Knechtel Fred S. (CIK 1564260) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-04). Recent activity: Buy PFSA (54,323 shares), Sell PFSA (301,991 shares), Buy PFSA (301,991 shares), Buy PFSA (818,961 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-04 | Profusa, Inc. (PFSA) | Chief Financial Officer | Buy | 54,323 | $0 |
| 2026-09-04 | Profusa, Inc. (PFSA) | Chief Financial Officer | Sell | 301,991 | $0 |
| 2026-08-19 | Profusa, Inc. (PFSA) | Chief Financial Officer | Buy | 301,991 | $1.3M |
| 2026-02-02 | Profusa, Inc. (PFSA) | Chief Financial Officer | Buy | 818,961 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-09-04