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Get Institutions for : 
Immunogen Inc (IMGN)  
$31.23 0.00 (0.00%) as of 4:30 Thu 2/8


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Institutional Holders
Viewing Quarter :
  
Total Institutions: 318    29
Total shares held : 
247,405,249  
% of shares held : 
93.4%  
Changes In:
New/increased positions vs   
old/decreased positions : 
  2  
Amount of shares held : 
2,277,679  
% of shares held change : 
  0.86%  
Quarter Price vs. Current Price:
Last Quarter's Starting Price
$15.77  
Last Quarter's Ending Price : 
$29.65  
Last Quarter's Average Price
$19.91  
Change from last quarter's     
avg. price to the last closing  : 
11.32 (56.86%)  




 
All Securities Held :
Positions
     Shares
% Of
Total Shares
New Positions :
95
 45,088,400
 18.22%
 
Increased Positions :
75
 28,255,133
 11.42%
 
Unchanged Positions :
46
 15,197,115
 6.14%
 
Decreased Positions :
102
-55,377,542
-22.38%
 
Closed Positions :
66
-15,688,312
-6.34%
 
Guru Positions :
3
95,166
 0.04%
 
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
   VANGUARD GROUP INC 742 - 2023-12-31 25,466,950 $755,095,000 984,795
   RA CAPITAL MANAGEMENT LLC 2 - 2023-12-31 23,750,601 $704,205,000 10,428,313
   BLACKROCK INC. 801 - 2023-12-31 21,824,392 $647,093,000 1,550,533
   REDMILE GROUP LLC 1 - 2023-12-31 16,423,922 $486,969,000 -1,079,495
   JANUS HENDERSON GROUP PLC 126 - 2023-12-31 11,043,986 $327,489,000 -6,640,830
   STATE STREET CORP 747 - 2023-12-31 8,075,671 $239,444,000 -1,476,181
   Fairmount Funds Management LLC 2 - 2023-12-31 5,929,592 $175,812,000 0
   PENTWATER CAPITAL MANAGEMENT LP 7 *New 2023-12-31 5,662,500 $167,893,000 5,662,500
   NORGES BANK 461 *New 2023-12-31 5,539,334 $164,241,000 5,539,334
   GEODE CAPITAL MANAGEMENT LLC 630 - 2023-12-31 5,382,875 $159,620,000 482,900
   FIL LTD 153 *New 2023-12-31 5,360,000 $158,924,000 5,360,000
   D E SHAW & CO INC 104 - 2023-12-31 4,522,797 $134,101,000 -2,472,442
   MILLENNIUM MANAGEMENT LLC 162 - 2023-12-31 4,473,868 $132,650,000 2,868,154
   MORGAN STANLEY 1031 - 2023-12-31 4,109,177 $121,837,000 -719,914
   VOLORIDGE INVESTMENT MANAGEMENT LLC 64 - 2023-12-31 3,221,231 $95,509,000 708,980
   Boxer Capital LLC 8 - 2023-12-31 2,961,000 $87,794,000 0
   MAVERICK CAPITAL LTD 21 - 2023-12-31 2,493,217 $73,924,000 -25,310
   NORTHERN TRUST CORP 798 - 2023-12-31 2,328,671 $69,045,000 -42,193
   TIG ADVISORS LLC 4 *New 2023-12-31 2,313,670 $68,600,000 2,313,670
   TANG CAPITAL MANAGEMENT LLC 2 - 2023-12-31 2,199,137 $65,204,000 699,137
   J P MORGAN CHASE & CO 1008 - 2023-12-31 2,063,254 $61,175,000 -135,173
   NUVEEN ASSET MANAGEMENT, LLC 538 - 2023-12-31 2,052,894 $60,868,000 -1,055,145
   Omni Event Management Ltd 6 *New 2023-12-31 2,036,155 $60,372,000 2,036,155
   WELLINGTON MANAGEMENT CO LLP 670 - 2023-12-31 1,954,413 $57,948,000 -11,304,584
