HoldingsChannel.com
On this page, we present all of the funds holding ALPN from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding ALPN, with a link to that fund's top holdings. The next columns indicate the amount of ALPN stock held by each of the funds holding ALPN, followed by the ALPN position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 137 funds holding ALPN within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Decheng Capital LLC. For more details on the positions held by Decheng Capital LLC (or by any of the other funds holding ALPN), click the fund name in the "Holder" column of the funds-holding-ALPN table below.
| Holder | Amount | Position Size ($ in 1000's) | As of |
|---|---|---|---|
 Decheng Capital LLC | 7,083,288 | $135,007 | 12/31/2023 |
| ALPN | 7,083,288 | $135,007 | 12/31/2023 |
| RA Capital Management L.P. | 4,909,763 | $93,580 | 12/31/2023 |
| ALPN | 4,909,763 | $93,580 | 12/31/2023 |
| Lynx1 Capital Management LP | 3,813,926 | $72,693 | 12/31/2023 |
| ALPN | 3,813,926 | $72,693 | 12/31/2023 |
| Great Point Partners LLC | 3,703,433 | $70,587 | 12/31/2023 |
| ALPN | 3,703,433 | $70,587 | 12/31/2023 |
| Paradigm Biocapital Advisors LP | 3,176,743 | $60,549 | 12/31/2023 |
| ALPN | 3,176,743 | $60,549 | 12/31/2023 |
| Frazier Life Sciences Management L.P. | 3,131,008 | $59,677 | 12/31/2023 |
| ALPN | 3,131,008 | $59,677 | 12/31/2023 |
| BlackRock Inc. | 3,058,498 | $58,295 | 12/31/2023 |
| ALPN | 3,058,498 | $58,295 | 12/31/2023 |
| Cormorant Asset Management LP | 2,550,000 | $48,603 | 12/31/2023 |
| ALPN | 2,550,000 | $48,603 | 12/31/2023 |
| Orbimed Advisors LLC | 2,535,245 | $48,322 | 12/31/2023 |
| ALPN | 2,535,245 | $48,322 | 12/31/2023 |
| Vanguard Group Inc. | 2,234,767 | $42,595 | 12/31/2023 |
| ALPN | 2,234,767 | $42,595 | 12/31/2023 |
| Price T Rowe Associates Inc. MD | 1,687,278 | $32,161 | 12/31/2023 |
| ALPN | 1,687,278 | $32,161 | 12/31/2023 |
| Commodore Capital LP | 1,610,000 | $30,687 | 12/31/2023 |
| ALPN | 1,610,000 | $30,687 | 12/31/2023 |
| State Street Corp | 1,390,029 | $26,494 | 12/31/2023 |
| ALPN | 1,390,029 | $26,494 | 12/31/2023 |
| Octagon Capital Advisors LP | 1,241,300 | $23,659 | 12/31/2023 |
| ALPN | 1,241,300 | $23,659 | 12/31/2023 |
| Franklin Resources Inc. | 1,220,333 | $23,260 | 12/31/2023 |
| ALPN | 1,220,333 | $23,260 | 12/31/2023 |
| Vivo Capital LLC | 520,505 | $20,794 | 03/31/2024 |
| ALPN | 520,505 | $20,794 | 03/31/2024 |
| Woodline Partners LP | 1,000,106 | $19,062 | 12/31/2023 |
| ALPN | 1,000,106 | $19,062 | 12/31/2023 |
 Citadel Advisors LLC | $16,815 | 12/31/2023 | |
| ALPN | 875,257 | $16,682 | 12/31/2023 |
| Call | 7,300 | $139 | 12/31/2023 |
| Put | 300 | $6 | 12/31/2023 |
| Geode Capital Management LLC | 764,347 | $14,571 | 12/31/2023 |
| ALPN | 764,347 | $14,571 | 12/31/2023 |
| Morgan Stanley | 718,741 | $13,699 | 12/31/2023 |
| ALPN | 718,741 | $13,699 | 12/31/2023 |
| Adage Capital Partners GP L.L.C. | 714,590 | $13,620 | 12/31/2023 |
