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
Feb. 26, 2026 BWXT M 100 · · 100 Direct · Acquired (price as of 2026-10-02)
Feb. 26, 2026 BWXT F 29 $208.27 $6,040 71 Direct -29.00% Disposed -35.2% (price as of 2026-10-02)
Feb. 26, 2026 BWXT M 100 · · 200 Direct -33.33% Disposed (price as of 2026-10-02)
Feb. 25, 2026 BWXT A 360 · · 360 Direct · Acquired (price as of 2026-10-02)
Feb. 25, 2026 BWXT A 1,056 · · 1,056 Direct · Acquired (price as of 2026-10-02)

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.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Feb. 26, 2026 BWXT Restricted Stock Units Common Stock (100) $0.00 · 100 Disposed
Feb. 25, 2026 BWXT Restricted Stock Units Common Stock (360) $0.00 · 360 Acquired
Feb. 25, 2026 BWXT Employee Stock Option (right to buy) Common Stock (1,056) $208.27 · 1,056 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 2 holdings

07

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

DateTickerSecuritySharesOwnership
Feb. 6, 2026 BWXT Common Stock 0 Direct
Feb. 6, 2026 BWXT Restricted Stock Units→ Common Stock (300) 300 Direct