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4 / 10

Conviction

$ Value

$8K

Shares

83

Price

$93

Filed

Jun 9

Why this score? (4/10)
  • Open market buy (+3)
  • Not a 10b5-1 plan (+1)

Insider

Name

Buesinger Robert F.

Title

EVP, PEM Segment Head

CIK

0001488587

Roles

Officer

Transaction Details

Transaction Date

2025-04-22

Code

P

Table

Non-Derivative

Ownership

Indirect

Equity Swap

No

Shares After

83

Footnotes

These shares are held in a trust for the benefit of the reporting person and his family. The reporting person serves as co-trustee.The reporting person disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein.

Filing Info

Accession No.

0000950170-25-083572

Form Type

4

Issuer CIK

0001262823

Buesinger Robert F.'s History

Date Ticker Type Value
2026-03-27 WLK $461K
2025-05-27 WLK $6K
2025-04-22 WLK $8K

Other Insiders at WLK (90d)

Insider Bought Sold Last
Bender Mark Steven
EVP & CFO
$1.8M 2026-03-27
Buesinger Robert F.
EVP, PEM Segment Head
$461K 2026-03-27
Powers Brian John
SVP, PEM Segment Head
2026-04-02