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13F-HR filed by EcoR1 Capital, LLC

EcoR1 Capital, LLC filed this 13F-HR for the quarter ended 2018-06-30, filed 2018-08-14, with 33 holding rows worth $1,050,374,000.

Accession
0001567619-18-000858
Filed
2018-08-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q2 2018

A holdings report, 35 entries on the cover page, a total value of $1,050,374,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $1,050,372,000 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
FIBROGEN INC31572Q808COM2,017,250$126,280,000thousands by filing date
IRONWOOD PHARMACEUTICALS INC46333X108COMMON STOCK6,250,073$119,501,000thousands by filing date
ASSEMBLY BIOSCIENCES INC045396108COM2,943,164$115,401,000thousands by filing date
ASCENDIS PHARMA A/S DKK 1.0 AD04351P101SPONSORED ADR1,464,067$97,390,000thousands by filing date
KURA ONCOLOGY INC COM50127T109Stock3,904,675$71,065,000thousands by filing date
MADRIGAL PHARMACEUTICALS INC COM558868105Stock199,500$55,798,000thousands by filing date
CELGENE CORP151020904COM585,000$46,461,000thousands by filing datecall
SCHOLAR ROCK HLDG CORP80706P103COM2,671,161$41,670,000thousands by filing date
DICERNA PHARMACEUTICALS INC253031108COM2,961,147$36,274,000thousands by filing date
MACROGENICS INC556099109COM1,450,606$29,955,000thousands by filing date
ASCENDIS PHARMA A/S04351P901CALL447,000$29,735,000thousands by filing datecall
ARCUS BIOSCIENCES INC03969F109COM2,236,387$27,373,000thousands by filing date
UNITY BIOTECHNOLOGY INC91381U101COM1,680,644$25,310,000thousands by filing date
KEZAR LIFE SCIENCES INC49372L100COM1,272,198$22,009,000thousands by filing date
FIBROGEN INC31572Q908CALL350,000$21,910,000thousands by filing datecall
SANGAMO THERAPEUTICS INC800677106COM1,509,671$21,437,000thousands by filing date
DIANTHUS THERAPEUTICS INC COM55910K108Stock1,538,088$20,764,000thousands by filing date
GILEAD SCIENCES INC375558903COM292,600$20,728,000thousands by filing datecall
IMMUNE DESIGN CORP.45252L103Common Stock4,437,600$20,191,000thousands by filing date
WAVE LIFE SCIENCES LTD SHSY95308105Stock412,871$15,792,000thousands by filing date
SURFACE ONCOLOGY INC86877M209COM890,808$14,529,000thousands by filing date
EIGER BIOPHARMACEUTICALS INC28249U105COM1,039,500$12,682,000thousands by filing date
IRONWOOD PHARMACEUTICALS INC46333X908COM CL A577,600$11,044,000thousands by filing datecall
ACHILLION PHARMACEUTICALS IN00448Q201COM3,887,407$11,001,000thousands by filing date
KADMON HLDGS INC48283N106COM2,500,000$9,975,000thousands by filing date
ASSEMBLY BIOSCIENCES INC045396908CALL148,100$5,807,000thousands by filing datecall
DBV TECHNOLOGIES S A23306J101ADR298,100$5,750,000thousands by filing date
CORVUS PHARMACEUTICALS INC221015100COM450,400$4,945,000thousands by filing date
AQUINOX PHARMACEUTICALS INC03842B101COM1,150,000$3,048,000thousands by filing date
ONCONOVA THERAPEUTICS INC COM PAR68232V306Stock7,500,000$3,034,000thousands by filing date
PHAXIAM THERAPEUTICS S A29604W108SPONSORED ADR153,964$1,734,000thousands by filing date
APTINYX INC03836N103COM41,037$992,000thousands by filing date
INFINITY PHARMACEUTICALS INC45665G303COM412,000$787,000thousands by filing date

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001567619-18-000858this filing2018-08-14acceptance time not in the bulk data set