Form 4 for BLFS BIOLIFE SOLUTIONS INC
Accepted 2026-09-22 17:11:47 ET · period of report 2026-09-18 · accession 0001628280-26-063077 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-22 17:11 | 2026-09-18 | BLFS | Werner Sean | CTO | F - Tax | $36.69 | -421 | 47.1K | -0.9% | -$15.4K |
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 | 2026-09-18 | F | D | 421 | $36.69 | 47,135 | D | — | — | (F1) Represents the number of shares withheld by the Issuer to satisfy tax withholding obligations of the reporting person that arose upon the release of restricted stock units. |