Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
326 institutional managers reported holding RDNT for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 49%. 43 opened new positions; 53 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 10.04M | 13.02% | $560.7M | unchanged | ≤2013 |
| Vanguard Group | 7.60M | 9.86% | $424.5M | added +1.8% | ≤2013 |
| RTW Investments, LP | 4.29M | 5.56% | $239.4M | added +8.8% | 2023 Q4 |
| T. Rowe Price | 4.15M | 5.39% | $232.1M | added +53.9% | ≤2013 |
| Beck Mack & Oliver LLC | 3.17M | 4.11% | $176.9M | trimmed -2% | 2015 Q2 |
| State Street | 2.65M | 3.44% | $148.1M | added +2.8% | ≤2013 |
| Geode Capital | 1.72M | 2.24% | $96.3M | added +3.1% | ≤2013 |
| Invesco | 1.63M | 2.12% | $91.3M | added +2.3% | ≤2013 |
| JB Capital Partners LP | 1.42M | 1.85% | $79.6M | unchanged | 2021 Q1 |
| Hood River Capital Management LLC | 1.41M | 1.83% | $78.9M | added +1.1% | 2023 Q2 |
| Dimensional Fund Advisors | 1.38M | 1.79% | $77.0M | added +1.4% | ≤2013 |
| Alyeska Investment Group | 1.31M | 1.70% | $73.2M | added +13.6% | 2023 Q2 |
| Clearbridge Investments, LLC | 1.28M | 1.66% | $71.4M | added +14.7% | 2024 Q1 |
| Goldman Sachs | 1.19M | 1.54% | $66.5M | added +6.3% | 2015 Q2 |
| UBS | 1.16M | 1.50% | $64.8M | added +15.5% | ≤2013 |
| Principal Financial Group INC | 1.11M | 1.44% | $62.1M | trimmed -1.9% | 2019 Q4 |
| Van Berkom & Associates INC. | 1.03M | 1.33% | $57.5M | added +24.9% | 2025 Q2 |
| American Century Companies INC | 902.2k | 1.17% | $50.4M | trimmed -0.6% | 2020 Q2 |
| Ameriprise Financial INC | 899.1k | 1.17% | $50.2M | trimmed -19.7% | 2019 Q4 |
| Allspring Global Investments Holdings, LLC | 865.4k | 1.12% | $48.4M | trimmed -17.4% | 2021 Q4 |
| Point72 | 855.4k | 1.11% | $47.8M | added +232% | 2025 Q1 |
| Morgan Stanley | 850.5k | 1.10% | $47.5M | trimmed -10.5% | ≤2013 |
| Bamco INC /NY/ | 810.1k | 1.05% | $45.3M | unchanged | 2024 Q1 |
| Fuller & Thaler Asset Management, INC. | 806.3k | 1.05% | $45.0M | added +4.9% | 2025 Q3 |
| Charles Schwab Investment Management | 767.5k | 1.00% | $42.9M | added +1.2% | 2014 Q2 |
| Northern Trust | 746.8k | 0.97% | $41.7M | added +2.4% | ≤2013 |
| Polar Capital Holdings PLC | 734.3k | 0.95% | $41.0M | added +11.6% | 2025 Q3 |
| Rockefeller Capital Management L.p. | 703.1k | 0.91% | $39.3M | added +11.2% | 2020 Q3 |
| Loomis Sayles & CO L P | 686.2k | 0.89% | $38.3M | trimmed -7.7% | 2023 Q3 |
| Nuveen | 661.3k | 0.86% | $36.9M | trimmed -5.3% | 2019 Q2 |
| Global Alpha Capital Management LTD. | 658.2k | 0.85% | $36.8M | added +34.8% | 2018 Q4 |
| Punch & Associates Investment Management, INC. | 595.3k | 0.77% | $33.3M | trimmed -8.6% | 2019 Q3 |
| Bank OF America CORP /DE/ | 589.6k | 0.77% | $32.9M | added +15.1% | ≤2013 |
| Bessemer Group INC | 550.2k | 0.71% | $30.7M | added +11.4% | 2022 Q4 |
| Defiance ETFs, LLC | 545.5k | 0.71% | $30.5M | added +5.3% | 2025 Q4 |
| Penserra Capital Management LLC | 545.5k | 0.71% | $30.5M | added +5.3% | 2024 Q2 |
| Westfield Capital Management CO LP | 531.9k | 0.69% | $29.7M | unchanged | 2025 Q3 |
| Neuberger Berman Group LLC | 503.2k | 0.65% | $28.1M | trimmed -14.6% | 2023 Q3 |
| Deutsche Bank AG\ | 482.4k | 0.63% | $26.9M | added +1.3% | ≤2013 |
| Alpha Wave Global, LP (focused) | 478.3k | 0.62% | $26.7M | trimmed -11.7% | 2023 Q4 |
| Royal Bank OF Canada | 468.3k | 0.61% | $26.2M | trimmed -1.3% | ≤2013 |
| Franklin Resources | 458.6k | 0.59% | $25.6M | trimmed -17.6% | 2023 Q2 |
| Tidal Investments LLC | 442.1k | 0.57% | $24.7M | added +10.5% | 2024 Q2 |
| Soros Fund Management | 438.4k | 0.57% | $24.5M | trimmed -23.7% | 2025 Q3 |
| Raymond James Financial INC | 423.7k | 0.55% | $23.7M | added +7.7% | 2016 Q2 |
| Voya Investment Management LLC | 417.4k | 0.54% | $23.3M | added +22.5% | 2014 Q2 |
| BNY Mellon | 410.3k | 0.53% | $22.9M | trimmed -3% | ≤2013 |
| Wellington Management | 395.9k | 0.51% | $22.1M | trimmed -2.5% | 2023 Q3 |
| Emerald Advisers, LLC | 381.8k | 0.49% | $21.3M | trimmed -3.3% | 2023 Q3 |
| Silvercrest Asset Management Group LLC | 381.5k | 0.49% | $21.3M | added +13.8% | 2019 Q3 |
Largest 50 of 326 shown; the full ranked, searchable register is at boothcheck.com/holders/RDNT. 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.