Atika Capital Management LLC Repligen Corp Transaction History

Atika Capital Management LLC

12 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2023 Aug 11, 2023	SELL	$138.42 - $180.31 $2,353 - $3,065	-17 Reduced 0.02%	92,744 $13.1 Million
Q4 2022 Feb 13, 2023	BUY	$162.42 - $220.56 $1.42 Million - $1.93 Million	8,761 Added 10.43%	92,761 $15.7 Million
Q2 2022 Aug 12, 2022	BUY	$140.68 - $188.02 $422,040 - $564,060	3,000 Added 3.7%	84,000 $13.6 Million
Q4 2021 Feb 11, 2022	SELL	$247.59 - $304.47 $594,216 - $730,728	-2,400 Reduced 2.88%	81,000 $21.5 Million
Q3 2021 Nov 12, 2021	BUY	$194.77 - $324.21 $272,678 - $453,894	1,400 Added 1.71%	83,400 $24.1 Million
Q1 2021 May 14, 2021	SELL	$180.37 - $226.26 $2.16 Million - $2.72 Million	-12,000 Reduced 12.77%	82,000 $15.9 Million
Q4 2020 Feb 16, 2021	BUY	$148.08 - $206.57 $1.55 Million - $2.17 Million	10,500 Added 12.57%	94,000 $18 Million
Q3 2020 Nov 13, 2020	SELL	$122.51 - $158.27 $61,255 - $79,135	-500 Reduced 0.6%	83,500 $12.3 Million
Q2 2020 Aug 13, 2020	SELL	$94.33 - $140.48 $877,269 - $1.31 Million	-9,300 Reduced 9.97%	84,000 $10.4 Million
Q1 2020 May 14, 2020	BUY	$84.96 - $109.14 $705,168 - $905,862	8,300 Added 9.76%	93,300 $9.01 Million
Q4 2019 Feb 14, 2020	BUY	$73.84 - $93.08 $1.11 Million - $1.4 Million	15,000 Added 21.43%	85,000 $7.86 Million
Q3 2019 Nov 14, 2019	BUY	$76.65 - $95.51 $5.37 Million - $6.69 Million	70,000 New	70,000 $5.37 Million

488

54.2M

341K

235K

Ticker RGEN
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 55,491,200
Market Cap $8.59B
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....

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