HoldingsChannel.com
On this page, we present all of the funds holding AMAM from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding AMAM, with a link to that fund's top holdings. The next columns indicate the amount of AMAM stock held by each of the funds holding AMAM, followed by the AMAM position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 65 funds holding AMAM within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Darwin Global Management Ltd.. For more details on the positions held by Darwin Global Management Ltd. (or by any of the other funds holding AMAM), click the fund name in the "Holder" column of the funds-holding-AMAM table below.
| Holder | Amount | Position Size ($ in 1000's) | As of |
|---|---|---|---|
 Darwin Global Management Ltd. | 16,688,636 | $237,646 | 12/31/2023 |
| AMAM | 16,688,636 | $237,646 | 12/31/2023 |
| Cormorant Asset Management LP | 11,231,000 | $159,929 | 12/31/2023 |
| AMAM | 11,231,000 | $159,929 | 12/31/2023 |
 Paradigm Biocapital Advisors LP | $64,118 | 12/31/2023 | |
| AMAM | 4,352,689 | $61,982 | 12/31/2023 |
| Call | 150,000 | $2,136 | 12/31/2023 |
| D. E. Shaw & Co. Inc. | 4,240,486 | $60,385 | 12/31/2023 |
| AMAM | 4,240,486 | $60,385 | 12/31/2023 |
| Deep Track Capital LP | 3,710,412 | $52,836 | 12/31/2023 |
| AMAM | 3,710,412 | $52,836 | 12/31/2023 |
| Nextech Invest AG | 3,129,300 | $44,561 | 12/31/2023 |
| AMAM | 3,129,300 | $44,561 | 12/31/2023 |
| Balyasny Asset Management LLC | 2,154,700 | $30,683 | 12/31/2023 |
| AMAM | 2,154,700 | $30,683 | 12/31/2023 |
| Logos Global Management LP | 2,100,000 | $29,904 | 12/31/2023 |
| AMAM | 2,100,000 | $29,904 | 12/31/2023 |
| VR Adviser LLC | 2,070,000 | $29,477 | 12/31/2023 |
| AMAM | 2,070,000 | $29,477 | 12/31/2023 |
| Citadel Advisors LLC | $28,297 | 12/31/2023 | |
| AMAM | 2,042,212 | $29,081 | 12/31/2023 |
| Put | 76,000 | $1,082 | 12/31/2023 |
| Call | 20,900 | $298 | 12/31/2023 |
| FMR LLC | 1,474,258 | $20,993 | 12/31/2023 |
| AMAM | 1,474,258 | $20,993 | 12/31/2023 |
| Vanguard Group Inc. | 1,399,642 | $19,931 | 12/31/2023 |
| AMAM | 1,399,642 | $19,931 | 12/31/2023 |
| Woodline Partners LP | 1,255,148 | $17,873 | 12/31/2023 |
| AMAM | 1,255,148 | $17,873 | 12/31/2023 |
| Price T Rowe Associates Inc. MD | 1,084,247 | $15,440 | 12/31/2023 |
| AMAM | 1,084,247 | $15,440 | 12/31/2023 |
| WuXi AppTec Co. Ltd. | 1,000,000 | $14,240 | 12/31/2023 |
| AMAM | 1,000,000 | $14,240 | 12/31/2023 |
| BlackRock Inc. | 501,604 | $7,143 | 12/31/2023 |
| AMAM | 501,604 | $7,143 | 12/31/2023 |
| Ghost Tree Capital LLC | 475,000 | $6,764 | 12/31/2023 |
