Alpha Teknova
Makes catalog and custom reagents for therapy, vaccine, diagnostic, and research workflows.
$7.12
After-hours close+0.01 (+0.14%)
At close$7.11(−2.74%)
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Breakdown13F · Form 4
Institutions 14.24%7.63M sharesInsiders 1.23%659.8K sharesOther 84.53%45.32M shares
Shares outstanding 53.61M · Float 10.85M · 20.2% free float
Institutions13F, as of Mar 31, 2026
78 holders · 7.63M shares · 24 new positions · 47 increased · 20 reduced · 15 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Roubaix Capital, LLC | 1.88M | 3.51% | +883.8K | May 6, 2026 |
| Royce & Associates LP | 1.07M | 1.99% | +775.6K | May 12, 2026 |
| BlackRock, Inc. | 716.8K | 1.34% | −14.1K | May 13, 2026 |
| Millennium Management LLC | 447.1K | 0.83% | +447.1K | May 15, 2026 |
| Vanguard Capital Management LLC | 441.9K | 0.82% | +441.9Knew | May 15, 2026 |
| UBS Group AG | 325.2K | 0.61% | −412.1K | May 5, 2026 |
| Conestoga Capital Advisors, LLC | 317.1K | 0.59% | 0 | Apr 24, 2026 |
| Geode Capital Management, LLC | 307.9K | 0.57% | +20.4K | May 15, 2026 |
Beneficial owners13D/G · 5% or more, as filed
No 13D/G filer at 5% or more on record.
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Stephen Gunstream | director, officer: President and CEO | 269.5K | 0.50% | Mar 9, 2026 |
| Matthew Lowell | officer: Chief Financial Officer | 168.4K | 0.31% | Mar 9, 2026 |
| Brett Robertson | director | 107.5K | 0.20% | Jun 25, 2025 |
| Alexander Vos | director | 102.5K | 0.19% | Jun 25, 2025 |
| Martha J. Demski | director | 12.0K | 0.02% | Jul 16, 2026 |
1 ten-percent owner holds 969.8K shares by Form 4, outside the officers-and-directors figure above · 8 people have not refiled in the last 18 months (4.69M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Mar 6, 2026 | Stephen Gunstreamdirector, officer: President and CEO | Purchase | 26,000 | $2.15 | 269,497 |
| Mar 6, 2026 | Matthew Lowellofficer: Chief Financial Officer | Purchase | 40,000 | $2.19 | 168,376 |
CongressHouse and Senate disclosures
| Member | Type | Amount | Owner | Traded | Disclosed |
|---|---|---|---|---|---|
| Sen. Richard Blumenthal · CT | Sale | $1,001 – $15,000 | Spouse | Jul 16, 2026 | Aug 26, 2026 ↗ |
| Sen. Richard Blumenthal · CT | Sale | $1,001 – $15,000 | Spouse | Jul 16, 2026 | Aug 26, 2026 ↗ |
| Sen. Richard Blumenthal · CT | Sale | $1,001 – $15,000 | Spouse | Jul 16, 2026 | Aug 26, 2026 ↗ |
| Sen. Richard Blumenthal · CT | Sale | $1,001 – $15,000 | Spouse | Jul 15, 2026 | Aug 26, 2026 ↗ |
| Sen. Richard Blumenthal · CT | Sale | $1,001 – $15,000 | Spouse | Jul 15, 2026 | Aug 26, 2026 ↗ |