Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in DORM held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 4.0M | $418.2M | +0.7% | 13.410% | 0.01% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.5M | $157.0M | — | 5.035% | 0.01% |
| 3 | MORGAN STANLEY | 1.4M | $147.7M | +4.7% | 4.736% | 0.01% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 1.2M | $129.1M | — | 4.141% | 0.00% |
| 5 | DIMENSIONAL FUND ADVISORS LP | 1.1M | $114.7M | +4.9% | 3.679% | 0.02% |
| 6 | STATE STREET CORP | 1.1M | $114.7M | +3.5% | 3.679% | 0.00% |
| 7 | JENNISON ASSOCIATES LLC | 826K | $86.2M | +1.5% | 2.765% | 0.06% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 713K | $74.4M | -0.0% | 2.387% | 0.00% |
| 9 | Invesco Ltd. | 636K | $66.3M | -16.8% | 2.127% | 0.01% |
| 10 | ROYCE & ASSOCIATES LP | 617K | $64.4M | +23.6% | 2.064% | 0.64% |
| 11 | GENEVA CAPITAL MANAGEMENT LLC | 564K | $58.9M | +39.2% | 1.889% | 1.25% |
| 12 | AMERIPRISE FINANCIAL INC | 473K | $49.3M | +25.2% | 1.582% | 0.01% |
| 13 | WELLINGTON MANAGEMENT GROUP LLP | 462K | $48.2M | -9.1% | 1.545% | 0.01% |
| 14 | WESTFIELD CAPITAL MANAGEMENT CO LP | 461K | $48.1M | -0.2% | 1.544% | 0.20% |
| 15 | Fiera Capital Corp | 443K | $46.2M | +2.7% | 1.482% | 0.16% |
| 16 | NORTHERN TRUST CORP | 425K | $44.3M | +0.1% | 1.422% | 0.01% |
| 17 | BANK OF AMERICA CORP /DE/ | 410K | $42.8M | +11.6% | 1.372% | 0.00% |
| 18 | VICTORY CAPITAL MANAGEMENT INC | 398K | $41.5M | +8.8% | 1.332% | 0.03% |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 330K | $34.5M | +1.8% | 1.106% | 0.01% |
| 20 | FULLER & THALER ASSET MANAGEMENT, INC. | 308K | $32.1M | -65.1% | 1.030% | 0.11% |
| 21 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 283K | $29.5M | -14.9% | 0.947% | 0.21% |
| 22 | Mawer Investment Management Ltd. | 255K | $26.6M | +179.7% | 0.854% | 0.17% |
| 23 | SOUTHERNSUN ASSET MANAGEMENT, LLC | 247K | $25.7M | +29.4% | 0.825% | 3.73% |
| 24 | Bragg Financial Advisors, Inc | 242K | $25.3M | — | 0.811% | 0.80% |
| 25 | LOOMIS SAYLES & CO L P | 242K | $25.3M | -7.7% | 0.810% | 0.03% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in DORM — a direct measure of their conviction.
Filings activity in DORM during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 312 | 9.0% | 66.23% | 13.45 pp | $2.53B | 17% |
| Q4 2025 | 343 | +1.2% | 79.68% | 16.14 pp | $3.04B | 17% |
| Q3 2025 | 339 | +0.3% | 95.82% | +18.55 pp | $3.66B | +24% |
| Q2 2025 | 338 | +0.6% | 77.27% | +4.19 pp | $2.95B | +5.7% |
| Q1 2025 | 336 | +0.9% | 73.08% | 2.90 pp | $2.79B | 3.8% |
| Q4 2024 | 333 | +12% | 75.98% | +11.77 pp | $2.90B | +18% |
| Q3 2024 | 297 | +14% | 64.21% | +11.66 pp | $2.45B | +22% |
| Q2 2024 | 260 | — | 52.55% | — | $2.01B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying DORM stock.
Based on Q1 2026 13F filings, institutional ownership of Dorman Products, Inc. stands at 66.2%, held across 312 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of DORM, with approximately 4,007,265 shares worth $0.42B as of Q1 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of DORM.
Our composite Smart Money Score for DORM is 15 out of 100 (Heavy Distribution). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
44 institutions opened new positions in DORM during Q1 2026, while 75 fully exited. 67 added to existing positions and 200 trimmed.
DORM institutional ownership fell by 13.45 percentage points quarter-over-quarter, with a net change of -31 holders.
The top 10 institutions account for 54.2% of all reported 13F value in DORM, and the top 25 account for 77.1%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Dorman Products, Inc. (DORM) Institutional Ownership