HoldingsChannel.com
| Filer | 9/30/2023 Share Count | 12/31/2023 Share Count | Change | % Change |
|---|---|---|---|---|
| 13F Filers Increasing IMGN Share Count | ||||
| Balyasny Asset Management LLC | 11,920 | 1,496,758 | +1,484,838 | +12456.69% |
| Parallel Advisors LLC | 28 | 876 | +848 | +3028.57% |
| Cubist Systematic Strategies LLC | 26,796 | 340,346 | +313,550 | +1170.14% |
| Tower Research Capital LLC TRC | 5,254 | 49,870 | +44,616 | +849.18% |
| EverSource Wealth Advisors LLC | 35 | 300 | +265 | +757.14% |
| Cutler Group LP | 600 | 3,900 | +3,300 | +550.00% |
| Healthcare of Ontario Pension Plan Trust Fund | 300,000 | 1,785,296 | +1,485,296 | +495.10% |
| Alliancebernstein L.P. | 300,514 | 1,507,809 | +1,207,295 | +401.74% |
| Adage Capital Partners GP L.L.C. | 200,000 | 971,928 | +771,928 | +385.96% |
| China Universal Asset Management Co. Ltd. | 6,385 | 30,961 | +24,576 | +384.90% |
| Allianz Asset Management GmbH | 44,600 | 214,350 | +169,750 | +380.61% |
| Deutsche Bank AG | 225,066 | 1,065,880 | +840,814 | +373.59% |
| Capital Fund Management S.A. | 64,144 | 297,985 | +233,841 | +364.56% |
| Public Employees Retirement Association of Colorado | 9,686 | 29,985 | +20,299 | +209.57% |
| Lindbrook Capital LLC | 209 | 625 | +416 | +199.04% |
| Millennium Management LLC | 1,605,714 | 4,473,868 | +2,868,154 | +178.62% |
| Sio Capital Management LLC | 232,751 | 644,366 | +411,615 | +176.85% |
| IFP Advisors Inc | 321 | 830 | +509 | +158.57% |
| Bell Investment Advisors Inc | 26 | 62 | +36 | +138.46% |
| DAFNA Capital Management LLC | 83,000 | 193,661 | +110,661 | +133.33% |
| Renaissance Technologies LLC | 734,640 | 1,631,240 | +896,600 | +122.05% |
| AlphaCentric Advisors LLC | 62,500 | 127,500 | +65,000 | +104.00% |
| Skandinaviska Enskilda Banken AB publ | 48,515 | 98,515 | +50,000 | +103.06% |
| Barclays PLC | 342,727 | 642,156 | +299,429 | +87.37% |
| Royal Bank of Canada | 43,341 | 77,312 | +33,971 | +78.38% |
| RA Capital Management L.P. | 13,322,288 | 23,750,601 | +10,428,313 | +78.28% |
| Strs Ohio | 29,000 | 47,000 | +18,000 | +62.07% |
| Prelude Capital Management LLC | 101,315 | 157,856 | +56,541 | +55.81% |
| Creative Planning | 20,000 | 29,788 | +9,788 | +48.94% |
| Allworth Financial LP | 300 | 442 | +142 | +47.33% |
| Tang Capital Management LLC | 1,500,000 | 2,199,137 | +699,137 | +46.61% |
| SG Americas Securities LLC | 88,215 | 128,745 | +40,530 | +45.94% |
| Assetmark Inc. | 2,670 | 3,880 | +1,210 | +45.32% |
| Bank of America Corp DE | 541,802 | 780,279 | +238,477 | +44.02% |
| Credit Suisse AG | 293,041 | 417,277 | +124,236 | +42.40% |
| ProShare Advisors LLC | 47,995 | 68,227 | +20,232 | +42.15% |
| Citigroup Inc. | 245,551 | 337,743 | +92,192 | +37.54% |
| Signaturefd LLC | 495 | 670 | +175 | +35.35% |
| Exchange Traded Concepts LLC | 6,657 | 8,918 | +2,261 | +33.96% |
| Voya Investment Management LLC | 515,136 | 669,351 | +154,215 | +29.94% |
| Voloridge Investment Management LLC | 2,512,251 | 3,221,231 | +708,980 | +28.22% |
| Scotia Capital Inc. | 14,979 | 19,110 | +4,131 | +27.58% |
| Daiwa Securities Group Inc. | 888 | 1,094 | +206 | +23.20% |
| CWM LLC | 586 | 719 | +133 | +22.70% |
| American Century Companies Inc. | 699,116 | 836,134 | +137,018 | +19.60% |
