Ouster, Inc. (OUST) Insider Trading
Over the last 3 months, OUST insiders made 0 open-market buys and 14 sales, a net sale of -$8.7M (SEC Form 4). Over the last 6 months, 203 institutions increased and 116 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
14
Net (3m)
-$8.7M
Insider trades by month Buys Sells
Jan
Mar
Apr
May
Jun
Aug
Context3-month price -24%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 28, 2026 | Frichtl Markofficer: Chief Technology Officer | Option | 100,000 | $14.22 |
| Aug 19, 2026 | Gianella Kenneth P.officer: Chief Financial Officer | Sell | 8,201 | $46.40 |
| Aug 19, 2026 | Gianella Kenneth P.officer: Chief Financial Officer | Sell | 17,927 | $44.65 |
| Aug 19, 2026 | Gianella Kenneth P.officer: Chief Financial Officer | Sell | 508 | $47.09 |
| Aug 19, 2026 | Gianella Kenneth P.officer: Chief Financial Officer | Sell | 13,364 | $45.52 |
| Aug 7, 2026 | SKAGGS STEPHEN Adirector | Sell | 3,614 | $45.18 |
| Aug 7, 2026 | SKAGGS STEPHEN Adirector | Sell | 1,386 | $46.48 |
| Aug 5, 2026 | SPENCER DARIENofficer: Chief Operating Officer | Sell | 30,000 | $45.00 |
| Jul 8, 2026 | Heystee Susandirector | Grant | 660 | $49.83 |
| Jun 22, 2026 | Tewksbury Ted L IIIdirector | Sell | 1,695 | $47.00 |
| Jun 22, 2026 | Correia Christinadirector | Grant | 4,725 | — |
| Jun 22, 2026 | Heystee Susandirector | Grant | 4,725 | — |
| Jun 22, 2026 | Tewksbury Ted L IIIdirector | Grant | 4,725 | — |
| Jun 22, 2026 | MADDOCK ERNEST Edirector | Grant | 4,725 | — |
| Jun 22, 2026 | Eyler Phillipdirector | Grant | 4,725 | — |
| Jun 22, 2026 | SKAGGS STEPHEN Adirector | Grant | 4,725 | — |
| Jun 16, 2026 | Frichtl Markofficer: Chief Technology Officer | Sell | 18,414 | $38.82 |
| Jun 16, 2026 | Chung Meganofficer: General Counsel and Secretary | Sell | 11,261 | $38.82 |
| Jun 16, 2026 | SPENCER DARIENofficer: Chief Operating Officer | Sell | 12,559 | $38.82 |
| Jun 16, 2026 | Jacquemet Cyrilleofficer: Chief Revenue Officer | Sell | 8,723 | $38.82 |
| Jun 16, 2026 | Pacala Charles Angusdirector, officer: President and CEO | Sell | 29,797 | $38.82 |
| Jun 16, 2026 | Gianella Kenneth P.officer: Chief Financial Officer | Sell | 54,337 | $38.82 |
| May 27, 2026 | Frichtl Markofficer: Chief Technology Officer | Sell | 76,582 | $39.94 |
| May 27, 2026 | Jacquemet Cyrilleofficer: Chief Revenue Officer | Sell | 9,433 | $40.00 |
| May 27, 2026 | Frichtl Markofficer: Chief Technology Officer | Option | 50,063 | $14.22 |
| May 27, 2026 | Frichtl Markofficer: Chief Technology Officer | Sell | 35,684 | $36.39 |
| May 27, 2026 | Frichtl Markofficer: Chief Technology Officer | Sell | 40,000 | $37.16 |
| May 27, 2026 | Frichtl Markofficer: Chief Technology Officer | Sell | 19,669 | $39.16 |
| May 27, 2026 | Frichtl Markofficer: Chief Technology Officer | Sell | 70,558 | $40.90 |
| May 27, 2026 | Frichtl Markofficer: Chief Technology Officer | Sell | 48,191 | $41.99 |
Source: OUST SEC Form 4 filings, latest Aug 28, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their OUST positions over the last 6 months (SEC Form 13F).
Increased
203
New positions
188
Reduced
116
Sold out
33
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 5.6M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 5.3M | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 2.7M | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 2.7M | May 15, 2026 |
| JANE STREET GROUP, LLC | Increased | 2.6M | Aug 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 2.2M | Aug 14, 2026 |
| STATE STREET CORP | Increased | 2.1M | Aug 7, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 1.8M | Aug 13, 2026 |
| CITADEL ADVISORS LLC | Increased | 1.8M | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 1.8M | May 8, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 1.7M | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1.6M | Aug 12, 2026 |
| STATE STREET CORP | Increased | 1.6M | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1.5M | May 15, 2026 |
| MORGAN STANLEY | Increased | 1.2M | Aug 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.