D. E. Shaw & Co., Inc. Prothena Corp Public LTD CO Transaction History

D. E. Shaw & Co., Inc.

$122 Billion
Q4 2024

23 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2023 May 15, 2023	SELL	$46.97 - $58.27 $993,462 - $1.23 Million	-21,151 Reduced 78.76%	5,705 $276,000
Q4 2022 Feb 14, 2023	SELL	$52.05 - $65.0 $4.08 Million - $5.09 Million	-78,374 Reduced 74.48%	26,856 $1.62 Million
Q3 2022 Nov 14, 2022	BUY	$25.16 - $60.63 $1.11 Million - $2.67 Million	44,034 Added 71.96%	105,230 $6.38 Million
Q2 2022 Aug 15, 2022	SELL	$22.73 - $39.98 $590,002 - $1.04 Million	-25,957 Reduced 29.78%	61,196 $1.66 Million
Q1 2022 May 16, 2022	SELL	$30.27 - $49.22 $754,086 - $1.23 Million	-24,912 Reduced 22.23%	87,153 $3.19 Million
Q4 2021 Feb 14, 2022	BUY	$42.11 - $73.26 $3.32 Million - $5.77 Million	78,744 Added 236.32%	112,065 $5.54 Million
Q3 2021 Nov 15, 2021	BUY	$48.2 - $78.89 $627,853 - $1.03 Million	13,026 Added 64.18%	33,321 $2.37 Million
Q2 2021 Aug 16, 2021	SELL	$21.63 - $57.65 $843,634 - $2.25 Million	-39,003 Reduced 65.77%	20,295 $1.04 Million
Q1 2021 May 17, 2021	SELL	$11.0 - $28.24 $1.7 Million - $4.36 Million	-154,311 Reduced 72.24%	59,298 $1.49 Million
Q4 2020 Feb 16, 2021	SELL	$10.12 - $13.94 $818,293 - $1.13 Million	-80,859 Reduced 27.46%	213,609 $2.57 Million
Q3 2020 Nov 16, 2020	SELL	$9.93 - $13.47 $545,246 - $739,624	-54,909 Reduced 15.72%	294,468 $2.94 Million
Q2 2020 Aug 14, 2020	BUY	$9.56 - $12.51 $104,471 - $136,709	10,928 Added 3.23%	349,377 $3.66 Million
Q1 2020 May 15, 2020	SELL	$7.54 - $15.77 $46,469 - $97,190	-6,163 Reduced 1.79%	338,449 $3.62 Million
Q4 2019 Feb 14, 2020	SELL	$7.48 - $17.01 $68,778 - $156,406	-9,195 Reduced 2.6%	344,612 $5.46 Million
Q3 2019 Nov 14, 2019	SELL	$6.89 - $10.45 $512,774 - $777,720	-74,423 Reduced 17.38%	353,807 $2.77 Million
Q2 2019 Aug 14, 2019	SELL	$8.85 - $12.49 $801,553 - $1.13 Million	-90,571 Reduced 17.46%	428,230 $4.53 Million
Q1 2019 May 15, 2019	BUY	$10.32 - $14.49 $4.75 Million - $6.67 Million	460,223 Added 785.66%	518,801 $6.29 Million
Q4 2018 Feb 14, 2019	BUY	$8.73 - $13.74 $146,480 - $230,543	16,779 Added 40.14%	58,578 $603,000
Q3 2018 Nov 14, 2018	SELL	$12.7 - $15.79 $187,794 - $233,486	-14,787 Reduced 26.13%	41,799 $547,000
Q2 2018 Aug 14, 2018	SELL	$10.99 - $44.21 $69,874 - $281,087	-6,358 Reduced 10.1%	56,586 $825,000
Q1 2018 May 15, 2018	BUY	$27.95 - $45.04 $1.59 Million - $2.57 Million	57,044 Added 966.85%	62,944 $2.31 Million
Q4 2017 Feb 14, 2018	SELL	$35.44 - $63.76 $40,472 - $72,813	-1,142 Reduced 16.22%	5,900 $221,000
Q3 2017 Nov 14, 2017	BUY	$53.83 - $67.75 $379,070 - $477,095	7,042	7,042 $456,000

Others Institutions Holding PRTA

# of Institutions

198

Shares Held

44.5M

Call Options Held

601K

Put Options Held

259K

Eco R1 Capital, LLC San Francisco, CA

11.6M
Shares

$173 Million
7.5% of portfolio
Wellington Management Group LLP Boston, MA

5.13M
Shares

$76.7 Million
0.01% of portfolio
Black Rock Inc. New York, NY

3.86M
Shares

$57.7 Million
0.0% of portfolio
Price T Rowe Associates Inc Baltimore, MD

3.69M
Shares

$55.1 Million
0.01% of portfolio
Armistice Capital, LLC New York, NY

2.24M
Shares

$33.4 Million
0.44% of portfolio

View Full List

About PROTHENA CORP PUBLIC LTD CO

Ticker PRTA
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 46,922,800
Market Cap $701M
Description
Prothena Corporation plc, a late-stage clinical company, focuses on discovery and development of novel therapies for life-threatening diseases in the United States. The company is involved in developing Birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a human...

More about PRTA

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