TKNO

Alpha Teknova, Inc.CIK 1850902 ☆ Sign in to watch Congress trades

Open-mkt buys · 90d

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0 trades · 0 insiders

Open-mkt sales · 90d

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0 trades · 0 insiders

Net · 90d

Insiders on file

AI insights for TKNO PRO

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AI insights for TKNO

Insider sentiment score with a plain-English explanation, conviction score on every buy, and how the stock performed 30 and 90 days after past insider buys.

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Daily buy vs sell · 90 days

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Insiders

Insider	Role	Trades	Bought	Sold	Last trade
DEMSKI MARTHA J	Director	8	$0	$40.5K	2026-07-14
Vos Alexander	Director	7	$0	$0	2026-06-01
ROBERTSON BRETT	Director	8	$0	$0	2026-06-01
Gunstream Stephen	President and CEO	15	$377.4K	$0	2026-03-06
Lowell Matthew	Chief Financial Officer	12	$378.2K	$0	2026-03-06
Terrill Damon	General Counsel and CCO	7	$50.0K	$0	2026-02-15
Telegraph Hill Partners IV, L.P.	10% Owner	2	$15.00M	$0	2024-07-12
Gelhaus Ken	Chief Commercial Officer	9	$18.8K	$0	2023-11-30
McNamara Robert	Director	6	$0	$0	2023-11-30
Hood Lisa	Chief People Officer	14	$22.3K	$60.5K	2023-11-14
Telegraph Hill Partners Management Company, LLC	10% Owner	2	$15.00M	$0	2023-09-19
MACKOWSKI J MATTHEW	Director	3	$1.55M	$0	2023-09-19
Davis Ted	Director, 10% Owner	4	$217.2K	$0	2023-05-26
Davis Irene	Director, 10% Owner	3	$45.1K	$0	2023-05-26
Grossman Paul David	Director	2	$49.5K	$0	2022-08-16
Telegraph Hill Partners IV Investment Management LLC	10% Owner	4	$0	$0	2021-06-28

