DORM Dorman Products, Inc.
Dorman Products, Inc. (DORM) Institutional Ownership
What the institutions did with DORM last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
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Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.
Largest holders
| Manager | Shares | % of reported |
|---|---|---|
| BlackRock, Inc. | 4.1M | 14.2% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.5M | 5.3% |
| MORGAN STANLEY | 1.4M | 5.0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.2M | 4.2% |
| STATE STREET CORP | 1.1M | 4.0% |
| DIMENSIONAL FUND ADVISORS LP | 1.1M | 3.9% |
| KTF INVESTMENTS, LLC | 871.5K | 3.0% |
| ROYCE & ASSOCIATES LP | 824.2K | 2.9% |
| JENNISON ASSOCIATES LLC | 814.9K | 2.8% |
| GEODE CAPITAL MANAGEMENT, LLC | 745.1K | 2.6% |
| Invesco Ltd. | 713.3K | 2.5% |
| REINHART PARTNERS, LLC. | 684.4K | 2.4% |
| Channing Capital Management, LLC | 665.3K | 2.3% |
| T. Rowe Price Investment Management, Inc. | 490.6K | 1.7% |
| GW&K Investment Management, LLC | 481.6K | 1.7% |
| VICTORY CAPITAL MANAGEMENT INC | 472.4K | 1.6% |
| AMERIPRISE FINANCIAL INC | 465.9K | 1.6% |
| GENEVA CAPITAL MANAGEMENT LLC | 447.2K | 1.6% |
| BANK OF AMERICA CORP /DE/ | 419.4K | 1.5% |
| NORTHERN TRUST CORP | 415.2K | 1.4% |
| FMR LLC | 374.1K | 1.3% |
| WELLINGTON MANAGEMENT GROUP LLP | 348.1K | 1.2% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 344.4K | 1.2% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 330.8K | 1.1% |
| LOOMIS SAYLES & CO L P | 323.9K | 1.1% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| KTF INVESTMENTS, LLC | Increased | 105.2K | 871.5K | +766.3K |
| REINHART PARTNERS, LLC. | New | 0 | 684.4K | +684.4K |
| Channing Capital Management, LLC | New | 0 | 665.3K | +665.3K |
| FMR LLC | Increased | 3.7K | 374.1K | +370.4K |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | 332.4K | 38.4K | -294.0K |
| BROWN ADVISORY INC | New | 0 | 266.6K | +266.6K |
| First Eagle Investment Management, LLC | Increased | 91.3K | 317.3K | +225.9K |
| AMERICAN CAPITAL MANAGEMENT INC | Increased | 60.4K | 284.2K | +223.8K |
| ROYCE & ASSOCIATES LP | Increased | 616.7K | 824.2K | +207.6K |
| Fiera Capital Corp | Reduced | 442.9K | 253.6K | -189.3K |
| NEW YORK STATE COMMON RETIREMENT FUND | Increased | 102.5K | 270.5K | +167.9K |
| WESTFIELD CAPITAL MANAGEMENT CO LP | Reduced | 461.3K | 330.8K | -130.5K |
| BESSEMER GROUP INC | Reduced | 218.9K | 96.8K | -122.1K |
| GENEVA CAPITAL MANAGEMENT LLC | Reduced | 564.4K | 447.2K | -117.2K |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 461.6K | 348.1K | -113.5K |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | Sold Out | 110.5K | 0 | -110.5K |
| D. E. Shaw & Co., Inc. | Reduced | 144.0K | 47.7K | -96.3K |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Sold Out | 95.8K | 0 | -95.8K |
| KENNEDY CAPITAL MANAGEMENT LLC | New | 0 | 94.5K | +94.5K |
| CITADEL ADVISORS LLC | Reduced | 88.8K | 5.2K | -83.7K |
| LOOMIS SAYLES & CO L P | Increased | 242.0K | 323.9K | +81.9K |
| Pembroke Management, LTD | Increased | 87.1K | 167.1K | +80.0K |
| Invesco Ltd. | Increased | 635.5K | 713.3K | +77.8K |
| VICTORY CAPITAL MANAGEMENT INC | Increased | 398.1K | 472.4K | +74.3K |
| BlackRock, Inc. | Increased | 4.0M | 4.1M | +71.5K |
| T. Rowe Price Investment Management, Inc. | Increased | 421.7K | 490.6K | +69.0K |
| WCM INVESTMENT MANAGEMENT, LLC | Reduced | 85.6K | 17.2K | -68.4K |
| Qube Research & Technologies Ltd | Sold Out | 57.3K | 0 | -57.3K |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | Reduced | 53.2K | 341 | -52.8K |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | Reduced | 132.0K | 81.6K | -50.4K |
| GOLDMAN SACHS GROUP INC | Increased | 171.0K | 216.5K | +45.5K |
| STATE STREET CORP | Increased | 1.1M | 1.1M | +44.5K |
| SNYDER CAPITAL MANAGEMENT L P | Sold Out | 43.2K | 0 | -43.2K |
| CenterBook Partners LP | Reduced | 55.8K | 13.3K | -42.5K |
| RENAISSANCE TECHNOLOGIES LLC | Sold Out | 42.2K | 0 | -42.2K |
| MILLENNIUM MANAGEMENT LLC | Reduced | 87.7K | 50.0K | -37.7K |
| DIMENSIONAL FUND ADVISORS LP | Increased | 1.1M | 1.1M | +36.2K |
| Edgestream Partners, L.P. | Reduced | 42.9K | 10.3K | -32.6K |
| GW&K Investment Management, LLC | Reduced | 513.7K | 481.6K | -32.1K |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 713.2K | 745.1K | +31.9K |
| Summit Creek Advisors LLC | Reduced | 64.9K | 33.5K | -31.4K |
| MORGAN STANLEY | Increased | 1.4M | 1.4M | +30.3K |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 1.5M | 1.5M | +28.0K |
| ROYAL BANK OF CANADA | Reduced | 192.0K | 167.3K | -24.7K |
| AMERICAN CENTURY COMPANIES INC | Increased | 17.3K | 41.7K | +24.4K |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 1.2M | 1.2M | -24.3K |
| UBS Group AG | Increased | 150.4K | 174.2K | +23.8K |
| Bragg Financial Advisors, Inc | Increased | 242.3K | 266.0K | +23.7K |
| HARBOR CAPITAL ADVISORS, INC. | Increased | 19.7K | 40.5K | +20.9K |
| Susquehanna Portfolio Strategies, LLC | Reduced | 23.5K | 5.1K | -18.5K |
| SOUTHERNSUN ASSET MANAGEMENT, LLC | Increased | 246.5K | 263.4K | +16.9K |
| WELLS FARGO & COMPANY/MN | Increased | 61.9K | 77.8K | +15.9K |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | Reduced | 21.2K | 5.8K | -15.4K |
| FULLER & THALER ASSET MANAGEMENT, INC. | Reduced | 307.9K | 292.9K | -15.1K |
| Assenagon Asset Management S.A. | Reduced | 18.5K | 4.0K | -14.4K |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Increased | 330.4K | 344.4K | +14.0K |
| TEACHER RETIREMENT SYSTEM OF TEXAS | Reduced | 69.5K | 55.9K | -13.5K |
| Janney Montgomery Scott LLC | New | 0 | 13.4K | +13.4K |
| Roubaix Capital, LLC | Increased | 42.8K | 55.7K | +12.9K |
| CAXTON ASSOCIATES LLP | Sold Out | 12.7K | 0 | -12.7K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.