Bender Mark Steven

Officer · WLK

As of 2026-09-16, Bender Mark Steven has 27 Form 4 transactions on record across 1 company — 18 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $2.5MIndirect: $0$2.5Mas of 2026-09-16
  • Direct $2.5M
  • Indirect $0
WLKdirect35,895 sh$2.5M

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

WLK · 27 trades
2026-05-13: Withheld for tax, 5,284 sh ($514K)2026-05-12: Option exercise, 13,164 sh ($0)2026-05-12: Option exercise, 13,164 sh ($0)2026-03-27: Sale, 16,413 sh ($1.8M)2026-02-27: Sale, 16,988 sh ($1.7M)2026-02-27: Disposition, 12,693 sh ($1.2M)2026-02-27: Option exercise, 6,494 sh ($562K)2026-02-27: Option exercise, 6,199 sh ($408K)2026-02-27: Sale, 421 sh ($43K)2026-02-27: Option exercise, 6,199 sh ($0)2026-02-27: Option exercise, 6,494 sh ($0)2026-02-20: Withheld for tax, 445 sh ($42K)2026-02-20: Award / grant, 7,747 sh ($0)2026-02-20: Award / grant, 28,389 sh ($0)2026-02-19: Award / grant, 1,777 sh ($0)2026-02-18: Withheld for tax, 1,209 sh ($120K)2026-02-17: Option exercise, 4,751 sh ($0)2026-02-17: Option exercise, 4,751 sh ($0)2025-02-21: Withheld for tax, 3,530 sh ($390K)2025-02-21: Award / grant, 6,391 sh ($0)2025-02-21: Award / grant, 19,279 sh ($0)2025-02-20: Award / grant, 8,819 sh ($0)2025-02-19: Withheld for tax, 4,264 sh ($475K)2025-02-19: Withheld for tax, 132 sh ($15K)2025-02-19: Withheld for tax, 50 sh ($6K)2025-02-18: Option exercise, 13,987 sh ($0)2025-02-18: Option exercise, 13,987 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-03-27WLKSale16,413 @ $112.53$1.8M−36.9% of holding28,015Form 4
2026-02-27WLKSale16,988 @ $100.91$1.7M−27.5% of holding44,854Form 4
2026-02-27WLKSale421 @ $101.52$43K−0.9% of holding44,433Form 4
24 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-13WLKWithheld for tax5,28435,895Form 4
2026-05-12WLKOption exercise13,1640Form 4
2026-05-12WLKOption exercise13,16441,179Form 4
2026-02-27WLKDisposition12,69361,842Form 4
2026-02-27WLKOption exercise6,49474,535Form 4
2026-02-27WLKOption exercise6,19968,041Form 4
2026-02-27WLKOption exercise6,1990Form 4
2026-02-27WLKOption exercise6,4940Form 4
2026-02-20WLKWithheld for tax44561,842Form 4
2026-02-20WLKAward / grant7,7477,747Form 4
2026-02-20WLKAward / grant28,38928,389Form 4
2026-02-19WLKAward / grant1,77762,287Form 4
2026-02-18WLKWithheld for tax1,20960,510Form 4
2026-02-17WLKOption exercise4,75161,719Form 4
2026-02-17WLKOption exercise4,7510Form 4
2025-02-21WLKWithheld for tax3,53056,968Form 4
2025-02-21WLKAward / grant6,3916,391Form 4
2025-02-21WLKAward / grant19,27919,279Form 4
2025-02-20WLKAward / grant8,81960,498Form 4
2025-02-19WLKWithheld for tax4,26451,861Form 4
2025-02-19WLKWithheld for tax13251,679Form 4
2025-02-19WLKWithheld for tax5051,811Form 4
2025-02-18WLKOption exercise13,98756,125Form 4
2025-02-18WLKOption exercise13,9870Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.