| Principal Financial Group Inc. | 984,664 | 1,127,402 | +142,738 | +14.50% |
| Gotham Asset Management LLC | 12,278 | 14,025 | +1,747 | +14.23% |
| Walleye Trading LLC | 11,247 | 12,812 | +1,565 | +13.91% |
| Zurcher Kantonalbank Zurich Cantonalbank | 44,709 | 50,066 | +5,357 | +11.98% |
| Handelsbanken Fonder AB | 44,100 | 48,700 | +4,600 | +10.43% |
| Geode Capital Management LLC | 4,899,975 | 5,382,875 | +482,900 | +9.86% |
| Legal & General Group Plc | 214,575 | 235,326 | +20,751 | +9.67% |
| DCF Advisers LLC | 12,850 | 14,000 | +1,150 | +8.95% |
| Nisa Investment Advisors LLC | 6,430 | 6,970 | +540 | +8.40% |
| The PNC Financial Services Group Inc. | 565 | 611 | +46 | +8.14% |
| BlackRock Inc. | 20,273,859 | 21,824,392 | +1,550,533 | +7.65% |
| Arizona State Retirement System | 62,272 | 66,111 | +3,839 | +6.16% |
| State of Wisconsin Investment Board | 219,902 | 232,462 | +12,560 | +5.71% |
| Quantbot Technologies LP | 7,187 | 7,500 | +313 | +4.36% |
| Vanguard Group Inc. | 24,482,155 | 25,466,950 | +984,795 | +4.02% |
| DekaBank Deutsche Girozentrale | 69,900 | 72,697 | +2,797 | +4.00% |
| Charles Schwab Investment Management Inc. | 1,830,575 | 1,892,446 | +61,871 | +3.38% |
| Natixis Advisors L.P. | 41,854 | 43,254 | +1,400 | +3.34% |
| Ameritas Investment Partners Inc. | 23,559 | 24,261 | +702 | +2.98% |
| Xponance Inc. | 14,164 | 14,492 | +328 | +2.32% |
| California State Teachers Retirement System | 246,379 | 250,499 | +4,120 | +1.67% |
| UBS Asset Management Americas Inc. | 306,020 | 310,789 | +4,769 | +1.56% |
| Simplex Trading LLC | 210,500 | 211,467 | +967 | +0.46% |
| Candriam Luxembourg S.C.A. | 1,122,588 | 1,122,598 | +10 | +0.00% |
| 13F Filers Reporting New Positions In IMGN | ||||
| Proequities Inc. | 0 | 0 | UNCH | 100% |
| Nomura Asset Management Co. Ltd. | 0 | 0 | UNCH | 100% |
| Principal Securities Inc. | 0 | 324 | +324 | +100% |
| Cowen AND Company LLC | 0 | 131,099 | +131,099 | +100% |
| Jefferies Financial Group Inc. | 0 | 95,166 | +95,166 | +100% |
| FIL Ltd | 0 | 5,360,000 | +5,360,000 | +100% |
| Gamco Investors INC. ET AL | 0 | 52,554 | +52,554 | +100% |
| Ameriprise Financial Inc. | 0 | 7,619 | +7,619 | +100% |
| Mercer Global Advisors Inc. ADV | 0 | 7,047 | +7,047 | +100% |
| Angelo Gordon & CO. L.P. | 0 | 80,000 | +80,000 | +100% |
| Hsbc Holdings PLC | 0 | 519,779 | +519,779 | +100% |
| Kennedy Capital Management Inc. | 0 | 241,032 | +241,032 | +100% |
| Farallon Capital Management LLC | 0 | 842,000 | +842,000 | +100% |
| Highbridge Capital Management LLC | 0 | 200,000 | +200,000 | +100% |
| Tudor Investment Corp Et Al | 0 | 85,609 | +85,609 | +100% |
| Wolverine Trading LLC | 0 | 9,166 | +9,166 | +100% |
| GABELLI & Co INVESTMENT ADVISERS INC. | 0 | 624,750 | +624,750 | +100% |
| Public Employees Retirement System of Ohio | 0 | 33,000 | +33,000 | +100% |
| P Schoenfeld Asset Management LP | 0 | 165,000 | +165,000 | +100% |
| Carlson Capital L P | 0 | 466,188 | +466,188 | +100% |
| Glazer Capital LLC | 0 | 268,135 | +268,135 | +100% |
| Gabelli Funds LLC | 0 | 745,500 | +745,500 | +100% |
| CSS LLC IL | 0 | 7,900 | +7,900 | +100% |
| First Trust Advisors LP | 0 | 307,539 | +307,539 | +100% |
| New York Life Investment Management LLC | 0 | 682,396 | +682,396 | +100% |
| Whittier Trust Co. | 0 | 15,000 | +15,000 | +100% |