| AMAM | 475,000 | $6,764 | 12/31/2023 |
| Millennium Management LLC | 432,709 | $6,162 | 12/31/2023 |
| AMAM | 432,709 | $6,162 | 12/31/2023 |
| Goldman Sachs Group Inc. | 399,648 | $5,691 | 12/31/2023 |
| AMAM | 399,648 | $5,691 | 12/31/2023 |
| Ally Bridge Group NY LLC | 385,383 | $5,488 | 12/31/2023 |
| AMAM | 385,383 | $5,488 | 12/31/2023 |
| Federated Hermes Inc. | 330,949 | $4,713 | 12/31/2023 |
| AMAM | 330,949 | $4,713 | 12/31/2023 |
| Macquarie Group Ltd. | 300,000 | $4,272 | 12/31/2023 |
| AMAM | 300,000 | $4,272 | 12/31/2023 |
| Orbimed Advisors LLC | 296,000 | $4,215 | 12/31/2023 |
| AMAM | 296,000 | $4,215 | 12/31/2023 |
| Jane Street Group LLC | $4,210 | 12/31/2023 | |
| AMAM | 295,642 | $4,210 | 12/31/2023 |
| Put | 18,800 | $268 | 12/31/2023 |
| Call | 18,800 | $268 | 12/31/2023 |
| Schonfeld Strategic Advisors LLC | 263,743 | $3,756 | 12/31/2023 |
| AMAM | 263,743 | $3,756 | 12/31/2023 |
| Alliancebernstein L.P. | 258,364 | $3,679 | 12/31/2023 |
| AMAM | 258,364 | $3,679 | 12/31/2023 |
| Monashee Investment Management LLC | 207,500 | $2,955 | 12/31/2023 |
| AMAM | 207,500 | $2,955 | 12/31/2023 |
| HighVista Strategies LLC | 203,122 | $2,892 | 12/31/2023 |
| AMAM | 203,122 | $2,892 | 12/31/2023 |
| Barclays PLC | 199,950 | $2,846 | 12/31/2023 |
| AMAM | 199,950 | $2,846 | 12/31/2023 |
| ExodusPoint Capital Management LP | 140,842 | $2,006 | 12/31/2023 |
| AMAM | 140,842 | $2,006 | 12/31/2023 |
| TD Asset Management Inc. | 140,256 | $1,997 | 12/31/2023 |
| AMAM | 140,256 | $1,997 | 12/31/2023 |
| StemPoint Capital LP | 126,101 | $1,796 | 12/31/2023 |
| AMAM | 126,101 | $1,796 | 12/31/2023 |
| Lighthouse Investment Partners LLC | 88,925 | $1,266 | 12/31/2023 |
| AMAM | 88,925 | $1,266 | 12/31/2023 |
| Parkman Healthcare Partners LLC | 87,678 | $1,249 | 12/31/2023 |
| AMAM | 87,678 | $1,249 | 12/31/2023 |
| Geode Capital Management LLC | 81,157 | $1,156 | 12/31/2023 |
| AMAM | 81,157 | $1,156 | 12/31/2023 |
| Perceptive Advisors LLC | 78,811 | $1,122 | 12/31/2023 |
| AMAM | 78,811 | $1,122 | 12/31/2023 |
| The Manufacturers Life Insurance Company | 77,472 | $1,103 | 12/31/2023 |
| AMAM | 77,472 | $1,103 | 12/31/2023 |
| Royal Bank of Canada | 70,094 | $998 | 12/31/2023 |
| AMAM | 70,094 | $998 | 12/31/2023 |
| Susquehanna International Group LLP | $923 | 12/31/2023 | |
| Call | 70,200 | $1,000 | 12/31/2023 |
| Put | 54,600 | $778 | 12/31/2023 |
| AMAM | 49,203 | $701 | 12/31/2023 |
| Renaissance Technologies LLC | 53,900 | $768 | 12/31/2023 |
| AMAM | 53,900 | $768 | 12/31/2023 |
| NWI Management LP | 53,645 | $764 | 12/31/2023 |
| AMAM | 53,645 | $764 | 12/31/2023 |
