Ken Griffin West Pharmaceutical Services Inc Transaction History

Citadel Advisors LLC

  • $618 Billion
  • Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in West Pharmaceutical Services Inc stock. As of the latest transaction made, Citadel Advisors LLC holds 727,537 shares of WST stock, worth $190 Million. This represents 0.03% of its overall portfolio holdings.

Number of Shares
727,537
Previous 128,786 464.92%
Holding current value
$190 Million
Previous $28.2 Million 577.32%
% of portfolio
0.03%
Previous 0.01%

Shares

32 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025
BUY
$210.08 - $279.1 $126 Million - $167 Million
598,751 Added 464.92%
727,537 $191 Million
Q2 2025

Aug 14, 2025
SELL
$190.39 - $227.7 $28.9 Million - $34.6 Million
-151,941 Reduced 54.12%
128,786 $28.2 Million
Q1 2025

May 15, 2025
SELL
$199.11 - $347.87 $77.7 Million - $136 Million
-390,151 Reduced 58.16%
280,727 $62.8 Million
Q4 2024

Feb 14, 2025
BUY
$285.69 - $344.0 $178 Million - $214 Million
622,752 Added 1294.0%
670,878 $220 Million
Q3 2024

Nov 14, 2024
SELL
$277.16 - $333.3 $64.4 Million - $77.4 Million
-232,218 Reduced 82.83%
48,126 $14.4 Million
Q2 2024

Aug 14, 2024
SELL
$314.68 - $395.94 $245 Million - $309 Million
-779,802 Reduced 73.56%
280,344 $92.3 Million
Q1 2024

May 15, 2024
BUY
$338.27 - $413.0 $44.4 Million - $54.2 Million
131,129 Added 14.11%
1,060,146 $420 Million
Q4 2023

Feb 14, 2024
SELL
$318.29 - $392.21 $198 Million - $244 Million
-622,761 Reduced 40.13%
929,017 $327 Million
Q3 2023

Nov 14, 2023
BUY
$354.9 - $412.41 $177 Million - $206 Million
498,447 Added 47.32%
1,551,778 $582 Million
Q2 2023

Aug 14, 2023
SELL
$334.63 - $382.47 $15.3 Million - $17.5 Million
-45,851 Reduced 4.17%
1,053,331 $403 Million
Q1 2023

May 15, 2023
BUY
$232.5 - $346.47 $218 Million - $325 Million
938,098 Added 582.37%
1,099,182 $381 Million
Q4 2022

Feb 14, 2023
SELL
$209.34 - $261.61 $11.7 Million - $14.6 Million
-55,815 Reduced 25.73%
161,084 $37.9 Million
Q3 2022

Nov 14, 2022
BUY
$246.08 - $343.65 $20.2 Million - $28.2 Million
81,966 Added 60.75%
216,899 $53.4 Million
Q2 2022

Aug 15, 2022
SELL
$280.61 - $420.45 $73 Million - $109 Million
-260,198 Reduced 65.85%
134,933 $40.8 Million
Q1 2022

May 16, 2022
BUY
$357.49 - $445.92 $141 Million - $176 Million
394,115 Added 38790.85%
395,131 $162 Million
Q4 2021

Feb 14, 2022
SELL
$402.25 - $471.34 $22.1 Million - $25.9 Million
-54,943 Reduced 98.18%
1,016 $476,000
Q3 2021

Nov 15, 2021
BUY
$363.01 - $468.47 $10.3 Million - $13.2 Million
28,271 Added 102.11%
55,959 $23.8 Million
Q2 2021

Aug 16, 2021
BUY
$284.77 - $363.2 $3.13 Million - $3.99 Million
10,977 Added 65.69%
27,688 $9.94 Million
Q4 2020

Feb 16, 2021
BUY
$261.16 - $301.66 $3.01 Million - $3.48 Million
11,541 Added 223.23%
16,711 $4.73 Million
Q3 2020

Nov 16, 2020
SELL
$224.99 - $288.02 $30.6 Million - $39.1 Million
-135,855 Reduced 96.33%
5,170 $1.42 Million
Q2 2020

Aug 14, 2020
BUY
$149.8 - $227.17 $19.3 Million - $29.3 Million
128,809 Added 1054.43%
141,025 $32 Million
Q1 2020

May 15, 2020
SELL
$128.96 - $174.76 $2.97 Million - $4.03 Million
-23,052 Reduced 65.36%
12,216 $1.86 Million
Q4 2019

Feb 14, 2020
SELL
$137.6 - $151.21 $12.8 Million - $14.1 Million
-93,193 Reduced 72.55%
35,268 $5.3 Million
Q3 2019

Nov 14, 2019
BUY
$121.41 - $150.02 $8.09 Million - $10 Million
66,639 Added 107.79%
128,461 $18.2 Million
Q2 2019

Aug 14, 2019
BUY
$111.27 - $125.15 $5.45 Million - $6.14 Million
49,024 Added 383.06%
61,822 $7.74 Million
Q1 2019

May 15, 2019
BUY
$94.53 - $110.2 $897,373 - $1.05 Million
9,493 Added 287.23%
12,798 $0
Q4 2018

Feb 14, 2019
BUY
$93.0 - $123.98 $45,291 - $60,378
487 Added 17.28%
3,305 $323,000
Q3 2018

Nov 13, 2018
SELL
$98.01 - $123.47 $55,669 - $70,130
-568 Reduced 16.77%
2,818 $0
Q2 2018

Aug 10, 2018
SELL
$83.32 - $101.88 $2.82 Million - $3.44 Million
-33,803 Reduced 90.9%
3,386 $0
Q1 2018

May 11, 2018
BUY
$85.56 - $102.4 $384,335 - $459,980
4,492 Added 13.74%
37,189 $3.28 Million
Q4 2017

Feb 09, 2018
BUY
$91.65 - $101.65 $2.57 Million - $2.85 Million
28,054 Added 604.22%
32,697 $3.23 Million
Q3 2017

Nov 09, 2017
BUY
$84.54 - $96.75 $392,519 - $449,210
4,643
4,643 $447,000

Others Institutions Holding WST

# of Institutions
852
Shares Held
68.1M
Call Options Held
285K
Put Options Held
106K
View Full List

About WEST PHARMACEUTICAL SERVICES INC

WST Quotes by TradingView
  • Ticker WST
  • Exchange NYSE
  • Sector Healthcare
  • Industry Medical Instruments & Supplies
  • Shares Outstandng 74,033,000
  • Market Cap $19.3B
  • Description
  • West Pharmaceutical Services, Inc. designs, manufactures, and sells containment and delivery systems for injectable drugs and healthcare products in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. It operates in two segments, Proprietary Products and Contract-Manufactured Products. The Proprietary Products segment offers sto...
More about WST
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