Q4 2023 · 13F-HR
Ikarian Capital, LLCholdings as filed
Filed 2024-02-14 · accession 0001420506-24-000473
$1.07B
Reported value
136
Positions
2023-12-31
Period end
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 501147102 | KRYS | KRYSTAL BIOTECH INC | $51.1M | 4.79% | 412,000 | PUT | SOLE |
| 23282W605 | CYTK | CYTOKINETICS INC | $50.4M | 4.72% | 603,500 | CALL | SOLE |
| 78464A870 | XBI | SPDR SER TR | $49.1M | 4.60% | 550,000 | PUT | SOLE |
| 532457108 | LLY | ELI LILLY & CO | $40.8M | 3.82% | 70,000 | PUT | SOLE |
| H17182108 | CRSP | CRISPR THERAPEUTICS AG | $40.7M | 3.81% | 649,400 | PUT | SOLE |
| 02043Q107 | ALNY | ALNYLAM PHARMACEUTICALS INC | $32.5M | 3.04% | 169,700 | CALL | SOLE |
| 04016X101 | ARGX | ARGENX SE | $29.7M | 2.78% | 78,100 | CALL | SOLE |
| 04016X101 | ARGX | ARGENX SE | $29.7M | 2.78% | 78,100 | PUT | SOLE |
| 04016X101 | ARGX | ARGENX SE | $26.5M | 2.48% | 70,000 | Common | SOLE |
| 22663K107 | CRNX | CRINETICS PHARMACEUTICALS IN | $24.2M | 2.27% | 680,370 | Common | SOLE |
| 834203309 | SLNO | SOLENO THERAPEUTICS INC | $23.8M | 2.22% | 590,243 | Common | SOLE |
| G72800108 | PRTA | PROTHENA CORP PLC | $21.8M | 2.04% | 600,000 | CALL | SOLE |
| 00287Y109 | ABBV | ABBVIE INC | $20.5M | 1.92% | 132,500 | CALL | SOLE |
| 78464A888 | XHB | SPDR SER TR | $19.1M | 1.79% | 200,000 | Common | SOLE |
| 03237H101 | AMLX | AMYLYX PHARMACEUTICALS INC | $19.1M | 1.79% | 1,298,400 | CALL | SOLE |
| 10806X102 | BBIO | BRIDGEBIO PHARMA INC | $19.1M | 1.79% | 473,126 | Common | SOLE |
| 670703107 | NUVL | NUVALENT INC | $19.0M | 1.78% | 258,142 | Common | SOLE |
| 02043Q107 | ALNY | ALNYLAM PHARMACEUTICALS INC | $18.9M | 1.77% | 98,600 | PUT | SOLE |
| 48576A100 | — | KARUNA THERAPEUTICS INC | $18.5M | 1.74% | 58,600 | CALL | SOLE |
| 803607100 | SRPT | SAREPTA THERAPEUTICS INC | $17.6M | 1.65% | 182,600 | CALL | SOLE |
| 516544103 | LNTH | LANTHEUS HLDGS INC | $16.7M | 1.57% | 270,000 | CALL | SOLE |
| G72800108 | PRTA | PROTHENA CORP PLC | $15.2M | 1.42% | 418,400 | PUT | SOLE |
| 00445A100 | — | ACELYRIN INC | $14.9M | 1.39% | 1,991,005 | Common | SOLE |
| 45253H101 | IMGNEUR | IMMUNOGEN INC | $13.5M | 1.27% | 456,800 | CALL | SOLE |
| 03237H101 | AMLX | AMYLYX PHARMACEUTICALS INC | $12.9M | 1.21% | 877,500 | Common | SOLE |
| 803607100 | SRPT | SAREPTA THERAPEUTICS INC | $12.8M | 1.20% | 132,640 | Common | SOLE |
| 45258J102 | IMVT | IMMUNOVANT INC | $12.7M | 1.19% | 300,700 | CALL | SOLE |
| 501147102 | KRYS | KRYSTAL BIOTECH INC | $12.4M | 1.16% | 100,000 | CALL | SOLE |
| 61559X104 | MLTX | MOONLAKE IMMUNOTHERAPEUTICS | $12.1M | 1.13% | 200,600 | PUT | SOLE |
| 03589W102 | ANNX | ANNEXON INC | $12.0M | 1.13% | 2,650,000 | Common | SOLE |
| 09077A106 | BMEA | BIOMEA FUSION INC | $11.3M | 1.06% | 777,600 | CALL | SOLE |
| 254604101 | IRON | DISC MEDICINE INC | $11.3M | 1.05% | 194,982 | Common | SOLE |
| 87650L103 | TARS | TARSUS PHARMACEUTICALS INC | $10.5M | 0.98% | 518,519 | Common | SOLE |
