Derivative exercise or conversion — not an open-market buy.
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Insider tradesView the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership
Insider trade
84.33 WST shares were withheld to cover taxes or exercise cost (Officer)
Traded May 12, 2026 · Filed May 14, 2026
- 84.33
- Shares · @ $312.07
Why it stands out
Routine share withholding; mechanical by default.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
All the details
Dates, kept separate
- Transaction date
- May 12, 2026
- Reporting period
- Not applicable
- Filed with the SEC
- May 14, 2026
OfficerTax withholding
Context
- Classification
tax withholding
Code F — shares delivered to pay exercise price or tax liability
- Planned / mechanical clue
Tax mechanics (code F)
Only flagged when a footnote says so; never inferred
Source receipt
- Record ID
- 0000105770-26-000075