Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 2 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 9, 2005 KWR A 5,840 · · 5,840 Direct · Acquired (price as of 2026-10-02)
April 15, 2004 KWR A 4,700 · · 4,700 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
March 9, 2005 KWR Stock Options (Right to buy) Common Stock (5,840) $21.97 March 9, 2012 5,840 Acquired
April 15, 2004 KWR Stock Options (Right to buy) Common Stock (4,700) $26.05 April 15, 2011 4,700 Acquired

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

Initial ownership (Form 3) 3 holdings

07

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

DateTickerSecuritySharesOwnership
Jan. 9, 2004 KWR Common Stock 1,771 Indirect
Jan. 9, 2004 KWR Stock Options (Right to buy) 2,800 Direct
Jan. 9, 2004 KWR Stock Options (Right to buy)→ Common Stock (2,800) 2,800 Direct