| 031162100 | AMGN | AMGEN INC | $10.1M | 0.94% | 35,000 | CALL | SOLE |
| 45258J102 | IMVT | IMMUNOVANT INC | $9.8M | 0.92% | 233,394 | Common | SOLE |
| 803607100 | SRPT | SAREPTA THERAPEUTICS INC | $9.8M | 0.92% | 101,800 | PUT | SOLE |
| 015271109 | ARE | ALEXANDRIA REAL ESTATE EQ IN | $9.3M | 0.87% | 73,300 | PUT | SOLE |
| 02083G100 | NVLSEUR | ALPINE IMMUNE SCIENCES INC | $9.3M | 0.87% | 487,248 | Common | SOLE |
| 30233G209 | EYPT | EYEPOINT PHARMACEUTICALS INC | $9.0M | 0.85% | 391,000 | CALL | SOLE |
| 03753U106 | APLSUSD | APELLIS PHARMACEUTICALS INC | $9.0M | 0.84% | 150,000 | CALL | SOLE |
| 218352102 | CORT | CORCEPT THERAPEUTICS INC | $8.8M | 0.83% | 271,300 | PUT | SOLE |
| 218352102 | CORT | CORCEPT THERAPEUTICS INC | $8.8M | 0.83% | 271,300 | CALL | SOLE |
| 30233G209 | EYPT | EYEPOINT PHARMACEUTICALS INC | $8.5M | 0.80% | 368,130 | Common | SOLE |
| 14888U101 | CPRX | CATALYST PHARMACEUTICALS INC | $8.5M | 0.80% | 505,862 | Common | SOLE |
| 56854Q200 | MRNS* | MARINUS PHARMACEUTICALS INC | $8.1M | 0.76% | 746,069 | Common | SOLE |
| 26818M108 | DYN | DYNE THERAPEUTICS INC | $8.1M | 0.76% | 607,600 | CALL | SOLE |
| 670703107 | NUVL | NUVALENT INC | $7.7M | 0.72% | 104,400 | CALL | SOLE |
| 03969F109 | RCUS | ARCUS BIOSCIENCES INC | $7.6M | 0.72% | 400,000 | CALL | SOLE |
| 74366E102 | PTGX | PROTAGONIST THERAPEUTICS INC | $7.3M | 0.68% | 319,000 | Common | SOLE |
| 09077A106 | BMEA | BIOMEA FUSION INC | $7.3M | 0.68% | 500,000 | PUT | SOLE |
| 77313F106 | RCKT | ROCKET PHARMACEUTICALS INC | $7.2M | 0.67% | 239,726 | Common | SOLE |
| 98420N105 | XENE | XENON PHARMACEUTICALS INC | $7.1M | 0.66% | 154,089 | PUT | SOLE |
| 45258J102 | IMVT | IMMUNOVANT INC | $6.9M | 0.65% | 164,700 | PUT | SOLE |
| 45114M109 | — | ICOSAVAX INC | $6.9M | 0.65% | 440,000 | Common | SOLE |
| 55234L105 | LYRAGBP | LYRA THERAPEUTICS INC | $6.6M | 0.62% | 1,254,384 | Common | SOLE |
| 30233G209 | EYPT | EYEPOINT PHARMACEUTICALS INC | $6.5M | 0.61% | 283,200 | PUT | SOLE |
| 54300N103 | — | LONGBOARD PHARMACEUTICALS IN | $5.9M | 0.55% | 979,462 | Common | SOLE |
| G50871105 | JAZZ | JAZZ PHARMACEUTICALS PLC | $5.1M | 0.48% | 41,800 | CALL | SOLE |
| 12674W109 | CABA | CABALETTA BIO INC | $4.9M | 0.46% | 216,620 | Common | SOLE |
| 36118A100 | — | FUSION PHARMACEUTICALS INC | $4.8M | 0.45% | 500,000 | Common | SOLE |
| 12674W109 | CABA | CABALETTA BIO INC | $4.5M | 0.43% | 200,000 | PUT | SOLE |
| 77313F106 | RCKT | ROCKET PHARMACEUTICALS INC | $4.5M | 0.42% | 150,000 | CALL | SOLE |
| 74006W207 | PRAX | PRAXIS PRECISION MEDICINES I | $4.5M | 0.42% | 200,000 | Common | SOLE |
| H17182108 | CRSP | CRISPR THERAPEUTICS AG | $4.4M | 0.41% | 70,546 | Common | SOLE |
| 60770K107 | MRNA | MODERNA INC | $4.4M | 0.41% | 44,300 | PUT | SOLE |
| 670002401 | NVAX | NOVAVAX INC | $4.4M | 0.41% | 913,200 | PUT | SOLE |
| 617760202 | MOR2 | MORPHOSYS AG | $4.0M | 0.37% | 400,000 | CALL | SOLE |
| 26818M108 | DYN | DYNE THERAPEUTICS INC | $3.8M | 0.36% | 285,900 | Common | SOLE |
