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OUST · Ouster, Inc. · Shareholders & Ownership

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$30.74 +1.09 (+3.68%)
Market Cap
$2.14B
Shares
72.11M
Volume · Oct 20 2.4M Avg daily vol (3M) 2.62M

Every disclosed holder of OUST in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns OUST

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions
Holder group Shares % Out
Institutional (13F) 35,684,606 49.48%
Insiders (Forms 3, 4, 5) 3,073,379 4.26%
13D/G-only blocks 102,322 0.14%
Remaining 33,252,026 46.11%
Registered funds (N-PORT, not summed) 15,326,389 21.25%

Shares outstanding: 72,112,333, the issuer's latest cover-page count restated onto today's split basis.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of OUST

# Holder Shares
1
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
5,557,143
1.1
BlackRock, Inc.
13G CIK 2012383 · Holding company · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
5,421,343
1.2
iShares Russell 2000 ETF
Fund S000004344 · Registered fund · Jun 30, 2026
iShares Trust, not summed
1,631,167
1.3
iShares Russell 2000 Growth ETF
Fund S000004343 · Registered fund · Jun 30, 2026
iShares Trust, not summed
574,961
1.4
iShares Micro-Cap ETF
Fund S000004439 · Registered fund · Jun 30, 2026
iShares Trust, not summed
209,942
1.5
Master Small Cap Index Series
Fund S000002716 · Registered fund · Jun 30, 2026
Quantitative Master Series LLC, not summed
114,352
2
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,707,939
3
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
2,052,274
3.1
State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF
Fund S000063362 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
606,768
3.2
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
20,100
3.3
State Street(R) SPDR(R) S&P Kensho Smart Mobility ETF
Fund S000059701 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
5,215
3.4
State Street Total Return V.I.S. Fund
Fund S000001637 · Registered fund · Jun 30, 2026
STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed
1,582
3.5
State Street(R) SPDR(R) Portfolio MSCI Global Stock Market ETF
Fund S000036082 · Registered fund · Jun 30, 2026
SPDR INDEX SHARES FUNDS, not summed
1,124
4
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,915,767
5
VANGUARD PORTFOLIO MANAGEMENT LLC
13F CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,802,819
6
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,642,981
7
VANGUARD INFORMATION TECHNOLOGY INDEX FUND
Fund S000004452 · Registered fund · May 31, 2026
VANGUARD WORLD FUND, not summed
1,285,001
8
MORGAN STANLEY
13F CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,243,895
9
Pacala Charles Angus
Insider CIK 1848817 · Sep 14, 2026
Director, President and CEO, issuer-wide
1,041,816
10
PRICE T ROWE ASSOCIATES INC /MD/
13F CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,021,353
10.1
T. Rowe Price New Horizons Fund, Inc.
Fund S000002106 · Registered fund · Jun 30, 2026
T. ROWE PRICE NEW HORIZONS FUND, INC., not summed
621,000
10.2
T. Rowe Price Small-Cap Index Fund
Fund S000051327 · Registered fund · Jun 30, 2026
T. ROWE PRICE INDEX TRUST, INC., not summed
9,452
10.3
T. Rowe Price Extended Equity Market Index Fund
Fund S000002090 · Registered fund · Jun 30, 2026
T. ROWE PRICE INDEX TRUST, INC., not summed
9,300
11
VANGUARD EXTENDED MARKET INDEX FUND
Fund S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
730,580
12
JPMORGAN CHASE & CO
13F CIK 19617 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
728,688
13
EXCHANGE TRADED CONCEPTS, LLC
13F CIK 1457320 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
669,170
13.1
ROBO Global Robotics and Automation Index ETF
Fund S000042659 · Registered fund · Jul 31, 2026
EXCHANGE TRADED CONCEPTS TRUST, not summed
653,946
13.2
Roundhill Humanoid Robotics ETF
Fund S000093377 · Registered fund · Jun 30, 2026
Roundhill ETF Trust, not summed
36,324
14
Penn Capital Management Company, LLC
13F CIK 1158202 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
