Back to State of Michigan Retirement System State of Michigan Retirement System

WST

31 quarters

Position history for State of Michigan Retirement SystemState of Michigan Retirement System's holdings in West Pharmaceutical Services, Inc.

Yes. State of Michigan Retirement System holds 18,356 shares of WST (West Pharmaceutical Services), worth $6.8M, as of its Q3 2026 13F filing. It reduced the position by 400 shares (-2.1%) from Q2 2026. State of Michigan Retirement System has held WST in every 13F on record since Q1 2019, 31 quarterly filings.

Current Value

$6.8M

Current Shares

18,356

Total Value Change

+$3.9M

Total Shares Change

-8,044

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q3
Latest
Decreased
18,356
-2.1%
$6.8M0.0%$370.76
0
2026-Q2
Decreased
18,756
-3.6%
$6.7M0.0%$358.77
0
2026-Q1
Unchanged
19,456
0.0%
$4.9M0.0%$250.29
0
2025-Q4
Decreased
19,456
-3.5%
$5.4M0.0%$274.50
0
2025-Q3
Unchanged
20,156
0.0%
$5.3M0.0%$261.51
0
2025-Q2
Decreased
20,156
-1.0%
$4.4M0.0%$217.94
0
2025-Q1
Unchanged
20,356
0.0%
$4.6M0.0%$222.78
0
2024-Q4
Decreased
20,356
-1.9%
$6.7M0.0%$325.74
0
2024-Q3
Decreased
20,756
-0.9%
$6.2M0.0%$298.30
0
2024-Q2
Decreased
20,956
-0.5%
$6.9M0.0%$327.13
0
2024-Q1
Unchanged
21,056
0.0%
$8.3M0.0%$392.79
0
2023-Q4
Increased
21,056
+0.5%
$7.4M0.0%$349.33
27
2023-Q3
Decreased
20,956
-0.9%
$7.9M0.1%$372.02
0
2023-Q2
Decreased
21,156
-0.5%
$8.1M0.0%$379.02
0
2023-Q1
Increased
21,256
+0.9%
$7.4M0.0%$343.17
28
2022-Q4
Decreased
21,056
-1.9%
$5M0.0%$232.94
0
2022-Q3
Increased
21,456
+0.5%
$5.3M0.0%$243.36
27
2022-Q2
Increased
21,356
+2.9%
$6.5M0.0%$298.84
28
2022-Q1
Increased
20,756
+0.1%
$8.5M0.0%$405.72
27
2021-Q4
Increased
20,728
+8.2%
$9.7M0.1%$463.09
30
2021-Q3
Unchanged
19,160
0.0%
$8.1M0.0%$419.00
0
2021-Q2
Increased
19,160
+0.5%
$6.9M0.0%$354.25
27
2021-Q1
Unchanged
19,060
0.0%
$5.4M0.0%$277.83
0
2020-Q4
Increased
19,060
+1.1%
$5.4M0.0%$279.18
27
2020-Q3
Increased
18,860
+0.5%
$5.2M0.0%$270.73
27
2020-Q2
Decreased
18,760
-8.5%
$4.3M0.0%$223.59
0
2020-Q1
Decreased
20,500
-6.0%
$3.1M0.0%$149.71
0
2019-Q4
Increased
21,800
+1.9%
$3.3M0.0%$147.67
27
2019-Q3
Decreased
21,400
-1.8%
$3M0.0%$139.15
0
2019-Q2
Decreased
21,800
-17.4%
$2.7M0.0%$122.65
0
2019-Q1
First report
26,400
-
$2.9M0.0%$107.86
0

Other major holders of WST: BlackRock Finance, Inc., Vanguard Group Inc., T. Rowe Price Associates, Inc.

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