Alpha Teknova, Inc. (TKNO)

Latest Insider Confidence Score

2025Q4

49.8
Bearish

Company insider confidence (by quarter)

2021Q2 2025Q4

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Telegraph Hill Partners IV, L.P. 10% Owner 25,620,792 Jul 16, 2024
THP IV Affiliates Fund, LLC 10% Owner 25,620,792 Jul 16, 2024
Telegraph Hill Partners IV Investment Management LLC 10% Owner 25,620,792 Jul 16, 2024
Telegraph Hill Partners Management Company, LLC 10% Owner 25,620,792 Jul 16, 2024
Davis Ted Director 1,687,140 May 31, 2023

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Jun 27, 2025 Jul 1, 2025 DEMSKI MARTHA J Director Sell 13.8 -8,000 -40.00% $40.5K
Jun 17, 2025 Jul 1, 2025 Vos Alexander Director Neutral 52.5 - 0.00% -
Jun 17, 2025 Jul 1, 2025 ROBERTSON BRETT Director Neutral 52.5 - 0.00% -
Jun 17, 2025 Jul 1, 2025 DEMSKI MARTHA J Director Neutral 52.5 - 0.00% -
Jun 17, 2025 Jun 25, 2025 Vos Alexander Director Neutral 90.0 +54,300 112.72% -
Feb 14, 2025 Jun 25, 2025 Terrill Damon General Counsel and CCO Neutral 52.5 - 0.00% -
Jun 17, 2025 Jun 25, 2025 ROBERTSON BRETT Director Neutral 90.0 +54,300 102.12% -
Feb 14, 2025 Jun 25, 2025 Lowell Matthew CFO Neutral 52.5 - 0.00% -
Feb 14, 2025 Jun 25, 2025 Gunstream Stephen CEO Neutral 52.5 - 0.00% -
Jun 17, 2025 Jun 25, 2025 DEMSKI MARTHA J Director Neutral 90.0 +54,300 271.50% -
Feb 27, 2025 Feb 27, 2025 ROBERTSON BRETT Director Neutral 90.0 +5,000 10.38% -
Jul 12, 2024 Jul 16, 2024 Telegraph Hill Partners IV, L.P. 10% Owner Buy 100.0 +12,096,773 55.34% $15M
Jul 12, 2024 Jul 16, 2024 Lowell Matthew CFO Buy 91.3 +40,322 45.79% $50K
Jul 12, 2024 Jul 16, 2024 Gunstream Stephen CEO Buy 95.0 +80,645 49.52% $100K
Jun 26, 2024 Jun 27, 2024 Vos Alexander Director Neutral 90.0 +20,000 70.99% -
Jun 26, 2024 Jun 27, 2024 ROBERTSON BRETT Director Neutral 90.0 +20,000 70.99% -
Jun 26, 2024 Jun 27, 2024 DEMSKI MARTHA J Director Neutral 90.0 +20,000 100.00% -
Aug 15, 2022 Feb 27, 2024 Grossman Paul David Director Buy 91.3 +9,212 100.00% $49.5K
Jun 2, 2023 Feb 6, 2024 McNamara Robert Director Neutral 52.5 - 0.00% -
Jun 2, 2023 Feb 2, 2024 Vos Alexander Director Neutral 90.0 +18,815 201.08% -
Jun 2, 2023 Feb 2, 2024 ROBERTSON BRETT Director Neutral 90.0 +18,815 201.08% -
Nov 30, 2023 Dec 1, 2023 Gelhaus Ken Chief Commercial Officer Buy 90.0 +3,587 18.55% $6.2K
Nov 14, 2023 Nov 15, 2023 Hood Lisa Chief People Officer Neutral 27.5 -15,000 -44.33% -
