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Arphra AIPlain-English read on West Pharmaceutical Services, Inc.’s valuationInsider signal · 90d
Net sellers
Bought
$0
Sold
$1.1M
Txns
2
Over the trailing 90 days insiders are net sellers — $0 bought against $1.1M sold across 2 open-market Form-4 transactions. Much insider selling is scheduled (10b5-1); read the asymmetry, not any single print.
Open-market Form 4
· insider_tradesInsider transactions · last 730d
Net −$11.6M0 buys
| Insider | Role | Type | Shares | Value | Date |
|---|---|---|---|---|---|
| Winters Chad | officer: VP, Chief Accounting Officer | Sell | −896 | $269.4K | Apr 27, 2026 |
| Favorite Annette F | officer: Sr. VP & Chief HR Officer | Sell | −2,817 | $859.8K | Apr 27, 2026 |
| Witherspoon Charles | officer: VP & Treasurer | Sell | −225 | $69.8K | Oct 29, 2024 |
| Witherspoon Charles | officer: VP & Treasurer | Sell | −478 | $148.4K | Oct 29, 2024 |
| Witherspoon Charles | officer: VP & Treasurer | Sell | −500 | $150.0K | Aug 19, 2024 |
| Witherspoon Charles | officer: VP & Treasurer | Sell | −529 | $158.7K | Aug 19, 2024 |
| Green Eric Mark | director, officer: President, CEO and Board Chair | Sell | −30,732 | $9.4M | Aug 06, 2024 |
| Abraham Silji | officer: SVP, Chief Technology Officer | Sell | −1,800 | $595.4K | Jun 12, 2024 |
Transaction mix · 730d
100%
Sells8 · $11.6M
Buys0 · $0
Top sellers · 730d
Green Eric Mark · director, officer: President, CEO and Board Chair−$9.4M
Favorite Annette F · officer: Sr. VP & Chief HR Officer−$859.8K
Abraham Silji · officer: SVP, Chief Technology Officer−$595.4K
Transactions
8
0 buys · 8 sells
Bought
$0
Open market
Sold
$11.62M
Open market
Net flow
−$11.62M
Buys − sells
Transactions
| Insider | Role | Action | Shares | Price | Value | Trade date | Filing |
|---|---|---|---|---|---|---|---|
| Winters Chad | officer: VP, Chief Accounting Officer | Sell | 896 | $300.67 | $269.4K | Apr 27, 2026 | Apr 29, 2026 |
| Favorite Annette F | officer: Sr. VP & Chief HR Officer | Sell | 2,817 | $305.20 | $859.75K | Apr 27, 2026 | Apr 29, 2026 |
| Witherspoon Charles | officer: VP & Treasurer | Sell | 225 | $310.40 | $69.84K | Oct 29, 2024 | Oct 31, 2024 |
| Witherspoon Charles | officer: VP & Treasurer | Sell | 478 | $310.40 | $148.37K | Oct 29, 2024 | Oct 31, 2024 |
| Witherspoon Charles | officer: VP & Treasurer | Sell | 500 | $300.00 | $150K | Aug 19, 2024 | Aug 21, 2024 |
| Witherspoon Charles | officer: VP & Treasurer | Sell | 529 | $300.00 | $158.7K | Aug 19, 2024 | Aug 21, 2024 |
| Green Eric Mark | director, officer: President, CEO and Board Chair | Sell | 30,732 | $304.71 | $9.36M | Aug 06, 2024 | Aug 08, 2024 |
| Abraham Silji | officer: SVP, Chief Technology Officer | Sell | 1,800 | $330.78 | $595.4K | Jun 12, 2024 | Jun 13, 2024 |
By insider
- Green Eric Mark−$9.36Mdirector, officer: President, CEO and Board Chair0B · 1S
- Favorite Annette F−$859.75Kofficer: Sr. VP & Chief HR Officer0B · 1S
- Abraham Silji−$595.4Kofficer: SVP, Chief Technology Officer0B · 1S
- Witherspoon Charles−$526.91Kofficer: VP & Treasurer0B · 4S
- Winters Chad−$269.4Kofficer: VP, Chief Accounting Officer0B · 1S
Beneficial ownership filings
Schedule 13D / 13G — investors holding more than 5% of WST-US.
DB · acquisition_ownership4
| Filed | Reporting person | Form | Type | Aggregate owned | % Class | Sole voting | Shared voting | Citizenship | |
|---|---|---|---|---|---|---|---|---|---|
| Feb 14, 2022 | 52-0556948 | — | IA | — | +8.40% | 1.51M | 0 | Maryland | SEC → |
| Feb 10, 2022 | The Vanguard Group - 23-1945930 | — | IA | — | +11.65% | 0 | 125.46K | Pennsylvania For | SEC → |
| Jan 27, 2022 | (1) BlackRock, Inc. | — | HC | — | +10.90% | 7.18M | 0 | Delaware | SEC → |
| Jan 25, 2022 | (1) BlackRock, Inc. | — | HC | — | +10.90% | 7.2M | 0 | Delaware | SEC → |
Top 10 holders · 8 quarters
13F position evolutionNo 13F history in
institutional_holders for WST-US.