656,088
15
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
13F CIK 1705339 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
612,654
15.1
Global X Robotics & Artificial Intelligence ETF
Fund S000054693 · Registered fund · May 31, 2026
GLOBAL X FUNDS, not summed
473,564
15.2
Global X Russell 2000 ETF
Fund S000085029 · Registered fund · Jul 31, 2026
GLOBAL X FUNDS, not summed
30,006
16
Legal & General Group Plc
13F CIK 764068 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
601,815
17
RENAISSANCE TECHNOLOGIES LLC
13F CIK 1037389 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
575,900
18
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
564,023
18.1
Small Cap Index Fund
Fund S000001245 · Registered fund · Jun 30, 2026
Northern Funds, not summed
31,699
18.2
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
1,264
19
OBERWEIS ASSET MANAGEMENT INC/
13F CIK 937886 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
545,810
19.1
Oberweis Micro-Cap Fund
Fund S000010231 · Registered fund · Jun 30, 2026
OBERWEIS FUNDS, not summed
528,410
20
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
533,951
20.1
Schwab U.S. Small-Cap ETF
Fund S000026636 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
288,523
20.2
Schwab Small-Cap Index Fund
Fund S000005912 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
152,213
20.3
Schwab Total Stock Market Index Fund
Fund S000005913 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
39,256
20.4
Schwab U.S. Broad Market ETF
Fund S000026631 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
34,674
21
CITADEL ADVISORS LLC
13F CIK 1423053 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
476,586
22
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
452,368
23
Shannon River Fund Management LLC
13F CIK 1301050 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
449,264
24
DIMENSIONAL FUND ADVISORS LP
13F CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
445,274
24.1
Dimensional U.S. Small Cap ETF
Fund S000070906 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
108,940
24.2
Dimensional U.S. Core Equity 2 ETF
Fund S000070903 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
62,464
24.3
U.S. MICRO CAP PORTFOLIO
Fund S000000948 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
46,405
24.4
U.S. CORE EQUITY 2 PORTFOLIO
Fund S000000980 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
21,748
24.5
U.S. SMALL CAP PORTFOLIO
Fund S000000971 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
11,419
25
NEW YORK STATE COMMON RETIREMENT FUND
13F CIK 810265 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
410,092
26
Baird Financial Group, Inc.
13F CIK 1648711 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
403,365
26.1
Strategas Macro Thematic Opportunities ETF
Fund S000075078 · Registered fund · Jun 30, 2026
ADVISORS' INNER CIRCLE III, not summed
349,721
27
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
364,768
27.1
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF
Fund S000048296 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
10,567
27.2
Goldman Sachs Innovate Equity ETF
Fund S000068597 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
8,416
27.3
Goldman Sachs Absolute Return Tracker Fund
Fund S000020314 · Registered fund · Jun 30, 2026
GOLDMAN SACHS TRUST, not summed
1,759
28
AMERIPRISE FINANCIAL INC
13F CIK 820027 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
354,622
28.1
Columbia Integrated Small Cap Growth Fund
Fund S000074122 · Registered fund · May 31, 2026
Columbia Funds Series Trust II, not summed
12,705
29
Frichtl Mark
Insider CIK 1847596 · Sep 14, 2026
Chief Technology Officer, issuer-wide
318,987
30
UBS Group AG
13F CIK 1610520 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
317,774
31
Driehaus Capital Management LLC
13F CIK 938206 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
307,142
31.1
Driehaus Micro Cap Growth Fund
Fund S000042829 · Registered fund · Jun 30, 2026
Driehaus Mutual Funds, not summed
48,362
32
