Aebersold Sarah (CIK 1837756) reported 18 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-23). Recent activity: Sell BLFS (931 shares), Sell BLFS (219 shares), Buy BLFS (23,548 shares), Sell BLFS (5,734 shares), Sell BLFS (241 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-23 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 931 | $17,801 |
| 2026-03-05 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 219 | $4,542 |
| 2026-02-26 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Buy | 23,548 | $0 |
| 2026-02-26 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 5,734 | $129,875 |
| 2026-01-08 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 241 | $6,167 |
| 2025-12-17 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 233 | $5,855 |
| 2025-12-17 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 713 | $17,440 |
| 2025-11-28 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 217 | $5,803 |
| 2025-10-14 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 188 | $5,144 |
| 2025-09-17 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 714 | $18,286 |
| 2025-09-15 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 233 | $6,251 |
| 2025-08-28 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 219 | $5,571 |
| 2025-07-09 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 198 | $4,409 |
| 2025-06-18 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 711 | $15,806 |
| 2025-06-12 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 235 | $5,570 |
| 2025-05-30 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 217 | $4,874 |
| 2025-04-11 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 210 | $4,223 |
| 2025-04-03 | BIOLIFE SOLUTIONS INC (BLFS) | Chief Human Resources Officer | Sell | 5,771 | $130,771 |
来源：SEC Form 4 申报文件 · 截至 2026-03-23