| Harvest Management LLC | 0 | 214,000 | +214,000 | +100% |
| CNH Partners LLC | 0 | 1,429,078 | +1,429,078 | +100% |
| Longfellow Investment Management Co. LLC | 0 | 2,268 | +2,268 | +100% |
| Water Island Capital LLC | 0 | 893,758 | +893,758 | +100% |
| Wolverine Asset Management LLC | 0 | 93,223 | +93,223 | +100% |
| Canada Pension Plan Investment Board | 0 | 586,990 | +586,990 | +100% |
| MeadowBrook Investment Advisors LLC | 0 | 1,800 | +1,800 | +100% |
| Calamos Advisors LLC | 0 | 191,117 | +191,117 | +100% |
| Marshall Wace LLP | 0 | 1,187,027 | +1,187,027 | +100% |
| Twin Securities Inc. | 0 | 221,622 | +221,622 | +100% |
| Magnetar Financial LLC | 0 | 1,629,285 | +1,629,285 | +100% |
| TIG Advisors LLC | 0 | 2,313,670 | +2,313,670 | +100% |
| Norges Bank | 0 | 5,539,334 | +5,539,334 | +100% |
| Laurion Capital Management LP | 0 | 64,930 | +64,930 | +100% |
| Blackstone Group Inc | 0 | 20,450 | +20,450 | +100% |
| Hudson Bay Capital Management LP | 0 | 13,473 | +13,473 | +100% |
| Alpine Associates Management Inc. | 0 | 1,761,300 | +1,761,300 | +100% |
| Pentwater Capital Management LP | 0 | 5,662,500 | +5,662,500 | +100% |
| Verition Fund Management LLC | 0 | 59,396 | +59,396 | +100% |
| Anson Funds Management LP | 0 | 25,000 | +25,000 | +100% |
| Westchester Capital Management LLC | 0 | 1,364,927 | +1,364,927 | +100% |
| Dynamic Technology Lab Private Ltd | 0 | 72,466 | +72,466 | +100% |
| Vestcor Inc | 0 | 175,000 | +175,000 | +100% |
| Picton Mahoney Asset Management | 0 | 500,000 | +500,000 | +100% |
| Segantii Capital Management Ltd | 0 | 415,000 | +415,000 | +100% |
| Baystate Wealth Management LLC | 0 | 24,106 | +24,106 | +100% |
| Kellner Capital LLC | 0 | 69,200 | +69,200 | +100% |
| Chicago Partners Investment Group LLC | 0 | 11,873 | +11,873 | +100% |
| Carmignac Gestion | 0 | 114,380 | +114,380 | +100% |
| Pure Financial Advisors Inc. | 0 | 8,000 | +8,000 | +100% |
| Advisory Services Network LLC | 0 | 0 | UNCH | 100% |
| DLD Asset Management LP | 0 | 55,000 | +55,000 | +100% |
| Yakira Capital Management Inc. | 0 | 66,219 | +66,219 | +100% |
| Parkwood LLC | 0 | 25,826 | +25,826 | +100% |
| Friedenthal Financial | 0 | 23,440 | +23,440 | +100% |
| Plancorp LLC | 0 | 8,000 | +8,000 | +100% |
| Armistice Capital LLC | 0 | 134,698 | +134,698 | +100% |
| Vivaldi Asset Management LLC | 0 | 596,720 | +596,720 | +100% |
| Bardin Hill Management Partners LP | 0 | 40,806 | +40,806 | +100% |
| Engineers Gate Manager LP | 0 | 87,651 | +87,651 | +100% |
| Dakota Wealth Management | 0 | 7,855 | +7,855 | +100% |
| Quinn Opportunity Partners LLC | 0 | 10,000 | +10,000 | +100% |
| Avoro Capital Advisors LLC | 0 | 875,000 | +875,000 | +100% |
| USA Financial Portformulas Corp | 0 | 3,893 | +3,893 | +100% |
| Lido Advisors LLC | 0 | 8,161 | +8,161 | +100% |
| ARP Americas LP | 0 | 192,295 | +192,295 | +100% |
| Cetera Investment Advisers | 0 | 19,591 | +19,591 | +100% |
| Centiva Capital LP | 0 | 125,000 | +125,000 | +100% |
| First Bank & Trust | 0 | 19,374 | +19,374 | +100% |
| Eversept Partners LP | 0 | 748,950 | +748,950 | +100% |
| Hunting Hill Global Capital LLC | 0 | 15,000 | +15,000 | +100% |
| PenderFund Capital Management Ltd. | 0 | 27,580 | +27,580 | +100% |
| HGC Investment Management Inc. | 0 | 188,929 | +188,929 | +100% |