Trade history

Insider	Role	Code	Trade	Filed	Shares	Price	Value	Owned after
DEMSKI MARTHA J	Director	J Other	2026-07-14	2026-07-16	12,000	—	$0	12,000	SEC↗
DEMSKI MARTHA J	Director	J Other	2026-07-14	2026-07-16	12,000	—	$0	0	SEC↗
DEMSKI MARTHA J	Director	A Award deriv	2026-06-01	2026-06-02	55,000	—	$0	55,000	SEC↗
ROBERTSON BRETT	Director	A Award deriv	2026-06-01	2026-06-02	55,000	—	$0	55,000	SEC↗
Vos Alexander	Director	A Award deriv	2026-06-01	2026-06-02	55,000	—	$0	55,000	SEC↗
Gunstream Stephen	President and CEO	P Buy	2026-03-06	2026-03-09	26,000	$2.15	$55.9K	269,497	SEC↗
Lowell Matthew	Chief Financial Officer	P Buy	2026-03-06	2026-03-09	40,000	$2.19	$87.6K	168,376	SEC↗
Gunstream Stephen	President and CEO	A Award deriv	2026-02-15	2026-03-09	429,000	—	$0	429,000	SEC↗
Lowell Matthew	Chief Financial Officer	A Award deriv	2026-02-15	2026-03-09	171,000	—	$0	171,000	SEC↗
Terrill Damon	General Counsel and CCO	A Award deriv	2026-02-15	2026-03-09	148,000	—	$0	148,000	SEC↗
DEMSKI MARTHA J	Director	S Sale	2025-06-27	2025-07-01	8,000	$5.06	$40.5K	12,000	SEC↗
DEMSKI MARTHA J	Director	A Award deriv	2025-06-17	2025-07-01	54,300	—	$0	54,300	SEC↗
ROBERTSON BRETT	Director	A Award deriv	2025-06-17	2025-07-01	54,300	—	$0	54,300	SEC↗
Vos Alexander	Director	A Award deriv	2025-06-17	2025-07-01	54,300	—	$0	54,300	SEC↗
DEMSKI MARTHA J	Director	A Award	2025-06-17	2025-06-25	54,300	—	$0	74,300	SEC↗
ROBERTSON BRETT	Director	A Award	2025-06-17	2025-06-25	54,300	—	$0	102,472	SEC↗
Vos Alexander	Director	A Award	2025-06-17	2025-06-25	54,300	—	$0	102,472	SEC↗
ROBERTSON BRETT	Director	J Other	2025-02-27	2025-02-27	5,000	—	$0	5,000	SEC↗
Gunstream Stephen	President and CEO	A Award deriv	2025-02-14	2025-06-25	393,663	—	$0	393,663	SEC↗
Lowell Matthew	Chief Financial Officer	A Award deriv	2025-02-14	2025-06-25	169,857	—	$0	169,857	SEC↗
Terrill Damon	General Counsel and CCO	A Award deriv	2025-02-14	2025-06-25	137,808	—	$0	137,808	SEC↗
Gunstream Stephen	President and CEO	P Buy	2024-07-12	2024-07-16	80,645	$1.24	$100.0K	243,497	SEC↗
Lowell Matthew	Chief Financial Officer	P Buy	2024-07-12	2024-07-16	40,322	$1.24	$50.0K	128,376	SEC↗
Telegraph Hill Partners IV, L.	10% Owner	P Buy	2024-07-12	2024-07-16	969,844	$1.24	$1.20M	969,844	SEC↗
Telegraph Hill Partners IV, L.	10% Owner	P Buy	2024-07-12	2024-07-16	11,126,929	$1.24	$13.80M	11,126,929	SEC↗
DEMSKI MARTHA J	Director	A Award	2024-06-26	2024-06-27	20,000	—	$0	20,000	SEC↗
ROBERTSON BRETT	Director	A Award	2024-06-26	2024-06-27	20,000	—	$0	48,172	SEC↗
Vos Alexander	Director	A Award	2024-06-26	2024-06-27	20,000	—	$0	48,172	SEC↗
McNamara Robert	Director	D To issuer deriv	2023-11-30	2024-02-06	31,959	—	$0	0	SEC↗
Gelhaus Ken	Chief Commercial Officer	P Buy	2023-11-30	2023-12-01	3,587	$1.73	$6.2K	22,924	SEC↗
Hood Lisa	Chief People Officer	J Other	2023-11-14	2023-11-15	15,000	—	$0	18,834	SEC↗
Gunstream Stephen	President and CEO	P Buy	2023-09-19	2023-09-21	54,054	$1.85	$100.0K	162,852	SEC↗
Lowell Matthew	Chief Financial Officer	P Buy	2023-09-19	2023-09-21	54,054	$1.85	$100.0K	88,054	SEC↗
MACKOWSKI J MATTHEW	Director	P Buy	2023-09-19	2023-09-21	810,810	$1.85	$1.50M	810,810	SEC↗
Terrill Damon	General Counsel and CCO	P Buy	2023-09-19	2023-09-21	27,027	$1.85	$50.0K	41,027	SEC↗
