InsiderFlow

OUST

Ouster, Inc.$38.52-3.46 (-8.24%)
Prev Close$41.97·MCap$2.76B·P/E·Vol4.09M·Yield

Buys (12M)

2

$178.0K

Sells (12M)

40

$41.11M

Net Activity

Net Seller

$40.93M

Active Insiders

10

last 12 mo

Over the past 12 months, insider activity at Ouster, Inc. (OUST) has been dominated by selling, with 2 insider purchases totaling $178.0K and 40 insider sales totaling $41.11M. The most recent insider transaction was by Tewksbury Ted L III (director), who sold $79.7K worth of shares on Jun 22, 2026. Ouster, Inc. operates in the Technology sector, within the Semiconductors industry, with a market cap of $2.76B.

OUST Insider Trading Activity

DateInsiderTypeValue
Jun 22, 2026 Tewksbury Ted L IIISell$79.7K
Jun 16, 2026 Pacala Charles AngusSell$1.16M
Jun 16, 2026 Jacquemet CyrilleSell$338.7K
Jun 16, 2026 Gianella Kenneth P.Sell$2.11M
Jun 16, 2026 SPENCER DARIENSell$487.6K
Jun 16, 2026 Chung MeganSell$437.2K
Jun 16, 2026 Frichtl MarkSell$714.9K
May 27, 2026 SPENCER DARIENSell$1.35M
May 27, 2026 Jacquemet CyrilleSell$377.3K
May 27, 2026 Frichtl MarkSell$13.67M0.5% OS
May 22, 2026 Heystee SusanSell$324.2K
May 21, 2026 Jacquemet CyrilleSell$350.0K
May 15, 2026 Frichtl MarkSell$6.00M
May 12, 2026 Boulet VirginiaBuy$41.8K
May 7, 2026 SKAGGS STEPHEN ASell$150.0K
May 6, 2026 Frichtl MarkSell$1.04M
Apr 23, 2026 Frichtl MarkSell$12.0K
Apr 22, 2026 SKAGGS STEPHEN ASell$140.0K
Apr 21, 2026 Frichtl MarkSell$1.68M
Apr 17, 2026 Chung MeganSell$144.2K
Apr 17, 2026 Frichtl MarkSell$754.4K
Apr 15, 2026 Frichtl MarkSell$1.39M
Mar 27, 2026 Frichtl MarkSell$837.6K
Mar 23, 2026 Tewksbury Ted L IIISell$33.9K
Mar 16, 2026 Chung MeganSell$224.8K
Mar 16, 2026 Frichtl MarkSell$367.6K
Mar 16, 2026 Pacala Charles AngusSell$577.6K
Mar 16, 2026 SPENCER DARIENSell$256.3K
Mar 9, 2026 Boulet VirginiaBuy$136.2K
Jan 16, 2026 Chung MeganSell$159.0K
Dec 19, 2025 Tewksbury Ted L IIISell$36.4K
Dec 12, 2025 Chung MeganSell$267.2K
Dec 12, 2025 Frichtl MarkSell$391.2K
Dec 12, 2025 Heystee SusanSell$291.6K
Dec 12, 2025 Pacala Charles AngusSell$614.7K
Dec 12, 2025 SPENCER DARIENSell$272.7K
Nov 11, 2025 Tewksbury Ted L IIISell$43.0K
Sep 12, 2025 Chung MeganSell$489.0K
Sep 12, 2025 Frichtl MarkSell$720.8K
Sep 12, 2025 Pacala Charles AngusSell$1.08M
Sep 12, 2025 SPENCER DARIENSell$520.0K
Aug 13, 2025 Heystee SusanSell$1.21M
Jun 12, 2025 Chung MeganSell$53.1K
Jun 12, 2025 SPENCER DARIENSell$60.5K
May 13, 2025 Heystee SusanSell$504.1K
Mar 26, 2025 Chung MeganSell$65.2K
Mar 17, 2025 SPENCER DARIENSell$2.0K
Mar 12, 2025 Chung MeganSell$23.5K
Mar 12, 2025 Geng ChenSell$23.3K
Mar 12, 2025 SPENCER DARIENSell$34.2K
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OUST Insider Buying Activity

The following table shows recent insider purchases of Ouster, Inc. (OUST) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
May 12, 2026 Boulet VirginiaBuy$41.8K
Mar 9, 2026 Boulet VirginiaBuy$136.2K