| Melqart Asset Management UK Ltd | 0 | 531,324 | +531,324 | +100% |
| Diametric Capital LP | 0 | 15,907 | +15,907 | +100% |
| Bridgefront Capital LLC | 0 | 11,509 | +11,509 | +100% |
| Qube Research & Technologies Ltd | 0 | 263,880 | +263,880 | +100% |
| FORA Capital LLC | 0 | 221,921 | +221,921 | +100% |
| FNY Investment Advisers LLC | 0 | 11,420 | +11,420 | +100% |
| Global Retirement Partners LLC | 0 | 13 | +13 | +100% |
| Walleye Capital LLC | 0 | 111,863 | +111,863 | +100% |
| JustInvest LLC | 0 | 7,829 | +7,829 | +100% |
| Affinity Asset Advisors LLC | 0 | 1,404,608 | +1,404,608 | +100% |
| Keebeck Alpha LP | 0 | 67,137 | +67,137 | +100% |
| Kapitalo Investimentos Ltda | 0 | 31,437 | +31,437 | +100% |
| Soleus Capital Management L.P. | 0 | 13,050 | +13,050 | +100% |
| BCK Capital Management LP | 0 | 35,000 | +35,000 | +100% |
| Murchinson Ltd. | 0 | 100,000 | +100,000 | +100% |
| Coppell Advisory Solutions LLC | 0 | 1,068 | +1,068 | +100% |
| Fifth Lane Capital LP | 0 | 49,362 | +49,362 | +100% |
| Spire Wealth Management | 0 | 20 | +20 | +100% |
| Readystate Asset Management LP | 0 | 149,510 | +149,510 | +100% |
| Kynam Capital Management LP | 0 | 1,422,503 | +1,422,503 | +100% |
| EdgeRock Capital LLC | 0 | 49 | +49 | +100% |
| Omni Event Management Ltd | 0 | 2,036,155 | +2,036,155 | +100% |
| Leo Wealth LLC | 0 | 25,016 | +25,016 | +100% |
| Superstring Capital Management LP | 0 | 598,072 | +598,072 | +100% |
| ADAR1 Capital Management LLC | 0 | 64,355 | +64,355 | +100% |
| Point72 Middle East FZE | 0 | 31,665 | +31,665 | +100% |
| Slotnik Capital LLC | 0 | 460,000 | +460,000 | +100% |
| McGlone Suttner Wealth Management Inc. | 0 | 1,558 | +1,558 | +100% |
| ClearAlpha Technologies LP | 0 | 100,956 | +100,956 | +100% |
| Farther Finance Advisors LLC | 0 | 166 | +166 | +100% |
| Susquehanna Portfolio Strategies LLC | 0 | 96,427 | +96,427 | +100% |
| Oracle Alpha Inc. | 0 | 11,322 | +11,322 | +100% |
| NEOS Investment Management LLC | 0 | 17,626 | +17,626 | +100% |
| GAMMA Investing LLC | 0 | 192 | +192 | +100% |
| Decheng Capital LLC | 0 | 659,928 | +659,928 | +100% |
| Caitlin John LLC | 0 | 1,857 | +1,857 | +100% |
| Private Wealth Management Group LLC | 0 | 86 | +86 | +100% |
| Pathstone Holdings LLC | 0 | 21,428 | +21,428 | +100% |
| Able Wealth Management LLC | 0 | 424 | +424 | +100% |
| Exome Asset Management LLC | 0 | 186,900 | +186,900 | +100% |
| 13F Filers With Unchanged Share Count | ||||
| Brown Brothers Harriman & Co. | 126 | 126 | UNCH | 0.00% |
| Huntington National Bank | 59 | 59 | UNCH | 0.00% |
| Primecap Management Co. CA | 273,100 | 273,100 | UNCH | 0.00% |
| Comerica Bank | 25,379 | 25,379 | UNCH | 0.00% |
| HM Payson & Co. | 810 | 810 | UNCH | 0.00% |
| State Board of Administration of Florida Retirement System | 69,187 | 69,187 | UNCH | 0.00% |
| Baxter Bros Inc. | 13,750 | 13,750 | UNCH | 0.00% |
| Northwestern Mutual Wealth Management Co. | 16,750 | 16,750 | UNCH | 0.00% |
| QVT Financial LP | 1,375,900 | 1,375,900 | UNCH | 0.00% |
| HighVista Strategies LLC | 144,772 | 144,772 | UNCH | 0.00% |
| Indiana Trust & Investment Management CO | 950 | 950 | UNCH | 0.00% |
| KBC Group NV | 4,734 | 4,734 | UNCH | 0.00% |
| Boxer Capital LLC | 2,961,000 | 2,961,000 | UNCH | 0.00% |
