DORM
Dorman Products, Inc. · Consumer Cyclical · Auto - Parts
Momentum inputs (comparable managers):
holder breadth +9.1% ·
share flow +12.9% ·
net new positions +8.3%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 97 | -5 | 17.79M | $2.43B | +5 | −10 |
| Q1 2026 | 105 | +1 | 17.33M | $1.81B | +8 | −8 |
| Q4 2025 | 105 | -2 | 19.42M | $2.39B | +1 | −2 |
| Q3 2025 | 18 | 0 | 12.00M | $1.87B | +1 | −2 |
| Q2 2025 | 16 | 0 | 10.29M | $1.26B | — | — |
| Q1 2025 | 13 | +1 | 2.93M | $352.66M | +1 | — |
| Q4 2024 | 12 | +1 | 2.51M | $325.66M | +1 | — |
| Q3 2024 | 10 | +1 | 1.10M | $124.85M | +1 | — |
| Q2 2024 | 9 | — | 1.10M | $100.59M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 1.12M | — | $145.48M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 631.24K | -0.7% | $81.80M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 631.24K | -0.7% | $81.80M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 4 | Norges Bank ✦ (passive) | 316.84K | -1.1% | $41.05M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 5 | Wellington Management ✦ | 174.72K | +1136.2% | $22.63M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 6 | Wellington Management ✦ | 174.72K | +1136.2% | $22.63M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 7 | Wellington Management ✦ | 174.72K | +1136.2% | $22.63M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 8 | Arrowstreet Capital ✦ | 126.18K | +889.2% | $16.35M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | D. E. Shaw & Co. ✦ | 39.75K | +207.1% | $5.15M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 10 | Renaissance Technologies ✦ | 29.10K | +1.4% | $3.77M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 11 | Citadel Advisors ✦ | 22.70K | +61.6% | $2.94M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 12 | Citadel Advisors ✦ | 22.70K | +61.6% | $2.94M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | T. Rowe Price ✦ | 20.18K | +9.1% | $2.61M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 14 | Millennium Management ✦ | 18.91K | -49.5% | $2.45M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 15 | Gotham Asset Management ✦ | 7.97K | -10.8% | $1.03M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 3.07K | New | $397,977 | 0.0% | New | 1 | SEC ↗ |
| 17 | AQR Capital Management ✦ | 3.07K | New | $397,977 | 0.0% | New | 1 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 3.07K | New | $397,977 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| AQR Capital Management | $397,977 | 0.0% |
| AQR Capital Management | $397,977 | 0.0% |
| AQR Capital Management | $397,977 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 316 holders, 25.96M shares, $2.53B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 734 sh · $99,244
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology