Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in ASTS held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 21.7M | $1.93B | +44.3% | 7.267% | 0.15% |
| 2 | Rakuten Group, Inc. | 15.5M | $1.38B | -50.0% | 5.192% | 99.68% |
| 3 | BlackRock, Inc. | 15.3M | $1.36B | +5.2% | 5.112% | 0.02% |
| 4 | CITADEL ADVISORS LLC | 13.9M | $1.23B | +36.1% | 4.640% | 0.07% |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 13.3M | $1.18B | +20.7% | 4.462% | 0.05% |
| 6 | JANE STREET GROUP, LLC | 13.3M | $1.18B | +63.1% | 4.443% | 0.10% |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 12.5M | $1.11B | +8.9% | 4.189% | 0.02% |
| 8 | Alphabet Inc. | 8.9M | $794.7M | 0.0% | 2.994% | 0.80% |
| 9 | Marex Group Ltd | 8.9M | $790.4M | +182.0% | 2.977% | 3.35% |
| 10 | UBS Group AG | 8.7M | $775.1M | +14.1% | 2.920% | 0.10% |
| 11 | GOLDMAN SACHS GROUP INC | 7.9M | $705.8M | +121.6% | 2.659% | 0.06% |
| 12 | MORGAN STANLEY | 7.3M | $650.3M | +129.1% | 2.450% | 0.03% |
| 13 | STATE STREET CORP | 6.5M | $580.6M | +17.0% | 2.187% | 0.01% |
| 14 | Vodafone Ventures Ltd | 5.5M | $486.2M | 0.0% | 1.832% | 100.00% |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 5.1M | $453.1M | +7.1% | 1.709% | 0.02% |
| 16 | NORGES BANK | 3.3M | $296.3M | β | 1.116% | 0.03% |
| 17 | BARCLAYS PLC | 3.0M | $262.2M | +371.1% | 0.988% | 0.05% |
| 18 | Clear Street Group Inc. | 2.5M | $222.4M | -27.6% | 0.838% | 0.56% |
| 19 | D. E. Shaw & Co., Inc. | 2.5M | $217.9M | -49.8% | 0.821% | 0.10% |
| 20 | VAN ECK ASSOCIATES CORP | 2.2M | $194.7M | +97.9% | 0.734% | 0.12% |
| 21 | CITIGROUP INC | 2.1M | $182.4M | +651.3% | 0.687% | 0.06% |
| 22 | HSBC HOLDINGS PLC | 1.8M | $158.3M | +1.9% | 0.594% | 0.07% |
| 23 | VANGUARD FIDUCIARY TRUST CO | 1.7M | $150.6M | +7.2% | 0.567% | 0.03% |
| 24 | Walleye Trading LLC | 1.7M | $148.1M | +28.4% | 0.558% | 0.17% |
| 25 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.6M | $145.8M | +5.5% | 0.549% | 0.02% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in ASTS β a direct measure of their conviction.
Filings activity in ASTS during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 772 | +11% | 79.55% | +6.32 pp | $20.84B | +20% |
| Q1 2026 | 693 | +28% | 73.23% | +5.14 pp | $17.36B | +19% |
| Q4 2025 | 541 | +37% | 68.09% | +2.06 pp | $14.60B | +61% |
| Q3 2025 | 395 | +12% | 66.03% | +16.35 pp | $9.05B | +34% |
| Q2 2025 | 354 | +27% | 49.68% | +2.75 pp | $6.77B | +119% |
| Q1 2025 | 279 | +11% | 46.93% | +19.23 pp | $3.09B | +88% |
| Q4 2024 | 251 | +1.2% | 27.70% | +1.03 pp | $1.64B | 20% |
| Q3 2024 | 248 | β | 26.67% | β | $2.06B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ASTS stock.
Based on Q2 2026 13F filings, institutional ownership of AST SpaceMobile, Inc. stands at 79.5%, held across 772 reporting institutions.
SUSQUEHANNA INTERNATIONAL GROUP, LLP is the largest reported institutional holder of ASTS, with approximately 21,710,560 shares worth $1.93B as of Q2 2026.
Yes β 3 widely-followed marquee investors appear among the top 25 institutional holders of ASTS, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, CITADEL ADVISORS LLC, JANE STREET GROUP, LLC.
Our composite Smart Money Score for ASTS is 79 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
163 institutions opened new positions in ASTS during Q2 2026, while 98 fully exited. 471 added to existing positions and 108 trimmed.
ASTS institutional ownership rose by 6.32 percentage points quarter-over-quarter, with a net change of +79 holders.
The top 10 institutions account for 56.3% of all reported 13F value in ASTS, and the top 25 account for 79.6%.
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.
AST SpaceMobile, Inc. (ASTS) Institutional Ownership