BLFS insider transaction filings
BIOLIFE SOLUTIONS INC — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-21. Screen BLFS transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-21 | 4 | Werner Sean — Chief Technology Officer | Tax withholding (F): 275 @ $29.15 | EDGAR |
| 2026-07-13 | 4 | Wichterman Troy — Chief Financial Officer | Tax withholding (F): 844 @ $27.79 | EDGAR |
| 2026-07-13 | 4 | Berard Todd — Chief Marketing Officer | Tax withholding (F): 293 @ $27.79 | EDGAR |
| 2026-07-13 | 4 | Mathew Aby J. — EVP & Chief Scientific Officer | Tax withholding (F): 516 @ $27.79 | EDGAR |
| 2026-06-22 | 4 | Werner Sean — Chief Technology Officer | Tax withholding (F): 420 @ $26.04 | EDGAR |
| 2026-06-22 | 4 | Wichterman Troy — Chief Financial Officer | Tax withholding (F): 937 @ $26.04 | EDGAR |
| 2026-06-22 | 4 | Berard Todd — Chief Marketing Officer | Tax withholding (F): 470 @ $26.04 | EDGAR |
| 2026-06-22 | 4 | Mathew Aby J. — EVP & Chief Scientific Officer | Tax withholding (F): 564 @ $26.04 | EDGAR |
| 2026-06-22 | 4 | DE GREEF RODERICK — President and CEO, Director | Tax withholding (F): 2,775 @ $26.04 | EDGAR |
| 2026-06-10 | 4 | Wichterman Troy — Chief Financial Officer | Tax withholding (F): 1,026 @ $26.10 | EDGAR |
| 2026-06-10 | 4 | Berard Todd — Chief Marketing Officer | Tax withholding (F): 356 @ $26.10 | EDGAR |
| 2026-06-10 | 4 | Mathew Aby J. — EVP & Chief Scientific Officer | Tax withholding (F): 627 @ $26.10 | EDGAR |
| 2026-05-21 | 4 | Casdin Partners Master Fund, L.P. — 10% owner Casdin Capital, LLC — 10% owner Casdin Partners GP, LLC — 10% owner Casdin Eli — 10% owner | Sale (S): 300,000 @ $22.65 · Sale (S): 250,000 @ $23.70 · Sale (S): 650,000 @ $23.70 | EDGAR |
| 2026-04-10 | 4 | Wichterman Troy — Chief Financial Officer | Tax withholding (F): 844 @ $19.27 | EDGAR |
| 2026-04-10 | 4 | Berard Todd — Chief Marketing Officer | Tax withholding (F): 293 @ $19.27 | EDGAR |
| 2026-04-10 | 4 | Mathew Aby J. — EVP & Chief Scientific Officer | Tax withholding (F): 515 @ $19.27 | EDGAR |
| 2026-03-31 | 4 | Foster Karen A. — Chief Quality and Operations | Sale (S): 2,577 @ $19.17 | EDGAR |
| 2026-03-23 | 4 | Werner Sean — Chief Technology Officer | Tax withholding (F): 1,681 @ $19.12 | EDGAR |
| 2026-03-23 | 4 | Wichterman Troy — Chief Financial Officer | Tax withholding (F): 3,749 @ $19.12 | EDGAR |
| 2026-03-23 | 4 | Aebersold Sarah — Chief Human Resources Officer | Tax withholding (F): 931 @ $19.12 | EDGAR |
| 2026-03-23 | 4 | Foster Karen A. — Chief Quality and Operations | Tax withholding (F): 1,907 @ $19.12 | EDGAR |
| 2026-03-23 | 4 | Berard Todd — Chief Marketing Officer | Tax withholding (F): 1,879 @ $19.12 | EDGAR |
| 2026-03-23 | 4 | Mathew Aby J. — EVP & Chief Scientific Officer | Tax withholding (F): 2,255 @ $19.12 | EDGAR |
| 2026-03-23 | 4 | DE GREEF RODERICK — President and CEO, Director | Tax withholding (F): 11,101 @ $19.12 | EDGAR |
| 2026-03-09 | 4 | Foster Karen A. — Chief Quality and Operations | Sale (S): 96,923 @ $20.15 · Sale (S): 500 @ $20 | EDGAR |
| 2026-03-05 | 4 | Werner Sean — Chief Technology Officer | Sale (S): 111 @ $20.74 | EDGAR |
| 2026-03-05 | 4 | Wichterman Troy — Chief Financial Officer | Sale (S): 588 @ $20.74 | EDGAR |
