CuriosityStream Inc.
CuriosityStream Inc. (CURI) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · CURI · as of Sep 30, 2025
Ownership Breakdown
126
Institutional Holders
▲ 20 vs Q2
$100.73M
Total Inst. Value
▲ $33.69M vs Q2
59.29M
Shares Outstanding
freeFloat 52.83%
19.01M
13F Shares Held
▲ 7.10M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
CURI largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. services-motion picture & video tape production | 2.11M | 3.68% | 3.68% | $11.17B | Nov 12, 2025 | ▲ 37.7K |
THOMPSON SIEGEL & WALMSLEY LLC services-motion picture & video tape production | 2.04M | 3.55% | 3.55% | $10.79B | Nov 12, 2025 | NEW |
VANGUARD GROUP INC services-motion picture & video tape production | 1.98M | 3.45% | 3.45% | $10.48B | Nov 7, 2025 | ▲ 274.2K |
RENAISSANCE TECHNOLOGIES LLC services-motion picture & video tape production | 1.04M | 1.81% | 1.81% | $5.50B | Nov 13, 2025 | ▲ 365.6K |
MYDA ADVISORS LLC services-motion picture & video tape production | 905.0K | 1.58% | 1.58% | $4.80B | Nov 13, 2025 | NEW |
GEODE CAPITAL MANAGEMENT, LLC services-motion picture & video tape production | 749.1K | 1.31% | 1.31% | $3.97B | Nov 12, 2025 | ▲ 21.9K |
STATE STREET CORP services-motion picture & video tape production | 661.2K | 1.15% | 1.15% | $3.50B | Nov 14, 2025 | ▲ 273.2K |
ESSEX INVESTMENT MANAGEMENT CO LLC services-motion picture & video tape production | 622.3K | 1.08% | 1.08% | $3.30B | Nov 6, 2025 | NEW |
CITADEL ADVISORS LLC services-motion picture & video tape production | 535.4K | 93.34% | 93.34% | $2.84B | Nov 14, 2025 | ▲ 274.2K |
UBS GROUP AG services-motion picture & video tape production | 506.2K | 88.25% | 88.25% | $2.68B | Nov 13, 2025 | ▲ 298.1K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
31
Increased
+3.32M shares11
New Positions
first time holders7
Decreased
−117.1K shares0
Sold Out
fully exitedNet shares change (top 50)
+3.21M
+3.32M / −117.1K
Net new holders
+35
11 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
CURI insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
2
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Stinchcomb Clinton Larry President and CEO | May 28, 2026 | Purchase | 25,744 | $2.78 | $71.5K | 2.97M | Form 4 ↗ |
Stinchcomb Clinton Larry President and CEO | May 27, 2026 | Purchase | 94,256 | $2.74 | $258.6K | 2.95M | Form 4 ↗ |
Stinchcomb Clinton Larry President and CEO | May 26, 2026 | Purchase | 30,000 | $2.67 | $80.0K | 2.85M | Form 4 ↗ |
Stinchcomb Clinton Larry President and CEO | Mar 11, 2026 | Tax Withhold | 196,738 | $3.27 | $643.3K | 2.82M | Form 4 ↗ |
Vilade John Thomas Jr Chief Commercial Officer | Feb 10, 2026 | Award | 150,000 | — | — | 150.0K | Form 4 ↗ |
Vilade John Thomas Jr Chief Commercial Officer | Feb 10, 2026 | Award | 100,000 | — | — | 100.0K | Form 4 ↗ |
Reed Rebecca R Gen Counsel | Feb 10, 2026 | Award | 30,000 | — | — | 30.0K | Form 4 ↗ |
Hayden Phillip Brady Chief Financial Officer | Feb 10, 2026 | Award | 30,000 | — | — | 30.0K | Form 4 ↗ |
HENDRICKS JOHN S
| Feb 4, 2026 | Award | 27,439 | — | — | 27.4K | Form 4 ↗ |
Hendricks Elizabeth Ann director | Feb 4, 2026 | Award | 18,780 | — | — | 18.8K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
CuriosityStream Inc. (CURI) is primarily owned by institutional investors, who hold approximately 32.1% of total shares outstanding. Company insiders own approximately 47.17%, while retail and public investors account for the remaining 20.77%.
The largest institutional shareholder of CuriosityStream Inc. is BLACKROCK, INC., holding approximately 2.11 million shares — equal to 3.68% of outstanding shares — as of September 30, 2025.
A total of 126 institutional investors currently hold CURI stock, with a combined institutional value of approximately $100,733,355 as of the most recent 13F filing period.
Frequently asked questions
CURI ownershipCuriosityStream Inc. (CURI) is primarily owned by institutional investors, who hold approximately 32.1% of shares. The largest shareholder is BLACKROCK, INC. with a 3.68% stake. Company insiders hold 47.17%. Data sourced from SEC Form 13F as of September 30, 2025.