   SCHWAB CHARLES INVESTMENT MANAGEMENT INC 884 - 2023-12-31 1,892,446 $56,111,000 61,871
   Avidity Partners Management LP 16 - 2023-12-31 1,829,215 $54,236,000 -88,692
   HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 81 - 2023-12-31 1,785,296 $52,934,000 1,485,296
   ALPINE ASSOCIATES MANAGEMENT INC. 13 *New 2023-12-31 1,761,300 $52,223,000 1,761,300
   EMERALD ADVISERS INC/PA 1 - 2023-12-31 1,744,981 $51,739,000 -66,325
   RENAISSANCE TECHNOLOGIES LLC 307 - 2023-12-31 1,631,240 $48,366,000 896,600
   MAGNETAR FINANCIAL LLC 24 *New 2023-12-31 1,629,285 $48,308,000 1,629,285
   Sofinnova Ventures Inc 10 - 2023-12-31 1,546,902 $45,866,000 -498,300
   ALLIANCEBERNSTEIN L.P. 619 - 2023-12-31 1,507,809 $44,707,000 1,207,295
   BALYASNY ASSET MANAGEMENT LLC 216 - 2023-12-31 1,496,758 $44,379,000 1,484,838
   CNH PARTNERS LLC 2 *New 2023-12-31 1,429,078 $42,372,000 1,429,078
   Kynam Capital Management LP 7 *New 2023-12-31 1,422,503 $42,177,000 1,422,503
   Affinity Asset Advisors LLC 1 *New 2023-12-31 1,404,608 $41,647,000 1,404,608
   QVT FINANCIAL LP 3 - 2023-12-31 1,375,900 $40,795,000 0
   WESTCHESTER CAPITAL MANAGEMENT, LLC 14 *New 2023-12-31 1,364,927 $40,470,000 1,364,927
   GOLDMAN SACHS GROUP INC/ 1177 - 2023-12-31 1,189,485 $35,268,000 -49,614
   EMERALD MUTUAL FUND ADVISERS TRUST 5 - 2023-12-31 1,188,209 $35,230,000 -277,854
   MARSHALL WACE LLP 274 *New 2023-12-31 1,187,027 $35,195,000 1,187,027
   ARTISAN PARTNERS LIMITED PARTNERSHIP 236 - 2023-12-31 1,172,323 $34,759,000 -2,552,260
   PRINCIPAL FINANCIAL GROUP INC 591 - 2023-12-31 1,127,402 $33,427,000 142,738
   Candriam Luxembourg S.C.A. 99 - 2023-12-31 1,122,598 $33,287,000 10
   PRICE T ROWE ASSOCIATES INC /MD/ 826 - 2023-12-31 1,088,213 $32,267,000 -2,818,157
   DEUTSCHE BANK AG 658 - 2023-12-31 1,065,880 $31,603,000 840,814
   BANK OF NEW YORK MELLON CORP 1345 - 2023-12-31 1,063,500 $31,533,000 -732,610
   PINNACLE ASSOCIATES LTD 48 - 2023-12-31 1,011,792 $30,000,000 -4,364
   Pictet Asset Management Holding SA 391 - 2023-12-31 975,962 $28,937,000 -2,732,177
   ADAGE CAPITAL PARTNERS GP LLC 331 - 2023-12-31 971,928 $28,818,000 771,928
   WATER ISLAND CAPITAL LLC 15 *New 2023-12-31 893,758 $26,500,000 893,758
   INVESCO LTD 1261 - 2023-12-31 885,323 $26,250,000 -200,845
   venBio Select Advisor LLC 33 *New 2023-12-31 875,000 $25,944,000 875,000
   FARALLON CAPITAL MANAGEMENT LLC 54 *New 2023-12-31 842,000 $24,965,000 842,000
   AMERICAN CENTURY COMPANIES INC 789 - 2023-12-31 836,134 $24,791,000 137,018
   CITADEL ADVISORS LLC 739 - 2023-12-31 795,458 $23,585,000 -492,084
   BANK OF AMERICA CORP /DE/ 1685 - 2023-12-31 780,279 $23,135,000 238,477
   EVENTIDE ASSET MANAGEMENT LLC 80 - 2023-12-31 763,000 $22,623,000 -537,000
   Rock Springs Capital Management LP 53 - 2023-12-31 759,365 $22,515,000 0
   Eversept Partners LLC 14 *New 2023-12-31 748,950 $22,206,000 748,950
