$WLK

📈 Chart

36 transactions across 10 dates · last 365 days

6-Month Buy/Sell Trend

Buys Sells
2026-04-02
1 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Powers Brian John SVP, PEM Segment Head A 1,961 $0 $0 Apr 6
2026-03-27
▼ 2 sells · $2.3M
⚡ 2 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Buesinger Robert F. EVP, PEM Segment Head ▼ Sell 4,000 $115 $461K Mar 31
Bender Mark Steven EVP & CFO ▼ Sell 16,413 $113 $1.8M Mar 30
2025-12-10
2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
CREGG ROGER A M 1,339 Dec 10
CREGG ROGER A M 1,339 $0 $0 Dec 10
2025-10-01
2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Szwejbka Scott Thomas SVP, HIP Segment Head M 10,840 $0 $0 Oct 3
Szwejbka Scott Thomas SVP, HIP Segment Head M 10,840 $0 $0 Oct 3
2025-10-02
1 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Szwejbka Scott Thomas SVP, HIP Segment Head F 3,842 $77 $295K Oct 3
2025-08-28
1 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Chao James Senior Chairman G 15,140 $0 $0 Aug 29
2025-08-08
9 other
⚡ 9 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
CREGG ROGER A A 2,168 $0 $0 Aug 11
Chao Catherine T. A 2,168 $0 $0 Aug 11
Chao David Tsung-Hung A 2,168 $0 $0 Aug 11
Graff Michael J A 2,168 $0 $0 Aug 11
Lubel Kimberly S A 2,168 $0 $0 Aug 11
MCCOLLUM MARK A A 2,168 $0 $0 Aug 11
NORTHCUTT R BRUCE A 2,168 $0 $0 Aug 11
Sabat Carolyn Chao A 2,168 $0 $0 Aug 11
Sheets Jeffrey Wayne A 2,168 $0 $0 Aug 11
2025-08-09
16 other
⚡ 8 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Chao Catherine T. M 1,128 Aug 11
Chao Catherine T. M 1,128 $0 $0 Aug 11
Chao David Tsung-Hung M 1,128 Aug 11
Chao David Tsung-Hung M 1,128 $0 $0 Aug 11
Graff Michael J M 1,128 Aug 11
Graff Michael J M 1,128 $0 $0 Aug 11
Lubel Kimberly S M 1,128 Aug 11
Lubel Kimberly S M 1,128 $0 $0 Aug 11
MCCOLLUM MARK A M 1,128 Aug 11
MCCOLLUM MARK A M 1,128 $0 $0 Aug 11
NORTHCUTT R BRUCE M 1,128 Aug 11
NORTHCUTT R BRUCE M 1,128 $0 $0 Aug 11
Sabat Carolyn Chao M 1,128 Aug 11
Sabat Carolyn Chao M 1,128 $0 $0 Aug 11
Sheets Jeffrey Wayne M 1,128 Aug 11
Sheets Jeffrey Wayne M 1,128 $0 $0 Aug 11
2025-04-22
▲ 1 buy · $8K
Insider Title Type Shares Price $ Value 10b5-1 Filed
Buesinger Robert F. EVP, PEM Segment Head ▲ Buy 83 $93 $8K Jun 9
2025-05-27
▼ 1 sell · $6K
Insider Title Type Shares Price $ Value 10b5-1 Filed
Buesinger Robert F. EVP, PEM Segment Head ▼ Sell 83 $73 $6K Jun 9