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US ˙ NYSE ˙ US9553061055

SecurityWST / West Pharmaceutical Services, Inc.
InstitutionIng Groep Nv
Latest Disclosed Ownership0 shares
Latest Disclosed Value $ 0
Ing Groep Nv closes position in WST / West Pharmaceutical Services, Inc.

On May 11, 2026 - Ing Groep Nv filed a 13F-HR form disclosing ownership of 0 shares of West Pharmaceutical Services, Inc. (US:WST) valued at $0 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 11, 2026 disclosing 14,853 shares of West Pharmaceutical Services, Inc.. The current value of the position is $0 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-11 2026-03-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 0 -100.00 0
2026-02-11 2025-12-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 14,853 -17,581 -54.21 4,087 -51.97 0.0246
2025-11-06 2025-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 32,434 -5,557 -14.63 8,508 2.36 0.0460
2025-08-06 2025-06-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 37,991 35,805 1,637.92 8,312 1,599.80 0.0506
2025-05-09 2025-03-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 2,186 -2,857 -56.65 489 -70.38 0.0034
2025-02-03 2024-12-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 5,043 -1,169 -18.82 1,652 -11.43 0.0111
2024-11-06 2024-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 6,212 -19,390 -75.74 1,865 -77.90 0.0108
2024-08-13 2024-06-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 25,602 25,602 8,433 0.0500
2024-05-10 2024-03-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 0 -10,129 -100.00 0 -100.00
2024-02-08 2023-12-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 10,129 556 5.81 3,567 -0.70 0.0286
2023-10-27 2023-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 9,573 -1,033 -9.74 3,592 -11.46 0.0317
2023-08-07 2023-06-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 10,606 9,926 1,459.71 4,056 1,625.96 0.0308
2023-05-09 2023-03-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 680 -11,907 -94.60 236 -92.07 0.0023
2023-02-13 2022-12-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 12,587 981 8.45 2,962 3.71 0.0297
2022-11-14 2022-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 11,606 -2,334 -16.74 2,856 -32.24 0.0478
2022-08-08 2022-06-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 13,940 2,187 18.61 4,215 -12.68 0.0487
2022-05-13 2022-03-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 11,753 2,084 21.55 4,827 6.44 0.0487
2022-02-11 2021-12-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 9,669 3,458 55.68 4,535 71.98 0.0406
2021-11-02 2021-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 6,211 148 2.44 2,637 21.13 0.0339
2021-08-13 2021-06-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 6,063 5,157 569.21 2,177 753.73 0.0347
2021-05-12 2021-03-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 906 -3,997 -81.52 255 -81.64 0.0053
2021-02-11 2020-12-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 4,903 3,269 200.06 1,389 209.35 0.0310
2020-11-12 2020-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 1,634 1,634 449 0.0185
2019-11-08 2019-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 0 -11,264 -100.00 0 -100.00
2019-08-12 2019-06-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 11,264 -104 -0.91 1,410 12.53 0.0246
2019-05-13 2019-03-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 11,368 13 0.11 1,253 12.58 0.0271
2019-02-13 2018-12-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 11,355 113 1.01 1,113 -19.81 0.0241
2018-11-06 2018-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 11,242 11,242 1,388 0.0240
2018-08-10 2018-06-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 0 -11,254 -100.00 0 -100.00
2018-05-07 2018-03-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 11,254 8,726 345.17 994 299.20 0.0180
2018-02-06 2017-12-31 13F WEST PHARMACEUTICAL SVSC COM 955306105 2,528 2,528 249 0.0042
2017-11-08 2017-09-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 0 -8,948 -100.00 0 -100.00
2017-07-25 2017-06-30 13F WEST PHARMACEUTICAL SVSC COM 955306105 8,948 8,948 846 0.0162
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.