| Saturn V Capital Management LLC | 52,781 | $752 | 12/31/2023 |
| AMAM | 52,781 | $752 | 12/31/2023 |
| State Street Corp | 50,015 | $712 | 12/31/2023 |
| AMAM | 50,015 | $712 | 12/31/2023 |
| Altitude Crest Partners Inc. | 43,100 | $614 | 12/31/2023 |
| AMAM | 43,100 | $614 | 12/31/2023 |
| Sierra Summit Advisors LLC | 37,237 | $530 | 12/31/2023 |
| AMAM | 37,237 | $530 | 12/31/2023 |
| Bank of America Corp DE | 36,733 | $523 | 12/31/2023 |
| AMAM | 36,733 | $523 | 12/31/2023 |
| Fred Alger Management LLC | 32,886 | $468 | 12/31/2023 |
| AMAM | 32,886 | $468 | 12/31/2023 |
| Morgan Stanley | 25,276 | $360 | 12/31/2023 |
| AMAM | 25,276 | $360 | 12/31/2023 |
| Virtu Financial LLC | 20,386 | $290 | 12/31/2023 |
| AMAM | 20,386 | $290 | 12/31/2023 |
| GTS Securities LLC | $269 | 12/31/2023 | |
| Call | 18,900 | $269 | 12/31/2023 |
| Citigroup Inc. | 18,774 | $267 | 12/31/2023 |
| AMAM | 18,774 | $267 | 12/31/2023 |
| Bayesian Capital Management LP | 15,804 | $225 | 12/31/2023 |
| AMAM | 15,804 | $225 | 12/31/2023 |
| Squarepoint Ops LLC | 15,470 | $220 | 12/31/2023 |
| AMAM | 15,470 | $220 | 12/31/2023 |
| Old Well Partners LLC | 14,400 | $205 | 12/31/2023 |
| AMAM | 14,400 | $205 | 12/31/2023 |
| Engineers Gate Manager LP | 12,388 | $176 | 12/31/2023 |
| AMAM | 12,388 | $176 | 12/31/2023 |
| JPMorgan Chase & Co. | 12,312 | $175 | 12/31/2023 |
| AMAM | 12,312 | $175 | 12/31/2023 |
| Tudor Investment Corp Et Al | 10,800 | $154 | 12/31/2023 |
| AMAM | 10,800 | $154 | 12/31/2023 |
| Mirabella Financial Services LLP | 10,040 | $143 | 12/31/2023 |
| AMAM | 10,040 | $143 | 12/31/2023 |
| China Universal Asset Management Co. Ltd. | 7,303 | $104 | 12/31/2023 |
| AMAM | 7,303 | $104 | 12/31/2023 |
| Virtus ETF Advisers LLC | 6,878 | $98 | 12/31/2023 |
| AMAM | 6,878 | $98 | 12/31/2023 |
| Tower Research Capital LLC TRC | 5,614 | $80 | 12/31/2023 |
| AMAM | 5,614 | $80 | 12/31/2023 |
| UBS Group AG | 3,840 | $55 | 12/31/2023 |
| AMAM | 3,840 | $55 | 12/31/2023 |
| US Bancorp DE | 906 | $13 | 12/31/2023 |
| AMAM | 906 | $13 | 12/31/2023 |
| Daiwa Securities Group Inc. | 258 | $4 | 12/31/2023 |
| AMAM | 258 | $4 | 12/31/2023 |
| Proequities Inc. | $0 | 12/31/2023 | |
| Put | 0 | $0 | 12/31/2023 |
| AMAM | 0 | $0 | 12/31/2023 |
| Call | 0 | $0 | 12/31/2023 |
| Group One Trading L.P. | 38,800 | $-286 | 12/31/2023 |
| Put | 58,900 | $839 | 12/31/2023 |
| Call | 38,800 | $553 | 12/31/2023 |
See Summary: Institutional Holders of AMAM
See Details: Top 10 Hedge Funds Holding AMAM
Also See: AMAM Insider Buying
Also See: AMAM Holdings Changes
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