Sep 19, 2023 Sep 21, 2023 Telegraph Hill Partners IV, L.P. 10% Owner Buy 100.0 +8,108,107 46.30% $15M
Sep 19, 2023 Sep 21, 2023 Terrill Damon General Counsel and CCO Buy 91.3 +27,027 193.05% $50K
Sep 19, 2023 Sep 21, 2023 MACKOWSKI J MATTHEW Director Buy 100.0 +810,810 8108.10% $1.5M
Sep 19, 2023 Sep 21, 2023 Lowell Matthew CFO Buy 95.0 +54,054 158.98% $100K
Sep 19, 2023 Sep 21, 2023 Gunstream Stephen CEO Buy 95.0 +54,054 49.68% $100K
Aug 31, 2023 Sep 5, 2023 DEMSKI MARTHA J Director Neutral 52.5 - 0.00% -
Aug 31, 2023 DEMSKI MARTHA J Director Neutral 52.5 - 0.00% -
Jun 13, 2023 Jun 14, 2023 Hood Lisa Chief People Officer Sell 26.3 -11,400 -25.20% $43.3K
May 26, 2023 May 31, 2023 Davis Ted Director Buy 55.0 +2,000 0.06% $6.4K
May 26, 2023 May 31, 2023 Davis Irene Director Buy 55.0 +2,000 0.06% $6.4K
May 17, 2023 May 17, 2023 Hood Lisa Chief People Officer Sell 27.5 -3,119 -6.45% $6.4K
May 12, 2023 May 16, 2023 Gunstream Stephen CEO Buy 82.5 +4,665 4.48% $7.8K
May 12, 2023 May 16, 2023 Gelhaus Ken Chief Commercial Officer Buy 90.0 +3,915 25.39% $6.5K
May 12, 2023 May 16, 2023 Hood Lisa Chief People Officer Buy 85.0 +3,119 6.90% $5.2K
Feb 27, 2023 Mar 1, 2023 Terrill Damon General Counsel and CCO Neutral 90.0 +14,000 100.00% -
Feb 27, 2023 Mar 1, 2023 Lowell Matthew CFO Neutral 90.0 +14,000 70.00% -
Feb 27, 2023 Mar 1, 2023 Hood Lisa Chief People Officer Neutral 90.0 +14,000 44.82% -
Feb 27, 2023 Mar 1, 2023 Gunstream Stephen CEO Neutral 90.0 +43,125 70.69% -
Feb 27, 2023 Mar 1, 2023 Gelhaus Ken Chief Commercial Officer Neutral 90.0 +14,000 984.53% -
Nov 15, 2022 Nov 17, 2022 Terrill Damon General Counsel and CCO Neutral 52.5 - 0.00% -
Nov 15, 2022 Nov 17, 2022 Lowell Matthew CFO Neutral 52.5 - 0.00% -
May 13, 2022 Nov 17, 2022 Hood Lisa Chief People Officer Buy 82.5 +772 2.53% $6.3K
May 13, 2022 Nov 17, 2022 Gunstream Stephen CEO Buy 86.3 +3,008 5.07% $21.4K
Nov 14, 2022 Nov 17, 2022 Gelhaus Ken Chief Commercial Officer Buy 90.0 +1,422 100.00% $6K
Sep 30, 2022 Oct 4, 2022 Gunstream Stephen CEO Neutral 52.5 - 0.00% -
Sep 1, 2022 Sep 2, 2022 Lowell Matthew CFO Buy 91.3 +10,000 100.00% $46.1K
Aug 24, 2022 Aug 25, 2022 MACKOWSKI J MATTHEW Director Buy 91.3 +10,000 100.00% $49.8K
Aug 15, 2022 Aug 15, 2022 Gunstream Stephen CEO Buy 95.0 +18,000 100.00% $92.3K
Jun 2, 2022 Jun 3, 2022 Vos Alexander Director Neutral 90.0 +9,357 100.00% -
Jun 2, 2022 Jun 3, 2022 ROBERTSON BRETT Director Neutral 90.0 +9,357 100.00% -
