Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in KLTR held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | SAPPHIRE VENTURES, L.L.C. | 8.0M | $9.7M | 0.0% | 5.307% | 9.79% |
| 2 | BlackRock, Inc. | 5.4M | $6.6M | -8.2% | 3.579% | 0.00% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 3.7M | $4.6M | — | 2.487% | 0.00% |
| 4 | GAGNON SECURITIES LLC | 3.3M | $4.0M | +14.6% | 2.181% | 0.92% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 2.2M | $2.7M | +9.8% | 1.492% | 0.00% |
| 6 | STATE STREET CORP | 1.6M | $2.0M | +0.8% | 1.072% | 0.00% |
| 7 | S Squared Technology, LLC | 1.5M | $1.8M | +14.8% | 1.005% | 0.70% |
| 8 | Russell Investments Group, Ltd. | 1.5M | $1.8M | -14.2% | 0.972% | 0.00% |
| 9 | Gagnon Advisors, LLC | 1.4M | $1.7M | 0.0% | 0.940% | 1.27% |
| 10 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 816K | $995K | -13.1% | 0.542% | 0.00% |
| 11 | GLOBEFLEX CAPITAL L P | 731K | $892K | 0.0% | 0.486% | 0.14% |
| 12 | VANGUARD PORTFOLIO MANAGEMENT LLC | 713K | $870K | — | 0.474% | 0.00% |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 676K | $825K | -7.7% | 0.450% | 0.00% |
| 14 | RENAISSANCE TECHNOLOGIES LLC | 654K | $798K | +2.2% | 0.435% | 0.00% |
| 15 | NORTHERN TRUST CORP | 609K | $743K | -10.4% | 0.405% | 0.00% |
| 16 | VANGUARD FIDUCIARY TRUST CO | 602K | $735K | — | 0.400% | 0.00% |
| 17 | TOCQUEVILLE ASSET MANAGEMENT L.P. | 569K | $694K | -48.6% | 0.378% | 0.01% |
| 18 | Maniro Ltd | 454K | $554K | 0.0% | 0.302% | 0.17% |
| 19 | AQR CAPITAL MANAGEMENT LLC | 418K | $510K | +231.7% | 0.278% | 0.00% |
| 20 | MORGAN STANLEY | 366K | $447K | +15.9% | 0.244% | 0.00% |
| 21 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 350K | $427K | +18.7% | 0.233% | 0.01% |
| 22 | GOLDMAN SACHS GROUP INC | 288K | $351K | +72.7% | 0.191% | 0.00% |
| 23 | Bank of New York Mellon Corp | 264K | $323K | -2.6% | 0.176% | 0.00% |
| 24 | Boston Partners | 232K | $283K | -3.4% | 0.154% | 0.00% |
| 25 | BANK OF AMERICA CORP /DE/ | 162K | $197K | +3.0% | 0.108% | 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 KLTR — a direct measure of their conviction.
Filings activity in KLTR during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new KLTR position in Q1 2026
Institutions that fully closed their KLTR position in Q1 2026
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 | 95 | 1.0% | 22.30% | 8.63 pp | $47M | 28% |
| Q4 2025 | 96 | 4.0% | 30.93% | 12.10 pp | $65M | 28% |
| Q3 2025 | 100 | 5.7% | 43.03% | 17.00 pp | $91M | 28% |
| Q2 2025 | 106 | +5.0% | 60.03% | +2.11 pp | $126M | +3.6% |
| Q1 2025 | 101 | +22% | 57.92% | 5.83 pp | $122M | 9.1% |
| Q4 2024 | 83 | +22% | 63.75% | +32.00 pp | $134M | +101% |
| Q3 2024 | 68 | +7.9% | 31.75% | +4.47 pp | $67M | +16% |
| Q2 2024 | 63 | — | 27.28% | — | $57M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying KLTR stock.
Based on Q1 2026 13F filings, institutional ownership of Kaltura, Inc. stands at 22.3%, held across 95 reporting institutions.
SAPPHIRE VENTURES, L.L.C. is the largest reported institutional holder of KLTR, with approximately 7,980,295 shares worth $0.01B as of Q1 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of KLTR, including RENAISSANCE TECHNOLOGIES LLC.
Our composite Smart Money Score for KLTR is 35 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
22 institutions opened new positions in KLTR during Q1 2026, while 23 fully exited. 17 added to existing positions and 55 trimmed.
KLTR institutional ownership fell by 8.63 percentage points quarter-over-quarter, with a net change of -1 holders.
The top 10 institutions account for 76.5% of all reported 13F value in KLTR, and the top 25 account for 94.9%.
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.
Kaltura, Inc. (KLTR) Institutional Ownership