Form 4 for BLFS BIOLIFE SOLUTIONS INC
Accepted 2025-11-21 00:00:00 ET · period of report 2025-11-19 · accession 0001628280-25-053665 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2025-11-21 | 2025-11-19+ | BLFS | DuRoss Amy | Dir | S - Sale | $24.76 | -6,000 | 24.7K | -20% | -$148.5K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-11-20 | S | D | 4,523 | $24.51 | 25,687 | D | — | — | |
| 2 | Common | Common Stock | 2025-11-19 | S | D | 477 | $24.50 | 30,210 | D | — | — | |
| 3 | Common | Common Stock | 2025-11-21 | S | D | 1,000 | $26.00 | 24,687 | D | — | — |