State of Michigan Retirement System’s West Pharmaceutical WST Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $6.73M | Sell |
18,756
-700
| -4% | -$214K | 0.03% | 387 |
|
|
2026
Q1 | $4.88M | Hold |
19,456
| – | – | 0.03% | 439 |
|
|
2025
Q4 | $5.35M | Sell |
19,456
-700
| -3% | -$191K | 0.03% | 411 |
|
|
2025
Q3 | $5.29M | Hold |
20,156
| – | – | 0.03% | 419 |
|
|
2025
Q2 | $4.41M | Sell |
20,156
-200
| -1% | -$42.8K | 0.02% | 448 |
|
|
2025
Q1 | $4.56M | Hold |
20,356
| – | – | 0.03% | 432 |
|
|
2024
Q4 | $6.67M | Sell |
20,356
-400
| -2% | -$126K | 0.03% | 363 |
|
|
2024
Q3 | $6.23M | Sell |
20,756
-200
| -1% | -$61.3K | 0.03% | 371 |
|
|
2024
Q2 | $6.9M | Sell |
20,956
-100
| -0.5% | -$35.3K | 0.04% | 337 |
|
|
2024
Q1 | $8.33M | Hold |
21,056
| – | – | 0.04% | 308 |
|
|
2023
Q4 | $7.41M | Buy |
21,056
+100
| +0.5% | +$35.4K | 0.04% | 318 |
|
|
2023
Q3 | $7.86M | Sell |
20,956
-200
| -0.9% | -$77.3K | 0.05% | 292 |
|
|
2023
Q2 | $8.09M | Sell |
21,156
-100
| -0.5% | -$35.7K | 0.05% | 300 |
|
|
2023
Q1 | $7.36M | Buy |
21,256
+200
| +0.9% | +$58.4K | 0.05% | 316 |
|
|
2022
Q4 | $4.96M | Sell |
21,056
-400
| -2% | -$94.8K | 0.03% | 383 |
|
|
2022
Q3 | $5.28M | Buy |
21,456
+100
| +0.5% | +$30.5K | 0.04% | 352 |
|
|
2022
Q2 | $6.46M | Buy |
21,356
+600
| +3% | +$195K | 0.04% | 320 |
|
|
2022
Q1 | $8.53M | Buy |
20,756
+28
| +0.1% | +$11K | 0.05% | 281 |
|
|
2021
Q4 | $9.72M | Buy |
20,728
+1,568
| +8% | +$675K | 0.05% | 264 |
|
|
2021
Q3 | $8.13M | Hold |
19,160
| – | – | 0.05% | 281 |
|
|
2021
Q2 | $6.88M | Buy |
19,160
+100
| +0.5% | +$33K | 0.04% | 339 |
|
|
2021
Q1 | $5.37M | Hold |
19,060
| – | – | 0.03% | 370 |
|
|
2020
Q4 | $5.4M | Buy |
19,060
+200
| +1% | +$56.1K | 0.04% | 355 |
|
|
2020
Q3 | $5.18M | Buy |
18,860
+100
| +0.5% | +$26.5K | 0.04% | 314 |
|
|
2020
Q2 | $4.26M | Sell |
18,760
-1,740
| -8% | -$342K | 0.04% | 334 |
|
|
2020
Q1 | $3.12M | Sell |
20,500
-1,300
| -6% | -$200K | 0.03% | 325 |
|
|
2019
Q4 | $3.28M | Buy |
21,800
+400
| +2% | +$58.2K | 0.03% | 419 |
|
|
2019
Q3 | $3.04M | Sell |
21,400
-400
| -2% | -$55.1K | 0.03% | 409 |
|
|
2019
Q2 | $2.73M | Sell |
21,800
-4,600
| -17% | -$543K | 0.02% | 444 |
|
|
2019
Q1 | $2.91M | Hold |
26,400
| – | – | 0.02% | 479 |
|
|
2018
Q4 | $2.59M | Sell |
26,400
-800
| -3% | -$86.8K | 0.02% | 476 |
|
|
2018
Q3 | $3.36M | Buy |
27,200
+100
| +0.4% | +$11.2K | 0.02% | 454 |
|
|
2018
Q2 | $2.69M | Buy |
27,100
+100
| +0.4% | +$9.21K | 0.02% | 513 |
|
|
2018
Q1 | $2.38M | Buy |
27,000
+300
| +1% | +$28.1K | 0.02% | 546 |
|
|
2017
Q4 | $2.63M | Sell |
26,700
-1,100
| -4% | -$108K | 0.02% | 516 |
|
|
2017
Q3 | $2.68M | Sell |
27,800
-2,500
| -8% | -$226K | 0.02% | 499 |
|
|
2017
Q2 | $2.86M | Buy |
30,300
+500
| +2% | +$46K | 0.02% | 516 |
|
|
2017
Q1 | $2.43M | Buy |
29,800
+300
| +1% | +$25.1K | 0.02% | 560 |
|
|
2016
Q4 | $2.5M | Hold |
29,500
| – | – | 0.02% | 551 |
|
|
2016
Q3 | $2.2M | Buy |
29,500
+200
| +0.7% | +$15.9K | 0.02% | 577 |
|
|
2016
Q2 | $2.22M | Buy |
29,300
+400
| +1% | +$29.1K | 0.02% | 572 |
|
|
2016
Q1 | $2M | Buy |
28,900
+400
| +1% | +$24.1K | 0.02% | 598 |
|
|
2015
Q4 | $1.72M | Sell |
28,500
-4,400
| -13% | -$265K | 0.01% | 641 |
|
|
2015
Q3 | $1.78M | Buy |
+32,900
| New | +$1.92M | 0.01% | 659 |
|
Other funds holding WST
State of Michigan Retirement System's WST Position: Q2 2026 in Review
State of Michigan Retirement System reduced its West Pharmaceutical (WST) stake by 3.6% in Q2 2026, selling an estimated $214K and leaving 18,756 shares worth $6.73M. The position accounts for 0.03% of the portfolio, ranked #387.
State of Michigan Retirement System first reported a position in WST in Q3 2015 and has held it in 44 quarters since. The position peaked at $9.72M in Q4 2021. 835 funds tracked by Wall St. Rank hold WST as of Q2 2026.
- State of Michigan Retirement System held 18,756 shares of West Pharmaceutical worth $6.73M as of Q2 2026.
- State of Michigan Retirement System sold 700 West Pharmaceutical shares in Q2 2026, an estimated $214K.
- West Pharmaceutical made up 0.03% of State of Michigan Retirement System's portfolio in Q2 2026, its #387 holding.
- State of Michigan Retirement System first reported a position in West Pharmaceutical in Q3 2015 and has held it in 44 quarters since.
- State of Michigan Retirement System's West Pharmaceutical position peaked at $9.72M in Q4 2021.
- 835 funds tracked by Wall St. Rank held West Pharmaceutical as of Q2 2026.
Based on State of Michigan Retirement System's 13F filing for Q2 2026, filed 30 Jul 2026.