OUST Insider Selling Activity

The following table shows recent insider sales of Ouster, Inc. (OUST) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Jun 22, 2026 Tewksbury Ted L IIISell$79.7K
Jun 16, 2026 Pacala Charles AngusSell$1.16M
Jun 16, 2026 Jacquemet CyrilleSell$338.7K
Jun 16, 2026 Gianella Kenneth P.Sell$2.11M
Jun 16, 2026 SPENCER DARIENSell$487.6K
Jun 16, 2026 Chung MeganSell$437.2K
Jun 16, 2026 Frichtl MarkSell$714.9K
May 27, 2026 SPENCER DARIENSell$1.35M
May 27, 2026 Jacquemet CyrilleSell$377.3K
May 27, 2026 Frichtl MarkSell$13.67M0.5% OS
May 22, 2026 Heystee SusanSell$324.2K
May 21, 2026 Jacquemet CyrilleSell$350.0K
May 15, 2026 Frichtl MarkSell$6.00M
May 7, 2026 SKAGGS STEPHEN ASell$150.0K
May 6, 2026 Frichtl MarkSell$1.04M
Apr 23, 2026 Frichtl MarkSell$12.0K
Apr 22, 2026 SKAGGS STEPHEN ASell$140.0K
Apr 21, 2026 Frichtl MarkSell$1.68M
Apr 17, 2026 Chung MeganSell$144.2K
Apr 17, 2026 Frichtl MarkSell$754.4K
Apr 15, 2026 Frichtl MarkSell$1.39M
Mar 27, 2026 Frichtl MarkSell$837.6K
Mar 23, 2026 Tewksbury Ted L IIISell$33.9K
Mar 16, 2026 Chung MeganSell$224.8K
Mar 16, 2026 Frichtl MarkSell$367.6K
Mar 16, 2026 Pacala Charles AngusSell$577.6K
Mar 16, 2026 SPENCER DARIENSell$256.3K
Jan 16, 2026 Chung MeganSell$159.0K
Dec 19, 2025 Tewksbury Ted L IIISell$36.4K
Dec 12, 2025 Chung MeganSell$267.2K
Dec 12, 2025 Frichtl MarkSell$391.2K
Dec 12, 2025 Heystee SusanSell$291.6K
Dec 12, 2025 Pacala Charles AngusSell$614.7K
Dec 12, 2025 SPENCER DARIENSell$272.7K
Nov 11, 2025 Tewksbury Ted L IIISell$43.0K
Sep 12, 2025 Chung MeganSell$489.0K
Sep 12, 2025 Frichtl MarkSell$720.8K
Sep 12, 2025 Pacala Charles AngusSell$1.08M
Sep 12, 2025 SPENCER DARIENSell$520.0K
Aug 13, 2025 Heystee SusanSell$1.21M
Jun 12, 2025 Chung MeganSell$53.1K
Jun 12, 2025 SPENCER DARIENSell$60.5K
May 13, 2025 Heystee SusanSell$504.1K
Mar 26, 2025 Chung MeganSell$65.2K
Mar 17, 2025 SPENCER DARIENSell$2.0K
Mar 12, 2025 Chung MeganSell$23.5K
Mar 12, 2025 Geng ChenSell$23.3K
Mar 12, 2025 SPENCER DARIENSell$34.2K

OUST Insiders

Tewksbury Ted L III

Director

Sold $193.0K
4 tradesLast: Jun 22, 2026
Gianella Kenneth P.

officer: Chief Financial Officer

Sold $2.11M
1 tradesLast: Jun 16, 2026
SPENCER DARIEN

officer: Chief Operating Officer

Sold $2.98M
8 tradesLast: Jun 16, 2026
Pacala Charles Angus

President and CEO

Sold $3.43M
4 tradesLast: Jun 16, 2026
Jacquemet Cyrille

officer: Chief Revenue Officer

Sold $1.07M
3 tradesLast: Jun 16, 2026
Frichtl Mark

officer: Chief Technology Officer

Sold $27.58M
12 tradesLast: Jun 16, 2026
Chung Megan

officer: General Counsel and Secretary

Sold $1.86M
9 tradesLast: Jun 16, 2026
Heystee Susan

Director

Sold $2.33M
4 tradesLast: May 22, 2026
Boulet Virginia

director

Bought $178.0K
2 tradesLast: May 12, 2026
SKAGGS STEPHEN A

director

Sold $290.0K
2 tradesLast: May 7, 2026
Geng Chen

Interim CFO

Sold $23.3K
1 tradesLast: Mar 12, 2025
Kantheti Krishna

10% Owner

Sold $2.66M
3 tradesLast: Dec 16, 2021