A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Repligen Corp stock. As of the latest transaction made, Citadel Advisors LLC holds 57,000 shares of RGEN stock, worth $8.23 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
57,000
Previous 103,800 45.09%
Holding current value
$8.23 Million
Previous $13.1 Million 35.18%
% of portfolio
0.0%
Previous 0.0%

Shares

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

Nov 14, 2024

BUY
$119.79 - $167.35 $61.4 Million - $85.8 Million
512,438 Added 14970.44%
515,861 $76.8 Million
Q2 2024

Aug 14, 2024

SELL
$120.0 - $182.95 $12.2 Million - $18.6 Million
-101,822 Reduced 96.75%
3,423 $431,000
Q1 2024

May 15, 2024

SELL
$170.78 - $208.42 $29.9 Million - $36.5 Million
-175,233 Reduced 62.48%
105,245 $19.4 Million
Q4 2023

Feb 14, 2024

SELL
$114.17 - $185.35 $13.4 Million - $21.7 Million
-117,069 Reduced 29.45%
280,478 $50.4 Million
Q3 2023

Nov 14, 2023

BUY
$138.78 - $176.51 $43.3 Million - $55.1 Million
312,109 Added 365.3%
397,547 $63.2 Million
Q2 2023

Aug 14, 2023

BUY
$138.42 - $180.31 $11.1 Million - $14.4 Million
80,048 Added 1485.12%
85,438 $12.1 Million
Q1 2023

May 15, 2023

BUY
$154.26 - $198.1 $791,970 - $1.02 Million
5,134 Added 2005.47%
5,390 $907,000
Q4 2022

Feb 14, 2023

SELL
$162.42 - $220.56 $4.33 Million - $5.88 Million
-26,637 Reduced 99.05%
256 $43,000
Q3 2022

Nov 14, 2022

SELL
$160.42 - $256.21 $8.94 Million - $14.3 Million
-55,716 Reduced 67.45%
26,893 $5.03 Million
Q2 2022

Aug 15, 2022

BUY
$140.68 - $188.02 $7.68 Million - $10.3 Million
54,625 Added 195.2%
82,609 $13.4 Million
Q1 2022

May 16, 2022

SELL
$161.19 - $257.96 $12.9 Million - $20.7 Million
-80,248 Reduced 74.14%
27,984 $5.26 Million
Q4 2021

Feb 14, 2022

BUY
$247.59 - $304.47 $20.3 Million - $25 Million
82,175 Added 315.37%
108,232 $28.7 Million
Q3 2021

Nov 15, 2021

SELL
$194.77 - $324.21 $54.2 Million - $90.2 Million
-278,258 Reduced 91.44%
26,057 $7.53 Million
Q2 2021

Aug 16, 2021

BUY
$165.87 - $220.95 $49.5 Million - $65.9 Million
298,126 Added 4817.03%
304,315 $60.7 Million
Q1 2021

May 17, 2021

SELL
$180.37 - $226.26 $8.53 Million - $10.7 Million
-47,275 Reduced 88.42%
6,189 $1.2 Million
Q4 2020

Feb 16, 2021

SELL
$148.08 - $206.57 $16.1 Million - $22.5 Million
-108,944 Reduced 67.08%
53,464 $10.2 Million
Q3 2020

Nov 16, 2020

BUY
$122.51 - $158.27 $1.62 Million - $2.1 Million
13,251 Added 8.88%
162,408 $24 Million
Q2 2020

Aug 14, 2020

BUY
$94.33 - $140.48 $11.5 Million - $17.1 Million
121,524 Added 439.78%
149,157 $18.4 Million
Q1 2020

May 15, 2020

SELL
$84.96 - $109.14 $5.9 Million - $7.58 Million
-69,458 Reduced 71.54%
27,633 $2.67 Million
Q4 2019

Feb 14, 2020

SELL
$73.84 - $93.08 $4.55 Million - $5.74 Million
-61,636 Reduced 38.83%
97,091 $8.98 Million
Q3 2019

Nov 14, 2019

BUY
$76.65 - $95.51 $9.07 Million - $11.3 Million
118,330 Added 292.92%
158,727 $12.2 Million
Q2 2019

Aug 14, 2019

SELL
$54.2 - $85.95 $4.4 Million - $6.99 Million
-81,273 Reduced 66.8%
40,397 $3.47 Million
Q1 2019

May 15, 2019

SELL
$49.45 - $62.8 $7.85 Million - $9.97 Million
-158,793 Reduced 56.62%
121,670 $0
Q4 2018

Feb 14, 2019

BUY
$48.26 - $68.88 $12.1 Million - $17.3 Million
251,283 Added 861.15%
280,463 $14.8 Million
Q3 2018

Nov 13, 2018

BUY
$46.8 - $58.97 $989,164 - $1.25 Million
21,136 Added 262.75%
29,180 $0
Q2 2018

Aug 10, 2018

BUY
$35.26 - $47.04 $283,631 - $378,389
8,044 New
8,044 $0
Q1 2018

May 11, 2018

SELL
$30.92 - $37.27 $561,723 - $677,084
-18,167 Closed
0 $0
Q4 2017

Feb 09, 2018

BUY
$32.53 - $38.92 $590,972 - $707,059
18,167
18,167 $659,000

Others Institutions Holding RGEN

About REPLIGEN CORP


  • Ticker RGEN
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Medical Instruments & Supplies
  • Shares Outstandng 55,491,200
  • Market Cap $8.02B
  • Description
  • Repligen Corporation develops and commercializes bioprocessing technologies and systems for use in biological drug manufacturing process in North America, Europe, the Asia Pacific, and internationally. It offers Protein A ligands that are the binding components of Protein A affinity chromatography resins; and cell culture growth factor products....
More about RGEN
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