| Mitsubishi UFJ Kokusai Asset Management Co. Ltd. | 355 | 355 | UNCH | 0.00% |
| State of New Jersey Common Pension Fund D | 156,835 | 156,835 | UNCH | 0.00% |
| Swiss National Bank | 480,800 | 480,800 | UNCH | 0.00% |
| Focused Wealth Management Inc | 100 | 100 | UNCH | 0.00% |
| Rock Springs Capital Management LP | 759,365 | 759,365 | UNCH | 0.00% |
| Jacobi Capital Management LLC | 16,500 | 16,500 | UNCH | 0.00% |
| Steward Partners Investment Advisory LLC | 100 | 100 | UNCH | 0.00% |
| Retirement Group LLC | 13 | 13 | UNCH | 0.00% |
| Prestige Wealth Management Group LLC | 423 | 423 | UNCH | 0.00% |
| Key Financial Inc | 812 | 812 | UNCH | 0.00% |
| Fairmount Funds Management LLC | 5,929,592 | 5,929,592 | UNCH | 0.00% |
| Mine & Arao Wealth Creation & Management LLC. | 14,000 | 14,000 | UNCH | 0.00% |
| CM Management LLC | 500,000 | 500,000 | UNCH | 0.00% |
| Tradition Wealth Management LLC | 500 | 500 | UNCH | 0.00% |
| Velan Capital Investment Management LP | 189,500 | 189,500 | UNCH | 0.00% |
| SOA Wealth Advisors LLC. | 67 | 67 | UNCH | 0.00% |
| New Millennium Group LLC | 60 | 60 | UNCH | 0.00% |
| Quantum Private Wealth LLC | 59,546 | 59,546 | UNCH | 0.00% |
| Annis Gardner Whiting Capital Advisors LLC | 183 | 183 | UNCH | 0.00% |
| 13F Filers Decreasing IMGN Share Count | ||||
| US Bancorp DE | 41,967 | 479 | -41,488 | -98.86% |
| First Manhattan Co. | 283,400 | 7,500 | -275,900 | -97.35% |
| Sectoral Asset Management Inc | 464,112 | 17,896 | -446,216 | -96.14% |
| Squarepoint Ops LLC | 336,090 | 18,179 | -317,911 | -94.59% |
| Nicholas Investment Partners LP | 2,067,561 | 148,672 | -1,918,889 | -92.81% |
| Franklin Resources Inc. | 126,323 | 9,695 | -116,628 | -92.33% |
| FMR LLC | 5,788,555 | 456,168 | -5,332,387 | -92.12% |
| Schonfeld Strategic Advisors LLC | 392,500 | 36,704 | -355,796 | -90.65% |
| Moore Capital Management LP | 77,916 | 10,000 | -67,916 | -87.17% |
| Driehaus Capital Management LLC | 1,440,052 | 195,980 | -1,244,072 | -86.39% |
| Wellington Management Group LLP | 13,258,997 | 1,954,413 | -11,304,584 | -85.26% |
| Sei Investments Co. | 193,702 | 29,106 | -164,596 | -84.97% |
| GSA Capital Partners LLP | 114,155 | 17,856 | -96,299 | -84.36% |
| Zacks Investment Management | 54,024 | 8,735 | -45,289 | -83.83% |
| Woodline Partners LP | 2,433,161 | 400,000 | -2,033,161 | -83.56% |
| Granahan Investment Management Inc. MA | 681,377 | 119,016 | -562,361 | -82.53% |
| Two Sigma Investments LP | 1,628,217 | 363,900 | -1,264,317 | -77.65% |
| Ikarian Capital LLC | 390,162 | 90,162 | -300,000 | -76.89% |
| Prudential Financial Inc. | 78,648 | 18,221 | -60,427 | -76.83% |
| Macroview Investment Management LLC | 693 | 162 | -531 | -76.62% |
| Sandia Investment Management LP | 8,174 | 2,000 | -6,174 | -75.53% |
| Victory Capital Management Inc. | 140,846 | 35,213 | -105,633 | -75.00% |
| Pictet Asset Management Holding SA | 3,708,139 | 975,962 | -2,732,177 | -73.68% |
| Price T Rowe Associates Inc. MD | 3,906,370 | 1,088,213 | -2,818,157 | -72.14% |
| Artisan Partners Limited Partnership | 3,724,583 | 1,172,323 | -2,552,260 | -68.52% |
| Wells Fargo & Company MN | 242,843 | 80,191 | -162,652 | -66.98% |
| ClariVest Asset Management LLC | 54,391 | 20,161 | -34,230 | -62.93% |
