DORM
Dorman Products, Inc. · Consumer Cyclical · Auto - Parts
Momentum inputs (comparable managers):
holder breadth +11.1% ·
share flow +0.4% ·
net new positions +10.0%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 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 | Geode Capital Management ✦ (passive) | 635.59K | -0.6% | $71.91M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 635.59K | -0.6% | $71.91M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | Norges Bank ✦ (passive) | 320.54K | +3.3% | $36.26M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Millennium Management ✦ | 37.48K | +123.5% | $4.24M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Renaissance Technologies ✦ | 28.70K | +13.9% | $3.25M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | T. Rowe Price ✦ | 18.49K | -5.0% | $2.09M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | Wellington Management ✦ | 14.13K | 0.0% | $1.60M | 0.0% | Held | 2 | SEC ↗ |
| 8 | Citadel Advisors ✦ | 14.04K | -33.3% | $1.59M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | D. E. Shaw & Co. ✦ | 12.95K | -69.5% | $1.46M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | Arrowstreet Capital ✦ | 12.76K | New | $1.44M | 0.0% | New | 1 | SEC ↗ |
| 11 | Gotham Asset Management ✦ | 8.93K | -18.8% | $1.01M | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Arrowstreet Capital | $1.44M | 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