| 46565G104 | 5E7 | ITEOS THERAPEUTICS INC | $3.8M | 0.36% | 346,471 | Common | SOLE |
| 670703107 | NUVL | NUVALENT INC | $3.6M | 0.33% | 48,400 | PUT | SOLE |
| 22663K107 | CRNX | CRINETICS PHARMACEUTICALS IN | $3.6M | 0.33% | 100,000 | CALL | SOLE |
| 670002401 | NVAX | NOVAVAX INC | $3.4M | 0.32% | 713,200 | CALL | SOLE |
| 26818M108 | DYN | DYNE THERAPEUTICS INC | $3.3M | 0.31% | 250,000 | PUT | SOLE |
| 00289Y206 | ABEO | ABEONA THERAPEUTICS INC | $3.0M | 0.28% | 600,000 | Common | SOLE |
| 28036F105 | EWTX | EDGEWISE THERAPEUTICS INC | $3.0M | 0.28% | 270,000 | Common | SOLE |
| 04635X102 | CATBUSD | ASTRIA THERAPEUTICS INC | $2.9M | 0.27% | 374,807 | Common | SOLE |
| 517125100 | LRMR | LARIMAR THERAPEUTICS INC | $2.7M | 0.26% | 602,868 | Common | SOLE |
| 45253H101 | IMGNEUR | IMMUNOGEN INC | $2.7M | 0.25% | 90,162 | Common | SOLE |
| 92915B106 | VYGR | VOYAGER THERAPEUTICS INC | $2.6M | 0.24% | 305,857 | Common | SOLE |
| 00445A100 | — | ACELYRIN INC | $2.5M | 0.24% | 336,900 | CALL | SOLE |
| 23282W605 | CYTK | CYTOKINETICS INC | $2.5M | 0.23% | 30,000 | Common | SOLE |
| 60770K107 | MRNA | MODERNA INC | $2.4M | 0.23% | 24,546 | Common | SOLE |
| 60255C885 | BRD1EUR | MIND MEDICINE MINDMED INC | $2.2M | 0.21% | 600,000 | Common | SOLE |
| 03753U106 | APLSUSD | APELLIS PHARMACEUTICALS INC | $2.1M | 0.19% | 34,361 | Common | SOLE |
| 87650L103 | TARS | TARSUS PHARMACEUTICALS INC | $2.0M | 0.19% | 100,000 | CALL | SOLE |
| 00791X100 | — | AEON BIOPHARMA INC | $1.9M | 0.17% | 257,977 | Common | SOLE |
| 67080N101 | NUVB | NUVATION BIO INC | $1.8M | 0.17% | 1,222,852 | Common | SOLE |
| 75974E103 | — | RENEO PHARMACEUTICALS INC | $1.7M | 0.16% | 1,082,600 | CALL | SOLE |
| G76279101 | ROIV | ROIVANT SCIENCES LTD | $1.7M | 0.16% | 151,821 | Common | SOLE |
| 05280R100 | AUTL | AUTOLUS THERAPEUTICS PLC | $1.7M | 0.16% | 262,694 | Common | SOLE |
| 09203E105 | BDTX | BLACK DIAMOND THERAPEUTICS I | $1.6M | 0.15% | 555,572 | Common | SOLE |
| 75382E109 | — | RAPT THERAPEUTICS INC | $1.5M | 0.14% | 58,800 | PUT | SOLE |
| 50015M109 | KOD | KODIAK SCIENCES INC | $1.3M | 0.12% | 412,881 | Common | SOLE |
| 00509G209 | ABOS | ACUMEN PHARMACEUTICALS INC | $1.2M | 0.11% | 315,265 | Common | SOLE |
| 21833P301 | CRBP | CORBUS PHARMACEUTICALS HLDGS | $1.2M | 0.11% | 195,899 | Common | SOLE |
| 19249H103 | CHRS | COHERUS BIOSCIENCES INC | $1.1M | 0.11% | 340,787 | Common | SOLE |
| N44821101 | IFRX | INFLARX NV | $1.1M | 0.11% | 688,604 | Common | SOLE |
| 880881107 | 430 | TERNS PHARMACEUTICALS INC | $1.1M | 0.10% | 165,480 | Common | SOLE |
| N90064101 | QURE | UNIQURE NV | $1.1M | 0.10% | 157,365 | Common | SOLE |
| 29664W105 | ESPR | ESPERION THERAPEUTICS INC NE | $1.0M | 0.09% | 337,636 | Common | SOLE |
| 05455M100 | — | AVROBIO INC | $976,833 | 0.09% | 718,259 | Common | SOLE |
| N71542109 | PRQR | PROQR THRAPEUTICS N V | $935,797 | 0.09% | 472,625 | Common | SOLE |
| 516544103 | LNTH | LANTHEUS HLDGS INC | $930,000 | 0.09% | 15,000 | Common | SOLE |
