Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
573 institutional managers reported holding CHWY for the quarter ended Mar 31, 2026. Together they hold about 94% of shares outstanding; the top 10 hold 65%. 117 opened new positions; 115 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BC Partners PE LP (focused) | 176.48M | 41.48% | $4.76B | unchanged | 2025 Q1 |
| Vanguard Group | 22.31M | 5.24% | $602.5M | added +11.9% | 2019 Q2 |
| BlackRock | 21.73M | 5.11% | $586.6M | added +7.5% | 2019 Q3 |
| AQR Capital | 16.34M | 3.84% | $441.3M | added +45.7% | 2021 Q1 |
| Morgan Stanley | 8.12M | 1.91% | $219.2M | added +6% | 2019 Q2 |
| State Street | 7.17M | 1.69% | $193.7M | added +7.8% | 2019 Q3 |
| Two Sigma | 6.21M | 1.46% | $167.7M | added +137.1% | 2020 Q2 |
| Geode Capital | 5.92M | 1.39% | $159.9M | added +33.6% | 2019 Q3 |
| Point72 | 5.27M | 1.24% | $142.4M | trimmed -2.1% | 2023 Q1 |
| CPP Investment Board | 5.23M | 1.23% | $141.2M | added +18.9% | 2022 Q2 |
| Bank OF America CORP /DE/ | 4.82M | 1.13% | $130.1M | added +12.7% | 2019 Q2 |
| Holocene Advisors | 4.48M | 1.05% | $121.0M | trimmed -38% | 2024 Q1 |
| FMR (Fidelity) | 4.32M | 1.02% | $116.7M | trimmed -10.9% | 2019 Q2 |
| BNY Mellon | 4.25M | 1.00% | $114.8M | trimmed -1.9% | 2019 Q3 |
| Neuberger Berman Group LLC | 3.92M | 0.92% | $105.9M | added +158% | 2019 Q2 |
| Alyeska Investment Group | 3.77M | 0.89% | $101.9M | added +10.7% | 2024 Q3 |
| Clearbridge Investments, LLC | 3.70M | 0.87% | $100.0M | added +3.6% | 2024 Q2 |
| Federated Hermes, INC. | 3.13M | 0.73% | $84.4M | added +315.5% | 2024 Q4 |
| Marshall Wace | 3.11M | 0.73% | $83.9M | added +92.9% | 2019 Q2 |
| Millennium Management | 3.03M | 0.71% | $81.9M | added +45.1% | 2019 Q2 |
| Invesco | 2.90M | 0.68% | $78.3M | trimmed -32.9% | 2020 Q1 |
| Champlain Investment Partners, LLC | 2.75M | 0.65% | $74.3M | trimmed -3.5% | 2025 Q3 |
| Fiera Capital CORP | 2.59M | 0.61% | $70.0M | added +28.4% | 2024 Q2 |
| UBS | 2.43M | 0.57% | $65.7M | trimmed -26.6% | 2019 Q2 |
| Charles Schwab Investment Management | 2.40M | 0.56% | $64.8M | added +14.9% | 2019 Q3 |
| SG Americas Securities, LLC | 2.21M | 0.52% | $59.8M | added +764.8% | 2022 Q4 |
| Assenagon Asset Management S.a. | 2.04M | 0.48% | $55.0M | trimmed -2.2% | 2025 Q1 |
| Raymond James Financial INC | 1.88M | 0.44% | $50.7M | trimmed -28.9% | 2019 Q2 |
| Mane Global Capital Management LP | 1.86M | 0.44% | $50.3M | added +8402.3% | 2024 Q2 |
| Dimensional Fund Advisors | 1.74M | 0.41% | $47.0M | added +49.9% | 2020 Q1 |
| Northern Trust | 1.70M | 0.40% | $46.0M | added +3.4% | 2019 Q3 |
| Citadel Advisors | 1.56M | 0.37% | $42.2M | trimmed -72.4% | 2019 Q2 |
| Goldman Sachs | 1.49M | 0.35% | $40.2M | added +53.7% | 2019 Q2 |
| T. Rowe Price Investment Management, INC. | 1.49M | 0.35% | $40.1M | added +173.7% | 2023 Q4 |
| Amundi | 1.47M | 0.34% | $39.6M | added +191.8% | 2024 Q2 |
| Eventide Asset Management, LLC | 1.41M | 0.33% | $38.1M | unchanged | 2025 Q1 |
| SG Capital Management LLC | 1.41M | 0.33% | $38.0M | opened | 2026 Q1 |
| Balyasny Asset Management | 1.35M | 0.32% | $36.5M | trimmed -2.9% | 2024 Q2 |
| Hook Mill Capital Partners, LP (focused) | 1.31M | 0.31% | $35.5M | opened | 2026 Q1 |
| BNP Paribas Financial Markets | 1.28M | 0.30% | $34.6M | added +13.3% | 2019 Q2 |
| Bank OF Nova Scotia | 1.23M | 0.29% | $33.3M | trimmed -14.8% | 2025 Q1 |
| Trexquant Investment LP | 1.23M | 0.29% | $33.3M | added +195.9% | 2022 Q2 |
| Qube Research & Technologies LTD | 1.23M | 0.29% | $33.2M | added +3084.1% | 2022 Q3 |
| Rhumbline Advisers | 1.13M | 0.27% | $30.4M | added +4.5% | 2022 Q3 |
| Walleye Capital LLC | 1.13M | 0.26% | $30.4M | added +81.9% | 2020 Q4 |
| Nuveen | 959.0k | 0.23% | $25.9M | added +8.6% | 2025 Q2 |
| Allspring Global Investments Holdings, LLC | 901.1k | 0.21% | $24.3M | trimmed -22% | 2021 Q4 |
| Manufacturers Life Insurance Company, THE | 839.9k | 0.20% | $22.7M | unchanged | 2023 Q3 |
| Jennison Associates LLC | 786.8k | 0.18% | $21.2M | unchanged | 2025 Q2 |
| AMI Asset Management CORP | 743.0k | 0.17% | $20.1M | trimmed -6% | 2024 Q3 |
Largest 50 of 573 shown; the full ranked, searchable register is at boothcheck.com/holders/CHWY. 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.