Telegraph Hill Partners Manage	10% Owner	P Buy	2023-09-19	2023-09-21	1,190,270	$1.85	$2.20M	3,761,132	SEC↗
Telegraph Hill Partners Manage	10% Owner	P Buy	2023-09-19	2023-09-21	6,917,837	$1.85	$12.80M	21,859,660	SEC↗
McNamara Robert	Director	D To issuer deriv	2023-08-31	2024-02-06	12,292	—	$0	31,959	SEC↗
McNamara Robert	Director	D To issuer	2023-08-31	2024-02-06	18,815	—	$0	9,357	SEC↗
DEMSKI MARTHA J	Director	A Award deriv	2023-08-31	2023-09-05	56,683	—	$0	56,683	SEC↗
Hood Lisa	Chief People Officer	S Sale	2023-06-13	2023-06-14	11,400	$3.80	$43.3K	33,834	SEC↗
ROBERTSON BRETT	Director	A Award	2023-06-02	2024-02-02	18,815	—	$0	28,172	SEC↗
Vos Alexander	Director	A Award	2023-06-02	2024-02-02	18,815	—	$0	28,172	SEC↗
McNamara Robert	Director	A Award	2023-06-02	2024-02-06	18,815	—	$0	28,172	SEC↗
Davis Irene	Director, 10% Owner	P Buy	2023-05-26	2023-05-31	1,000	$3.17	$3.2K	1,888,419	SEC↗
Davis Irene	Director, 10% Owner	P Buy	2023-05-26	2023-05-31	1,000	$3.26	$3.3K	1,887,419	SEC↗
Davis Ted	Director, 10% Owner	P Buy	2023-05-26	2023-05-31	1,000	$3.17	$3.2K	1,888,419	SEC↗
Davis Ted	Director, 10% Owner	P Buy	2023-05-26	2023-05-31	1,000	$3.26	$3.3K	1,887,419	SEC↗
Hood Lisa	Chief People Officer	S Sale	2023-05-17	2023-05-17	3,119	$2.04	$6.4K	45,234	SEC↗
Hood Lisa	Chief People Officer	P Buy	2023-05-12	2023-05-16	3,119	$1.67	$5.2K	48,353	SEC↗
Gelhaus Ken	Chief Commercial Officer	P Buy	2023-05-12	2023-05-16	3,915	$1.67	$6.5K	19,337	SEC↗
Gunstream Stephen	President and CEO	P Buy	2023-05-12	2023-05-16	4,665	$1.67	$7.8K	108,798	SEC↗
Gelhaus Ken	Chief Commercial Officer	A Award deriv	2023-02-27	2023-03-01	28,000	—	$0	28,000	SEC↗
Gunstream Stephen	President and CEO	A Award deriv	2023-02-27	2023-03-01	86,250	—	$0	86,250	SEC↗
Hood Lisa	Chief People Officer	A Award deriv	2023-02-27	2023-03-01	28,000	—	$0	28,000	SEC↗
Lowell Matthew	Chief Financial Officer	A Award deriv	2023-02-27	2023-03-01	28,000	—	$0	28,000	SEC↗
Terrill Damon	General Counsel and CCO	A Award deriv	2023-02-27	2023-03-01	28,000	—	$0	28,000	SEC↗
Gelhaus Ken	Chief Commercial Officer	A Award	2023-02-27	2023-03-01	14,000	—	$0	15,422	SEC↗
Gunstream Stephen	President and CEO	A Award	2023-02-27	2023-03-01	43,125	—	$0	104,133	SEC↗
Hood Lisa	Chief People Officer	A Award	2023-02-27	2023-03-01	14,000	—	$0	45,234	SEC↗
Lowell Matthew	Chief Financial Officer	A Award	2023-02-27	2023-03-01	14,000	—	$0	34,000	SEC↗
Terrill Damon	General Counsel and CCO	A Award	2023-02-27	2023-03-01	14,000	—	$0	14,000	SEC↗
Gelhaus Ken	Chief Commercial Officer	A Award deriv	2022-11-15	2022-11-17	72,500	—	$0	72,500	SEC↗
Gunstream Stephen	President and CEO	A Award deriv	2022-11-15	2022-11-17	87,500	—	$0	87,500	SEC↗
Hood Lisa	Chief People Officer	A Award deriv	2022-11-15	2022-11-17	40,498	—	$0	40,498	SEC↗
Lowell Matthew	Chief Financial Officer	A Award deriv	2022-11-15	2022-11-17	33,093	—	$0	33,093	SEC↗
Terrill Damon	General Counsel and CCO	A Award deriv	2022-11-15	2022-11-17	30,000	—	$0	30,000	SEC↗
Hood Lisa	Chief People Officer	S Sale	2022-11-15	2022-11-17	2,046	$5.28	$10.8K	31,234	SEC↗
Gelhaus Ken	Chief Commercial Officer	P Buy	2022-11-14	2022-11-17	1,422	$4.23	$6.0K	1,422	SEC↗
Gunstream Stephen	President and CEO	P Buy	2022-11-14	2022-11-17	1,716	$4.23	$7.3K	61,008	SEC↗
Hood Lisa	Chief People Officer	P Buy	2022-11-14	2022-11-17	2,046	$4.23	$8.7K	33,280	SEC↗
