Frichtl Mark (CIK 1847596) reported 34 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-16). Recent activity: Sell OUST (18,414 shares), Sell OUST (4,316 shares), Sell OUST (31,434 shares), Buy OUST (21,341 shares), Sell OUST (21,341 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-16 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 18,414 | $714,887 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 4,316 | $155,380 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 31,434 | $977,371 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 21,341 | $303,469 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 21,341 | $725,594 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 35,000 | $1.1M |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 2,500 | $82,500 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 32,500 | $1.1M |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 13,659 | $464,406 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 40,000 | $568,800 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 40,000 | $1.4M |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 4,316 | $61,374 |
| 2026-05-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 31,434 | $66,954 |
| 2026-04-23 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 400 | $852 |
| 2026-04-23 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 400 | $12,000 |
| 2026-04-21 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 60,000 | $127,800 |
| 2026-04-21 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 30,000 | $782,547 |
| 2026-04-21 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 30,000 | $812,259 |
| 2026-04-21 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 60,000 | $127,800 |
| 2026-04-21 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 30,000 | $843,333 |
| 2026-04-21 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 30,000 | $870,528 |
| 2026-04-17 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 30,000 | $63,900 |
| 2026-04-17 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 30,000 | $754,395 |
| 2026-04-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Buy | 40,000 | $85,200 |
| 2026-04-15 | Ouster, Inc. (OUST) | Chief Technology Officer | Sell | 40,000 | $910,248 |
Source: SEC Form 4 filings · as of 2026-06-16