| Panagora Asset Management Inc. | 1,098,417 | 409,658 | -688,759 | -62.70% |
| Dimensional Fund Advisors LP | 1,180,744 | 454,213 | -726,531 | -61.53% |
| Great West Life Assurance Co. Can | 54,518 | 21,781 | -32,737 | -60.05% |
| Two Sigma Advisers LP | 1,294,518 | 523,118 | -771,400 | -59.59% |
| BI Asset Management Fondsmaeglerselskab A S | 78,673 | 35,409 | -43,264 | -54.99% |
| New York State Common Retirement Fund | 324,926 | 146,489 | -178,437 | -54.92% |
| Raleigh Capital Management Inc. | 325 | 162 | -163 | -50.15% |
| Twin Focus Capital Partners LLC | 63,875 | 31,875 | -32,000 | -50.10% |
| Blair William & Co. IL | 254,320 | 130,723 | -123,597 | -48.60% |
| ArrowMark Colorado Holdings LLC | 383,780 | 200,780 | -183,000 | -47.68% |
| Rafferty Asset Management LLC | 566,985 | 307,369 | -259,616 | -45.79% |
| Profund Advisors LLC | 98,164 | 54,327 | -43,837 | -44.66% |
| E Fund Management Co. Ltd. | 29,125 | 16,443 | -12,682 | -43.54% |
| BNP Paribas Arbitrage SA | 236,082 | 137,098 | -98,984 | -41.93% |
| The Manufacturers Life Insurance Company | 229,618 | 133,601 | -96,017 | -41.82% |
| Eventide Asset Management LLC | 1,300,000 | 763,000 | -537,000 | -41.31% |
| Fred Alger Management LLC | 354,859 | 208,660 | -146,199 | -41.20% |
| Bank of New York Mellon Corp | 1,796,110 | 1,063,500 | -732,610 | -40.79% |
| TFC Financial Management | 17,950 | 10,800 | -7,150 | -39.83% |
| AQR Capital Management LLC | 125,637 | 77,523 | -48,114 | -38.30% |
| Citadel Advisors LLC | 1,287,542 | 795,458 | -492,084 | -38.22% |
| Raymond James & Associates | 167,578 | 104,485 | -63,093 | -37.65% |
| Janus Henderson Group PLC | 17,684,816 | 11,043,986 | -6,640,830 | -37.55% |
| Crewe Advisors LLC | 8 | 5 | -3 | -37.50% |
| D. E. Shaw & Co. Inc. | 6,995,239 | 4,522,797 | -2,472,442 | -35.34% |
| Nuveen Asset Management LLC | 3,108,039 | 2,052,894 | -1,055,145 | -33.95% |
| Envestnet Asset Management Inc. | 64,472 | 42,695 | -21,777 | -33.78% |
| LPL Financial LLC | 16,047 | 10,666 | -5,381 | -33.53% |
| Lazard Asset Management LLC | 19,406 | 13,131 | -6,275 | -32.34% |
| Hennion & Walsh Asset Management Inc. | 523,074 | 356,997 | -166,077 | -31.75% |
| Jane Street Group LLC | 917,764 | 634,353 | -283,411 | -30.88% |
| Captrust Financial Advisors | 96,378 | 67,877 | -28,501 | -29.57% |
| Belvedere Trading LLC | 16,997 | 12,662 | -4,335 | -25.50% |
| Susquehanna International Group LLP | 974,887 | 736,034 | -238,853 | -24.50% |
| Sofinnova Investments Inc. | 2,045,202 | 1,546,902 | -498,300 | -24.36% |
| Diversified Trust Co | 42,517 | 33,394 | -9,123 | -21.46% |
| Advisor Group Holdings Inc. | 60,638 | 47,950 | -12,688 | -20.92% |
| Mackenzie Financial Corp | 17,853 | 14,265 | -3,588 | -20.10% |
| Man Group plc | 663,647 | 535,000 | -128,647 | -19.38% |
| Boothbay Fund Management LLC | 86,986 | 70,394 | -16,592 | -19.07% |
| Emerald Mutual Fund Advisers Trust | 1,466,063 | 1,188,209 | -277,854 | -18.95% |
| Invesco Ltd. | 1,086,168 | 885,323 | -200,845 | -18.49% |
| State Street Corp | 9,551,852 | 8,075,671 | -1,476,181 | -15.45% |
| Morgan Stanley | 4,829,091 | 4,109,177 | -719,914 | -14.91% |
| MML Investors Services LLC | 14,437 | 12,376 | -2,061 | -14.28% |
| Perkins Capital Management Inc. | 12,100 | 10,400 | -1,700 | -14.05% |