   GABELLI FUNDS LLC 167 *New 2023-12-31 745,500 $22,104,000 745,500
   SUSQUEHANNA INTERNATIONAL GROUP, LLP 363 - 2023-12-31 736,034 $21,823,000 -238,853
   NEW YORK LIFE INVESTMENT MANAGEMENT LLC 87 *New 2023-12-31 682,396 $20,233,000 682,396
   ING INVESTMENT MANAGEMENT LLC 402 - 2023-12-31 669,351 $19,846,000 154,215
   Decheng Capital LLC 5 - 2023-12-31 659,928 $19,567,000 0
   SIO CAPITAL MANAGEMENT, LLC 7 - 2023-12-31 644,366 $19,105,000 411,615
   BARCLAYS PLC 757 - 2023-12-31 642,156 $19,040,000 299,429
   JANE STREET GROUP LLC 561 - 2023-12-31 634,353 $18,809,000 -283,411
   GABELLI SECURITIES INC 7 *New 2023-12-31 624,750 $18,524,000 624,750
   SUPERSTRING CAPITAL MANAGEMENT LP 1 - 2023-12-31 598,072 $17,733,000 0
   Vivaldi Asset Management LLC 17 *New 2023-12-31 596,720 $17,693,000 596,720
   CANADA PENSION PLAN INVESTMENT BOARD 414 *New 2023-12-31 586,990 $17,404,000 586,990
   Man Group plc 446 - 2023-12-31 535,000 $15,863,000 535,000
   Melqart Asset Management (UK) Ltd 28 *New 2023-12-31 531,324 $15,754,000 531,324
   TWO SIGMA ADVISERS, LLC 394 - 2023-12-31 523,118 $15,510,000 -771,400
   HSBC HOLDINGS PLC 671 *New 2023-12-31 519,779 $15,435,000 519,779
   CM Management LLC 1 - 2023-12-31 500,000 $14,825,000 0
   PICTON MAHONEY ASSET MANAGEMENT 53 *New 2023-12-31 500,000 $14,825,000 500,000
   Swiss National Bank 728 - 2023-12-31 480,800 $14,256,000 0
   CARLSON CAPITAL L P 19 *New 2023-12-31 466,188 $13,822,000 466,188
   Slotnik Capital LLC 6 - 2023-12-31 460,000 $13,639,000 0
   PICTET ASSET MANAGEMENT SA 554 - 2023-06-30 721,075 $13,607,000 695,266
   FMR LLC 1700 - 2023-12-31 456,168 $13,525,000 -5,332,387
   DIMENSIONAL FUND ADVISORS INC 2184 - 2023-12-31 454,213 $13,468,000 -726,531
   CREDIT SUISSE/ 824 - 2023-12-31 417,277 $12,372,000 124,236
   Segantii Capital Management Ltd 23 *New 2023-12-31 415,000 $12,305,000 415,000
   PANAGORA ASSET MANAGEMENT INC 200 - 2023-12-31 409,658 $12,146,000 -688,759
   Woodline Partners LP 209 - 2023-12-31 400,000 $11,860,000 -2,033,161
   TWO SIGMA INVESTMENTS LLC 567 - 2023-12-31 363,900 $10,790,000 -1,264,317
   RHUMBLINE ADVISERS 1018 - 2023-12-31 361,594 $10,721,000 -2,802
   Cubist Systematic Strategies LLC 231 - 2023-12-31 340,346 $10,091,000 313,550
   CITIGROUP INC 840 - 2023-12-31 337,743 $10,014,000 92,192
   UBS GLOBAL ASSET MANAGEMENT AMERICAS INC 980 - 2023-12-31 310,789 $9,215,000 4,769
   FIRST TRUST ADVISORS LP 1031 *New 2023-12-31 307,539 $9,119,000 307,539
   RAFFERTY ASSET MANAGEMENT LLC 305 - 2023-12-31 307,369 $9,113,000 -259,616
   CAPITAL FUND MANAGEMENT S.A. 246 - 2023-12-31 297,985 $8,835,000 233,841
   PRIMECAP MANAGEMENT CO/CA/ 270 - 2023-12-31 273,100 $8,097,000 0
   GLAZER CAPITAL LLC 17 *New 2023-12-31 268,135 $7,950,000 268,135
   Qube Research & Technologies Ltd 691 *New 2023-12-31 263,880 $7,824,000 263,880

  100 Records found
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