Latest Period
Q1 2026
Security Snapshot
Ouster, Inc. - Common Stock (OUST) Institutional Ownership
CUSIP: 68989M202
13F Institutional Holders and Ownership History from Q3 2021 to Q1 2026
Institutions Reporting
222
Shares (Excl. Options)
29,895,948
Price
$18.37
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- Security type / class
- Equity / Common Stock
- Symbol
- OUST on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 29,895,948
- Total 13F value
- $549,171,339
- Portfolio coverage rank
- 0%
- Share change
- -437,340
- Value change
- -$19,183,376
- Number of holders
- 222
- Shares outstanding
- 59,877,162
- SEC-reported price per share
- $29.72
- Insider filing price
- $29.72
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- OUST - Ouster, Inc. - Common Stock is tracked under CUSIP 68989M202.
- 222 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 222 to 222 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $651,587,671 to $549,171,339.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 222 institutions filings for Q1 2026.
Security key
68989M202
Latest holder period
Q1 2026
13F holders
222
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
OUST full holder history
Ouster, Inc. SEC filings
Ouster, Inc. company facts
Ouster, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 68989M202:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
OUST
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 7.4% | $95,884,892 | 4,430,910 | BlackRock, Inc. | 31 Dec 2025 |
As of 31 Mar 2026, 222 institutional investors reported holding 29,895,948 shares of Ouster, Inc. - Common Stock (OUST). This represents 50% of the company’s total 59,877,162 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
38%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.8% | 5,290,375 | +3% | 0% | $97,184,189 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.4% | 2,664,383 | 0% | 0% | $48,944,716 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3% | 1,770,252 | 0% | 0% | $32,519,529 |
| STATE STREET CORP | 2.7% | 1,632,666 | +3.3% | 0% | $29,992,074 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.4% | 1,450,108 | +2% | 0% | $26,643,834 |
| Penn Capital Management Company, LLC | 1.6% | 969,605 | +25% | 1.4% | $17,853,228 |
| Tao Capital Management LP | 1.4% | 845,316 | 0% | 13% | $15,528,455 |
| D. E. Shaw & Co., Inc. | 1.4% | 842,089 | -1.2% | 0.01% | $15,469,175 |
| GOLDMAN SACHS GROUP INC | 1.4% | 826,233 | +122% | 0% | $15,177,901 |
| MORGAN STANLEY | 1.2% | 732,975 | +4.2% | 0% | $13,464,767 |
| Handelsbanken Fonder AB | 1% | 609,999 | -15% | 0.04% | $11,221,000 |
| NEW YORK STATE COMMON RETIREMENT FUND | 0.98% | 588,212 | +23% | 0.02% | $10,805,454 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.86% | 516,727 | +1935% | 0.01% | $9,492,275 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.82% | 488,295 | +0.18% | 0% | $8,969,979 |
| NORTHERN TRUST CORP | 0.81% | 485,875 | +5% | 0% | $8,925,525 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.81% | 485,279 | 0% | $8,914,575 | |
| DIMENSIONAL FUND ADVISORS LP | 0.81% | 483,871 | +7.2% | 0% | $8,888,710 |
| VANGUARD FIDUCIARY TRUST CO | 0.69% | 415,545 | 0% | 0% | $7,633,562 |
| AMERIPRISE FINANCIAL INC | 0.47% | 280,182 | +32% | 0% | $5,146,943 |
| Bastion Asset Management Inc. | 0.46% | 274,101 | 1.6% | $5,270,631 | |
| FMR LLC | 0.39% | 234,903 | +17% | 0% | $4,315,171 |
| AQR CAPITAL MANAGEMENT LLC | 0.39% | 231,421 | -7.7% | 0% | $4,251,204 |
| LORD, ABBETT & CO. LLC | 0.38% | 230,344 | -19% | 0.01% | $4,231,000 |
| UBS Group AG | 0.38% | 225,939 | -25% | 0% | $4,150,499 |
| CITADEL ADVISORS LLC | 0.36% | 217,473 | -31% | 0% | $3,994,979 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
15
Latest
Q1 2026
Rows shown
1-15 of 15
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 29,895,948 | $549,171,339 | -$19,183,376 | $18.37 | 222 |
| 2025 Q4 | 30,092,610 | $651,587,671 | -$76,315,612 | $21.64 | 222 |
| 2025 Q3 | 32,372,045 | $876,094,108 | +$136,290,923 | $27.05 | 227 |
| 2025 Q2 | 27,544,469 | $667,950,270 | +$112,628,308 | $24.25 | 192 |
| 2025 Q1 | 23,456,855 | $210,615,939 | +$286,141 | $8.98 | 158 |
| 2024 Q4 | 23,088,372 | $282,919,608 | +$32,733,914 | $12.22 | 144 |
| 2024 Q3 | 21,192,554 | $133,521,430 | +$16,194,457 | $6.30 | 132 |
| 2024 Q2 | 18,298,963 | $179,824,196 | +$47,089,181 | $9.83 | 124 |
| 2024 Q1 | 13,982,640 | $111,031,633 | +$9,610,010 | $7.94 | 101 |
| 2023 Q4 | 12,796,207 | $97,699,872 | +$29,660,996 | $7.67 | 107 |
| 2023 Q3 | 8,936,697 | $45,045,233 | +$14,380,448 | $5.04 | 89 |
| 2023 Q2 | 6,090,445 | $30,091,760 | +$29,905,837 | $4.94 | 85 |
| 2023 Q1 | 219,821 | $185,000 | +$185,000 | $0.84 | 2 |
| 2021 Q4 | 0 | $0 | -$2,247 | $29.72 | 0 |
| 2021 Q3 | 307 | $2,247 | +$2,247 | $7.32 | 1 |