| ALPN | 714,590 | $13,620 | 12/31/2023 |
| Bank of New York Mellon Corp | 325,943 | $12,920 | 03/31/2024 |
| ALPN | 325,943 | $12,920 | 03/31/2024 |
| Janus Henderson Group PLC | 583,239 | $11,117 | 12/31/2023 |
| ALPN | 583,239 | $11,117 | 12/31/2023 |
| Ikarian Capital LLC | 487,248 | $9,287 | 12/31/2023 |
| ALPN | 487,248 | $9,287 | 12/31/2023 |
| Candriam Luxembourg S.C.A. | 470,000 | $8,959 | 12/31/2023 |
| ALPN | 470,000 | $8,959 | 12/31/2023 |
| Two Sigma Investments LP | 378,413 | $7,213 | 12/31/2023 |
| ALPN | 378,413 | $7,213 | 12/31/2023 |
| Walleye Capital LLC | 365,940 | $6,975 | 12/31/2023 |
| ALPN | 365,940 | $6,975 | 12/31/2023 |
| Ally Bridge Group NY LLC | 357,271 | $6,810 | 12/31/2023 |
| ALPN | 357,271 | $6,810 | 12/31/2023 |
| Silverarc Capital Management LLC | 297,789 | $5,676 | 12/31/2023 |
| ALPN | 297,789 | $5,676 | 12/31/2023 |
| Charles Schwab Investment Management Inc. | 297,452 | $5,669 | 12/31/2023 |
| ALPN | 297,452 | $5,669 | 12/31/2023 |
| Northern Trust Corp | 296,695 | $5,655 | 12/31/2023 |
| ALPN | 296,695 | $5,655 | 12/31/2023 |
| D. E. Shaw & Co. Inc. | 295,542 | $5,633 | 12/31/2023 |
| ALPN | 295,542 | $5,633 | 12/31/2023 |
| Millennium Management LLC | 273,066 | $5,205 | 12/31/2023 |
| ALPN | 273,066 | $5,205 | 12/31/2023 |
| Two Sigma Advisers LP | 264,075 | $5,033 | 12/31/2023 |
| ALPN | 264,075 | $5,033 | 12/31/2023 |
| Nan Fung Group Holdings Ltd | 263,940 | $5,031 | 12/31/2023 |
| ALPN | 263,940 | $5,031 | 12/31/2023 |
| StemPoint Capital LP | 246,178 | $4,692 | 12/31/2023 |
| ALPN | 246,178 | $4,692 | 12/31/2023 |
| Invesco Ltd. | 241,776 | $4,608 | 12/31/2023 |
| ALPN | 241,776 | $4,608 | 12/31/2023 |
| FMR LLC | 238,546 | $4,547 | 12/31/2023 |
| ALPN | 238,546 | $4,547 | 12/31/2023 |
| Sphera Funds Management LTD. | 234,841 | $4,476 | 12/31/2023 |
| ALPN | 234,841 | $4,476 | 12/31/2023 |
| Dimensional Fund Advisors LP | 233,881 | $4,458 | 12/31/2023 |
| ALPN | 233,881 | $4,458 | 12/31/2023 |
| Voloridge Investment Management LLC | 233,750 | $4,455 | 12/31/2023 |
| ALPN | 233,750 | $4,455 | 12/31/2023 |
| Marshall Wace LLP | 221,118 | $4,215 | 12/31/2023 |
| ALPN | 221,118 | $4,215 | 12/31/2023 |
| Renaissance Technologies LLC | 216,685 | $4,130 | 12/31/2023 |
| ALPN | 216,685 | $4,130 | 12/31/2023 |
| ExodusPoint Capital Management LP | 208,974 | $3,983 | 12/31/2023 |
| ALPN | 208,974 | $3,983 | 12/31/2023 |
| Qube Research & Technologies Ltd | 205,766 | $3,922 | 12/31/2023 |
| ALPN | 205,766 | $3,922 | 12/31/2023 |
| Goldman Sachs Group Inc. | 197,944 | $3,773 | 12/31/2023 |
| ALPN | 197,944 | $3,773 | 12/31/2023 |
| Hudson Bay Capital Management LP | 197,019 | $3,755 | 12/31/2023 |
| ALPN | 197,019 | $3,755 | 12/31/2023 |
| Exome Asset Management LLC | 173,500 | $3,307 | 12/31/2023 |
| ALPN | 173,500 | $3,307 | 12/31/2023 |
| EAM Investors LLC | 162,685 | $3,101 | 12/31/2023 |
| ALPN | 162,685 | $3,101 | 12/31/2023 |
| Raymond James Financial Services Advisors Inc. | 76,508 | $3,033 | 03/31/2024 |
