Form 4 for DORM Dorman Products, Inc.
Accepted 2025-12-03 00:00:00 ET · period of report 2025-12-01 · accession 0001628280-25-054995 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2025-12-03 | 2025-12-01 | DORM | McKnight John | Pres, Heavy Duty | S - Sale+OE | $130.71 | -4,898 | 11.1K | -31% | -$640.2K |
| DM | 2025-12-03 | 2025-12-01 | DORM | McKnight John | Pres, Heavy Duty | M - OptEx | $91.10 | +4,632 | 16.0K | +41% | +$422.0K |
| DM | 2025-12-03 | 2025-12-01 | DORM | McKnight John | Pres, Heavy Duty | M - OptEx | $0.00 | -4,632 | 1,406 | -77% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-12-01 | S | D | 3,987 | $130.60 | 12,023.11 | D | — | — | (F1) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $130.18 to $131.135. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
| 2 | Common | Common Stock | 2025-12-01 | M | A | 623 | $96.36 | 15,307.11 | D | — | — | |
| 3 | Common | Common Stock | 2025-12-01 | M | A | 1,950 | $101.45 | 14,684.11 | D | — | — | |
| 4 | Common | Common Stock | 2025-12-01 | M | A | 1,356 | $73.72 | 12,734.11 | D | — | — | |
| 5 | Common | Common Stock | 2025-12-01 | S | D | 911 | $131.19 | 11,112.11 | D | — | — | (F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $131.175 to $131.35. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
| 6 | Common | Common Stock | 2025-12-01 | M | A | 703 | $91.28 | 16,010.11 | D | — | — | |
| 7 | Derivative | Employee Stock Option (right to buy) | 2025-12-01 | M | D | 623 | $0.00 | 623 | D | $96.36 · — to 2030-03-02 | 623 Common Stock | (F5) The option vests in four equal annual installments beginning on March 2, 2023, which is the first anniversary of the date of grant. |
| 8 | Derivative | Employee Stock Option (right to buy) | 2025-12-01 | M | D | 1,950 | $0.00 | 0 | D | $101.45 · — to 2029-03-02 | 1,950 Common Stock | (F4) The option vests in four equal annual installments beginning on March 2, 2022, which was the first anniversary of the date of grant. |
| 9 | Derivative | Employee Stock Option (right to buy) | 2025-12-01 | M | D | 1,356 | $0.00 | 1,392 | D | $73.72 · — to 2027-11-01 | 1,356 Common Stock | (F3) The option vests in four equal annual installments beginning on November 1, 2020, which was the first anniversary of the date of grant. |
| 10 | Derivative | Employee Stock Option (right to buy) | 2025-12-01 | M | D | 703 | $0.00 | 1,406 | D | $91.28 · — to 2031-03-02 | 703 Common Stock | (F6) The option vests in four equal annual installments beginning on March 2, 2024, which is the first anniversary of the date of grant. |