A detailed history of Castleark Management LLC transactions in Repligen Corp stock. As of the latest transaction made, Castleark Management LLC holds 15,500 shares of RGEN stock, worth $2.24 Million. This represents 0.1% of its overall portfolio holdings.

Number of Shares
15,500
Holding current value
$2.24 Million
% of portfolio
0.1%

Shares

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

Nov 14, 2024

BUY
$119.79 - $167.35 $1.86 Million - $2.59 Million
15,500 New
15,500 $2.31 Million
Q1 2024

May 15, 2024

BUY
$170.78 - $208.42 $532,833 - $650,270
3,120 New
3,120 $573,000
Q3 2023

Nov 15, 2023

BUY
$138.78 - $176.51 $3.52 Million - $4.48 Million
25,360 New
25,360 $4.03 Million
Q3 2022

Nov 15, 2022

BUY
$160.42 - $256.21 $170,045 - $271,582
1,060 Added 72.11%
2,530 $473,000
Q3 2021

Nov 12, 2021

BUY
$194.77 - $324.21 $140,234 - $233,431
720 Added 96.0%
1,470 $425,000
Q1 2021

May 14, 2021

BUY
$180.37 - $226.26 $135,277 - $169,695
750 New
750 $146,000
Q2 2020

Aug 14, 2020

SELL
$94.33 - $140.48 $10.7 Million - $15.9 Million
-113,076 Closed
0 $0
Q1 2020

May 13, 2020

SELL
$84.96 - $109.14 $319,024 - $409,820
-3,755 Reduced 3.21%
113,076 $10.9 Million
Q4 2019

Feb 14, 2020

BUY
$73.84 - $93.08 $3.03 Million - $3.82 Million
41,051 Added 54.17%
116,831 $10.8 Million
Q3 2019

Nov 15, 2019

BUY
$76.65 - $95.51 $3.83 Million - $4.77 Million
49,960 Added 193.49%
75,780 $5.81 Million
Q2 2019

Aug 13, 2019

BUY
$54.2 - $85.95 $1.4 Million - $2.22 Million
25,820 New
25,820 $2.22 Million
Q4 2017

Feb 15, 2018

SELL
$32.53 - $38.92 $4.16 Million - $4.98 Million
-127,998 Closed
0 $0
Q3 2017

Nov 15, 2017

BUY
$36.98 - $46.06 $4.73 Million - $5.9 Million
127,998
127,998 $4.91 Million

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
Track This Portfolio

Track Castleark Management LLC Portfolio

Follow Castleark Management LLC and customize your updates to receive the information that matters most to you.

Portfolio Update

Get notified when there are updates to the investment portfolio of Castleark Management LLC, based on Form 13F filings with the SEC.

News

Stay updated on Castleark Management LLC with notifications on news.