| ALPN | 76,508 | $3,033 | 03/31/2024 |
| Jennison Associates LLC | 141,095 | $2,689 | 12/31/2023 |
| ALPN | 141,095 | $2,689 | 12/31/2023 |
| Ensign Peak Advisors Inc | 129,975 | $2,477 | 12/31/2023 |
| ALPN | 129,975 | $2,477 | 12/31/2023 |
| Nuveen Asset Management LLC | 129,966 | $2,477 | 12/31/2023 |
| ALPN | 129,966 | $2,477 | 12/31/2023 |
| Deutsche Bank AG | 129,479 | $2,468 | 12/31/2023 |
| ALPN | 129,479 | $2,468 | 12/31/2023 |
| Boothbay Fund Management LLC | 116,823 | $2,227 | 12/31/2023 |
| ALPN | 116,823 | $2,227 | 12/31/2023 |
| Wellington Management Group LLP | 109,882 | $2,094 | 12/31/2023 |
| ALPN | 109,882 | $2,094 | 12/31/2023 |
| BNP Paribas Arbitrage SA | 106,941 | $2,038 | 12/31/2023 |
| ALPN | 106,941 | $2,038 | 12/31/2023 |
| Jefferies Financial Group Inc. | 100,152 | $1,909 | 12/31/2023 |
| ALPN | 100,152 | $1,909 | 12/31/2023 |
| Laurion Capital Management LP | 97,200 | $1,853 | 12/31/2023 |
| ALPN | 97,200 | $1,853 | 12/31/2023 |
| Bank of America Corp DE | 91,766 | $1,749 | 12/31/2023 |
| ALPN | 91,766 | $1,749 | 12/31/2023 |
| Barclays PLC | 80,297 | $1,531 | 12/31/2023 |
| ALPN | 80,297 | $1,531 | 12/31/2023 |
| Rafferty Asset Management LLC | 80,162 | $1,528 | 12/31/2023 |
| ALPN | 80,162 | $1,528 | 12/31/2023 |
| Altium Capital Management LP | 78,723 | $1,500 | 12/31/2023 |
| ALPN | 78,723 | $1,500 | 12/31/2023 |
| Monashee Investment Management LLC | 74,792 | $1,426 | 12/31/2023 |
| ALPN | 74,792 | $1,426 | 12/31/2023 |
| Jane Street Group LLC | 69,453 | $1,324 | 12/31/2023 |
| ALPN | 69,453 | $1,324 | 12/31/2023 |
| UBS Group AG | 65,807 | $1,254 | 12/31/2023 |
| ALPN | 65,807 | $1,254 | 12/31/2023 |
| Ghisallo Capital Management LLC | 65,000 | $1,239 | 12/31/2023 |
| ALPN | 65,000 | $1,239 | 12/31/2023 |
| Swiss National Bank | 57,200 | $1,090 | 12/31/2023 |
| ALPN | 57,200 | $1,090 | 12/31/2023 |
| Jump Financial LLC | 55,720 | $1,062 | 12/31/2023 |
| ALPN | 55,720 | $1,062 | 12/31/2023 |
| Trexquant Investment LP | 53,780 | $1,025 | 12/31/2023 |
| ALPN | 53,780 | $1,025 | 12/31/2023 |
| Artal Group S.A. | 50,759 | $967 | 12/31/2023 |
| ALPN | 50,759 | $967 | 12/31/2023 |
| Cubist Systematic Strategies LLC | 48,670 | $928 | 12/31/2023 |
| ALPN | 48,670 | $928 | 12/31/2023 |
| Rhumbline Advisers | 43,721 | $833 | 12/31/2023 |
| ALPN | 43,721 | $833 | 12/31/2023 |
| Banque Cantonale Vaudoise | 20,129 | $798 | 03/31/2024 |
| ALPN | 20,129 | $798 | 03/31/2024 |
| Prelude Capital Management LLC | 41,500 | $791 | 12/31/2023 |
| ALPN | 41,500 | $791 | 12/31/2023 |
| AWM Investment Company Inc. | 40,000 | $762 | 12/31/2023 |
| ALPN | 40,000 | $762 | 12/31/2023 |
| HighVista Strategies LLC | 39,861 | $760 | 12/31/2023 |
| ALPN | 39,861 | $760 | 12/31/2023 |
| Alps Advisors Inc. | 39,591 | $755 | 12/31/2023 |
| ALPN | 39,591 | $755 | 12/31/2023 |
| ClariVest Asset Management LLC | 38,800 | $740 | 12/31/2023 |
| ALPN | 38,800 | $740 | 12/31/2023 |
| Citigroup Inc. | 35,777 | $682 | 12/31/2023 |
