SPENCER DARIEN (CIK 1226378) reported 9 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-16). Recent activity: Sell OUST (12,559 shares), Buy OUST (46,125 shares), Sell OUST (10,938 shares), Sell OUST (10,919 shares), Sell OUST (18,274 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-16 | Ouster, Inc. (OUST) | Chief Operating Officer | Sell | 12,559 | $487,578 |
| 2026-04-14 | Ouster, Inc. (OUST) | Chief Operating Officer | Buy | 46,125 | $0 |
| 2026-03-16 | Ouster, Inc. (OUST) | Chief Operating Officer | Sell | 10,938 | $256,277 |
| 2025-12-16 | Ouster, Inc. (OUST) | Chief Operating Officer | Sell | 10,919 | $272,757 |
| 2025-09-16 | Ouster, Inc. (OUST) | Chief Operating Officer | Sell | 18,274 | $520,078 |
| 2025-06-16 | Ouster, Inc. (OUST) | Chief Operating Officer | Sell | 3,226 | $60,520 |
| 2025-03-25 | Ouster, Inc. (OUST) | Chief Operating Officer | Buy | 80,000 | $0 |
| 2025-03-18 | Ouster, Inc. (OUST) | Chief Operating Officer | Sell | 249 | $1,997 |
| 2025-03-14 | Ouster, Inc. (OUST) | Chief Operating Officer | Sell | 4,489 | $34,251 |
Source: SEC Form 4 filings · as of 2026-06-16