$WLK 4/A SEC Filings

Filed On	Filing
06 Mar 2026	Form 4/A: Bender Mark Steven, EVP & CFO Gave up 1,171 shares to cover exercise price or tax ($123K)
07 Mar 2025	Form 4/A: Chao John Tsung-chen, Director Received 955 shares as a grant or award · Gave up 391 shares to cover exercise price or tax ($42.5K)
06 Mar 2025	Form 4/A: Chao John Tsung-chen, Director Received 513 shares by exercise or conversion · Gave up 235 shares to cover exercise price or tax ($25.5K)
20 Feb 2024	Form 4/A: Janssens Thomas J., SVP, Ops - PEM & Corp Logistic Holds 3,988 Employee Option (right to buy)
15 Sep 2023	Form 4/A: Chao James, Director Holds 62,399 shares of Common Stock
15 Mar 2023	Form 4/A: Zoeller Johnathan Stevan, VP and CAO Received 1,446 shares as a grant or award · Gave up 377 shares to cover exercise price or tax ($39.4K)
15 Mar 2023	Form 4/A: Kearns Roger L., COO and EVP, PEM Received 14,114 shares as a grant or award · Gave up 5,936 shares to cover exercise price or tax ($620K)
15 Mar 2023	Form 4/A: Janssens Thomas J., SVP, Ops - PEM & Corp Logistic Received 3,086 shares as a grant or award · Gave up 972 shares to cover exercise price or tax ($101K)
15 Mar 2023	Form 4/A: Ederington L. Benjamin, EVP, GC, CAO and Secretary Received 11,022 shares as a grant or award · Gave up 4,636 shares to cover exercise price or tax ($484K)
15 Mar 2023	Form 4/A: Chao James, Director Received 37,150 shares as a grant or award · Gave up 15,625 shares to cover exercise price or tax ($1.63M)
15 Mar 2023	Form 4/A: Chao Albert, Director Received 52,252 shares as a grant or award · Gave up 21,976 shares to cover exercise price or tax ($2.29M)
15 Mar 2023	Form 4/A: Buesinger Robert F., EVP, HIP, IT & Digital Received 11,298 shares as a grant or award · Gave up 4,752 shares to cover exercise price or tax ($496K)
15 Mar 2023	Form 4/A: Bender Mark Steven, EVP & CFO Received 14,342 shares as a grant or award · Gave up 6,032 shares to cover exercise price or tax ($629K)
15 Mar 2022	Form 4/A: Buesinger Robert F., EVP, HIP, IT & Digital Received 6,446 shares as a grant or award · Gave up 2,559 shares to cover exercise price or tax ($303K)
15 Mar 2022	Form 4/A: Zoeller Johnathan Stevan, VP and CAO Received 285 shares as a grant or award · Gave up 71 shares to cover exercise price or tax ($8.41K)
15 Mar 2022	Form 4/A: Bender Mark Steven, EVP and CFO Received 7,922 shares as a grant or award · Gave up 2,810 shares to cover exercise price or tax ($333K)
15 Mar 2022	Form 4/A: Kearns Roger L., COO and EVP - PEM Received 5,491 shares as a grant or award · Gave up 2,180 shares to cover exercise price or tax ($258K)
15 Mar 2022	Form 4/A: Ederington L. Benjamin, EVP, GC, CAO and Secretary Received 6,323 shares as a grant or award · Gave up 2,510 shares to cover exercise price or tax ($297K)
15 Mar 2022	Form 4/A: Chao James, Director Received 24,461 shares as a grant or award · Gave up 9,710 shares to cover exercise price or tax ($1.15M)
15 Mar 2022	Form 4/A: Chao Albert, Director Received 30,577 shares as a grant or award · Gave up 12,138 shares to cover exercise price or tax ($1.44M)

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