Ouster

OUST · NASDAQ

$29.65+$0.79 (+2.74%)TodayMarket closed · Oct 20, 7:59 PM ET

Prev close $28.86

Who owns OUST

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 24.6% of OUST’s shares.

BlackRock Institutional Trust Company, N.A.7.0%
Vanguard Capital Management, LLC4.0%
State Street Investment Management (US)3.1%
Vanguard Portfolio Management, LLC2.7%
Next 6 largest institutions7.9%
All other shareholders75.4%

Top institutional holders of OUST
Holder	Shares	% of shares	Change, last filing	Filed
BlackRock Institutional Trust Company, N.A.	4.70M	7.00%	+443.63K	Jun 30, 2026
Vanguard Capital Management, LLC	2.71M	4.04%	+43.56K	Jun 30, 2026
State Street Investment Management (US)	2.05M	3.06%	+419.61K	Jun 30, 2026
Vanguard Portfolio Management, LLC	1.80M	2.69%	+32.57K	Jun 30, 2026
Geode Capital Management, L.L.C.	1.64M	2.45%	+192.87K	Jun 30, 2026
T. Rowe Price Associates, Inc.	935.63K	1.39%	+918.18K	Jun 30, 2026
Pacala (Charles Angus)	747.53K	1.11%	−29.80K	Jun 12, 2026
Exchange Traded Concepts, LLC	669.17K	1.00%	+617.07K	Jun 30, 2026
PENN Capital Management Company, Inc.	656.09K	0.98%	−313.52K	Jun 30, 2026
Mirae Asset Global Investments (USA) LLC	621.81K	0.93%	+96.59K	Jun 30, 2026

Largest mutual fund holders

Top mutual fund holders of OUST
Holder	Shares	% of shares	Change, last filing	Filed
Vanguard Total Stock Market Index Fund	2.04M	3.03%	+120.46K	Jul 31, 2026
iShares Russell 2000 ETF	1.62M	2.42%	−7.08K	Jul 31, 2026
Vanguard Information Technology Index Fund	1.29M	1.92%	+5.24K	Jul 31, 2026
Vanguard Extended Market Index Fund	775.60K	1.16%	+45.21K	Jul 31, 2026
Fidelity Small Cap Index Fund	679.63K	1.01%	+113.86K	Jun 30, 2026

Insider trades

Form 4 filings by officers, directors and large holders

Over the last 6 months, insiders bought $41.83K (2 trades) and sold $39.11M (48 trades) of OUST on the open market.

Latest OUST insider transactions
Insider	Date	Type	Shares	Price	Value
Heystee Susan	Oct 5, 2026	Award	779	$44.12	$34.37K
Chung Megan	Sep 14, 2026	Sale	11.48K	$33.96	$389.99K
Pacala Charles Angus	Sep 14, 2026	Sale	30.39K	$33.96	$1.03M
Jacquemet Cyrille	Sep 14, 2026	Sale	8.90K	$33.96	$302.09K
Frichtl Mark	Sep 14, 2026	Sale	18.78K	$33.96	$637.69K
Gianella Kenneth P.	Sep 14, 2026	Sale	15.69K	$33.96	$532.68K
SPENCER DARIEN	Sep 14, 2026	Sale	12.81K	$33.96	$434.95K
Chung Megan	Sep 9, 2026	Gift	2.08K	—	—
Frichtl Mark	Sep 2, 2026	Gift	38.74K	—	—
Frichtl Mark	Aug 26, 2026	Option exercise	100.00K	—	—

Short interest

Settled Sep 30, 2026

Shares short: 7.35M
Days to cover: 3.04
% of shares outstanding: 10.95%
Average daily volume: 2.42M
Change since last report: +8.4%

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