SUSQUEHANNA INTERNATIONAL GROUP, LLP
13F CIK 1446194 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
307,109
33
Russell Investments Group, Ltd.
13F CIK 1692234 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
296,762
33.1
Tax-Managed U.S. Mid & Small Cap Fund
Fund S000001571 · Registered fund · Jul 31, 2026
RUSSELL INVESTMENT CO, not summed
98,646
33.2
U.S. Small Cap Equity Fund
Fund S000001586 · Registered fund · Jul 31, 2026
RUSSELL INVESTMENT CO, not summed
23,410
33.3
U.S. Small Cap Equity Fund
Fund S000006864 · Registered fund · Jun 30, 2026
RUSSELL INVESTMENT FUNDS, not summed
5,641
33.4
Russell Investments U.S. Small Cap Equity ETF
Fund S000089990 · Registered fund · Jun 30, 2026
Russell Investments Exchange Traded Funds, not summed
5,262
34
JPMorgan Small Cap Growth Fund
Fund S000003859 · Registered fund · Jun 30, 2026
JPMorgan Trust II, not summed
295,857
35
VANGUARD RUSSELL 2000 INDEX FUND
Fund S000030003 · Registered fund · May 31, 2026
VANGUARD SCOTTSDALE FUNDS, not summed
291,349
36
SPENCER DARIEN
Insider CIK 1226378 · Sep 14, 2026
Chief Operating Officer, issuer-wide
286,998
37
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
13F CIK 1164508 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
271,587
38
NEXT CENTURY GROWTH INVESTORS LLC
13F CIK 1134007 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
252,227
39
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC
13F CIK 1638555 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
250,000
40
DEUTSCHE BANK AG\
13F CIK 948046 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
248,194
40.1
DWS Small Cap Core Fund
Fund S000005709 · Registered fund · Jun 30, 2026
DEUTSCHE DWS INVESTMENT TRUST, not summed
181,768
40.2
DWS Small Cap Index VIP
Fund S000006223 · Registered fund · Jun 30, 2026
DEUTSCHE DWS INVESTMENTS VIT FUNDS, not summed
9,719
41
WELLINGTON MANAGEMENT GROUP LLP
13F CIK 902219 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
246,061
42
Gianella Kenneth P.
Insider CIK 1677143 · Sep 14, 2026
Chief Financial Officer, issuer-wide
245,328
43
MACKENZIE FINANCIAL CORP
13F CIK 919859 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
241,530
44
FIRST TRUST ADVISORS LP
13F CIK 1125816 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
235,721
44.1
First Trust Small Cap Growth AlphaDEX Fund
Fund S000031806 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
140,363
44.2
First Trust Small Cap Core AlphaDEX Fund
Fund S000017339 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
69,763
44.3
First Trust Innovation Leaders ETF
Fund S000071847 · Registered fund · May 31, 2026
First Trust Exchange-Traded Fund VIII, not summed
40,567
44.4
First Trust Multi Cap Growth AlphaDEX Fund
Fund S000017343 · Registered fund · Jul 31, 2026
First Trust Exchange-Traded AlphaDEX Fund, not summed
12,716
45
BOULET VIRGINIA
Insider CIK 1202817 · May 11, 2026
Director, issuer-wide
230,000
46
AQR CAPITAL MANAGEMENT LLC
13F CIK 1167557 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
225,290
46.1
AQR Small Cap Multi-Style Fund
Fund S000040064 · Registered fund · Jun 30, 2026
AQR Funds, not summed
18,485
46.2
AQR Small Cap Momentum Style Fund
Fund S000025644 · Registered fund · Mar 31, 2026
AQR Funds, not summed
9,597
47
GROUP ONE TRADING LLC
13F CIK 932540 · Broker-dealer · Jun 30, 2026
carried, not yet filed for the newest quarter
212,447
48
LORD, ABBETT & CO. LLC
13F CIK 728100 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
204,352
48.1
Lord Abbett Micro-Cap Growth Fund
Fund S000007142 · Registered fund · Jul 31, 2026
LORD ABBETT SECURITIES TRUST, not summed
56,605
49
Chung Megan
Insider CIK 1966411 · Sep 14, 2026
General Counsel and Secretary, issuer-wide
189,291
50
SILVERCREST ASSET MANAGEMENT GROUP LLC
13F CIK 1232395 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
185,218

19 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 427 holders

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Key facts CIK 1816581 CUSIP 68989M202 13F (30d) 42 filings 42 filers Visit website Investor relations