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United States Healthcare Equipment & Supplies

Alpha Teknova Inc (TKNO)

Track

The most recent insider trading activity occurred on March 6, 2026, with two BUY transactions totaling $143,417.2. The Chief Financial Officer and President and CEO were involved. Prior to this, significant BUY transactions were noted on July 12, 2024, and September 19, 2023, primarily by the President and CEO and Chief Financial Officer.
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Ticker: TKNO Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Lowell Matthew
Chief Financial Officer
1 purchase — total 87,616 USD
Buy 6 Mar 2026
Value US$4,223,064.92 | Price 258.10 | Shares 84,416
Buy 6 Mar 2026
Value US$2,418,259.33 | Price 135.21 | Shares 76,062
Planned sale 27 Jun 2025
Value US$40,512.00 | Price 5.06 | Shares 8,000
Buy 12 Jul 2024
Value US$1,202,606.56 | Price 1.24 | Shares 969,844
Buy 12 Jul 2024
Value US$13,797,391.96 | Price 1.24 | Shares 11,126,929
Buy 12 Jul 2024
Value US$99,999.80 | Price 1.24 | Shares 80,645
Buy 12 Jul 2024
Value US$49,999.28 | Price 1.24 | Shares 40,322
Planned buy 30 Nov 2023
Value US$6,219.86 | Price 1.73 | Shares 3,587
Buy 19 Sep 2023
Value US$99,999.90 | Price 1.85 | Shares 54,054
Buy 19 Sep 2023
Value US$49,999.95 | Price 1.85 | Shares 27,027
Buy 19 Sep 2023
Value US$99,999.90 | Price 1.85 | Shares 54,054
Buy 19 Sep 2023
Value US$2,201,999.50 | Price 1.85 | Shares 1,190,270
Buy 19 Sep 2023
Value US$12,797,998.45 | Price 1.85 | Shares 6,917,837
Buy 19 Sep 2023
Value US$1,499,998.50 | Price 1.85 | Shares 810,810
Sale 13 Jun 2023
Value US$43,267.56 | Price 3.80 | Shares 11,400
Proposed sale 13 Jun 2023
Value US$43,267.88 | Price 3.80 | Shares 11,400
Buy 26 May 2023
Value US$3,170.00 | Price 3.17 | Shares 1,000
Buy 26 May 2023
Value US$3,260.00 | Price 3.26 | Shares 1,000
Buy 26 May 2023
Value US$3,170.00 | Price 3.17 | Shares 1,000
Buy 26 May 2023
Value US$3,260.00 | Price 3.26 | Shares 1,000
Sale 17 May 2023
Value US$6,350.91 | Price 2.04 | Shares 3,119
Planned buy 12 May 2023
Value US$5,196.25 | Price 1.67 | Shares 3,119
Planned buy 12 May 2023
Value US$6,522.39 | Price 1.67 | Shares 3,915
Planned buy 12 May 2023
Value US$7,771.89 | Price 1.67 | Shares 4,665
Sale 15 Nov 2022
Value US$10,811.27 | Price 5.28 | Shares 2,046
Planned buy 14 Nov 2022
Value US$8,660.72 | Price 4.23 | Shares 2,046
Planned buy 14 Nov 2022
Value US$7,263.83 | Price 4.23 | Shares 1,716
Planned buy 14 Nov 2022
Value US$6,019.33 | Price 4.23 | Shares 1,422
Buy 1 Sep 2022
Value US$46,096.00 | Price 4.61 | Shares 10,000
Buy 24 Aug 2022
Value US$24,850.00 | Price 4.97 | Shares 5,000
Buy 24 Aug 2022
Value US$24,900.00 | Price 4.98 | Shares 5,000
Buy 16 Aug 2022
Value US$24,660.72 | Price 5.62 | Shares 4,386
Buy 15 Aug 2022
Value US$24,843.28 | Price 5.15 | Shares 4,826
Buy 15 Aug 2022
Value US$92,338.20 | Price 5.13 | Shares 18,000
Buy 20 May 2022
Value US$94,477.00 | Price 9.45 | Shares 10,000
Planned buy 13 May 2022
Value US$8,438.73 | Price 10.93 | Shares 772
Planned buy 13 May 2022
Value US$14,122.85 | Price 10.93 | Shares 1,292
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-03-09 2026-03-06 B Purchase
3.9
Lowell Matthew

