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13F-HR filed by EcoR1 Capital, LLC

EcoR1 Capital, LLC filed this 13F-HR for the quarter ended 2020-03-31, filed 2020-05-15, with 51 holding rows worth $957,232,000.

Accession
0001567619-20-010491
Filed
2020-05-15
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2020

A holdings report, 51 entries on the cover page, a total value of $957,232,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $957,232,000 with VALUE read as thousands by filing date, 13F file number 028-16764. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
PROTHENA CORP PLC SHSG72800108Stock9,426,640$100,865,000thousands by filing date
XENCOR INC98401F105COMMON STOCK2,501,557$74,747,000thousands by filing date
ARVINAS INC04335A105COM1,528,031$61,580,000thousands by filing date
DICERNA PHARMACEUTICALS INC253031108COM3,346,301$61,472,000thousands by filing date
FATE THERAPEUTICS INC31189P102COM2,341,875$52,013,000thousands by filing date
IRONWOOD PHARMACEUTICALS INC46333X108COMMON STOCK4,393,236$44,328,000thousands by filing date
ANAPTYSBIO INC032724106COM3,036,014$42,899,000thousands by filing date
NEOLEUKIN THERAPEUTICS INC64049K104COM3,693,203$42,029,000thousands by filing date
MORPHIC HLDG INC61775R105COM2,823,141$41,444,000thousands by filing date
ASSEMBLY BIOSCIENCES INC045396108COM2,590,680$38,420,000thousands by filing date
KURA ONCOLOGY INC COM50127T109Stock3,511,690$34,941,000thousands by filing date
FIBROGEN INC31572Q808COM882,138$30,654,000thousands by filing date
INNATE PHARMA S A45781K204SPONSORED ADS4,465,668$29,831,000thousands by filing date
MIRATI THERAPEUTICS INC60468T105COM357,849$27,508,000thousands by filing date
PREVAIL THERAPEUTICS INC74140Y101COM2,248,306$27,407,000thousands by filing date
PUMA BIOTECHNOLOGY INC74587V107COMMON STOCK2,536,156$21,405,000thousands by filing date
MERUS N VN5749R100COM1,715,962$20,763,000thousands by filing date
ATRECA INC04965G109COM1,106,180$18,307,000thousands by filing date
ULTRAGENYX PHARMACEUTICAL IN90400D108COM371,208$16,493,000thousands by filing date
SANGAMO THERAPEUTICS INC800677106COM2,308,079$14,702,000thousands by filing date
GENMAB A/S372303206Ordinary Shares, nominal value DKK 1 per share653,981$13,858,000thousands by filing date
ACADIA PHARMACEUTICALS INC004225108COM323,889$13,684,000thousands by filing date
DENALI THERAPEUTICS INC COM24823R105Stock698,101$12,224,000thousands by filing date
AMICUS THERAPEUTICS INC03152W109COM1,249,611$11,546,000thousands by filing date
SELECTA BIOSCIENCES INC816212104COM4,597,701$11,080,000thousands by filing date
IONIS PHARMACEUTICALS INC COM462222100Stock208,609$9,863,000thousands by filing date
VIR BIOTECHNOLOGY INC92764N102COM270,418$9,267,000thousands by filing date
ZIOPHARM ONCOLOGY INC98973P101COM3,750,000$9,188,000thousands by filing date
VERASTEM INC92337C104COM3,255,813$8,595,000thousands by filing date
BRISTOL-MYERS SQUIBB CO110122157RIGHT 99/99/99992,248,300$8,544,000thousands by filing date
CYCLERION THERAPEUTICS INC23255M105COM2,742,276$7,267,000thousands by filing date
CHIASMA INC16706W102COM1,512,627$5,521,000thousands by filing date
CRINETICS PHARMACEUTICALS INC COM22663K107Stock350,000$5,145,000thousands by filing date
EXICURE INC30205M101COM2,841,301$4,205,000thousands by filing date
ARCUS BIOSCIENCES INC03969F109COM292,100$4,054,000thousands by filing date
SAVARA INC805111101COM1,432,664$3,037,000thousands by filing date
LIFESCI ACQUISITION CORP53228P208UNIT 03/31/2025300,000$3,000,000thousands by filing date
SURFACE ONCOLOGY INC86877M209COM1,274,463$2,383,000thousands by filing date
ACLARIS THERAPEUTICS INC COM00461U105Stock2,087,312$2,171,000thousands by filing date
CORVUS PHARMACEUTICALS INC221015100COM737,612$1,556,000thousands by filing date
ZYMEWORKS INC98985W102COM41,407$1,469,000thousands by filing date
CRISPR THERAPEUTICS AG NAMEN AKTH17182108Stock30,510$1,294,000thousands by filing date
MEIRAGTX HOLDINGS PLCG59665102COMMON STOCK94,819$1,274,000thousands by filing date
TRILLIUM THERAPEUTICS INC COM NEW89620X506Stock291,997$1,180,000thousands by filing date
XOMA ROYALTY CORPORATION98419J206COMMON STOCK50,809$1,034,000thousands by filing date
REGULUS THERAPEUTICS INC75915K200COM NEW1,886,812$870,000thousands by filing date
BLUEPRINT MEDICINES CORP09627Y109COM13,946$816,000thousands by filing date
PIERIS PHARMACEUTICALS INC720795103COM264,166$602,000thousands by filing date
FIVE PRIME THERAPEUTICS INC.33830X104Common Stock256,075$581,000thousands by filing date
EXELIXIS INC COM30161Q104Stock6,269$108,000thousands by filing date
CYTOMX THERAPEUTICS INC23284F105COMMON STOCK1,101$8,000thousands by filing date

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001567619-20-010491this filing2020-05-15acceptance time not in the bulk data set