Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in CURI held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 2.5M | $7.4M | +1.3% | 4.204% | 0.00% |
| 2 | RENAISSANCE TECHNOLOGIES LLC | 1.8M | $5.2M | +30.1% | 2.983% | 0.01% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.7M | $4.9M | — | 2.821% | 0.00% |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 935K | $2.8M | +8.1% | 1.577% | 0.00% |
| 5 | LOS ANGELES CAPITAL MANAGEMENT LLC | 837K | $2.5M | +1587.4% | 1.412% | 0.01% |
| 6 | GOLDMAN SACHS GROUP INC | 787K | $2.3M | +40.5% | 1.328% | 0.00% |
| 7 | STATE STREET CORP | 747K | $2.2M | +4.6% | 1.260% | 0.00% |
| 8 | Penbrook Management LLC | 675K | $2.0M | +94.4% | 1.139% | 1.51% |
| 9 | ESSEX INVESTMENT MANAGEMENT CO LLC | 621K | $1.8M | +1.8% | 1.047% | 0.29% |
| 10 | NORTHERN TRUST CORP | 466K | $1.4M | +3.3% | 0.786% | 0.00% |
| 11 | Bank of New York Mellon Corp | 447K | $1.3M | +6.0% | 0.753% | 0.00% |
| 12 | UBS Group AG | 435K | $1.3M | +45.3% | 0.734% | 0.00% |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLC | 323K | $955K | — | 0.544% | 0.00% |
| 14 | MILLENNIUM MANAGEMENT LLC | 316K | $936K | -54.0% | 0.534% | 0.00% |
| 15 | CWM, LLC | 295K | $873K | -0.1% | 0.498% | 0.00% |
| 16 | Squarepoint Ops LLC | 271K | $801K | +7.5% | 0.456% | 0.00% |
| 17 | VANGUARD FIDUCIARY TRUST CO | 243K | $720K | — | 0.411% | 0.00% |
| 18 | DIMENSIONAL FUND ADVISORS LP | 233K | $690K | +117.0% | 0.394% | 0.00% |
| 19 | SEI INVESTMENTS CO | 232K | $688K | +139.1% | 0.392% | 0.00% |
| 20 | PANAGORA ASSET MANAGEMENT INC | 190K | $563K | -0.7% | 0.321% | 0.00% |
| 21 | MORGAN STANLEY | 164K | $487K | +22.1% | 0.277% | 0.00% |
| 22 | Evernest Financial Advisors, LLC | 135K | $440K | -47.0% | 0.228% | 0.09% |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 143K | $422K | -7.1% | 0.240% | 0.00% |
| 24 | AQR CAPITAL MANAGEMENT LLC | 136K | $403K | +26.0% | 0.230% | 0.00% |
| 25 | D. E. Shaw & Co., Inc. | 131K | $389K | -34.0% | 0.222% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in CURI — a direct measure of their conviction.
Filings activity in CURI during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 100 | 15% | 32.34% | 8.30 pp | $49M | 20% |
| Q4 2025 | 117 | +0.9% | 40.64% | 14.29 pp | $61M | 26% |
| Q3 2025 | 116 | +15% | 54.93% | +14.50 pp | $83M | +36% |
| Q2 2025 | 101 | +55% | 40.43% | +28.44 pp | $61M | +237% |
| Q1 2025 | 65 | +44% | 11.99% | +7.31 pp | $18M | +156% |
| Q4 2024 | 45 | 2.2% | 4.68% | 0.72 pp | $7M | 13% |
| Q3 2024 | 46 | +4.5% | 5.40% | +0.40 pp | $8M | +8.0% |
| Q2 2024 | 44 | — | 5.00% | — | $8M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Latest Form 4 transactions by company officers and directors. Insider buys are widely viewed as the highest-conviction signal because executives are risking personal capital.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| May 27, 2026 | Stinchcomb Clinton Larry | Buy | 94K | $2.74 | $259K |
Quick answers to the most common questions about buying CURI stock.
Based on Q1 2026 13F filings, institutional ownership of CuriosityStream Inc. stands at 32.3%, held across 100 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of CURI, with approximately 2,492,505 shares worth $0.01B as of Q1 2026.
Yes — 2 widely-followed marquee investors appear among the top 25 institutional holders of CURI, including RENAISSANCE TECHNOLOGIES LLC, MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for CURI is 36 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
18 institutions opened new positions in CURI during Q1 2026, while 35 fully exited. 18 added to existing positions and 64 trimmed.
CURI institutional ownership fell by 8.30 percentage points quarter-over-quarter, with a net change of -17 holders.
The top 10 institutions account for 66.9% of all reported 13F value in CURI, and the top 25 account for 89.4%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
CuriosityStream Inc. (CURI) Institutional Ownership