Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 5 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
March 4, 2025 DORM F 393 $130.25 $51,188 7,061 Direct -5.27% Disposed -5.0% (price as of 2026-10-05)
March 3, 2025 DORM A 1,143 · · 7,454 Direct +18.11% Acquired (price as of 2026-10-05)
March 2, 2025 DORM F 384 $131.46 $50,481 6,311 Direct -5.74% Disposed -5.8% (price as of 2026-10-05)
March 4, 2024 DORM A 2,709 · · 6,695 Direct +67.96% Acquired (price as of 2026-10-05)
March 2, 2024 DORM F 545 $93.22 $50,805 3,986 Direct -12.03% Disposed 32.8% (price as of 2026-10-05)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 5 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Aug. 3, 2023 DORM Common Stock 4,531 Direct
Aug. 3, 2023 DORM Employee Stock Option (right to buy)→ Common Stock (3,955) 3,955 Direct
Aug. 3, 2023 DORM Employee Stock Option (right to buy)→ Common Stock (1,833) 1,833 Direct
Aug. 3, 2023 DORM Employee Stock Option (right to buy)→ Common Stock (2,534) 2,534 Direct
Aug. 3, 2023 DORM Employee Stock Option (right to buy)→ Common Stock (1,603) 1,603 Direct