| ALPN | 35,777 | $682 | 12/31/2023 |
| TD Asset Management Inc. | 33,200 | $633 | 12/31/2023 |
| ALPN | 33,200 | $633 | 12/31/2023 |
| JPMorgan Chase & Co. | 33,074 | $630 | 12/31/2023 |
| ALPN | 33,074 | $630 | 12/31/2023 |
| California State Teachers Retirement System | 31,163 | $594 | 12/31/2023 |
| ALPN | 31,163 | $594 | 12/31/2023 |
| Alliancebernstein L.P. | 30,040 | $573 | 12/31/2023 |
| ALPN | 30,040 | $573 | 12/31/2023 |
| HighPoint Advisor Group LLC | 15,190 | $570 | 12/31/2023 |
| ALPN | 15,190 | $570 | 12/31/2023 |
| State of Wisconsin Investment Board | 28,949 | $552 | 12/31/2023 |
| ALPN | 28,949 | $552 | 12/31/2023 |
| Algert Global LLC | 28,290 | $539 | 12/31/2023 |
| ALPN | 28,290 | $539 | 12/31/2023 |
| AQR Capital Management LLC | 26,970 | $514 | 12/31/2023 |
| ALPN | 26,970 | $514 | 12/31/2023 |
| Credit Suisse AG | 26,744 | $510 | 12/31/2023 |
| ALPN | 26,744 | $510 | 12/31/2023 |
| The Manufacturers Life Insurance Company | 26,778 | $510 | 12/31/2023 |
| ALPN | 26,778 | $510 | 12/31/2023 |
| Legal & General Group Plc | 26,263 | $501 | 12/31/2023 |
| ALPN | 26,263 | $501 | 12/31/2023 |
| Walleye Trading LLC | 25,596 | $488 | 12/31/2023 |
| ALPN | 25,596 | $488 | 12/31/2023 |
| Occudo Quantitative Strategies LP | 25,554 | $487 | 12/31/2023 |
| ALPN | 25,554 | $487 | 12/31/2023 |
| Capstone Investment Advisors LLC | 25,289 | $482 | 12/31/2023 |
| ALPN | 25,289 | $482 | 12/31/2023 |
| Driehaus Capital Management LLC | 23,566 | $449 | 12/31/2023 |
| ALPN | 23,566 | $449 | 12/31/2023 |
| Sei Investments Co. | 23,211 | $442 | 12/31/2023 |
| ALPN | 23,211 | $442 | 12/31/2023 |
| Susquehanna International Group LLP | 22,775 | $434 | 12/31/2023 |
| ALPN | 22,775 | $434 | 12/31/2023 |
| Ziegler Capital Management LLC | 22,383 | $427 | 12/31/2023 |
| ALPN | 22,383 | $427 | 12/31/2023 |
| Squarepoint Ops LLC | 21,878 | $417 | 12/31/2023 |
| ALPN | 21,878 | $417 | 12/31/2023 |
| Mesirow Financial Investment Management Inc. | 10,058 | $399 | 03/31/2024 |
| ALPN | 10,058 | $399 | 03/31/2024 |
| Mirae Asset Global Investments Co. Ltd. | 20,177 | $385 | 12/31/2023 |
| ALPN | 20,177 | $385 | 12/31/2023 |
| Corton Capital Inc. | 16,934 | $323 | 12/31/2023 |
| ALPN | 16,934 | $323 | 12/31/2023 |
| MetLife Investment Management LLC | 16,818 | $321 | 12/31/2023 |
| ALPN | 16,818 | $321 | 12/31/2023 |
| Zurcher Kantonalbank Zurich Cantonalbank | 8,006 | $317 | 03/31/2024 |
| ALPN | 8,006 | $317 | 03/31/2024 |
| American International Group Inc. | 16,185 | $308 | 12/31/2023 |
| ALPN | 16,185 | $308 | 12/31/2023 |
| New York State Common Retirement Fund | 14,875 | $284 | 12/31/2023 |
| ALPN | 14,875 | $284 | 12/31/2023 |
| Profund Advisors LLC | 13,438 | $256 | 12/31/2023 |
| ALPN | 13,438 | $256 | 12/31/2023 |
| Allspring Global Investments Holdings LLC | 6,414 | $254 | 03/31/2024 |
| ALPN | 6,414 | $254 | 03/31/2024 |
| Voya Investment Management LLC | 13,053 | $249 | 12/31/2023 |
| ALPN | 13,053 | $249 | 12/31/2023 |
