Twist Bioscience Corp (TWST)

Healthcare Pharmaceuticals & Medical Research Pharmaceuticals

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Ticker: TWST Exchange: NSM

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale

Past 90 days

Value bought

Value sold

Net insiders buying

Trades (buy and sell)

Company data

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Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Total value
2024-04-25	2024-04-23	S Sale	Finn Patrick John President and COO Officer	1,000 -1.2% 30.12 100,000 USD	1,000 -1.2%	30.12	100,000 USD
2024-04-11	2024-04-09	S Sale	Laponis Adam Chief Financial Officer Officer	556 -0.7% 33.16 18,434 USD	556 -0.7%	33.16	18,434 USD
2024-04-04	2024-04-02	PS Planned sale	Finn Patrick John President and COO Officer	492 -0.3% 32.74 16,106 USD	492 -0.3%	32.74	16,106 USD
2024-04-04	2024-04-02	S Sale	Green Paula SVP of Human Resources Officer	229 -0.2% 32.74 7,497 USD	229 -0.2%	32.74	7,497 USD
2024-04-04	2024-04-02	S Sale	Banyai William See Remark Officer	327 -0.1% 32.74 10,705 USD	327 -0.1%	32.74	10,705 USD
2024-04-04	2024-04-02	S Sale	Cho Dennis See Remarks Officer	129 -0.2% 32.74 4,223 USD	129 -0.2%	32.74	4,223 USD
2024-04-04	2024-04-02	S Sale	Leproust Emily M. Chief Executive Officer Executive Director	1,132 -0.2% 32.74 37,057 USD	1,132 -0.2%	32.74	37,057 USD
2024-03-22	2024-03-20	PS Planned sale	Leproust Emily M. Chief Executive Officer Executive Director	1,128 -0.2% 33.52 37,806 USD	1,128 -0.2%	33.52	37,806 USD
2024-03-22	2024-03-20	S Sale	Green Paula SVP of Human Resources Officer	200 -0.2% 33.52 6,703 USD	200 -0.2%	33.52	6,703 USD
2024-03-22	2024-03-20	S Sale	Banyai William See Remark Officer	442 -0.1% 33.52 14,814 USD	442 -0.1%	33.52	14,814 USD
2024-03-22	2024-03-20	S Sale	Cho Dennis See Remarks Officer	230 -0.3% 33.52 7,709 USD	230 -0.3%	33.52	7,709 USD
2024-03-18	2024-03-14	S Sale	Cho Dennis See Remarks Officer	93 -0.1% 34.60 3,218 USD	93 -0.1%	34.60	3,218 USD
2024-03-08	2024-03-06	PS Planned sale	Leproust Emily M. Chief Executive Officer Executive Director	1,487 -0.3% 37.43 55,658 USD	1,487 -0.3%	37.43	55,658 USD
2024-03-08	2024-03-06	PS Planned sale	Green Paula SVP of Human Resources Officer	600 -0.6% 37.43 22,458 USD	600 -0.6%	37.43	22,458 USD
2024-03-08	2024-03-06	PS Planned sale	Cho Dennis See Remarks Officer	272 -0.3% 37.43 10,181 USD	272 -0.3%	37.43	10,181 USD
2024-03-08	2024-03-06	S Sale	Banyai William See Remark Officer	549 -0.2% 37.43 20,549 USD	549 -0.2%	37.43	20,549 USD
2024-03-08	2024-03-06	S Sale	WERNER ROBERT F. Chief Accounting Officer Officer	181 -0.4% 37.43 6,775 USD	181 -0.4%	37.43	6,775 USD
2024-02-09	2024-02-08	S Sale	CHESS ROBERT Non-Executive Director	4,110 -6.0% 34.98 143,784 USD	4,110 -6.0%	34.98	143,784 USD
2023-05-12	2023-05-10	B Purchase	Cho Dennis See Remarks Officer	10,000 +51.8% 13.20 132,000 USD	10,000 +51.8%	13.20	132,000 USD
2023-02-13	2023-02-09	S Sale	JOHANNESSEN JAN Non-Executive Director	1,732 -13.0% 26.46 45,820 USD	1,732 -13.0%	26.46	45,820 USD
2023-02-13	2023-02-09	S Sale	Starovasnik Melissa A. Non-Executive Director	1,732 -13.2% 26.46 45,820 USD	1,732 -13.2%	26.46	45,820 USD
2023-01-05	2023-01-04	PS Planned sale	Banyai William See Remarks Executive Director	292 -0.1% 24.05 7,023 USD	292 -0.1%	24.05	7,023 USD
2022-11-23	2022-11-21	PS Planned sale	Banyai William See Remarks Executive Director	1,275 -0.5% 24.90 31,748 USD	1,275 -0.5%	24.90	31,748 USD
2022-10-26	2022-10-25	PS Planned sale	Banyai William See Remarks Executive Director	379 -0.1% 29.55 11,199 USD	379 -0.1%	29.55	11,199 USD
