DORM
Dorman Products, Inc. · Manufacturing · Market cap $3.8B
Insiders sold $611K net in the last 90 days ·2 sellers, 0 buyers· 1 of 2 sales under Rule 10b5-1 plans· latest Form 4 filed Aug 18, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$3.4M
reported sales (SEC code S)
Unique Insiders
4
in the rolling window
Latest filing
Sep 11, 2026
Long Donna M.
Dorman Products, Inc. (DORM) has 48 SEC Form 4 filings (90 transaction rows) in the rolling window, disclosed by 4 distinct insiders. Most recent filing: Sep 11, 2026.
Inside the rolling window, 4 insiders at Dorman Products, Inc. reported no open-market purchases and 7 open-market sales totaling $3.4M. The most active filer is SVP, CIO Long Donna M. with 3 filings. Insiders have net sold $709K over the trailing 6 months. The most recent open-market filing is a sale of 734 shares by SVP, CIO Long Donna M., dated Aug 17, 2026, worth $99K.
- Industry:Auto - Parts
- CEO:Kevin Olsen
- Employees:3,871
- HQ:Colmar, PA, US
- IPO:1991-03-12
| Source | |||||||
|---|---|---|---|---|---|---|---|
Long Donna M.First in 5 months | SVP, CIO | Sale | 734 | $99K | Aug 18 | -4.6% | SEC ↗ |
Bowen Gregory C.First filing | VP, Chief Accounting Officer | Sale | 3,531 | $512K | Aug 7 | -10.1% | SEC ↗ |
| SVP, CIO | Sale | 947 | $98K | Mar 16 | +22.2% | SEC ↗ | |
Long Donna M.First filing | SVP, CIO | Sale | 812 | $100K | Jan 6 | +1.2% | SEC ↗ |
| President, Heavy Duty | Sale | 2,000 | $258K | Dec 15 | -1.0% | SEC ↗ | |
McKnight JohnFirst filing | President, Heavy Duty | Sale | 4,898 | $640K | Dec 3 | — | SEC ↗ |
Hession DavidFirst filing | SVP and CFO | Sale | 12,493 | $1.7M | Nov 3 | — | SEC ↗ |
Congress trading DORM 10 all-time
- DRep. Lois FrankelSale$1,001 - $15,0002023-09-08
- RRep. Greg GianforteOther$100,001 - $250,0002020-10-15
- RRep. Greg GianforteOther$100,001 - $250,0002020-10-09
- DRep. Lois FrankelOther$1,001 - $15,0002020-06-10
- DRep. Donna ShalalaOther$1,001 - $15,0002019-06-24
- RRep. Greg GianforteOther$1,001 - $15,0002019-12-09
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Frequently asked questions
How many SEC Form 4 insider filings does DORM have?
Dorman Products, Inc. (DORM) has 48 SEC Form 4 filings (90 transaction rows) in the rolling 365-day window, disclosed by 4 distinct insiders. Most recent filing: Sep 11, 2026.
When was the most recent SEC Form 4 filing for DORM?
The most recent Form 4 filing for DORM on Tracefour is dated Sep 11, 2026.
Who is the most active insider at DORM?
The most active SEC Form 4 filer at DORM in the rolling window is SVP, CIO Long Donna M., with 3 filings.
What is the net insider flow at DORM over the last 6 months?
Over the trailing 180 days, insiders at DORM have net sold $709K based on SEC Form 4 disclosures.
What is the total insider buy and sell value at DORM in the current window?
Inside the rolling window, insiders at DORM bought $0 and sold $3.4M based on SEC Form 4 filings.
Can I get alerts for DORM insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Dorman Products, Inc. (DORM). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Dorman Products, Inc. is in the Manufacturing sector.