Ouster Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:OUST Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
06 Mar 26	BuyUS$136,175	Virginia Boulet	Individual	6,500	US$20.95
12 Dec 25	SellUS$291,590	Susan Heystee	Individual	11,650	US$25.03
12 Sep 25	SellUS$488,996	Megan Chung	Individual	17,183	US$28.46
12 Sep 25	SellUS$520,043	Darien Spencer	Individual	18,274	US$28.46
13 Aug 25	SellUS$1,211,688	Susan Heystee	Individual	40,389.6	US$30.00
12 Jun 25	SellUS$60,533	Darien Spencer	Individual	3,226	US$18.76
12 Jun 25	SellUS$53,066	Megan Chung	Individual	2,828	US$18.76

Insider Trading Volume

Insider Buying: OUST insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of OUST?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	102,322	0.163%
Individual Insiders	2,331,493	3.71%
General Public	29,941,227	47.7%
Institutions	30,428,949	48.5%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 16.8%.

Top Shareholders

Top 25 shareholders own 37.49% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
8.18%	BlackRock, Inc.	5,135,424	US$103.0m	5.55%	no data
7.51%	The Vanguard Group, Inc.	4,719,021	US$94.6m	-0.03%	no data
2.52%	State Street Global Advisors, Inc.	1,580,739	US$31.7m	-11.7%	no data
2.26%	Geode Capital Management, LLC	1,421,130	US$28.5m	9.07%	no data
1.36%	D. E. Shaw & Co., L.P.	852,406	US$17.1m	206%	0.01%
1.35%	Tao Capital Management LP	845,316	US$16.9m	-24.9%	14.98%
1.32%	Slate Path Capital LP	829,000	US$16.6m	0%	0.25%
1.23%	Penn Capital Management Company, LLC	775,297	US$15.5m	24.1%	1.24%
1.2%	Charles Pacala	756,150	US$15.2m	2.89%	no data
1.14%	Handelsbanken Asset Management	715,646	US$14.3m	131%	0.03%
0.81%	Mark Frichtl	506,738	US$10.2m	3.33%	no data
0.78%	Charles Schwab Investment Management, Inc.	487,438	US$9.8m	4.51%	no data
0.76%	New York State Common Retirement Fund	479,751	US$9.6m	18%	0.01%
0.74%	Northern Trust Global Investments	462,622	US$9.3m	0.31%	no data
0.72%	Dimensional Fund Advisors LP	451,431	US$9.1m	-0.27%	no data
0.68%	Morgan Stanley	428,001	US$8.6m	-43.9%	no data
0.64%	Squarepoint OPS LLC	401,727	US$8.1m	518%	0.02%
0.64%	Millennium Management LLC	401,185	US$8.0m	-20.6%	0.01%
0.63%	UBS Asset Management AG	394,840	US$7.9m	45.8%	no data
0.62%	Jane Street Group, LLC	386,354	US$7.7m	-1.84%	0.01%
0.53%	Algert Global LLC	331,363	US$6.6m	-33.9%	0.1%
0.51%	Citadel Advisors LLC	317,158	US$6.4m	2.94%	no data
0.49%	The Goldman Sachs Group, Inc.	304,885	US$6.1m	100%	no data
0.45%	Lord, Abbett & Co. LLC	282,808	US$5.7m	25.1%	0.02%
0.44%	SG Americas Securities, LLC	276,578	US$5.5m	43.2%	0.01%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/03/23 16:59
End of Day Share Price	2026/03/23 00:00
Earnings	2025/12/31
Annual Earnings	2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Ouster, Inc. is covered by 9 analysts. 5 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Andres Sheppard-Slinger	Cantor Fitzgerald & Co.
Itay Michaeli	Citigroup Inc
Richard Shannon	Craig-Hallum Capital Group LLC