2022-10-04	2022-10-03	PS Planned sale	Banyai William See Remarks Executive Director	318 -0.1% 36.14 11,493 USD	318 -0.1%	36.14	11,493 USD
2022-09-20	2022-09-16	PS Planned sale	Green Paula SVP of Human Resources Officer	8,514 -37.5% 37.43 318,681 USD	8,514 -37.5%	37.43	318,681 USD
2022-08-23	2022-08-22	PS Planned sale	Banyai William See Remarks Executive Director	1,275 -0.5% 41.94 53,474 USD	1,275 -0.5%	41.94	53,474 USD
2022-08-18	2022-08-17	S Sale	THORBURN JAMES M Chief Financial Officer Officer	2,907 -7.0% 48.92 142,198 USD	2,907 -7.0%	48.92	142,198 USD
2022-08-18	2022-08-17	S Sale	THORBURN JAMES M Chief Financial Officer Officer	6,093 -12.7% 48.32 294,436 USD	6,093 -12.7%	48.32	294,436 USD
2022-08-18	2022-08-16	S Sale	THORBURN JAMES M Chief Financial Officer Officer	1,582 -3.9% 51.82 81,983 USD	1,582 -3.9%	51.82	81,983 USD
2022-08-18	2022-08-16	S Sale	THORBURN JAMES M Chief Financial Officer Officer	2,418 -5.6% 51.29 124,018 USD	2,418 -5.6%	51.29	124,018 USD
2022-08-18	2022-08-16	S Sale	THORBURN JAMES M Chief Financial Officer Officer	900 -2.1% 49.97 44,971 USD	900 -2.1%	49.97	44,971 USD
2022-07-26	2022-07-25	PS Planned sale	Banyai William See Remarks Executive Director	378 -0.1% 43.19 16,326 USD	378 -0.1%	43.19	16,326 USD
2022-07-06	2022-07-05	PS Planned sale	Banyai William See Remarks Executive Director	318 -0.1% 36.79 11,699 USD	318 -0.1%	36.79	11,699 USD
2022-06-17	2022-06-15	S Sale	Green Paula SVP of Human Resources Officer	10,067 -40.6% 30.47 306,723 USD	10,067 -40.6%	30.47	306,723 USD
2022-05-24	2022-05-23	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	517 -1.1% 37.18 19,220 USD	517 -1.1%	37.18	19,220 USD
2022-05-24	2022-05-23	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	406 -0.9% 36.55 14,840 USD	406 -0.9%	36.55	14,840 USD
2022-05-24	2022-05-23	PS Planned sale	Banyai William See Remarks Executive Director	1,275 -0.5% 37.04 47,226 USD	1,275 -0.5%	37.04	47,226 USD
2022-05-24	2022-05-20	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	143 -0.3% 37.72 5,394 USD	143 -0.3%	37.72	5,394 USD
2022-05-24	2022-05-20	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	2,101 -4.4% 36.92 77,579 USD	2,101 -4.4%	36.92	77,579 USD
2022-05-24	2022-05-20	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	2,526 -5.0% 35.88 90,627 USD	2,526 -5.0%	35.88	90,627 USD
2022-05-24	2022-05-20	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	1,850 -3.6% 35.04 64,828 USD	1,850 -3.6%	35.04	64,828 USD
2022-05-13	2022-05-11	B Purchase	BARTHELEMY NICOLAS Non-Executive Director	8,550 +158.7% 29.25 250,096 USD	8,550 +158.7%	29.25	250,096 USD
2022-04-26	2022-04-25	PS Planned sale	Banyai William See Remarks Executive Director	378 -0.1% 33.98 12,844 USD	378 -0.1%	33.98	12,844 USD
2022-04-18	2022-04-14	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	1,127 -2.4% 43.52 49,052 USD	1,127 -2.4%	43.52	49,052 USD
2022-04-18	2022-04-14	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	5,493 -10.3% 42.71 234,631 USD	5,493 -10.3%	42.71	234,631 USD
2022-04-05	2022-04-04	PS Planned sale	Banyai William See Remarks Executive Director	318 -0.1% 53.61 17,048 USD	318 -0.1%	53.61	17,048 USD
2022-03-07	2022-03-03	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	180 -0.4% 53.68 9,662 USD	180 -0.4%	53.68	9,662 USD
2022-03-07	2022-03-03	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	1,230 -2.5% 52.81 64,951 USD	1,230 -2.5%	52.81	64,951 USD
2022-03-07	2022-03-03	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	2,107 -4.2% 51.96 109,489 USD	2,107 -4.2%	51.96	109,489 USD
