Mark Frichtl sold $638k of OUST
Chief Technology Officer at Ouster, Inc.. 18,778 shares at an average of $33.96, traded Sep 14, 2026, filed Sep 16, 2026.
Score components
- +15RoleOfficer
- +20Trade size$638k at market
- 0Share of holdings soldSold 5.6% of holdings
- +15Cluster6 insiders selling within 14 days
- -2010b5-1 planPre-scheduled under a 10b5-1 plan
What happened after comparable sells
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001193125-26-393368, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Sep 14, 2026 | SOpen-market sale Common Stock10b5-1 | -18,778 | $33.96 | $638k | 318,987 | 26 d ago |
Related signals
Other insiders at Ouster, Inc. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 26Weak | Ouster, Inc. | Megan Chung General Counsel and Secretary | $390k 11,484 shares | -6% | |
| 35Weak | Ouster, Inc. | Kenneth P. Gianella Chief Financial Officer | $533k 15,686 shares | -6% | |
| 44Moderate | Ouster, Inc. | Cyrille Jacquemet Chief Revenue Officer | $302k 8,896 shares | -8% | |
| 45Moderate | Ouster, Inc. | Charles Angus Pacala President and CEO | $1.0M 30,385 shares | -3% | |
| 32Weak | Ouster, Inc. | Darien Spencer Chief Operating Officer | $435k 12,808 shares | -4% | |
| 41Moderate | Ouster, Inc. | Megan Chung General Counsel and Secretary | $489k 17,183 shares | -8% | |
| 24Weak | Ouster, Inc. | Mark Frichtl Chief Technology Officer | $721k 25,329 shares | -4% | |
| 30Weak | Ouster, Inc. | Megan Chung General Counsel and Secretary | $53k 2,828 shares | -1% | |
| 35Weak | Ouster, Inc. | Darien Spencer Chief Operating Officer | $61k 3,226 shares | -1% | |
| 11Weak | Ouster, Inc. | Megan Chung General Counsel and Secretary | $65k 5,800 shares | -3% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.