Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
417 institutional managers reported holding WH for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 47%. 66 opened new positions; 61 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 7.48M | 9.86% | $608.1M | added +1.6% | 2018 Q2 |
| BlackRock | 7.37M | 9.73% | $599.8M | added +1.7% | 2018 Q2 |
| T. Rowe Price Investment Management, INC. | 4.40M | 5.80% | $357.8M | added +48.6% | 2022 Q3 |
| Boston Partners | 3.02M | 3.99% | $246.0M | added +1.6% | 2018 Q2 |
| State Street | 2.41M | 3.17% | $195.6M | added +1.5% | 2018 Q2 |
| Citadel Advisors | 2.35M | 3.10% | $190.8M | added +13.2% | 2018 Q2 |
| Alyeska Investment Group | 2.30M | 3.03% | $187.0M | added +9% | 2025 Q3 |
| Capital Research Global Investors | 2.25M | 2.97% | $182.9M | trimmed -72.6% | 2019 Q1 |
| Morgan Stanley | 2.24M | 2.96% | $182.3M | trimmed -22% | 2018 Q2 |
| Bank OF Montreal /CAN/ | 2.13M | 2.81% | $173.3M | trimmed -16.8% | 2018 Q2 |
| Geode Capital | 1.54M | 2.03% | $124.9M | added +1.5% | 2018 Q2 |
| Balyasny Asset Management | 1.43M | 1.88% | $116.1M | added +253% | 2025 Q4 |
| Ilex Capital Partners (UK) LLP | 1.39M | 1.84% | $113.3M | added +139% | 2025 Q2 |
| Champlain Investment Partners, LLC | 1.38M | 1.82% | $112.1M | trimmed -22.3% | 2025 Q2 |
| Dimensional Fund Advisors | 1.37M | 1.81% | $111.5M | added +2.2% | 2018 Q2 |
| Thrivent Financial for Lutherans | 1.36M | 1.79% | $110.3M | added +34.8% | 2018 Q2 |
| FMR (Fidelity) | 1.32M | 1.74% | $107.2M | trimmed -2.7% | 2018 Q2 |
| Findlay Park Partners LLP | 1.24M | 1.63% | $100.5M | opened | 2026 Q1 |
| Millennium Management | 1.10M | 1.45% | $89.1M | added +33952.2% | 2018 Q2 |
| UBS | 1.07M | 1.41% | $86.9M | added +53.8% | 2018 Q2 |
| Wellington Management | 1.07M | 1.41% | $86.8M | added +15.2% | 2019 Q4 |
| Tremblant Capital Group | 1.01M | 1.34% | $82.4M | trimmed -1.9% | 2018 Q2 |
| Invesco | 991.4k | 1.31% | $80.6M | trimmed -36.4% | 2018 Q2 |
| Deprince Race & Zollo INC | 957.6k | 1.26% | $77.9M | added +229.3% | 2025 Q4 |
| Goldman Sachs | 939.5k | 1.24% | $76.4M | added +52.9% | 2018 Q2 |
| Brown Brothers Harriman & CO | 891.7k | 1.18% | $72.5M | added +11.8% | 2021 Q2 |
| Northern Trust | 842.7k | 1.11% | $68.5M | trimmed -1.5% | 2018 Q2 |
| Capital International Investors | 817.9k | 1.08% | $66.5M | trimmed -23.6% | 2023 Q2 |
| Charles Schwab Investment Management | 791.3k | 1.04% | $64.4M | added +9.8% | 2018 Q2 |
| GRS Advisors, LLC (focused) | 753.6k | 0.99% | $61.3M | trimmed -16.8% | 2023 Q1 |
| Marshall Wace | 748.5k | 0.99% | $60.9M | added +133.1% | 2025 Q3 |
| Freestone Grove Partners LP | 708.8k | 0.94% | $57.7M | added +10508.1% | 2024 Q4 |
| Long Pond Capital, LP (focused) | 701.7k | 0.93% | $57.1M | added +107.7% | 2024 Q3 |
| BNY Mellon | 691.9k | 0.91% | $56.3M | unchanged | 2018 Q2 |
| CapitalatWork S.a. | 558.8k | 0.74% | $45.5M | opened | 2026 Q1 |
| TimesSquare Capital Management, LLC | 540.2k | 0.71% | $43.9M | trimmed -29% | 2024 Q1 |
| Bank OF America CORP /DE/ | 530.2k | 0.70% | $43.1M | trimmed -13.9% | 2018 Q2 |
| Gillson Capital LP | 496.4k | 0.66% | $40.4M | added +43% | 2025 Q4 |
| Gotham Asset Management | 460.7k | 0.61% | $37.5M | added +1.4% | 2018 Q2 |
| William Blair Investment Management, LLC | 435.6k | 0.57% | $35.4M | added +55.9% | 2025 Q4 |
| Interval Partners, LP | 429.4k | 0.57% | $34.9M | opened | 2026 Q1 |
| Qube Research & Technologies LTD | 406.7k | 0.54% | $33.1M | added +900.9% | 2021 Q2 |
| Barclays PLC | 391.8k | 0.52% | $31.9M | added +63.5% | 2018 Q2 |
| Franklin Resources | 348.7k | 0.46% | $28.4M | trimmed -26.3% | 2019 Q2 |
| Jain Global LLC | 337.0k | 0.45% | $27.4M | opened | 2026 Q1 |
| Copeland Capital Management, LLC | 333.1k | 0.44% | $27.1M | trimmed -1.4% | 2024 Q2 |
| Point72 | 315.4k | 0.42% | $25.7M | opened | 2026 Q1 |
| Holocene Advisors | 281.0k | 0.37% | $22.9M | opened | 2024 Q4 |
| Assetmark, INC | 280.8k | 0.37% | $22.8M | added +23.4% | 2024 Q3 |
| RBO & CO LLC | 276.1k | 0.36% | $22.5M | trimmed -1.8% | 2018 Q3 |
Largest 50 of 417 shown; the full ranked, searchable register is at boothcheck.com/holders/WH. 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.