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Get Institutions for : 
Prothena Corp Plc (PRTA)  
$21.16 0.59 (2.87%) as of 4:30 Fri 4/19


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Institutional Holders
Viewing Quarter :
  
Total Institutions: 182    13
Total shares held : 
53,561,358  
% of shares held : 
99.72%  
Changes In:
New/increased positions vs   
old/decreased positions : 
  15  
Amount of shares held : 
652,426  
% of shares held change : 
  1.21%  
Quarter Price vs. Current Price:
Last Quarter's Starting Price
$46.58  
Last Quarter's Ending Price : 
$36.34  
Last Quarter's Average Price
$38.49  
Change from last quarter's     
avg. price to the last closing  : 
17.33 (45.02%)  




 
All Securities Held :
Positions
     Shares
% Of
Total Shares
New Positions :
26
 1,395,115
 2.6%
 
Increased Positions :
74
 3,940,596
 7.36%
 
Unchanged Positions :
36
 12,765,922
 23.83%
 
Decreased Positions :
46
-2,260,654
-4.22%
 
Closed Positions :
39
-2,422,631
-4.52%
 
Guru Positions :
1
0
 0%
 
View holdings for period: 
3-31-2022 View holdings for period: 
6-30-2022 View holdings for period: 
9-30-2022 View holdings for period: 
12-31-2022 View holdings for period: 
3-31-2023 View holdings for period: 
6-30-2023 View holdings for period: 
09-30-2023 View holdings for the current period

  Page 1 of 1  
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            Institution Name
Portfolio
Position
New/Closed
Position

