Long Donna M.
Visual SEC Form 4 history across 1 companies, 12 transactions and 5 filings.
Open-market buy performance
90-day forward return on this insider's open-market purchases
We compute this from each buy's stock performance 90 days after the transaction. The price history is still being populated for this insider's their open-market buys, so the average and median will appear here once the daily price refresh has covered the relevant trading days.
Monthly open-market activity
Reported purchase and sale transaction counts
Net value flow
Buys minus sells
Transaction texture
Ownership and ticket size
Filing-only signals
Deterministic matches in this insider's history
Latest Form 4 facts
Quick context from source filings
No open-market insider purchase is available.
Associated companies
Visual map of known reporting history
| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| DORM | Long Donna M. | SVPCIO | sale10b5-1 | 734 | -$9.92M | S | −4.2% | 08/18 | 08/17 | |
| DORM | Long Donna M. | SVPCIO | sale10b5-1 | 186 | -$2.31M | S | — | 01/06 | 01/02 | |
| DORM | Long Donna M. | SVPCIO | sale10b5-1 | 573 | -$7.08M | S | — | 01/06 | 01/02 | |
| DORM | Long Donna M. | SVPCIO | sale10b5-1 | 53 | -$650k | S | — | 01/06 | 01/02 | |
| DORM | Long Donna M. | SVPCIO | sale | 84 | -$1.11M | S | — | 03/07/2025 | 03/06/2025 | |
| DORM | Long Donna M. | SVPCIO | sale | 197 | -$2.59M | S | — | 03/07/2025 | 03/06/2025 | |
| DORM | Long Donna M. | SVPCIO | sale | 140 | -$1.81M | S | — | 03/07/2025 | 03/06/2025 | |
| DORM | Long Donna M. | SVPCIO | sale | 321 | -$4.14M | S | — | 03/07/2025 | 03/06/2025 | |
| DORM | Long Donna M. | SVPCIO | grant | 1.52k | $0 | A | — | 03/04/2025 | 03/03/2025 | |
| DORM | Long Donna M. | SVPCIO | withholding | 1.34k | -$17.6M | F | — | 03/04/2025 | 03/02/2025 |
Long Donna M. Insider Activity FAQ
SEC Form 4 context
Who is Long Donna M.?
Long Donna M. is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001931700.
Which companies has Long Donna M. reported transactions for?
Dorman Products, Inc.
When was Long Donna M.'s latest insider buy?
No open-market insider purchase is available for this period.
When was Long Donna M.'s latest insider sale?
sale at Dorman Products, Inc. on Aug 17, 2026 valued at $99,244.
Where can I see the original SEC filings?
Each transaction row links directly to the source SEC filing so the reported Form 4 details can be reviewed.
Are performance metrics included?
This version does not calculate win rates, forward returns, benchmark-adjusted returns, or high-conviction scores.