Gunstream Stephen	President and CEO	M Exercise deriv	2022-09-30	2022-10-04	40,000	—	$0	886,879	SEC↗
Gunstream Stephen	President and CEO	M Exercise	2022-09-30	2022-10-04	40,000	$0.84	$33.6K	58,000	SEC↗
Lowell Matthew	Chief Financial Officer	P Buy	2022-09-01	2022-09-02	10,000	$4.61	$46.1K	20,000	SEC↗
MACKOWSKI J MATTHEW	Director	P Buy	2022-08-24	2022-08-25	5,000	$4.97	$24.9K	5,000	SEC↗
MACKOWSKI J MATTHEW	Director	P Buy	2022-08-24	2022-08-25	5,000	$4.98	$24.9K	5,000	SEC↗
Grossman Paul David	Director	P Buy	2022-08-16	2024-02-27	4,386	$5.62	$24.6K	9,212	SEC↗
Grossman Paul David	Director	P Buy	2022-08-15	2024-02-27	4,826	$5.15	$24.9K	4,826	SEC↗
Gunstream Stephen	President and CEO	P Buy	2022-08-15	2022-08-15	18,000	$5.13	$92.3K	18,000	SEC↗
McNamara Robert	Director	A Award	2022-06-02	2022-06-03	9,357	—	$0	9,357	SEC↗
ROBERTSON BRETT	Director	A Award	2022-06-02	2022-06-03	9,357	—	$0	9,357	SEC↗
Vos Alexander	Director	A Award	2022-06-02	2022-06-03	9,357	—	$0	9,357	SEC↗
Lowell Matthew	Chief Financial Officer	P Buy	2022-05-20	2022-05-23	10,000	$9.45	$94.5K	10,000	SEC↗
Gunstream Stephen	President and CEO	P Buy	2022-05-13	2022-11-17	1,292	$10.93	$14.1K	1,292	SEC↗
Hood Lisa	Chief People Officer	P Buy	2022-05-13	2022-11-17	772	$10.93	$8.4K	31,234	SEC↗
Gelhaus Ken	Chief Commercial Officer	A Award deriv	2022-02-15	2022-02-17	60,000	—	$0	60,000	SEC↗
Gunstream Stephen	President and CEO	A Award deriv	2022-02-15	2022-02-17	175,000	—	$0	175,000	SEC↗
Hood Lisa	Chief People Officer	A Award deriv	2022-02-15	2022-02-17	60,000	—	$0	60,000	SEC↗
Lowell Matthew	Chief Financial Officer	A Award deriv	2022-02-15	2022-02-17	60,000	—	$0	60,000	SEC↗
Terrill Damon	General Counsel and CCO	A Award deriv	2022-02-15	2022-02-17	60,000	—	$0	60,000	SEC↗
Hood Lisa	Chief People Officer	M Exercise deriv	2022-02-04	2022-02-07	30,462	—	$0	82,014	SEC↗
Hood Lisa	Chief People Officer	M Exercise	2022-02-04	2022-02-07	30,462	$1.85	$56.4K	30,462	SEC↗
Gelhaus Ken	Chief Commercial Officer	A Award deriv	2021-11-17	2021-11-23	85,000	—	$0	85,000	SEC↗
Gelhaus Ken	Chief Commercial Officer	A Award deriv	2021-11-17	2021-11-24	85,000	—	$0	85,000	SEC↗
Davis Irene	Director, 10% Owner	P Buy	2021-09-15	2021-09-16	1,429	$27.08	$38.7K	1,886,419	SEC↗
Davis Ted	Director, 10% Owner	P Buy	2021-09-08	2021-09-10	1,300	$22.61	$29.4K	1,884,990	SEC↗
Davis Ted	Director, 10% Owner	P Buy	2021-08-25	2021-08-26	9,090	$19.95	$181.3K	1,883,690	SEC↗
Telegraph Hill Partners IV Inv	10% Owner	C Conversion deriv	2021-06-28	2021-06-29	1,371,419	—	$0	0	SEC↗
Telegraph Hill Partners IV Inv	10% Owner	C Conversion deriv	2021-06-28	2021-06-29	7,970,673	—	$0	0	SEC↗
Telegraph Hill Partners IV Inv	10% Owner	C Conversion	2021-06-28	2021-06-29	2,570,862	—	$0	2,570,862	SEC↗
Telegraph Hill Partners IV Inv	10% Owner	C Conversion	2021-06-28	2021-06-29	14,941,823	—	$0	14,941,823	SEC↗
Hood Lisa	Chief People Officer	A Award deriv	2021-06-24	2021-06-28	20,995	—	$0	20,995	SEC↗
McNamara Robert	Director	A Award deriv	2021-06-24	2021-06-28	44,251	—	$0	44,251	SEC↗
Vos Alexander	Director	A Award deriv	2021-06-24	2021-06-28	44,251	—	$0	44,251	SEC↗
Lowell Matthew	Chief Financial Officer	A Award deriv	2021-06-24	2021-06-28	6,186	—	$0	6,186	SEC↗
ROBERTSON BRETT	Director	A Award deriv	2021-06-24	2021-06-28	44,251	—	$0	44,251	SEC↗