Bio-Techne
TECH · NASDAQ
Who owns TECH
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 44.8% of TECH’s shares.
- Fidelity Management & Research Company LLC7.7%
- Vanguard Capital Management, LLC6.6%
- BlackRock Institutional Trust Company, N.A.6.0%
- HBK Investments, L.P.4.4%
- Next 6 largest institutions20.2%
- All other shareholders55.2%
| Holder | Shares | % of shares |
|---|---|---|
| Fidelity Management & Research Company LLC | 11.99M | 7.70% |
| Vanguard Capital Management, LLC | 10.22M | 6.56% |
| BlackRock Institutional Trust Company, N.A. | 9.41M | 6.04% |
| HBK Investments, L.P. | 6.83M | 4.38% |
| Vanguard Portfolio Management, LLC | 6.51M | 4.18% |
| State Street Investment Management (US) | 5.98M | 3.84% |
| Goldman Sachs & Co. LLC | 5.69M | 3.65% |
| Geode Capital Management, L.L.C. | 5.35M | 3.43% |
| Invesco Capital Management LLC | 4.54M | 2.91% |
| Ruane, Cunniff & Goldfarb L.P. | 3.35M | 2.15% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 4.98M | 3.20% |
| Vanguard 500 Index Fund | 4.11M | 2.64% |
| Invesco S&P 500 Equal Weight ETF | 3.60M | 2.31% |
| Vanguard Small-Cap Index Fund | 3.60M | 2.31% |
| American Funds SMALLCAP World Fund | 2.55M | 1.64% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $320.39K (1 trade) of TECH on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| BAUMGARTNER ROBERT V | Option exercise | 15.94K | — |
| BAUMGARTNER ROBERT V | Tax withholding | 5.56K | $403.31K |
| BAUMGARTNER ROBERT V | Option exercise | 15.94K | — |
| Crouse Steven C. | Award | 14.14K | — |
| Crouse Steven C. | Award | 8.70K | — |
| Herr Amy E. | Award | 1.38K | — |
| Bohnen Shane | Award | 18.43K | — |
| Bohnen Shane | Award | 11.34K | — |
| Geist William | Award | 23.98K | — |
| Geist William | Award | 14.76K | — |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| April McClainHouse | Sale | $1K–$15K | Apr 8, 2026 |
| April McClainHouse | Sale | $1K–$15K | Feb 24, 2026 |
| April McClainHouse | Sale | $1K–$15K | Jan 28, 2026 |
| April McClainHouse | Purchase | $1K–$15K | Dec 5, 2025 |
| April McClainHouse | Purchase | $1K–$15K | Dec 2, 2025 |
| April McClainHouse | Purchase | $1K–$15K | Oct 22, 2025 |
Short interest
Settled Sep 30, 2026
- Shares short
- 7.39M
- Days to cover
- 2.08
- % of shares outstanding
- 4.74%
- Average daily volume
- 3.56M
- Change since last report
- +11.4%
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