Dorman Products, Inc. (DORM) Insider Trading
Over the last 3 months, DORM insiders made 0 open-market buys and 3 sales, a net sale of -$611K (SEC Form 4). Over the last 6 months, 228 institutions increased and 252 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
3
Net (3m)
-$611.3K
Insider trades by month Buys Sells
Sep
Nov
Dec
Jan
Mar
Aug
Context3-month price +8.7%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 18, 2026 | Long Donna M.officer: SVP, CIO | Sell | 734 | $135.21 |
| Aug 7, 2026 | Bowen Gregory C.officer: VP, Chief Accounting Officer | Option | 1,974 | $96.36 |
| Aug 7, 2026 | Bowen Gregory C.officer: VP, Chief Accounting Officer | Sell | 1,557 | $144.72 |
| Aug 7, 2026 | Bowen Gregory C.officer: VP, Chief Accounting Officer | Option | 1,557 | $91.28 |
| Aug 7, 2026 | Bowen Gregory C.officer: VP, Chief Accounting Officer | Sell | 1,974 | $145.23 |
| May 19, 2026 | Romano Kelly Adirector | Tax | 33 | $116.16 |
| May 19, 2026 | RILEY RICHARD Tdirector | Tax | 33 | $116.16 |
| May 19, 2026 | Bachmann Lisa Mdirector | Tax | 33 | $116.16 |
| May 19, 2026 | Thomas James Darrelldirector | Tax | 33 | $116.16 |
| Mar 16, 2026 | Long Donna M.officer: SVP, CIO | Sell | 394 | $103.21 |
| Mar 16, 2026 | Long Donna M.officer: SVP, CIO | Sell | 318 | $102.19 |
| Mar 16, 2026 | Long Donna M.officer: SVP, CIO | Sell | 235 | $104.03 |
| Mar 5, 2026 | Olsen Kevin M.director, officer: President and CEO | Tax | 2,724 | $116.16 |
| Mar 5, 2026 | Leff Scottofficer: SVP, CHRO | Tax | 539 | $116.16 |
| Mar 5, 2026 | Bowen Gregory C.officer: VP, Chief Accounting Officer | Tax | 76 | $116.22 |
| Mar 5, 2026 | Pacheco Kathleenofficer: President, Specialty Vehicle | Tax | 142 | $116.22 |
| Mar 5, 2026 | Luftig Ericofficer: President, Light Duty | Tax | 277 | $116.22 |
| Mar 5, 2026 | Braun Joseph P.officer: SVP and General Counsel | Tax | 304 | $116.22 |
| Mar 5, 2026 | Long Donna M.officer: SVP, CIO | Tax | 221 | $116.22 |
| Mar 5, 2026 | Olsen Kevin M.director, officer: President and CEO | Tax | 2,072 | $116.22 |
| Mar 5, 2026 | Luftig Ericofficer: President, Light Duty | Tax | 306 | $116.16 |
| Mar 5, 2026 | Long Donna M.officer: SVP, CIO | Tax | 531 | $116.16 |
| Mar 5, 2026 | Bowen Gregory C.officer: VP, Chief Accounting Officer | Tax | 107 | $116.16 |
| Mar 5, 2026 | Braun Joseph P.officer: SVP and General Counsel | Tax | 538 | $116.16 |
| Mar 5, 2026 | Leff Scottofficer: SVP, CHRO | Tax | 235 | $116.22 |
| Mar 4, 2026 | Rayfield Charles Wofficer: SVP, CFO , Treasurer | Grant | 2,587 | $115.93 |
| Mar 4, 2026 | Bowen Gregory C.officer: VP, Chief Accounting Officer | Tax | 59 | $115.93 |
| Mar 4, 2026 | Bowen Gregory C.officer: VP, Chief Accounting Officer | Grant | 646 | $115.93 |
| Mar 4, 2026 | Olsen Kevin M.director, officer: President and CEO | Tax | 715 | $115.93 |
| Mar 4, 2026 | Pacheco Kathleenofficer: President, Specialty Vehicle | Grant | 1,725 | $115.93 |
Source: DORM SEC Form 4 filings, latest Aug 18, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their DORM positions over the last 6 months (SEC Form 13F).
Increased
228
New positions
96
Reduced
252
Sold out
42
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 4.1M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 4.0M | May 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 1.5M | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 1.5M | May 8, 2026 |
| MORGAN STANLEY | Increased | 1.4M | Aug 13, 2026 |
| MORGAN STANLEY | Reduced | 1.4M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1.2M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 1.2M | Aug 13, 2026 |
| STATE STREET CORP | Increased | 1.1M | Aug 7, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 1.1M | Aug 11, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 1.1M | May 7, 2026 |
| STATE STREET CORP | Increased | 1.1M | May 15, 2026 |
| KTF INVESTMENTS, LLC | Increased | 871K | Aug 10, 2026 |
| JENNISON ASSOCIATES LLC | Increased | 826K | May 6, 2026 |
| ROYCE & ASSOCIATES LP | Increased | 824K | Aug 14, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.