OUST
Ouster, Inc.
Latest Form 4:Sale$1.8MbyGianella Kenneth P. (Chief Financial Officer) · filed Aug 20, 2026
Ouster, Inc. (OUST) has 61 SEC Form 4 filings (102 transaction rows) in the rolling window, disclosed by 10 distinct insiders. Most recent filing: Aug 28, 2026.
The most active filer is Chief Technology Officer Frichtl Mark with 18 filings. Insiders have net sold $41.8M over the trailing 6 months.
- Industry:Semiconductors
- CEO:Angus Pacala
- Employees:320
- HQ:San Francisco, CA, US
- IPO:2020-10-09
Insider Buying
$178K
reported purchases (SEC code P)
Insider Selling
$47.0M
reported sales (SEC code S)
Unique Insiders
10
in the rolling window
Market Cap
$2.5B
latest known value
| Source | ||||||
|---|---|---|---|---|---|---|
| Chief Financial Officer | Sale | 40,000 | $1.8M | Aug 20 | SEC ↗ | |
SKAGGS STEPHEN AFirst in 3 months | Director | Sale | 1,386 | $64K | Aug 7 | SEC ↗ |
SKAGGS STEPHEN AFirst in 3 months | Director | Sale | 3,614 | $163K | Aug 7 | SEC ↗ |
| Chief Operating Officer | Sale | 30,000 | $1.4M | Aug 6 | SEC ↗ | |
| Director | Sale | 1,695 | $80K | Jun 22 | SEC ↗ | |
| Chief Revenue Officer | Sale | 8,723 | $339K | Jun 16 | SEC ↗ | |
Gianella Kenneth P.First filing | Chief Financial Officer | Sale | 54,337 | $2.1M | Jun 16 | SEC ↗ |
| Chief Operating Officer | Sale | 12,559 | $488K | Jun 16 | SEC ↗ | |
| General Counsel and Secretary | Sale | 11,261 | $437K | Jun 16 | SEC ↗ | |
Pacala Charles AngusFirst in 3 months | President and CEO | Sale | 29,797 | $1.2M | Jun 16 | SEC ↗ |
| Chief Technology Officer | Sale | 18,414 | $715K | Jun 16 | SEC ↗ | |
| Chief Revenue Officer | Sale | 9,433 | $377K | May 27 | SEC ↗ | |
| Chief Technology Officer | Sale | 75,684 | $2.8M | May 27 | SEC ↗ | |
| Chief Technology Officer | Sale | 308,742 | $12.8M | May 27 | SEC ↗ | |
| Chief Operating Officer | Sale | 30,000.5 | $1.4M | May 27 | SEC ↗ | |
Jacquemet CyrilleFirst filing | Chief Revenue Officer | Sale | 10,000 | $350K | May 22 | SEC ↗ |
Heystee SusanFirst in 5 months | Director | Sale | 9,316 | $324K | May 22 | SEC ↗ |
| Chief Technology Officer | Sale | 136,434 | $4.4M | May 15 | SEC ↗ | |
| Chief Technology Officer | Sale | 40,000 | $1.4M | May 15 | SEC ↗ | |
| Chief Technology Officer | Sale | 4,316 | $155K | May 15 | SEC ↗ | |
| Director | Purchase | 1,658 | $42K | May 12 | SEC ↗ | |
| Director | Sale | 5,000 | $150K | May 7 | SEC ↗ | |
| Chief Technology Officer | Sale | 21,149 | $637K | May 6 | SEC ↗ | |
| Chief Technology Officer | Sale | 13,451 | $404K | May 6 | SEC ↗ | |
| Chief Technology Officer | Sale | 400 | $12K | Apr 23 | SEC ↗ | |
| Director | Sale | 5,000 | $140K | Apr 22 | SEC ↗ | |
| Chief Technology Officer | Sale | 60,000 | $1.6M | Apr 21 | SEC ↗ | |
| Chief Technology Officer | Sale | 60,000 | $1.7M | Apr 21 | SEC ↗ | |
| Chief Technology Officer | Sale | 30,000 | $754K | Apr 17 | SEC ↗ | |
| General Counsel and Secretary | Sale | 5,837 | $144K | Apr 17 | SEC ↗ | |
| Chief Technology Officer | Sale | 40,000 | $910K | Apr 15 | SEC ↗ | |
| Chief Technology Officer | Sale | 20,000 | $480K | Apr 15 | SEC ↗ | |
| Chief Technology Officer | Sale | 40,000 | $838K | Mar 27 | SEC ↗ | |
Tewksbury Ted L IIIFirst in 3 months | Director | Sale | 1,695 | $34K | Mar 23 | SEC ↗ |
Frichtl MarkFirst in 3 months | Chief Technology Officer | Sale | 15,689 | $368K | Mar 16 | SEC ↗ |
SPENCER DARIENFirst in 3 months | Chief Operating Officer | Sale | 10,938 | $256K | Mar 16 | SEC ↗ |
| General Counsel and Secretary | Sale | 9,593 | $225K | Mar 16 | SEC ↗ | |
Pacala Charles AngusFirst in 3 months | President and CEO | Sale | 24,657 | $578K | Mar 16 | SEC ↗ |
Boulet VirginiaFirst filing | Director | Purchase | 6,500 | $136K | Mar 9 | SEC ↗ |
| General Counsel and Secretary | Sale | 5,837 | $159K | Jan 21 | SEC ↗ | |
| Director | Sale | 1,695 | $36K | Dec 23 | SEC ↗ | |
Heystee SusanFirst filing | Director | Sale | 11,650 | $292K | Dec 16 | SEC ↗ |
SPENCER DARIENFirst in 3 months | Chief Operating Officer | Sale | 10,919 | $273K | Dec 16 | SEC ↗ |
Pacala Charles AngusFirst in 3 months | President and CEO | Sale | 24,610 | $615K | Dec 16 | SEC ↗ |
| General Counsel and Secretary | Sale | 10,696 | $267K | Dec 16 | SEC ↗ | |
Frichtl MarkFirst in 3 months | Chief Technology Officer | Sale | 15,661 | $391K | Dec 16 | SEC ↗ |
Tewksbury Ted L IIIFirst filing | Director | Sale | 1,695 | $43K | Nov 12 | SEC ↗ |
| General Counsel and Secretary | Sale | 5,836.8 | $181K | Oct 20 | SEC ↗ | |
SPENCER DARIENFirst filing | Chief Operating Officer | Sale | 18,274 | $520K | Sep 16 | SEC ↗ |
Pacala Charles AngusFirst filing | President and CEO | Sale | 37,992 | $1.1M | Sep 16 | SEC ↗ |
Chung MeganFirst filing | General Counsel and Secretary | Sale | 17,183 | $489K | Sep 16 | SEC ↗ |
Frichtl MarkFirst filing | Chief Technology Officer | Sale | 25,329 | $721K | Sep 16 | SEC ↗ |
Related companies
Ouster, Inc. is in the Manufacturing sector.