BioLife Solutions Inc
Ownership
Ownership Structure
Who owns BioLife Solutions Inc (BLFS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 87.6% of the shares are freely tradable; institutional investors hold 104.5%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| T. Rowe Price Investment Management,Inc. | 13.30 | 6,506,346 | +19.2 | 03/31/2026 |
| BlackRock Inc | 12.47 | 6,101,765 | +3.2 | 03/31/2026 |
| Casdin Capital, LLC | 9.51 | 4,655,000 | -21.9 | 06/30/2026 |
| Amvescap Plc. | 4.80 | 2,348,532 | -40.3 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.92 | 1,917,708 | +0.0 | 03/31/2026 |
| State Street Corp | 3.22 | 1,577,076 | +4.7 | 03/31/2026 |
| FMR Inc | 3.01 | 1,470,252 | -5.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| T. Rowe Price US Small-Cap Core Equity | 5.10 | 2,495,025 | -2.6 | 06/30/2026 |
| T. Rowe Price Small-Cap Stock | 5.03 | 2,460,507 | -1.4 | 07/31/2026 |
| iShares Core S&P Small-Cap ETF | 4.93 | 2,410,574 | +0.0 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Mathew Aby J. | EVP & Chief Scientific Officer | 387,833 | 14,311,038 $ | Sep 8, 2026 | direct |
| Wichterman Troy | Chief Financial Officer | 212,223 | 7,831,029 $ | Sep 8, 2026 | direct |
| Berard Todd | Chief Marketing Officer | 162,293 | 5,988,612 $ | Sep 8, 2026 | direct |
| Werner Sean | Chief Technology Officer | 47,556 | 1,754,816 $ | Jul 17, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 8, 2026 | Berard Todd | Chief Marketing Officer | Other | 356 | 35.38 | 12,595 |
| Sep 8, 2026 | Mathew Aby J. | EVP & Chief Scientific Officer | Other | 627 | 35.38 | 22,183 |
| Sep 8, 2026 | Wichterman Troy | Chief Financial Officer | Other | 1,026 | 35.38 | 36,300 |
| Jul 17, 2026 | Werner Sean | Chief Technology Officer | Other | 275 | 29.15 | 8,016 |
| Jul 7, 2026 | Wichterman Troy | Chief Financial Officer | Other | 844 | 27.79 | 23,455 |
| Jul 7, 2026 | Mathew Aby J. | EVP & Chief Scientific Officer | Other | 516 | 27.79 | 14,340 |
| Jul 7, 2026 | Berard Todd | Chief Marketing Officer | Other | 293 | 27.79 | 8,142 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.