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CIK 1654975 · View on SEC EDGAR ↗
First SEC filing: April 29, 2026 · Latest: April 29, 2026
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Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| April 27, 2026 | WST | S | 2,817 | $305.20 | $859,748 | 16,828 Direct | -14.34% | Disposed | 15.6% (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| April 27, 2026 | WST | Stock Options (Right to Buy) | Common Stock (2,817) | $83.47 | Feb. 21, 2027 | 2,817 | Disposed |
| March 1, 2026 | WST | Stock Option (Right to Buy) | Common Stock (1,712) | $254.34 | March 1, 2036 | 1,712 | Acquired |
| March 1, 2026 | WST | Rst. Stock Unit | Common Stock (720) | — | — | 720 | Acquired |
| Feb. 18, 2026 | WST | Rst. Stock Unit | Common Stock (135) | — | — | 135 | Disposed |
| Feb. 18, 2025 | WST | Rst. Stock Unit | Common Stock (542) | $0.00 | — | 542 | Acquired |
| Feb. 18, 2025 | WST | Stock Option (Right to Buy) | Common Stock (1,251) | $211.00 | Feb. 18, 2035 | 1,251 | Acquired |
| Feb. 20, 2024 | WST | Stock Options (Right to Buy) | Stock Options (Right to Buy) (2,597) | $350.18 | Feb. 20, 2034 | 2,597 | Acquired |
| Feb. 23, 2016 | WST | Stock Option (Right to Buy) | Common Stock (13,012) | $59.64 | Feb. 23, 2026 | 13,012 | Acquired |
| Oct. 5, 2015 | WST | Stock Option (Right to Buy) | Common Stock (4,728) | $55.09 | Oct. 5, 2025 | 4,728 | Acquired |
| Oct. 5, 2015 | WST | Stock Option (Right to Buy) | Common Stock (9,464) | $55.09 | Oct. 5, 2025 | 9,464 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2016 | $300,000 | $150,000 | $158,702 | $150,028 | $171,540 | $28,912 | $181,709 | $1,140,891 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.