| Hikari Power Ltd | 12,445 | $237 | 12/31/2023 |
| ALPN | 12,445 | $237 | 12/31/2023 |
| UBS Asset Management Americas Inc. | 12,009 | $229 | 12/31/2023 |
| ALPN | 12,009 | $229 | 12/31/2023 |
| Western Wealth Management LLC | 12,000 | $229 | 12/31/2023 |
| ALPN | 12,000 | $229 | 12/31/2023 |
| Connor Clark & Lunn Investment Management Ltd. | 11,909 | $227 | 12/31/2023 |
| ALPN | 11,909 | $227 | 12/31/2023 |
| Royal Bank of Canada | 10,144 | $193 | 12/31/2023 |
| ALPN | 10,144 | $193 | 12/31/2023 |
| Wells Fargo & Company MN | 9,236 | $176 | 12/31/2023 |
| ALPN | 9,236 | $176 | 12/31/2023 |
| Point72 Middle East FZE | 7,900 | $151 | 12/31/2023 |
| ALPN | 7,900 | $151 | 12/31/2023 |
| China Universal Asset Management Co. Ltd. | 6,723 | $128 | 12/31/2023 |
| ALPN | 6,723 | $128 | 12/31/2023 |
| Tower Research Capital LLC TRC | 5,490 | $105 | 12/31/2023 |
| ALPN | 5,490 | $105 | 12/31/2023 |
| Lazard Asset Management LLC | 5,408 | $103 | 12/31/2023 |
| ALPN | 5,408 | $103 | 12/31/2023 |
| Virtus ETF Advisers LLC | 4,904 | $93 | 12/31/2023 |
| ALPN | 4,904 | $93 | 12/31/2023 |
| Ameritas Investment Partners Inc. | 3,371 | $64 | 12/31/2023 |
| ALPN | 3,371 | $64 | 12/31/2023 |
| AJOVista LLC | 3,371 | $64 | 12/31/2023 |
| ALPN | 3,371 | $64 | 12/31/2023 |
| ADAR1 Capital Management LLC | 3,027 | $58 | 12/31/2023 |
| ALPN | 3,027 | $58 | 12/31/2023 |
| Amalgamated Bank | 1,298 | $51 | 03/31/2024 |
| ALPN | 1,298 | $51 | 03/31/2024 |
| Simplex Trading LLC | $48 | 03/31/2024 | |
| ALPN | 21,123 | $837 | 03/31/2024 |
| Put | 20,200 | $800 | 03/31/2024 |
| Call | 300 | $11 | 03/31/2024 |
| Metropolitan Life Insurance Co NY | 1,743 | $33 | 12/31/2023 |
| ALPN | 1,743 | $33 | 12/31/2023 |
| Aquatic Capital Management LLC | 1,400 | $27 | 12/31/2023 |
| ALPN | 1,400 | $27 | 12/31/2023 |
| Advisor Group Holdings Inc. | 618 | $12 | 12/31/2023 |
| ALPN | 618 | $12 | 12/31/2023 |
| GWM Advisors LLC | 469 | $9 | 12/31/2023 |
| ALPN | 469 | $9 | 12/31/2023 |
| Bfsg LLC | 175 | $7 | 03/31/2024 |
| ALPN | 175 | $7 | 03/31/2024 |
| Federated Hermes Inc. | 365 | $7 | 12/31/2023 |
| ALPN | 365 | $7 | 12/31/2023 |
| Daiwa Securities Group Inc. | 238 | $5 | 12/31/2023 |
| ALPN | 238 | $5 | 12/31/2023 |
| GAMMA Investing LLC | 43 | $2 | 03/31/2024 |
| ALPN | 43 | $2 | 03/31/2024 |
| EntryPoint Capital LLC | 107 | $2 | 12/31/2023 |
| ALPN | 107 | $2 | 12/31/2023 |
| Proequities Inc. | $0 | 12/31/2023 | |
| Put | 0 | $0 | 12/31/2023 |
| ALPN | 0 | $0 | 12/31/2023 |
| Call | 0 | $0 | 12/31/2023 |
| Nisa Investment Advisors LLC | 12 | $0 | 12/31/2023 |
| ALPN | 12 | $0 | 12/31/2023 |
| Farther Finance Advisors LLC | 20 | $0 | 12/31/2023 |
| ALPN | 20 | $0 | 12/31/2023 |
| Group One Trading L.P. | 274 | $-14 | 12/31/2023 |
| Put | 1,000 | $19 | 12/31/2023 |
| ALPN | 274 | $5 | 12/31/2023 |
See Summary: Institutional Holders of ALPN
See Details: Top 10 Hedge Funds Holding ALPN
Also See: ALPN Insider Buying
Also See: ALPN Holdings Changes
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