Jun 2, 2022 Jun 3, 2022 McNamara Robert Director Neutral 90.0 +9,357 100.00% -
May 20, 2022 May 23, 2022 Lowell Matthew CFO Buy 95.0 +10,000 100.00% $94.5K
Feb 15, 2022 Feb 17, 2022 Terrill Damon General Counsel and CCO Neutral 52.5 - 0.00% -
Feb 15, 2022 Feb 17, 2022 Lowell Matthew CFO Neutral 52.5 - 0.00% -
Feb 15, 2022 Feb 17, 2022 Hood Lisa Chief People Officer Neutral 52.5 - 0.00% -
Feb 15, 2022 Feb 17, 2022 Gunstream Stephen CEO Neutral 52.5 - 0.00% -
Feb 15, 2022 Feb 17, 2022 Gelhaus Ken Chief Commercial Officer Neutral 52.5 - 0.00% -
Feb 4, 2022 Feb 7, 2022 Hood Lisa Chief People Officer Neutral 52.5 - 0.00% -
Nov 17, 2021 Nov 24, 2021 Gelhaus Ken Chief Commercial Officer Neutral 52.5 - 0.00% -
Nov 17, 2021 Nov 23, 2021 Gelhaus Ken Chief Commercial Officer Neutral 52.5 - 0.00% -
Nov 23, 2021 Gelhaus Ken Chief Commercial Officer Neutral 52.5 - 0.00% -
Sep 15, 2021 Sep 16, 2021 Davis Ted Director Buy 48.8 +1,429 0.04% $38.7K
Sep 8, 2021 Sep 10, 2021 Davis Ted Director Buy 48.8 +1,300 0.04% $29.4K
Aug 25, 2021 Aug 26, 2021 Davis Ted Director Buy 65.0 +9,090 0.26% $181.3K
Jun 28, 2021 Jun 29, 2021 Telegraph Hill Partners IV, L.P. 10% Owner Neutral 52.5 - 0.00% -
Jun 24, 2021 Jun 28, 2021 ROBERTSON BRETT Director Neutral 52.5 - 0.00% -
Jun 24, 2021 Jun 28, 2021 Lowell Matthew CFO Neutral 52.5 - 0.00% -
Jun 24, 2021 Jun 28, 2021 Vos Alexander Director Neutral 52.5 - 0.00% -
Jun 24, 2021 Jun 28, 2021 McNamara Robert Director Neutral 52.5 - 0.00% -
Jun 24, 2021 Jun 28, 2021 Hood Lisa Chief People Officer Neutral 52.5 - 0.00% -
Jun 24, 2021 Telegraph Hill Partners IV, L.P. 10% Owner Neutral 52.5 - 0.00% -
Jun 24, 2021 Davis Ted Director Neutral 52.5 - 0.00% -
Jun 24, 2021 Gunstream Stephen Officer Neutral 52.5 - 0.00% -
Jun 24, 2021 Grossman Paul David Director Neutral 52.5 - 0.00% -
Jun 24, 2021 McNamara Robert Director Neutral 52.5 - 0.00% -
Jun 24, 2021 MACKOWSKI J MATTHEW Director Neutral 52.5 - 0.00% -
Jun 24, 2021 Hood Lisa Chief People Officer Neutral 52.5 - 0.00% -
Jun 24, 2021 Lowell Matthew CFO Neutral 52.5 - 0.00% -
Jun 24, 2021 Goodwin Neal Chief Scientific Officer Neutral 52.5 - 0.00% -
Jun 24, 2021 Terrill Damon Officer Neutral 52.5 - 0.00% -
Jun 24, 2021 ROBERTSON BRETT Director Neutral 52.5 - 0.00% -
Jun 24, 2021 Herzick Alexander C. Director Neutral 52.5 - 0.00% -
Jun 24, 2021 Vos Alexander Director Neutral 52.5 - 0.00% -