Chief Financial Officer

Officer
84,416 -31.2%
258.10
US$4,223,065 		84,416 -31.2% 258.10 US$4,223,065
2026-03-09 2026-03-06 B Purchase
3.8
Gunstream Stephen

President and CEO

Executive Director
76,062 +49.3%
135.21
US$2,418,259 		76,062 +49.3% 135.21 US$2,418,259
2025-07-01 2025-06-27 PlS Planned sale
2.5
DEMSKI MARTHA J
Non-Executive Director
92,916 -16.2%
284.03
US$3,550,510 		92,916 -16.2% 284.03 US$3,550,510
2024-07-16 2024-07-12 B Purchase
3.9
Telegraph Hill Partners IV, L.P.
Large shareholder
969,844 +inf%
1.24
US$1,202,607 		969,844 +inf% 1.24 US$1,202,607
2024-07-16 2024-07-12 B Purchase
3.9
Telegraph Hill Partners IV, L.P.
Large shareholder
11,126,929 +inf%
1.24
US$13,797,392 		11,126,929 +inf% 1.24 US$13,797,392
2024-07-16 2024-07-12 B Purchase
3.8
Gunstream Stephen

President and CEO

Executive Director
80,645 +49.5%
1.24
US$100,000 		80,645 +49.5% 1.24 US$100,000
2024-07-16 2024-07-12 B Purchase
3.9
Lowell Matthew

Chief Financial Officer

Officer
40,322 +45.8%
1.24
US$49,999 		40,322 +45.8% 1.24 US$49,999
2023-12-01 2023-11-30 PP Planned purchase
Gelhaus Ken

Chief Commercial Officer

Officer
3,587 +18.5%
1.73
US$6,220 		3,587 +18.5% 1.73 US$6,220
2023-09-21 2023-09-19 B Purchase
3.8
Gunstream Stephen

President and CEO

Executive Director
54,054 +49.7%
1.85
US$100,000 		54,054 +49.7% 1.85 US$100,000
2023-09-21 2023-09-19 B Purchase
3.3
Terrill Damon

General Counsel and CCO

Officer
27,027 +193.1%
1.85
US$50,000 		27,027 +193.1% 1.85 US$50,000
2023-09-21 2023-09-19 B Purchase
3.9
Lowell Matthew

Chief Financial Officer

Officer
54,054 +159.0%
1.85
US$100,000 		54,054 +159.0% 1.85 US$100,000
2023-09-21 2023-09-19 B Purchase
3.9
Telegraph Hill Partners IV, L.P.
Large shareholder
1,190,270 +46.3%
1.85
US$2,202,000 		1,190,270 +46.3% 1.85 US$2,202,000
2023-09-21 2023-09-19 B Purchase
3.9
Telegraph Hill Partners IV, L.P.
Large shareholder
6,917,837 +46.3%
1.85
US$12,797,998 		6,917,837 +46.3% 1.85 US$12,797,998
2023-09-21 2023-09-19 B Purchase
3.7
MACKOWSKI J MATTHEW
Non-Executive Director
810,810 +inf%
1.85
US$1,499,998 		810,810 +inf% 1.85 US$1,499,998
2023-06-14 2023-06-13 S Sale
3.5
Hood Lisa

Chief People Officer

Officer
11,400 -25.2%
3.80
US$43,268 		11,400 -25.2% 3.80 US$43,268
2023-06-13 2023-06-13 PrS Proposed sale
3.5
Hood Lisa

