Massachusetts Financial Services
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Massachusetts Financial Services’s West Pharmaceutical WST Stock Holding History

Massachusetts Financial Services’s Portfolio WST Stock Details WST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$35M Buy
+94,467
New +$33.3M 0.01% 542
2024
Q4 		– Sell
-577,417
Closed -$173M – 930
2024
Q3 		$173M Sell
577,417
-59,156
-9% -$18.1M 0.05% 304
2024
Q2 		$210M Sell
636,573
-88,644
-12% -$31.3M 0.06% 256
2024
Q1 		$287M Buy
725,217
+62,082
+9% +$23M 0.09% 210
2023
Q4 		$234M Buy
663,135
+90,092
+16% +$31.9M 0.08% 226
2023
Q3 		$215M Buy
+573,043
New +$222M 0.08% 229
2022
Q4 		– Sell
-322,183
Closed -$79.3M – 892
2022
Q3 		$79.3M Sell
322,183
-290,708
-47% -$88.6M 0.03% 371
2022
Q2 		$185M Sell
612,891
-128,990
-17% -$42M 0.06% 257
2022
Q1 		$305M Buy
741,881
+11,569
+2% +$4.53M 0.09% 200
2021
Q4 		$343M Buy
730,312
+7,995
+1% +$3.44M 0.09% 191
2021
Q3 		$307M Sell
722,317
-16,230
-2% -$6.84M 0.09% 199
2021
Q2 		$265M Buy
738,547
+2,547
+0.3% +$842K 0.08% 217
2021
Q1 		$207M Buy
736,000
+12,172
+2% +$3.48M 0.06% 253
2020
Q4 		$205M Buy
723,828
+64,507
+10% +$18.1M 0.07% 245
2020
Q3 		$181M Buy
659,321
+172,414
+35% +$45.6M 0.07% 230
2020
Q2 		$111M Buy
486,907
+1,507
+0.3% +$296K 0.04% 299
2020
Q1 		$73.9M Sell
485,400
-444,173
-48% -$68.4M 0.04% 316
2019
Q4 		$140M Sell
929,573
-10,049
-1% -$1.46M 0.05% 262
2019
Q3 		$133M Sell
939,622
-30,310
-3% -$4.17M 0.05% 262
2019
Q2 		$121M Buy
969,932
+56,075
+6% +$6.62M 0.05% 274
2019
Q1 		$101M Buy
913,857
+222,355
+32% +$23.1M 0.04% 287
2018
Q4 		$67.8M Buy
691,502
+159,814
+30% +$17.3M 0.03% 338
2018
Q3 		$65.6M Buy
531,688
+333,130
+168% +$37.4M 0.03% 363
2018
Q2 		$19.7M Buy
198,558
+13,717
+7% +$1.26M 0.01% 516
2018
Q1 		$16.3M Buy
184,841
+39,718
+27% +$3.72M 0.01% 530
2017
Q4 		$14.3M Sell
145,123
-14,257
-9% -$1.4M 0.01% 565
2017
Q3 		$15.3M Buy
+159,380
New +$14.4M 0.01% 538

Other funds holding WST

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $704B AUM 26.74% 1-Year Est. Return
State Farm Mutual Automobile Insurance
State Farm Mutual Automobile Insurance Bloomington, Illinois $142B AUM 43.93% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
APG Asset Management
APG Asset Management Amsterdam, Netherlands $39B AUM 34.13% 1-Year Est. Return
ProShare Advisors
ProShare Advisors Bethesda, Maryland $69.5B AUM 31.38% 1-Year Est. Return

Massachusetts Financial Services's WST Position: Q3 2026 in Review

Massachusetts Financial Services opened a new position in West Pharmaceutical (WST) in Q3 2026: 94,467 shares worth $35M. The stake represents 0.01% of the portfolio and ranks #542 among its holdings. This is a return to the name: Massachusetts Financial Services previously reported a position in WST as recently as Q3 2024.

Massachusetts Financial Services first reported a position in WST in Q3 2017 and has held it in 27 quarters since. The position peaked at $343M in Q4 2021. 592 funds tracked by Wall St. Rank hold WST as of Q3 2026.

  • Massachusetts Financial Services held 94,467 shares of West Pharmaceutical worth $35M as of Q3 2026.
  • West Pharmaceutical was a new Massachusetts Financial Services position in Q3 2026.
  • West Pharmaceutical made up 0.01% of Massachusetts Financial Services's portfolio in Q3 2026, its #542 holding.
  • Massachusetts Financial Services first reported a position in West Pharmaceutical in Q3 2017 and has held it in 27 quarters since.
  • Massachusetts Financial Services's West Pharmaceutical position peaked at $343M in Q4 2021.
  • 592 funds tracked by Wall St. Rank held West Pharmaceutical as of Q3 2026.

Based on Massachusetts Financial Services's 13F filing for Q3 2026, filed 12 Nov 2026.