Filing Date

Total Shares

Total Value

Change in Shares

File
   EcoR1 Capital LLC 3 - 2023-12-31 11,584,280 $420,973,000 0
   FMR LLC 601 - 2023-12-31 8,049,796 $292,530,000 19,506
   PRICE T ROWE ASSOCIATES INC /MD/ 461 - 2023-12-31 4,237,351 $153,986,000 417,338
   BLACKROCK INC. 1879 - 2023-12-31 3,770,650 $137,025,000 229,406
   STATE STREET CORP 1286 - 2023-12-31 2,758,564 $100,246,000 648,331
   WELLINGTON MANAGEMENT CO LLP 576 - 2023-12-31 2,594,102 $94,270,000 452,455
   JANUS HENDERSON GROUP PLC 301 - 2023-12-31 2,035,984 $73,982,000 209,375
   PALO ALTO INVESTORS LLC 7 - 2023-12-31 1,660,057 $60,326,000 2,599
   First Light Asset Management LLC 13 - 2023-12-31 1,088,801 $39,567,000 -405,238
   VANGUARD GROUP INC 2288 - 2023-12-31 1,070,555 $38,904,000 39,781
   GEODE CAPITAL MANAGEMENT LLC 1614 - 2023-12-31 905,125 $32,896,000 46,065
   DIMENSIONAL FUND ADVISORS INC 1738 - 2023-12-31 867,635 $31,533,000 -235,227
   Boxer Capital LLC 25 - 2023-12-31 665,000 $24,166,000 40,000
   Rock Springs Capital Management LP 52 - 2023-12-31 625,048 $22,714,000 10,750
   ARTAL GROUP S.A. 21 *New 2023-12-31 501,360 $18,219,000 501,360
   MORGAN STANLEY 2805 - 2023-12-31 482,260 $17,525,000 213,400
   EVENTIDE ASSET MANAGEMENT LLC 100 - 2023-12-31 445,155 $16,177,000 0
   BANK OF NEW YORK MELLON CORP 1705 - 2023-12-31 442,309 $16,074,000 -57,073
   GRANAHAN INVESTMENT MANAGEMENT INC/MA 63 - 2023-12-31 417,157 $15,159,000 69,092
   NORTHERN TRUST CORP 1830 - 2023-12-31 404,110 $14,685,000 -5,737
   Maple Rock Capital Partners Inc. 26 - 2023-12-31 373,584 $13,576,000 139,000
   J P MORGAN CHASE & CO 1850 - 2023-12-31 358,478 $13,027,000 -43,553
   Finepoint Capital LP 15 - 2023-12-31 349,300 $12,694,000 0
   RENAISSANCE TECHNOLOGIES LLC 849 - 2023-12-31 335,800 $12,203,000 75,200
   GOLDMAN SACHS GROUP INC/ 1917 - 2023-12-31 333,786 $12,130,000 83,463
   SCHWAB CHARLES INVESTMENT MANAGEMENT INC 1915 - 2023-12-31 313,230 $11,383,000 4,693
   NUVEEN ASSET MANAGEMENT, LLC 1525 - 2023-12-31 300,819 $10,932,000 -136,451
   UBS GLOBAL ASSET MANAGEMENT AMERICAS INC 923 - 2023-12-31 291,867 $10,606,000 25,820
   BANK OF AMERICA CORP /DE/ 2333 - 2023-12-31 287,355 $10,442,000 177,932
   ARMISTICE CAPITAL LLC 82 *New 2023-12-31 278,000 $10,103,000 278,000
   Prosight Management LP 13 - 2023-12-31 229,539 $8,341,000 103,337
   RAFFERTY ASSET MANAGEMENT LLC 349 - 2023-12-31 207,419 $7,538,000 50,579
   Qube Research & Technologies Ltd 710 - 2023-12-31 203,682 $7,402,000 119,029
   PARTNER FUND MANAGEMENT, L.P. 46 - 2023-12-31 189,744 $6,895,000 -646,827
   JANE STREET GROUP LLC 1212 - 2023-12-31 185,195 $6,730,000 178,939
   AMUNDI 912 - 2023-12-31 166,631 $6,602,000 -9,941
   MARINER WEALTH ADVISORS, LLC 600 - 2023-12-31 178,424 $6,484,000 10,492
   Birchview Capital LP 5 - 2023-12-31 169,574 $6,162,000 0
   Connor Clark & Lunn Investment Management Ltd. 387 - 2023-12-31 155,942 $5,667,000 28,167
   SYSTEMATIC FINANCIAL MANAGEMENT LP 150 *New 2023-12-31 149,759 $5,442,000 149,759
   TWO SIGMA ADVISERS, LLC 773 - 2023-12-31 146,800 $5,335,000 -57,000
   TD ASSET MANAGEMENT INC 751 - 2023-12-31 146,538 $5,325,000 -26,144
   BARCLAYS PLC 1438 - 2023-12-31 142,607 $5,182,000 56,572
   CITADEL ADVISORS LLC 1568 - 2023-12-31 138,587 $5,036,000 -10,348
   SG AMERICAS SECURITIES LLC 293 - 2023-12-31 135,857 $4,937,000 43,363
   UBS Group AG 2030 - 2023-12-31 132,497 $4,815,000 87,245
   PINNACLE ASSOCIATES LTD 241 - 2023-12-31 125,747 $4,570,000 741
   AXA 555 - 2023-12-31 120,617 $4,383,000 7,704
   NORGES BANK 1721 *New 2023-12-31 104,564 $3,800,000 104,564
