NASDAQ:TKNO | Insider Transactions | Alpha Teknova, Inc.

TKNO Insider Transactions

54 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–54; provenance stays internal.

TKNO insiders transaction timeline

PurchaseSale
2021-08-25: 2 purchases — Davis Irene, Davis Ted2021-09-08: 2 purchases — Davis Irene, Davis Ted2021-09-15: 2 purchases — Davis Irene, Davis Ted2022-05-13: 2 purchases — Hood Lisa, Gunstream Stephen2022-05-20: 1 purchase — Lowell Matthew2022-08-15: 2 purchases — Grossman Paul David, Gunstream Stephen2022-08-16: 1 purchase — Grossman Paul David2022-08-24: 2 purchases — MACKOWSKI J MATTHEW2022-09-01: 1 purchase — Lowell Matthew2022-11-14: 3 purchases — Hood Lisa, Gunstream Stephen, Gelhaus Ken2022-11-15: 1 sale — Hood Lisa2023-05-12: 3 purchases — Gunstream Stephen, Gelhaus Ken, Hood Lisa2023-05-17: 1 sale — Hood Lisa2023-05-26: 4 purchases — Davis Ted, Davis Irene2023-06-13: 1 sale — Hood Lisa2023-09-19: 12 purchases — Terrill Damon, MACKOWSKI J MATTHEW, Lowell Matthew and 5 more2023-11-30: 1 purchase — Gelhaus Ken2024-07-12: 10 purchases — Lowell Matthew, Gunstream Stephen, Telegraph Hill Partners Management Company, LLC and 3 more2025-06-27: 1 sale — DEMSKI MARTHA J2026-03-06: 2 purchases — Gunstream Stephen, Lowell Matthew2021-08-252026-03-06
Insider profileRoleDateTransactionSharesPrice
Gunstream StephenPresident and CEO2026-03-06Purchase26,000.0$2.15
Lowell MatthewChief Financial Officer2026-03-06Purchase40,000.0$2.19
DEMSKI MARTHA JDirector2025-06-27Sale8,000.0$5.06
Lowell MatthewChief Financial Officer2024-07-12Purchase40,322.0$1.24
Gunstream StephenPresident and CEO2024-07-12Purchase80,645.0$1.24
Telegraph Hill Partners Management Company, LLCTenPercentOwner2024-07-12Purchase969,844.0$1.24
Telegraph Hill Partners IV, L.P.TenPercentOwner2024-07-12Purchase969,844.0$1.24
THP IV Affiliates Fund, LLCTenPercentOwner2024-07-12Purchase969,844.0$1.24
Telegraph Hill Partners IV Investment Management LLCTenPercentOwner2024-07-12Purchase969,844.0$1.24
Telegraph Hill Partners Management Company, LLCTenPercentOwner2024-07-12Purchase11,126,929.0$1.24
Telegraph Hill Partners IV, L.P.TenPercentOwner2024-07-12Purchase11,126,929.0$1.24
THP IV Affiliates Fund, LLCTenPercentOwner2024-07-12Purchase11,126,929.0$1.24
Telegraph Hill Partners IV Investment Management LLCTenPercentOwner2024-07-12Purchase11,126,929.0$1.24
Gelhaus KenChief Commercial Officer2023-11-30Purchase3,587.0$1.73
Terrill DamonGeneral Counsel and CCO2023-09-19Purchase27,027.0$1.85
MACKOWSKI J MATTHEWDirector2023-09-19Purchase810,810.0$1.85
Lowell MatthewChief Financial Officer2023-09-19Purchase54,054.0$1.85
Gunstream StephenPresident and CEO2023-09-19Purchase54,054.0$1.85
Telegraph Hill Partners Management Company, LLCTenPercentOwner2023-09-19Purchase1,190,270.0$1.85
Telegraph Hill Partners IV, L.P.TenPercentOwner2023-09-19Purchase1,190,270.0$1.85
THP IV Affiliates Fund, LLCTenPercentOwner2023-09-19Purchase1,190,270.0$1.85
Telegraph Hill Partners IV Investment Management LLCTenPercentOwner2023-09-19Purchase1,190,270.0$1.85
Telegraph Hill Partners Management Company, LLCTenPercentOwner2023-09-19Purchase6,917,837.0$1.85
Telegraph Hill Partners IV, L.P.TenPercentOwner2023-09-19Purchase6,917,837.0$1.85
THP IV Affiliates Fund, LLCTenPercentOwner2023-09-19Purchase6,917,837.0$1.85
Telegraph Hill Partners IV Investment Management LLCTenPercentOwner2023-09-19Purchase6,917,837.0$1.85
Hood LisaChief People Officer2023-06-13Sale11,400.0$3.8
Davis TedDirector,TenPercentOwner2023-05-26Purchase1,000.0$3.17
Davis TedDirector,TenPercentOwner2023-05-26Purchase1,000.0$3.26
Davis IreneDirector,TenPercentOwner2023-05-26Purchase1,000.0$3.17
Davis IreneDirector,TenPercentOwner2023-05-26Purchase1,000.0$3.26
Hood LisaChief People Officer2023-05-17Sale3,119.0$2.04
Gunstream StephenPresident and CEO2023-05-12Purchase4,665.0$1.67
Gelhaus KenChief Commercial Officer2023-05-12Purchase3,915.0$1.67
Hood LisaChief People Officer2023-05-12Purchase3,119.0$1.67
Hood LisaChief People Officer2022-11-15Sale2,046.0$5.28
Hood LisaChief People Officer2022-11-14Purchase2,046.0$4.23
Gunstream StephenPresident and CEO2022-11-14Purchase1,716.0$4.23
Gelhaus KenChief Commercial Officer2022-11-14Purchase1,422.0$4.23
Lowell MatthewChief Financial Officer2022-09-01Purchase10,000.0$4.61
MACKOWSKI J MATTHEWDirector2022-08-24Purchase5,000.0$4.97
MACKOWSKI J MATTHEWDirector2022-08-24Purchase5,000.0$4.98
Grossman Paul DavidDirector2022-08-16Purchase4,386.0$5.62
Grossman Paul DavidDirector2022-08-15Purchase4,826.0$5.15
Gunstream StephenPresident and CEO2022-08-15Purchase18,000.0$5.13
Lowell MatthewChief Financial Officer2022-05-20Purchase10,000.0$9.45
Hood LisaChief People Officer2022-05-13Purchase772.0$10.93
Gunstream StephenPresident and CEO2022-05-13Purchase1,292.0$10.93
Davis IreneDirector,TenPercentOwner2021-09-15Purchase1,429.0$27.08
Davis TedDirector,TenPercentOwner2021-09-15Purchase1,429.0$27.08
Davis IreneDirector,TenPercentOwner2021-09-08Purchase1,300.0$22.61
Davis TedDirector,TenPercentOwner2021-09-08Purchase1,300.0$22.61
Davis IreneDirector,TenPercentOwner2021-08-25Purchase9,090.0$19.95
Davis TedDirector,TenPercentOwner2021-08-25Purchase9,090.0$19.95