Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
774 institutional managers reported holding RDDT for the quarter ended Mar 31, 2026. Together they hold about 57% of shares outstanding; the top 10 hold 26%. 129 opened new positions; 223 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 13.79M | 6.81% | $1.86B | added +3.5% | 2024 Q1 |
| BlackRock | 7.66M | 3.78% | $1.03B | added +1.4% | 2024 Q1 |
| Baillie Gifford | 7.31M | 3.61% | $984.5M | added +22.2% | 2025 Q1 |
| AllianceBernstein | 4.87M | 2.41% | $656.2M | added +56.5% | 2024 Q1 |
| Capital Group (American Funds) | 4.42M | 2.18% | $595.7M | trimmed -21.4% | 2025 Q4 |
| Goldman Sachs | 3.28M | 1.62% | $442.2M | added +173.4% | 2024 Q2 |
| FMR (Fidelity) | 2.92M | 1.44% | $392.8M | trimmed -70.6% | 2024 Q1 |
| Coatue Management | 2.79M | 1.38% | $375.8M | trimmed -49.7% | 2024 Q4 |
| State Street | 2.74M | 1.35% | $369.3M | added +4.2% | 2024 Q2 |
| Viking Global | 2.55M | 1.26% | $343.7M | opened | 2026 Q1 |
| Tiger Global | 2.50M | 1.23% | $336.7M | trimmed -35% | 2024 Q1 |
| Marshall Wace | 2.49M | 1.23% | $336.0M | added +109.5% | 2024 Q1 |
| Geode Capital | 2.46M | 1.21% | $331.3M | added +3.2% | 2024 Q2 |
| D1 Capital Partners L.p. (focused) | 2.46M | 1.21% | $331.2M | added +16.1% | 2025 Q1 |
| T. Rowe Price Investment Management, INC. | 2.20M | 1.08% | $296.0M | added +82.9% | 2024 Q1 |
| Quantinno Capital Management LP | 2.11M | 1.04% | $283.9M | added +3.3% | 2025 Q2 |
| Morgan Stanley | 2.05M | 1.01% | $276.6M | trimmed -13.4% | 2024 Q1 |
| UBS | 1.90M | 0.94% | $256.1M | added +13.4% | 2024 Q1 |
| Renaissance Technologies | 1.57M | 0.77% | $210.9M | trimmed -16.9% | 2024 Q2 |
| Cresset Asset Management, LLC | 1.52M | 0.75% | $205.2M | trimmed -10.2% | 2024 Q3 |
| Wellington Management | 1.28M | 0.63% | $173.0M | added +4.9% | 2024 Q1 |
| Citigroup INC | 1.24M | 0.61% | $166.5M | trimmed -32.1% | 2024 Q2 |
| Nordea Investment Management AB | 1.17M | 0.58% | $157.4M | added +1.5% | 2025 Q1 |
| Invesco | 1.12M | 0.55% | $151.0M | trimmed -44.9% | 2024 Q4 |
| Deutsche Bank AG\ | 1.04M | 0.51% | $140.3M | added +52.1% | 2024 Q4 |
| Alyeska Investment Group | 1.01M | 0.50% | $135.8M | opened | 2026 Q1 |
| Qube Research & Technologies LTD | 1.01M | 0.50% | $135.6M | added +94.2% | 2024 Q1 |
| Bank OF America CORP /DE/ | 997.1k | 0.49% | $134.3M | trimmed -24.6% | 2024 Q1 |
| Federated Hermes, INC. | 954.5k | 0.47% | $128.6M | added +20% | 2025 Q3 |
| T. Rowe Price | 897.2k | 0.44% | $120.8M | trimmed -3.5% | 2024 Q1 |
| Northern Trust | 878.0k | 0.43% | $118.3M | added +10.7% | 2024 Q2 |
| DSM Capital Partners LLC (focused) | 848.2k | 0.42% | $114.2M | added +5.3% | 2025 Q3 |
| Marex Group plc | 779.2k | 0.39% | $104.9M | added +29.3% | 2025 Q1 |
| Neuberger Berman Group LLC | 776.8k | 0.38% | $104.6M | trimmed -24.4% | 2024 Q4 |
| Raymond James Financial INC | 656.7k | 0.32% | $88.5M | added +4.8% | 2024 Q1 |
| Charles Schwab Investment Management | 641.8k | 0.32% | $86.4M | added +5.7% | 2024 Q2 |
| Artisan Partners | 594.5k | 0.29% | $80.1M | trimmed -3.7% | 2025 Q2 |
| Tremblant Capital Group | 573.7k | 0.28% | $77.3M | added +70.6% | 2025 Q4 |
| Thrivent Financial for Lutherans | 484.1k | 0.24% | $65.2M | added +67.6% | 2025 Q4 |
| Bessemer Group INC | 469.9k | 0.23% | $63.3M | added +2.4% | 2025 Q3 |
| Barclays PLC | 467.6k | 0.23% | $63.0M | added +41.7% | 2024 Q1 |
| American Century Companies INC | 443.9k | 0.22% | $59.8M | added +56.4% | 2024 Q4 |
| Woodson Capital Management, LP (focused) | 442.3k | 0.22% | $59.6M | added +123.4% | 2024 Q3 |
| Legal & General Group PLC | 438.9k | 0.22% | $59.1M | added +45.9% | 2024 Q3 |
| Ameriprise Financial INC | 420.2k | 0.21% | $56.6M | trimmed -5% | 2024 Q2 |
| Dimensional Fund Advisors | 411.8k | 0.20% | $55.5M | added +5.6% | 2025 Q1 |
| Gilder Gagnon Howe & CO LLC | 376.2k | 0.19% | $50.7M | trimmed -8.6% | 2025 Q3 |
| Senvest Management, LLC (focused) | 359.4k | 0.18% | $48.4M | opened | 2026 Q1 |
| Mitsubishi UFJ Asset Management CO., LTD. | 336.4k | 0.17% | $45.3M | added +11% | 2024 Q2 |
| Harvest Portfolios Group INC. | 335.7k | 0.17% | $45.2M | added +49.2% | 2025 Q3 |
Largest 50 of 774 shown; the full ranked, searchable register is at boothcheck.com/holders/RDDT. 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.