| 834203309 | SLNO | SOLENO THERAPEUTICS INC | $853,300 | 0.08% | 21,200 | CALL | SOLE |
| 49372L100 | — | KEZAR LIFE SCIENCES INC | $808,503 | 0.08% | 853,391 | Common | SOLE |
| 59935V107 | MIST | MILESTONE PHARMACEUTICALS IN | $772,922 | 0.07% | 462,828 | Common | SOLE |
| 75974E103 | — | RENEO PHARMACEUTICALS INC | $692,160 | 0.06% | 432,600 | PUT | SOLE |
| 4525EP101 | VTLUSD | IMMUNIC INC | $675,001 | 0.06% | 450,000 | CALL | SOLE |
| 75974E103 | — | RENEO PHARMACEUTICALS INC | $674,080 | 0.06% | 421,300 | Common | SOLE |
| 90240B106 | TYRA | TYRA BIOSCIENCES INC | $667,155 | 0.06% | 48,170 | Common | SOLE |
| 01671P100 | ALLKGUSD | ALLAKOS INC | $647,163 | 0.06% | 237,056 | Common | SOLE |
| 28623U101 | — | ELEVATION ONCOLOGY INC | $629,331 | 0.06% | 1,171,939 | Common | SOLE |
| 86366E106 | GPCR | STRUCTURE THERAPEUTICS INC | $591,998 | 0.06% | 14,524 | Common | SOLE |
| 92539P101 | — | VERVE THERAPEUTICS INC | $575,722 | 0.05% | 41,300 | PUT | SOLE |
| N44445109 | IMTX | IMMATICS N.V | $516,296 | 0.05% | 49,031 | Common | SOLE |
| 89237H209 | — | TRACON PHARMACEUTICALS INC | $484,244 | 0.05% | 2,765,530 | Common | SOLE |
| 87978U108 | OVASUSD | TEMPEST THERAPEUTICS INC | $464,640 | 0.04% | 105,600 | Common | SOLE |
| 43906K100 | HOOKGBP | HOOKIPA PHARMA INC | $429,929 | 0.04% | 530,776 | Common | SOLE |
| 034569103 | ANEB | ANEBULO PHARMACEUTICALS INC | $382,026 | 0.04% | 157,862 | Common | SOLE |
| 74365U107 | TARA | PROTARA THERAPEUTICS INC | $352,802 | 0.03% | 188,664 | Common | SOLE |
| 48576U106 | KPTIEUR | KARYOPHARM THERAPEUTICS INC | $346,000 | 0.03% | 400,000 | Common | SOLE |
| 23282W605 | CYTK | CYTOKINETICS INC | $292,215 | 0.03% | 3,500 | PUT | SOLE |
| 925050106 | VRNA | VERONA PHARMA PLC | $257,302 | 0.02% | 367,468 | Common | SOLE |
| H17182108 | CRSP | CRISPR THERAPEUTICS AG | $244,140 | 0.02% | 3,900 | CALL | SOLE |
| 75955J402 | RLMD | RELMADA THERAPEUTICS INC | $167,128 | 0.02% | 40,369 | Common | SOLE |
| 16385C104 | — | CHEMOMAB THERAPEUTICS LTD | $108,829 | 0.01% | 213,392 | Common | SOLE |
| 87166L209 | SYBX | SYNLOGIC INC | $78,726 | 0.01% | 20,448 | Common | SOLE |
| 86150R107 | STOK | STOKE THERAPEUTICS INC | $63,731 | 0.01% | 12,116 | Common | SOLE |
| 03615A108 | ANVS | ANNOVIS BIO INC | $63,580 | 0.01% | 3,400 | PUT | SOLE |
| 31773D200 | FNCHQ | FINCH THERAPEUTICS GROUP INC | $24,881 | 0.00% | 6,892 | Common | SOLE |
| 10501E201 | BCLIEUR | BRAINSTORM CELL THERAPEUTICS | $24,636 | 0.00% | 90,242 | Common | SOLE |
| 00461U105 | ACRS | ACLARIS THERAPEUTICS INC | $20,456 | 0.00% | 19,482 | Common | SOLE |
| 92332V107 | VTYXUSD | VENTYX BIOSCIENCES INC | $14,607 | 0.00% | 5,914 | Common | SOLE |
| 15117B202 | CLDX | CELLDEX THERAPEUTICS INC NEW | $7,932 | 0.00% | 200 | PUT | SOLE |
| 04522R200 | — | ASLAN PHARMACEUTICALS LTD | $6,531 | 0.00% | 35,420 | Common | SOLE |
| 457669307 | INSM | INSMED INC | $6,198 | 0.00% | 200 | CALL | SOLE |
Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.