DORM
Dorman Products, Inc. · Consumer Cyclical · Auto - Parts
Momentum inputs (comparable managers):
holder breadth +8.3% ·
share flow +16.4% ·
net new positions +7.7%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| 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) | 1.08M | -3.9% | $130.08M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 651.81K | +3.3% | $78.59M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 651.81K | +3.3% | $78.59M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 4 | Wellington Management ✦ | 511.79K | +192.9% | $61.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | Wellington Management ✦ | 511.79K | +192.9% | $61.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | Wellington Management ✦ | 511.79K | +192.9% | $61.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 7 | Wellington Management ✦ | 511.79K | +192.9% | $61.69M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 8 | Norges Bank ✦ (passive) | 308.91K | -2.5% | $37.24M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 9 | Arrowstreet Capital ✦ | 123.90K | -1.8% | $14.93M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 10 | Renaissance Technologies ✦ | 84.20K | +189.3% | $10.15M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 11 | Citadel Advisors ✦ | 56.62K | +149.5% | $6.83M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 12 | Citadel Advisors ✦ | 56.62K | +149.5% | $6.83M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 13 | Millennium Management ✦ | 33.02K | +74.6% | $3.98M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 14 | D. E. Shaw & Co. ✦ | 31.97K | -19.6% | $3.85M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 15 | T. Rowe Price ✦ | 21.10K | +4.6% | $2.54M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 16 | Point72 Asset Management ✦ | 11.19K | New | $1.35M | 0.0% | New | 1 | SEC ↗ |
| 17 | Gotham Asset Management ✦ | 7.64K | -4.1% | $921,287 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 4.22K | +37.4% | $508,680 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 4.22K | +37.4% | $508,680 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 20 | AQR Capital Management ✦ | 4.22K | +37.4% | $508,680 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 21 | AQR Capital Management ✦ | 4.22K | +37.4% | $508,680 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 22 | AQR Capital Management ✦ | 4.22K | +37.4% | $508,680 | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Point72 Asset Management | $1.35M | 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