| Russell Investments Group Ltd. | 17,593 | 15,134 | -2,459 | -13.98% |
| Itau Unibanco Holding S.A. | 1,028 | 892 | -136 | -13.23% |
| Corton Capital Inc. | 29,506 | 25,887 | -3,619 | -12.27% |
| Teacher Retirement System of Texas | 62,140 | 54,685 | -7,455 | -12.00% |
| Los Angeles Capital Management & Equity Research Inc. | 46,985 | 42,170 | -4,815 | -10.25% |
| Raymond James Financial Services Advisors Inc. | 31,080 | 28,191 | -2,889 | -9.30% |
| Commonwealth Equity Services LLC | 25,877 | 23,980 | -1,897 | -7.33% |
| Guggenheim Capital LLC | 90,973 | 84,991 | -5,982 | -6.58% |
| Amalgamated Bank | 31,076 | 29,087 | -1,989 | -6.40% |
| Redmile Group LLC | 17,503,417 | 16,423,922 | -1,079,495 | -6.17% |
| JPMorgan Chase & Co. | 2,198,427 | 2,063,254 | -135,173 | -6.15% |
| UBS Group AG | 212,180 | 201,197 | -10,983 | -5.18% |
| Mirae Asset Global Investments Co. Ltd. | 134,139 | 127,205 | -6,934 | -5.17% |
| Avidity Partners Management LP | 1,917,907 | 1,829,215 | -88,692 | -4.62% |
| Goldman Sachs Group Inc. | 1,239,099 | 1,189,485 | -49,614 | -4.00% |
| Emerald Advisers LLC | 1,811,306 | 1,744,981 | -66,325 | -3.66% |
| Fernwood Investment Management LLC | 86,280 | 83,780 | -2,500 | -2.90% |
| Bank of Montreal Can | 123,520 | 120,073 | -3,447 | -2.79% |
| Metropolitan Life Insurance Co NY | 13,979 | 13,608 | -371 | -2.65% |
| MetLife Investment Management LLC | 127,894 | 125,461 | -2,433 | -1.90% |
| Northern Trust Corp | 2,370,864 | 2,328,671 | -42,193 | -1.78% |
| Kercheville Advisors LLC | 116,577 | 114,897 | -1,680 | -1.44% |
| Birchview Capital LP | 190,000 | 188,000 | -2,000 | -1.05% |
| Maverick Capital Ltd. | 2,518,527 | 2,493,217 | -25,310 | -1.00% |
| Rhumbline Advisers | 364,396 | 361,594 | -2,802 | -0.77% |
| Pinnacle Associates Ltd. | 1,016,156 | 1,011,792 | -4,364 | -0.43% |
| American International Group Inc. | 119,625 | 119,145 | -480 | -0.40% |
| Covestor Ltd | 510 | 509 | -1 | -0.20% |
| Ironwood Investment Management LLC | 174,646 | 174,540 | -106 | -0.06% |
| 13F Filers Exiting IMGN | ||||
| West Tower Group LLC | 3,541 | 0 | -3,541 | -100.00% |
| Quarry LP | 14,000 | 0 | -14,000 | -100.00% |
| AXQ Capital LP | 13,000 | 0 | -13,000 | -100.00% |
| BluePath Capital Management LLC | 2,193 | 0 | -2,193 | -100.00% |
| Allspring Global Investments Holdings LLC | 12,927 | 0 | -12,927 | -100.00% |
| Mach 1 Financial Group Inc. | 31,780 | 0 | -31,780 | -100.00% |
| Alpha DNA Investment Management LLC | 35,896 | 0 | -35,896 | -100.00% |
| Jump Financial LLC | 113,128 | 0 | -113,128 | -100.00% |
| Jackson Creek Investment Advisors LLC | 67,439 | 0 | -67,439 | -100.00% |
| Tri Locum Partners LP | 369,912 | 0 | -369,912 | -100.00% |
| NinePointTwo Capital | 17,767 | 0 | -17,767 | -100.00% |
| Silverarc Capital Management LLC | 1,307,435 | 0 | -1,307,435 | -100.00% |
| Aquatic Capital Management LLC | 116,000 | 0 | -116,000 | -100.00% |
| Orion Portfolio Solutions LLC | 13,571 | 0 | -13,571 | -100.00% |
| Parkman Healthcare Partners LLC | 717,920 | 0 | -717,920 | -100.00% |
| Cary Street Partners Investment Advisory LLC | 1,500 | 0 | -1,500 | -100.00% |
| Geneos Wealth Management Inc. | 300 | 0 | -300 | -100.00% |
| PEAK6 Investments LLC | 4,527 | 0 | -4,527 | -100.00% |
| Altium Capital Management LP | 725,000 | 0 | -725,000 | -100.00% |
