrick John | President and COO | Sell | 74,217 | $51.55 | $3.83M | 306,788 |
| Feb 13, 2026 | CHESS ROBERT | Director | Sell | 2,184 | $48.26 | $105.4K | 0 |
| Feb 13, 2026 | Cho Dennis | officer: See Remarks | Sell | 5,000 | $49.93 | $249.7K | 138,581 |
| Feb 13, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 7,000 | $50.00 | $350.0K | 130,031 |
| Feb 12, 2026 | Finn Patrick John | President and COO | Sell | 5,250 | $50.16 | $263.4K | 0 |
| Feb 9, 2026 | JOHANNESSEN JAN | director | Sell | 2,200 | $47.91 | $105.4K | 17,754 |
| Feb 5, 2026 | Cho Dennis | officer: See Remarks | Sell | 1,099 | $46.58 | $51.2K | 143,581 |
| Feb 5, 2026 | Finn Patrick John | officer: President and COO | Sell | 2,705 | $46.58 | $126.0K | 307,788 |
| Feb 5, 2026 | Green Paula | officer: SVP of Human Resources | Sell | 1,194 | $46.58 | $55.6K | 165,445 |
| Feb 5, 2026 | Leproust Emily M. | director, officer: Chief Executive Officer | Sell | 5,001 | $46.58 | $232.9K | 869,312 |
| Feb 5, 2026 | WERNER ROBERT F. | officer: Chief Accounting Officer | Sell | 7,175 | $45.67 | $327.7K | 65,738 |
| Jan 27, 2026 | Finn Patrick John | officer: President and COO | Sell | 2,390 | $44.91 | $107.3K | 310,493 |
| Jan 15, 2026 | Finn Patrick John | officer: President and COO | Sell | 23,279 | $40.00 | $931.2K | 312,883 |
| Jan 15, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 3,000 | $40.00 | $120.0K | 137,031 |
| Jan 13, 2026 | Laponis Adam | officer: Chief Financial Officer | Sell | 2,738 | $35.26 | $96.5K | 140,031 |
| Dec 23, 2025 | Cho Dennis | See Remarks | Sell | 324 | $34.56 | $11.2K | 144,680 |
| Dec 23, 2025 | Green Paula | SVP of Human Resources | Sell | 273 | $34.56 | $9.4K | 166,639 |
| Dec 23, 2025 | Leproust Emily M. | Chief Executive Officer | Sell | 1,605 | $34.56 | $55.5K | 874,313 |
| Dec 10, 2025 | Cho Dennis | See Remarks | Sell | 398 | $32.88 | $13.1K | 145,004 |
| Dec 10, 2025 | Green Paula | SVP of Human Resources | Sell | 877 | $32.88 | $28.8K | 166,912 |
| Dec 10, 2025 | Leproust Emily M. | Chief Executive Officer | Sell | 2,255 | $32.88 | $74.1K | 875,918 |
| Dec 10, 2025 | WERNER ROBERT F. | Chief Accounting Officer | Sell | 230 | $32.88 | $7.6K | 65,913 |
| Nov 25, 2025 | Cho Dennis | See Remarks | Sell | 757 | $26.50 | $20.1K | 145,402 |
| Nov 25, 2025 | Finn Patrick John | President and COO | Sell | 1,776 | $26.50 | $47.1K | 332,883 |
| Nov 25, 2025 | Green Paula | SVP of Human Resources | Sell | 598 | $26.50 | $15.8K | 167,789 |
| Nov 25, 2025 | Laponis Adam | Chief Financial Officer | Sell | 887 | $26.50 | $23.5K | 142,769 |
| Nov 25, 2025 | Leproust Emily M. | Chief Executive Officer | Sell | 2,663 | $26.50 | $70.6K | 878,173 |
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