Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
659 institutional managers reported holding ASTS for the quarter ended Mar 31, 2026. Together they hold about 56% of shares outstanding; the top 10 hold 37%. 191 opened new positions; 64 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Rakuten Investment Management, INC. | 31.06M | 10.69% | $2.57B | unchanged | 2024 Q3 |
| Vanguard Group | 24.57M | 8.45% | $2.04B | added +14.2% | 2021 Q2 |
| BlackRock | 14.52M | 4.99% | $1.20B | added +21.5% | 2021 Q2 |
| Alphabet INC. (focused) | 8.94M | 3.08% | $740.8M | unchanged | 2025 Q1 |
| State Street | 5.59M | 1.92% | $462.7M | added +41.3% | 2021 Q2 |
| Vodafone Ventures LTD (focused) | 5.47M | 1.88% | $453.3M | unchanged | 2025 Q4 |
| UBS | 5.39M | 1.85% | $446.4M | added +37.4% | 2021 Q2 |
| Geode Capital | 4.77M | 1.64% | $394.7M | added +5.4% | 2021 Q2 |
| D. E. Shaw | 3.44M | 1.18% | $284.7M | added +144.7% | 2023 Q4 |
| Clear Street Group INC. | 3.39M | 1.17% | $280.8M | trimmed -1.6% | 2025 Q3 |
| Morgan Stanley | 3.19M | 1.10% | $264.5M | trimmed -31.5% | 2021 Q2 |
| Marex Group plc | 2.64M | 0.91% | $218.7M | trimmed -8.7% | 2024 Q1 |
| Janus Henderson | 2.63M | 0.91% | $218.3M | trimmed -1.3% | 2021 Q2 |
| Goldman Sachs | 2.31M | 0.80% | $191.6M | added +105.7% | 2021 Q4 |
| FMR (Fidelity) | 2.28M | 0.78% | $188.5M | added +94.8% | 2021 Q3 |
| Bank OF America CORP /DE/ | 1.64M | 0.57% | $136.2M | added +140.3% | 2021 Q2 |
| Charles Schwab Investment Management | 1.55M | 0.54% | $128.8M | added +7.2% | 2021 Q2 |
| Broad Run Investment Management, LLC (focused) | 1.46M | 0.50% | $121.2M | trimmed -6.9% | 2021 Q2 |
| Northern Trust | 1.44M | 0.50% | $119.5M | added +24.2% | 2021 Q2 |
| First Trust Advisors LP | 1.32M | 0.45% | $109.1M | added +14.3% | 2023 Q1 |
| Focus Partners Wealth | 1.26M | 0.43% | $104.3M | trimmed -0.8% | 2025 Q2 |
| BNP Paribas Financial Markets | 1.11M | 0.38% | $92.3M | added +8.9% | 2024 Q4 |
| VAN ECK Associates CORP | 1.11M | 0.38% | $91.7M | added +66.5% | 2023 Q4 |
| AllianceBernstein | 1.02M | 0.35% | $84.8M | added +8.1% | 2023 Q2 |
| Wells Fargo & COMPANY/MN | 856.4k | 0.29% | $70.9M | trimmed -27.6% | 2021 Q2 |
| Neuberger Berman Group LLC | 855.3k | 0.29% | $70.9M | added +56.7% | 2024 Q3 |
| BNY Mellon | 837.6k | 0.29% | $69.4M | added +21.5% | 2021 Q2 |
| Legal & General Group PLC | 814.4k | 0.28% | $67.5M | added +250.4% | 2023 Q2 |
| Once Capital Management, LLC (focused) | 790.5k | 0.27% | $65.5M | unchanged | 2021 Q4 |
| Gotham Asset Management | 780.2k | 0.27% | $64.6M | trimmed -5.5% | 2024 Q3 |
| Wellington Management | 730.4k | 0.25% | $60.5M | trimmed -5% | 2025 Q4 |
| Voya Investment Management LLC | 704.3k | 0.24% | $58.3M | added +35.8% | 2023 Q2 |
| Citadel Advisors | 699.7k | 0.24% | $58.0M | trimmed -31% | 2021 Q2 |
| Penserra Capital Management LLC | 663.9k | 0.23% | $55.0M | added +77.9% | 2021 Q2 |
| T. Rowe Price | 663.1k | 0.23% | $54.9M | trimmed -11.7% | 2021 Q4 |
| Swiss National Bank | 660.3k | 0.23% | $54.7M | added +53.8% | 2024 Q3 |
| Invesco | 640.8k | 0.22% | $53.1M | added +105% | 2023 Q2 |
| Oppenheimer & CO INC | 636.6k | 0.22% | $52.7M | added +20.6% | 2024 Q2 |
| Capital Research Global Investors | 515.9k | 0.18% | $42.7M | added +152.4% | 2025 Q3 |
| Masters Capital Management LLC (focused) | 500.0k | 0.17% | $41.4M | unchanged | 2024 Q1 |
| Raymond James Financial INC | 499.9k | 0.17% | $41.4M | added +100.3% | 2021 Q2 |
| Nuveen | 496.5k | 0.17% | $41.1M | added +3.3% | 2023 Q2 |
| Dimensional Fund Advisors | 491.8k | 0.17% | $40.7M | added +9.1% | 2024 Q3 |
| Deutsche Bank AG\ | 482.4k | 0.17% | $40.0M | added +748.9% | 2023 Q2 |
| Calamos Advisors LLC | 423.4k | 0.15% | $35.1M | added +4265% | 2025 Q2 |
| Sumitomo Mitsui Trust Group, INC. | 417.8k | 0.14% | $34.6M | opened | 2026 Q1 |
| IHT Wealth Management, LLC | 380.7k | 0.13% | $31.5M | added +2.7% | 2021 Q2 |
| Defiance ETFs, LLC | 374.7k | 0.13% | $31.0M | added +37.4% | 2025 Q4 |
| Man Group | 351.7k | 0.12% | $29.1M | added +149.6% | 2025 Q4 |
| CalPERS | 350.9k | 0.12% | $29.1M | trimmed -5% | 2025 Q3 |
Largest 50 of 659 shown; the full ranked, searchable register is at boothcheck.com/holders/ASTS. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.