| Atom Investors LP | 99,302 | 0 | -99,302 | -100.00% |
| ExodusPoint Capital Management LP | 38,733 | 0 | -38,733 | -100.00% |
| Neo Ivy Capital Management | 55,120 | 0 | -55,120 | -100.00% |
| Shay Capital LLC | 18,100 | 0 | -18,100 | -100.00% |
| Caption Management LLC | 40,600 | 0 | -40,600 | -100.00% |
| TFO TDC LLC | 13 | 0 | -13 | -100.00% |
| AE Wealth Management LLC | 34,147 | 0 | -34,147 | -100.00% |
| Trexquant Investment LP | 200,746 | 0 | -200,746 | -100.00% |
| Bayesian Capital Management LP | 147,282 | 0 | -147,282 | -100.00% |
| Monashee Investment Management LLC | 40,000 | 0 | -40,000 | -100.00% |
| Lighthouse Investment Partners LLC | 143,049 | 0 | -143,049 | -100.00% |
| Rhenman & Partners Asset Management AB | 700,000 | 0 | -700,000 | -100.00% |
| Nelson Van Denburg & Campbell Wealth Management Group LLC | 185 | 0 | -185 | -100.00% |
| Ghost Tree Capital LLC | 175,000 | 0 | -175,000 | -100.00% |
| Virtus ETF Advisers LLC | 17,174 | 0 | -17,174 | -100.00% |
| Hood River Capital Management LLC | 3,044,485 | 0 | -3,044,485 | -100.00% |
| Seven Eight Capital LP | 238,930 | 0 | -238,930 | -100.00% |
| Zimmer Partners LP | 192,200 | 0 | -192,200 | -100.00% |
| EAM Investors LLC | 155,429 | 0 | -155,429 | -100.00% |
| Mesirow Financial Investment Management Inc. | 17,094 | 0 | -17,094 | -100.00% |
| Ensign Peak Advisors Inc | 875,868 | 0 | -875,868 | -100.00% |
| Alyeska Investment Group L.P. | 150,000 | 0 | -150,000 | -100.00% |
| GTS Securities LLC | 12,199 | 0 | -12,199 | -100.00% |
| PFM Health Sciences LP | 869,889 | 0 | -869,889 | -100.00% |
| Legato Capital Management LLC | 43,144 | 0 | -43,144 | -100.00% |
| Capstone Investment Advisors LLC | 10,722 | 0 | -10,722 | -100.00% |
| Putnam Investments LLC | 75,073 | 0 | -75,073 | -100.00% |
| Cambridge Investment Research Advisors Inc. | 21,362 | 0 | -21,362 | -100.00% |
| Hillsdale Investment Management Inc. | 285,890 | 0 | -285,890 | -100.00% |
| Graham Capital Management L.P. | 35,572 | 0 | -35,572 | -100.00% |
| Algert Global LLC | 180,317 | 0 | -180,317 | -100.00% |
| Natixis | 75,000 | 0 | -75,000 | -100.00% |
| Bridger Management LLC | 467,220 | 0 | -467,220 | -100.00% |
| Castleark Management LLC | 88,490 | 0 | -88,490 | -100.00% |
| Federated Hermes Inc. | 609 | 0 | -609 | -100.00% |
| TD Asset Management Inc. | 282,400 | 0 | -282,400 | -100.00% |
| Artal Group S.A. | 1,512,113 | 0 | -1,512,113 | -100.00% |
| OMERS ADMINISTRATION Corp | 26,400 | 0 | -26,400 | -100.00% |
| Moody Aldrich Partners LLC | 283,950 | 0 | -283,950 | -100.00% |
| Group One Trading L.P. | 238,327 | 0 | -238,327 | -100.00% |
| Globeflex Capital L P | 10,978 | 0 | -10,978 | -100.00% |
| Caxton Associates LP | 18,839 | 0 | -18,839 | -100.00% |
| Fisher Asset Management LLC | 450,795 | 0 | -450,795 | -100.00% |
| Harbour Investments Inc. | 29 | 0 | -29 | -100.00% |
| Lord Abbett & CO. LLC | 759,450 | 0 | -759,450 | -100.00% |
| Teachers Retirement System of The State of Kentucky | 66,878 | 0 | -66,878 | -100.00% |
| Glenmede Trust Co. NA | 34,813 | 0 | -34,813 | -100.00% |
| Essex Investment Management Co. LLC | 7,443 | 0 | -7,443 | -100.00% |
See Summary: Institutional Holders of IMGN
See Details: Top 10 Hedge Funds Holding IMGN
Also See: IMGN Insider Buying