Officer

Officer
11,400
3.80
US$43,268 		11,400 3.80 US$43,268
2023-05-31 2023-05-26 B Purchase
0.6
Davis Ted
Non-Executive Director Large shareholder
1,000 +0.1%
3.17
US$3,170 		1,000 +0.1% 3.17 US$3,170
2023-05-31 2023-05-26 B Purchase
0.6
Davis Ted
Non-Executive Director Large shareholder
1,000 +0.1%
3.26
US$3,260 		1,000 +0.1% 3.26 US$3,260
2023-05-31 2023-05-26 B Purchase
0.6
Davis Irene
Non-Executive Director Large shareholder
1,000 +0.1%
3.17
US$3,170 		1,000 +0.1% 3.17 US$3,170
2023-05-31 2023-05-26 B Purchase
0.6
Davis Irene
Non-Executive Director Large shareholder
1,000 +0.1%
3.26
US$3,260 		1,000 +0.1% 3.26 US$3,260
2023-05-17 2023-05-17 S Sale
3.5
Hood Lisa

Chief People Officer

Officer
3,119 -6.5%
2.04
US$6,351 		3,119 -6.5% 2.04 US$6,351
2023-05-16 2023-05-12 PP Planned purchase
3.5
Hood Lisa

Chief People Officer

Officer
3,119 +6.9%
1.67
US$5,196 		3,119 +6.9% 1.67 US$5,196
2023-05-16 2023-05-12 PP Planned purchase
Gelhaus Ken

Chief Commercial Officer

Officer
3,915 +25.4%
1.67
US$6,522 		3,915 +25.4% 1.67 US$6,522
2023-05-16 2023-05-12 PP Planned purchase
3.8
Gunstream Stephen

President and CEO

Executive Director
4,665 +4.5%
1.67
US$7,772 		4,665 +4.5% 1.67 US$7,772
2022-11-17 2022-11-15 S Sale
3.5
Hood Lisa

Chief People Officer

Officer
2,046 -6.1%
5.28
US$10,811 		2,046 -6.1% 5.28 US$10,811
2022-11-17 2022-11-14 PP Planned purchase
3.5
Hood Lisa

Chief People Officer

Officer
2,046 +6.6%
4.23
US$8,661 		2,046 +6.6% 4.23 US$8,661
2022-11-17 2022-11-14 PP Planned purchase
3.8
Gunstream Stephen

President and CEO

Executive Director
1,716 +2.9%
4.23
US$7,264 		1,716 +2.9% 4.23 US$7,264
2022-11-17 2022-11-14 PP Planned purchase
Gelhaus Ken

Chief Commercial Officer

Officer
1,422 +inf%
4.23
US$6,019 		1,422 +inf% 4.23 US$6,019
2022-09-02 2022-09-01 B Purchase
3.9
Lowell Matthew

Chief Financial Officer

Officer
10,000 +100.0%
4.61
US$46,096 		10,000 +100.0% 4.61 US$46,096
2022-08-25 2022-08-24 B Purchase
3.7
MACKOWSKI J MATTHEW
Non-Executive Director
5,000 +inf%
4.97
US$24,850 		5,000 +inf% 4.97 US$24,850
2022-08-25 2022-08-24 B Purchase
3.7
MACKOWSKI J MATTHEW
Non-Executive Director
5,000 +inf%
4.98
US$24,900 		5,000 +inf% 4.98 US$24,900
2024-02-27 2022-08-16 B Purchase
1.1
Grossman Paul David
Non-Executive Director
4,386 +90.9%
5.62
US$24,661 		4,386 +90.9% 5.62 US$24,661
2024-02-27 2022-08-15 B Purchase
1.1
Grossman Paul David
Non-Executive Director
4,826 +inf%
5.15
US$24,843 		4,826 +inf% 5.15 US$24,843
2022-08-15 2022-08-15 B Purchase
3.8
Gunstream Stephen

President and CEO

Executive Director
18,000 +inf%
5.13
US$92,338 		18,000 +inf% 5.13 US$92,338
2022-05-23 2022-05-20 B Purchase
3.9
Lowell Matthew

Chief Financial Officer

Officer
10,000 +inf%
9.45
US$94,477 		10,000 +inf% 9.45 US$94,477
2022-11-17 2022-05-13 PP Planned purchase
3.5
Hood Lisa

Chief People Officer

Officer
772 +2.5%
10.93
US$8,439 		772 +2.5% 10.93 US$8,439
2022-11-17 2022-05-13 PP Planned purchase
3.8
Gunstream Stephen

President and CEO

Executive Director
1,292 +inf%
10.93
US$14,123 		1,292 +inf% 10.93 US$14,123
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