Frichtl Mark insider trades
Frichtl Mark has filed 23 Form 4s with the SEC that we hold, all for Ouster, Inc. (OUST), as Chief Technology Officer. Across all of them we count 5 purchases worth $448.2K and 33 sales worth $31.8M reported on Form 4. In the last 12 months: 0 purchases ($0) and 32 sales ($31.1M). The largest single trade was a sale of 76,582 shares of Ouster, Inc. worth $3.1M, dated 2026-05-26. Of 1 sale filed since we began reading the 10b5-1 checkbox, 1 (100%) was marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2023-03-20 and the latest 2026-09-16.
Ouster, Inc. (OUST)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2023-05-16 | P, purchase reported on Form 4 | 25,700 | $150.1K | 2023-05-18 |
| 2023-05-16 | P, purchase reported on Form 4 | 25,700 | $150.1K | 2023-05-18 |
| 2024-05-15 | P, purchase reported on Form 4 | 8,000 | $98.7K | 2024-05-16 |
| 2024-12-12 | P, purchase reported on Form 4 | 500 | $4.9K | 2024-12-16 |
| 2024-12-12 | P, purchase reported on Form 4 | 4,545 | $44.5K | 2024-12-16 |
| 2025-09-12 | S, sale reported on Form 4 | 25,329 | $720.9K | 2025-09-16 |
| 2025-12-12 | S, sale reported on Form 4 | 15,661 | $391.2K | 2025-12-16 |
| 2026-03-12 | S, sale reported on Form 4 | 15,689 | $367.6K | 2026-03-16 |
| 2026-03-25 | S, sale reported on Form 4 | 40,000 | $837.6K | 2026-03-27 |
| 2026-04-14 | S, sale reported on Form 4 | 40,000 | $910.4K | 2026-04-15 |
| 2026-04-15 | S, sale reported on Form 4 | 20,000 | $480.0K | 2026-04-15 |
| 2026-04-17 | S, sale reported on Form 4 | 30,000 | $754.5K | 2026-04-17 |
| 2026-04-20 | S, sale reported on Form 4 | 30,000 | $812.4K | 2026-04-21 |
| 2026-04-20 | S, sale reported on Form 4 | 30,000 | $782.4K | 2026-04-21 |
| 2026-04-21 | S, sale reported on Form 4 | 30,000 | $870.6K | 2026-04-21 |
| 2026-04-21 | S, sale reported on Form 4 | 30,000 | $843.3K | 2026-04-21 |
| 2026-04-22 | S, sale reported on Form 4 | 400 | $12.0K | 2026-04-23 |
| 2026-05-04 | S, sale reported on Form 4 | 21,149 | $637.2K | 2026-05-06 |
| 2026-05-05 | S, sale reported on Form 4 | 13,451 | $403.5K | 2026-05-06 |
| 2026-05-13 | S, sale reported on Form 4 | 31,434 | $977.3K | 2026-05-15 |
| 2026-05-13 | S, sale reported on Form 4 | 21,341 | $725.6K | 2026-05-15 |
| 2026-05-13 | S, sale reported on Form 4 | 35,000 | $1.1M | 2026-05-15 |
| 2026-05-13 | S, sale reported on Form 4 | 32,500 | $1.1M | 2026-05-15 |
| 2026-05-13 | S, sale reported on Form 4 | 13,659 | $464.4K | 2026-05-15 |
| 2026-05-13 | S, sale reported on Form 4 | 2,500 | $82.5K | 2026-05-15 |
| 2026-05-14 | S, sale reported on Form 4 | 40,000 | $1.4M | 2026-05-15 |
| 2026-05-15 | S, sale reported on Form 4 | 4,316 | $155.4K | 2026-05-15 |
| 2026-05-22 | S, sale reported on Form 4 | 35,684 | $1.3M | 2026-05-27 |
| 2026-05-22 | S, sale reported on Form 4 | 40,000 | $1.5M | 2026-05-27 |
| 2026-05-26 | S, sale reported on Form 4 | 19,669 | $770.2K | 2026-05-27 |
| 2026-05-26 | S, sale reported on Form 4 | 3,742 | $168.4K | 2026-05-27 |
| 2026-05-26 | S, sale reported on Form 4 | 70,558 | $2.9M | 2026-05-27 |
| 2026-05-26 | S, sale reported on Form 4 | 48,191 | $2.0M | 2026-05-27 |
| 2026-05-26 | S, sale reported on Form 4 | 45,000 | $1.9M | 2026-05-27 |
| 2026-05-26 | S, sale reported on Form 4 | 45,000 | $2.0M | 2026-05-27 |
| 2026-05-26 | S, sale reported on Form 4 | 76,582 | $3.1M | 2026-05-27 |
| 2026-06-12 | S, sale reported on Form 4 | 18,414 | $714.8K | 2026-06-16 |
| 2026-09-14 | S, sale reported on Form 4 | 18,778 | $637.7K | 2026-09-16 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1847596) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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