   BNP PARIBAS ARBITRAGE SA 1096 - 2023-12-31 93,004 $3,380,000 -12,212
   CITIGROUP INC 1329 - 2023-12-31 87,581 $3,183,000 19,651
   MANUFACTURERES LIFE INSURANCE CO 1315 - 2023-12-31 85,622 $3,112,000 3,591
   DCF Advisers LLC 15 - 2023-12-31 84,000 $3,053,000 1,050
   EA Series Trust 270 - 2023-06-30 43,937 $3,000,000 0
   Ensign Peak Advisors Inc 765 - 2023-12-31 80,834 $2,938,000 -45,388
   Swiss National Bank 1634 - 2023-12-31 79,200 $2,878,000 -7,800
   Squarepoint Ops LLC 905 - 2023-12-31 74,030 $2,690,000 41,691
   Trexquant Investment LP 486 - 2023-12-31 67,683 $2,460,000 10,840
   PUTNAM INVESTMENTS LLC 637 - 2023-12-31 66,516 $2,417,000 9,903
   RHUMBLINE ADVISERS 1842 - 2023-12-31 61,920 $2,250,000 -531
   Handelsbanken Fonder AB 533 - 2023-12-31 61,400 $2,231,000 2,500
   CREDIT SUISSE/ 1794 - 2023-12-31 59,304 $2,155,000 7,553
   MONARCH PARTNERS ASSET MANAGEMENT LLC 72 - 2022-12-31 35,645 $2,148,000 2,285
   TWINBEECH CAPITAL LP 396 - 2023-12-31 58,096 $2,111,000 39,720
   SEVEN EIGHT CAPITAL LLC 118 *New 2023-12-31 56,946 $2,069,000 56,946
   PIER CAPITAL LLC 92 - 2023-12-31 56,829 $2,065,000 -627
   Edgestream Partners L.P. 266 *New 2023-12-31 50,522 $1,836,000 50,522
   ALGERT COLDIRON INVESTORS LLC 447 - 2023-12-31 49,258 $1,790,000 21,258
   SECTORAL ASSET MANAGEMENT INC 55 - 2023-12-31 46,777 $1,700,000 -125,630
   ALLIANCEBERNSTEIN L.P. 2017 - 2023-12-31 46,746 $1,699,000 1,000
   ING INVESTMENT MANAGEMENT LLC 1296 - 2023-12-31 46,262 $1,681,000 -44,449
   WELLS FARGO & CO/MN 2619 - 2023-12-31 45,970 $1,671,000 -10,488
   Caption Management LLC 106 *New 2023-12-31 45,892 $1,668,000 45,892
   RBF CAPITAL, LLC 204 - 2023-12-31 45,362 $1,648,000 -9,000
   CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 1593 - 2023-12-31 42,710 $1,552,000 -1,422
   PLATINUM INVESTMENT MANAGEMENT LTD 87 - 2023-12-31 41,508 $1,508,000 0
   LEGAL & GENERAL GROUP PLC 2096 - 2023-12-31 38,397 $1,395,000 -105
   MILLENNIUM MANAGEMENT LLC 2550 - 2023-12-31 37,656 $1,368,000 -227,869
   ALPS ADVISERS INC 403 - 2023-12-31 36,530 $1,328,000 -2,994
   Engineers Gate Manager LP 642 - 2023-12-31 36,523 $1,327,000 25,139
   Exome Asset Management LLC 30 - 2023-12-31 36,384 $1,322,000 0
   GSA CAPITAL PARTNERS LLP 280 *New 2023-12-31 34,850 $1,266,000 34,850
   PROFUND ADVISORS LLC 290 - 2023-12-31 33,754 $1,227,000 7,120
   ALGER FRED MANAGEMENT INC 360 - 2023-12-31 33,724 $1,226,000 33,724
   NEW YORK STATE COMMON RETIREMENT FUND 1630 - 2023-12-31 33,648 $1,223,000 2,675
   SUSQUEHANNA INTERNATIONAL GROUP, LLP 2501 - 2023-12-31 33,597 $1,221,000 -8,008
   STATE OF WISCONSIN INVESTMENT BOARD 1338 - 2023-12-31 32,757 $1,190,000 -12,015
   Man Group plc 1198 - 2023-12-31 32,404 $1,178,000 32,404
   PRINCIPAL FINANCIAL GROUP INC 1826 - 2023-12-31 30,973 $1,126,000 5,391
   TUDOR INVESTMENT CORP ET AL 919 *New 2023-12-31 28,561 $1,038,000 28,561
   MIRAE ASSET GLOBAL INVESTMENTS CO., LTD. - 2023-12-31 27,751 $1,008,000 2,099
   GROUP ONE TRADING, L.P. 375 *New 2023-12-31 27,456 $998,000 27,456
   INVESCO LTD 2815 - 2023-12-31 26,615 $967,000 -4,102
   Dynamic Technology Lab Private Ltd 336 *New 2023-12-31 26,476 $962,000 26,476
   THORNBURG INVESTMENT MANAGEMENT INC 174 - 2023-12-31 25,591 $930,000 -2,680
   Capula Management Ltd 81 *New 2023-12-31 24,310 $883,000 24,310
   EDGEWOOD MANAGEMENT LLC 60 - 2023-12-31 24,060 $874,000 0
   GUGGENHEIM CAPITAL LLC 1230 - 2023-12-31 23,461 $853,000 8,118
   HAP TRADING, LLC 83 *New 2023-12-31 22,701 $825,000 22,701
   DEUTSCHE BANK AG 2052 - 2023-12-31 22,201 $807,000 -412

  100 Records found
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