Silfen Richard A (CIK 1307077) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-20). Recent activity: Buy ISSC (5,618 shares), Buy ISSC (1,890 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-20 | INNOVATIVE SOLUTIONS & SUPPORT INC (ISSC) | Director | Buy | 5,618 | $0 |
| 2026-02-19 | INNOVATIVE SOLUTIONS & SUPPORT INC (ISSC) | Director | Buy | 1,890 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-04-20