A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Icon PLC stock. As of the latest transaction made, Citadel Advisors LLC holds 12,400 shares of ICLR stock, worth $2.68 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
12,400
Previous 33,400 62.87%
Holding current value
$2.68 Million
Previous $10.5 Million 65.97%
% of portfolio
0.0%
Previous 0.0%

Shares

27 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 14, 2024

SELL
$280.48 - $346.2 $219 Million - $270 Million
-780,158 Reduced 57.36%
580,049 $167 Million
Q2 2024

Aug 14, 2024

BUY
$288.23 - $331.73 $137 Million - $157 Million
474,000 Added 53.49%
1,360,207 $426 Million
Q1 2024

May 15, 2024

BUY
$247.84 - $340.0 $6.08 Million - $8.34 Million
24,528 Added 2.85%
886,207 $298 Million
Q4 2023

Feb 14, 2024

SELL
$222.83 - $285.76 $139 Million - $179 Million
-625,886 Reduced 42.07%
861,679 $244 Million
Q3 2023

Nov 14, 2023

BUY
$236.44 - $265.62 $326 Million - $366 Million
1,376,919 Added 1244.44%
1,487,565 $366 Million
Q2 2023

Aug 14, 2023

BUY
$183.12 - $250.2 $18.7 Million - $25.6 Million
102,163 Added 1204.33%
110,646 $27.7 Million
Q1 2023

May 15, 2023

SELL
$193.59 - $245.33 $3.89 Million - $4.93 Million
-20,090 Reduced 70.31%
8,483 $1.81 Million
Q4 2022

Feb 14, 2023

BUY
$173.9 - $224.8 $315,976 - $408,461
1,817 Added 6.79%
28,573 $5.55 Million
Q3 2022

Nov 14, 2022

BUY
$183.25 - $247.5 $4.9 Million - $6.62 Million
26,756 New
26,756 $4.92 Million
Q1 2022

May 16, 2022

BUY
$216.09 - $296.03 $67.8 Million - $92.9 Million
313,693 Added 2192.43%
328,001 $79.8 Million
Q4 2021

Feb 14, 2022

BUY
$258.11 - $309.7 $3.16 Million - $3.8 Million
12,258 Added 597.95%
14,308 $4.43 Million
Q3 2021

Nov 15, 2021

SELL
$208.53 - $283.04 $172 Million - $233 Million
-822,789 Reduced 99.75%
2,050 $537,000
Q2 2021

Aug 16, 2021

BUY
$194.07 - $232.2 $141 Million - $169 Million
728,325 Added 754.63%
824,839 $171 Million
Q1 2021

May 17, 2021

BUY
$171.87 - $220.96 $3.86 Million - $4.96 Million
22,441 Added 30.3%
96,514 $19 Million
Q4 2020

Feb 16, 2021

BUY
$180.3 - $214.08 $11.9 Million - $14.2 Million
66,235 Added 845.05%
74,073 $14.4 Million
Q3 2020

Nov 16, 2020

SELL
$166.91 - $196.1 $16 Million - $18.8 Million
-96,017 Reduced 92.45%
7,838 $1.5 Million
Q2 2020

Aug 14, 2020

BUY
$129.79 - $170.94 $190,012 - $250,256
1,464 Added 1.43%
103,855 $17.5 Million
Q1 2020

May 15, 2020

BUY
$115.95 - $177.22 $11 Million - $16.8 Million
94,696 Added 1230.62%
102,391 $13.9 Million
Q4 2019

Feb 14, 2020

SELL
$139.48 - $172.23 $30.9 Million - $38.1 Million
-221,210 Reduced 96.64%
7,695 $1.33 Million
Q3 2019

Nov 14, 2019

SELL
$146.89 - $161.41 $58.6 Million - $64.4 Million
-399,173 Reduced 63.55%
228,905 $33.7 Million
Q2 2019

Aug 14, 2019

BUY
$129.99 - $153.97 $34.5 Million - $40.9 Million
265,430 Added 73.19%
628,078 $96.7 Million
Q1 2019

May 15, 2019

BUY
$121.3 - $146.95 $37.2 Million - $45 Million
306,449 Added 545.29%
362,648 $0
Q4 2018

Feb 14, 2019

BUY
$119.37 - $153.29 $1.48 Million - $1.91 Million
12,439 Added 28.43%
56,199 $7.26 Million
Q3 2018

Nov 13, 2018

BUY
$131.3 - $153.75 $800,798 - $937,721
6,099 Added 16.19%
43,760 $0
Q2 2018

Aug 10, 2018

BUY
$111.38 - $137.03 $3.93 Million - $4.83 Million
35,241 Added 1456.24%
37,661 $0
Q1 2018

May 11, 2018

SELL
$103.82 - $123.9 $1.69 Million - $2.01 Million
-16,231 Reduced 87.02%
2,420 $286,000
Q4 2017

Feb 09, 2018

BUY
$111.14 - $123.05 $2.07 Million - $2.3 Million
18,651
18,651 $2.09 Million

Others Institutions Holding ICLR

About ICON PLC


  • Ticker ICLR
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Diagnostics & Research
  • Shares Outstandng 81,526,600
  • Market Cap $17.6B
  • Description
  • ICON Public Limited Company, a clinical research organization, provides outsourced development and commercialization services in Ireland, rest of Europe, the United States, and internationally. The company specializes in the strategic development, management, and analysis of programs that support various stages of the clinical development proces...
More about ICLR
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