DuRoss Amy — SEC Form 4 filings
SEC reporting owner CIK 1854968. 6 Form 4 filings on record with FilingPulse; latest filed 2026-02-26.
Transaction summary — filings shown
Covers all 6 filings on record, filed 2024-03-13 to 2026-02-26. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 9 legs across 5 filings — 28,832 shares, $635,861 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 3.
- Largest priced transaction: sale of 5,632 shares @ $24.96 ($140,575) in BIOLIFE SOLUTIONS INC, filed 2025-03-20.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| BIOLIFE SOLUTIONS INC (BLFS) | Director | 6 | — | 9 legs · 28,832 sh · $635,861 | 3 |
Form 4 filings — DuRoss Amy
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-02-26 | 4 | BIOLIFE SOLUTIONS INC (BLFS) | Grant/award (A): 8,170 | EDGAR |
| 2025-12-17 | 4 | BIOLIFE SOLUTIONS INC (BLFS) | Sale (S): 2,000 @ $24.60 | EDGAR |
| 2025-11-28 | 4 | BIOLIFE SOLUTIONS INC (BLFS) | Sale (S): 2,000 @ $27 · Sale (S): 2,000 @ $27 | EDGAR |
| 2025-11-21 | 4 | BIOLIFE SOLUTIONS INC (BLFS) | Sale (S): 477 @ $24.50 · Sale (S): 4,523 @ $24.51 · Sale (S): 1,000 @ $26 | EDGAR |
| 2025-03-20 | 4 | BIOLIFE SOLUTIONS INC (BLFS) | Sale (S): 5,632 @ $24.96 · Grant/award (A): 6,876 | EDGAR |
| 2024-03-13 | 4 | BIOLIFE SOLUTIONS INC (BLFS) | Grant/award (A): 11,264 · Sale (S): 6,135 @ $16.86 · Sale (S): 5,065 @ $17 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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