| 2026-03-05 | 4 | Aebersold Sarah — Chief Human Resources Officer | Sale (S): 219 @ $20.74 | EDGAR |
| 2026-03-05 | 4 | Foster Karen A. — Chief Quality and Operations | Sale (S): 418 @ $20.74 | EDGAR |
| 2026-03-05 | 4 | Berard Todd — Chief Marketing Officer | Sale (S): 353 @ $20.74 | EDGAR |
| 2026-03-05 | 4 | Mathew Aby J. — EVP & Chief Scientific Officer | Sale (S): 529 @ $20.74 | EDGAR |
| 2026-02-26 | 4 | Werner Sean — Chief Technology Officer | Grant/award (A): 24,116 | EDGAR |
| 2026-02-26 | 4 | Wichterman Troy — Chief Financial Officer | Grant/award (A): 31,150 · Grant/award (A): 64,866 · Tax withholding (F): 25,525 @ $22.65 | EDGAR |
| 2026-02-26 | 4 | DuRoss Amy — Director | Grant/award (A): 8,170 | EDGAR |
| 2026-02-26 | 4 | Aebersold Sarah — Chief Human Resources Officer | Grant/award (A): 23,548 · Tax withholding (F): 5,734 @ $22.65 | EDGAR |
| 2026-02-26 | 4 | Coste Catherine — Director | Grant/award (A): 8,170 | EDGAR |
| 2026-02-26 | 4 | Foster Karen A. — Chief Quality and Operations | Grant/award (A): 32,112 · Tax withholding (F): 13,013 @ $22.65 | EDGAR |
| 2026-02-26 | 4 | MOORE TIMOTHY L. — Director | Grant/award (A): 8,170 | EDGAR |
| 2026-02-26 | 4 | Berard Todd — Chief Marketing Officer | Grant/award (A): 20,096 · Grant/award (A): 22,479 · Tax withholding (F): 8,846 @ $22.65 | EDGAR |
| 2026-02-26 | 4 | Hunt Anthony — Director | Grant/award (A): 8,170 | EDGAR |
| 2026-02-26 | 4 | Ellingson Rachel — Director | Grant/award (A): 8,170 | EDGAR |
| 2026-02-26 | 4 | Mathew Aby J. — EVP & Chief Scientific Officer | Grant/award (A): 20,096 · Grant/award (A): 39,605 · Tax withholding (F): 15,585 @ $22.65 | EDGAR |
| 2026-02-26 | 4 | GOSWAMI JOYDEEP — Director | Grant/award (A): 8,170 | EDGAR |
| 2026-02-26 | 4 | DE GREEF RODERICK — President and CEO, Director | Grant/award (A): 118,730 · Grant/award (A): 170,291 · Tax withholding (F): 67,010 @ $22.65 · Grant/award (A): 219,024 · Tax withholding (F): 86,186 @ $22.65 | EDGAR |
| 2026-01-08 | 4 | Wichterman Troy — Chief Financial Officer | Sale (S): 990 @ $25.59 | EDGAR |
| 2026-01-08 | 4 | Aebersold Sarah — Chief Human Resources Officer | Sale (S): 241 @ $25.59 | EDGAR |
| 2026-01-08 | 4 | Foster Karen A. — Chief Quality and Operations | Sale (S): 335 @ $25.59 | EDGAR |
| 2026-01-08 | 4 | Berard Todd — Chief Marketing Officer | Sale (S): 344 @ $25.59 | EDGAR |
| 2026-01-08 | 4 | Mathew Aby J. — EVP & Chief Scientific Officer | Sale (S): 405 @ $25.59 | EDGAR |
| 2025-12-17 | 4 | Wichterman Troy — Chief Financial Officer | Sale (S): 1,033 @ $25.13 | EDGAR |
Recent 8-K events — BIOLIFE SOLUTIONS INC
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-03 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-22 | 8-K | 1.01 — Entry into a Material Definitive Agreement 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-03 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-02 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-26 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-09 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2025-11-17 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
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