Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
434 institutional managers reported holding REZI for the quarter ended Mar 31, 2026. Together they hold about 93% of shares outstanding; the top 10 hold 56%. 58 opened new positions; 68 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 20.47M | 13.21% | $691.0M | unchanged | 2018 Q4 |
| Clayton, Dubilier & Rice, LLC (focused) | 14.98M | 9.66% | $505.6M | unchanged | 2025 Q2 |
| Vanguard Group | 14.49M | 9.35% | $489.2M | trimmed -1.2% | 2018 Q4 |
| Dimensional Fund Advisors | 7.79M | 5.02% | $262.9M | added +0.8% | 2018 Q4 |
| Ariel Investments, LLC | 6.08M | 3.92% | $205.2M | trimmed -0.7% | 2021 Q3 |
| State Street | 5.56M | 3.58% | $187.6M | added +0.7% | 2018 Q4 |
| Boston Partners | 5.23M | 3.38% | $176.7M | trimmed -5.1% | 2021 Q3 |
| Neuberger Berman Group LLC | 4.33M | 2.80% | $146.3M | added +0.9% | 2018 Q4 |
| Fuller & Thaler Asset Management, INC. | 3.95M | 2.55% | $133.3M | trimmed -4.1% | 2019 Q2 |
| FMR (Fidelity) | 3.51M | 2.26% | $118.3M | added +147.9% | 2018 Q4 |
| Geode Capital | 3.26M | 2.10% | $110.1M | added +3% | 2018 Q4 |
| Locust Wood Capital Advisers, LLC (focused) | 3.14M | 2.03% | $106.1M | added +18.6% | 2025 Q3 |
| Swedbank Robur | 2.67M | 1.72% | $90.0M | added +13.6% | 2025 Q3 |
| Arrowstreet Capital | 2.07M | 1.33% | $69.9M | added +3.6% | 2023 Q4 |
| Permian Investment Partners, LP (focused) | 1.93M | 1.24% | $65.1M | trimmed -22% | 2025 Q3 |
| Morgan Stanley | 1.72M | 1.11% | $58.0M | added +47.4% | 2018 Q4 |
| Northern Trust | 1.70M | 1.10% | $57.5M | added +3.2% | 2018 Q4 |
| Goldentree Asset Management LP (focused) | 1.69M | 1.09% | $57.1M | added +32.8% | 2025 Q4 |
| Charles Schwab Investment Management | 1.63M | 1.05% | $55.2M | trimmed -4% | 2018 Q4 |
| DME Capital Management, LP (focused) | 1.57M | 1.02% | $53.2M | opened | 2026 Q1 |
| D. E. Shaw | 1.50M | 0.97% | $50.8M | added +110.3% | 2018 Q4 |
| Pzena Investment Management | 1.38M | 0.89% | $46.5M | unchanged | 2023 Q1 |
| Invesco | 1.20M | 0.78% | $40.6M | added +129.2% | 2018 Q4 |
| Point72 | 1.15M | 0.74% | $38.8M | opened | 2026 Q1 |
| Pembroke Management, LTD | 1.12M | 0.72% | $37.6M | trimmed -22.8% | 2024 Q3 |
| Franklin Resources | 1.08M | 0.70% | $36.5M | trimmed -62.2% | 2024 Q1 |
| UBS | 1.03M | 0.67% | $34.9M | added +59% | 2018 Q4 |
| Nuveen | 1.03M | 0.66% | $34.7M | trimmed -22.7% | 2019 Q2 |
| Fisher Investments | 1.03M | 0.66% | $34.6M | trimmed -4.3% | 2022 Q4 |
| Bank OF America CORP /DE/ | 935.1k | 0.60% | $31.6M | added +8.4% | 2018 Q4 |
| BNY Mellon | 866.4k | 0.56% | $29.2M | trimmed -3.8% | 2018 Q4 |
| Clearbridge Investments, LLC | 836.7k | 0.54% | $28.2M | trimmed -23.9% | 2018 Q4 |
| Global Alpha Capital Management LTD. | 826.9k | 0.53% | $27.9M | added +38.8% | 2025 Q4 |
| Principal Financial Group INC | 669.1k | 0.43% | $22.6M | added +2% | 2018 Q4 |
| Goldman Sachs | 608.8k | 0.39% | $20.6M | trimmed -27.5% | 2018 Q4 |
| Alpha Wave Global, LP (focused) | 603.4k | 0.39% | $20.4M | added +30% | 2025 Q3 |
| Beaconlight Capital, LLC (focused) | 594.2k | 0.38% | $20.1M | trimmed -14.3% | 2020 Q1 |
| Ameriprise Financial INC | 578.6k | 0.37% | $19.5M | trimmed -6.1% | 2018 Q4 |
| Royce & Associates | 538.8k | 0.35% | $18.2M | added +2% | 2020 Q4 |
| Jane Street | 526.7k | 0.34% | $17.8M | opened | 2018 Q4 |
| MFS Investment Management | 508.1k | 0.33% | $17.2M | trimmed -4.3% | 2025 Q4 |
| Panagora Asset Management INC | 493.7k | 0.32% | $16.7M | added +0.7% | 2024 Q3 |
| Public Sector Pension Investment Board | 492.8k | 0.32% | $16.6M | added +3.4% | 2020 Q2 |
| J. Goldman & CO LP | 431.5k | 0.28% | $14.6M | added +33.5% | 2024 Q1 |
| Loomis Sayles & CO L P | 414.1k | 0.27% | $14.0M | trimmed -3.4% | 2025 Q3 |
| Wells Fargo & COMPANY/MN | 404.9k | 0.26% | $13.7M | trimmed -13.2% | 2018 Q4 |
| Medina Value Partners, LLC (focused) | 398.7k | 0.26% | $13.5M | opened | 2026 Q1 |
| Rhumbline Advisers | 389.2k | 0.25% | $13.1M | added +1.3% | 2018 Q4 |
| GAMCO (Gabelli) | 363.7k | 0.23% | $12.3M | trimmed -20.3% | 2018 Q4 |
| Deutsche Bank AG\ | 362.4k | 0.23% | $12.2M | unchanged | 2018 Q4 |
Largest 50 of 434 shown; the full ranked, searchable register is at boothcheck.com/holders/REZI. 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.