Werner Sean (CIK 2047541) reported 13 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-22). Recent activity: Sell BLFS (421 shares), Sell BLFS (275 shares), Sell BLFS (420 shares), Sell BLFS (1,681 shares), Sell BLFS (111 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-22 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 421 | $15,446 |
| 2026-07-21 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 275 | $8,016 |
| 2026-06-22 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 420 | $10,937 |
| 2026-03-23 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 1,681 | $32,141 |
| 2026-03-05 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 111 | $2,302 |
| 2026-02-26 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Buy | 24,116 | $0 |
| 2025-11-28 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 110 | $2,941 |
| 2025-10-22 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 275 | $7,650 |
| 2025-09-15 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 72 | $1,932 |
| 2025-08-28 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 111 | $2,824 |
| 2025-07-22 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 1,115 | $23,660 |
| 2025-06-12 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 65 | $1,540 |
| 2025-05-30 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Technology Officer | Sell | 109 | $2,448 |
来源：SEC Form 4 申报文件 · 截至 2026-09-22