2022-02-23	2022-02-22	PS Planned sale	Banyai William See Remarks Executive Director	1,280 -0.5% 52.66 67,405 USD	1,280 -0.5%	52.66	67,405 USD
2022-02-23	2022-02-22	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	640 -1.3% 53.66 34,345 USD	640 -1.3%	53.66	34,345 USD
2022-02-23	2022-02-22	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	1,341 -2.7% 52.88 70,914 USD	1,341 -2.7%	52.88	70,914 USD
2022-02-23	2022-02-22	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	2,461 -4.8% 52.03 128,057 USD	2,461 -4.8%	52.03	128,057 USD
2022-02-18	2022-02-16	PS Planned sale	JOHANNESSEN JAN Non-Executive Director	5,000 -49.3% 59.20 296,000 USD	5,000 -49.3%	59.20	296,000 USD
2022-02-08	2022-02-04	S Sale	JOHANNESSEN JAN Non-Executive Director	253 -13.3% 58.88 14,896 USD	253 -13.3%	58.88	14,896 USD
2022-02-08	2022-02-04	S Sale	CHESS ROBERT Non-Executive Director	253 -0.5% 58.88 14,896 USD	253 -0.5%	58.88	14,896 USD
2022-02-03	2022-02-01	PS Planned sale	Finn Patrick John Chief Commercial Officer Officer	659 -1.5% 60.52 39,883 USD	659 -1.5%	60.52	39,883 USD
2022-01-26	2022-01-25	PS Planned sale	Banyai William See Remarks Executive Director	348 -0.1% 54.73 19,046 USD	348 -0.1%	54.73	19,046 USD
2022-01-25	2022-01-21	PS Planned sale	Banyai William See Remarks Executive Director	245 -0.1% 53.36 13,073 USD	245 -0.1%	53.36	13,073 USD
2022-01-20	2022-01-18	PS Planned sale	Leproust Emily M. President & CEO Executive Director	286 -0.1% 60.03 17,169 USD	286 -0.1%	60.03	17,169 USD
2022-01-05	2022-01-04	PS Planned sale	Banyai William See Remarks Executive Director	292 -0.1% 83.49 24,379 USD	292 -0.1%	83.49	24,379 USD
2021-12-23	2021-12-21	PS Planned sale	Finn Patrick John Chief Commercial Officer Officer	219 -0.6% 82.85 18,144 USD	219 -0.6%	82.85	18,144 USD
2021-12-23	2021-12-21	PS Planned sale	Weiss Patrick Chief Operating Officer Officer	3,918 -8.3% 82.85 324,606 USD	3,918 -8.3%	82.85	324,606 USD
2021-12-17	2021-12-15	PS Planned sale	Banyai William See Remarks Executive Director	1,010 -0.4% 89.50 90,393 USD	1,010 -0.4%	89.50	90,393 USD
2021-12-17	2021-12-15	PS Planned sale	Banyai William See Remarks Executive Director	2,439 -0.9% 88.88 216,787 USD	2,439 -0.9%	88.88	216,787 USD
2021-12-17	2021-12-15	PS Planned sale	Banyai William See Remarks Executive Director	506 -0.2% 87.57 44,310 USD	506 -0.2%	87.57	44,310 USD
2021-12-17	2021-12-15	PS Planned sale	Banyai William See Remarks Executive Director	1,206 -0.5% 86.30 104,081 USD	1,206 -0.5%	86.30	104,081 USD
2021-12-17	2021-12-15	PS Planned sale	Banyai William See Remarks Executive Director	4,370 -1.6% 85.29 372,716 USD	4,370 -1.6%	85.29	372,716 USD
2021-12-17	2021-12-15	PS Planned sale	Banyai William See Remarks Executive Director	11,769 -4.2% 84.36 992,871 USD	11,769 -4.2%	84.36	992,871 USD
2021-12-17	2021-12-15	PS Planned sale	Banyai William See Remarks Executive Director	3,700 -1.3% 83.50 308,940 USD	3,700 -1.3%	83.50	308,940 USD
2021-12-16	2021-12-14	PS Planned sale	Weiss Patrick Chief Operating Officer Officer	2,801 -5.6% 84.00 235,284 USD	2,801 -5.6%	84.00	235,284 USD
2021-12-10	2021-12-08	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	491 -1.1% 91.35 44,853 USD	491 -1.1%	91.35	44,853 USD
2021-12-10	2021-12-08	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	2,212 -4.8% 90.51 200,219 USD	2,212 -4.8%	90.51	200,219 USD
2021-12-10	2021-12-08	PS Planned sale	THORBURN JAMES M Chief Financial Officer Officer	2,399 -4.9% 89.73 215,261 USD	2,399 -4.9%	89.73	215,261 USD