Spark Investment Management LLC - ALPINE IMMUNE SCIENCES INC ownership

ALPINE IMMUNE SCIENCES INC's ticker is ALPN and the CUSIP is 02083G100. A total of 27 filers reported holding ALPINE IMMUNE SCIENCES INC in Q4 2017. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Spark Investment Management LLC ownership history of ALPINE IMMUNE SCIENCES INC
ValueSharesWeighting
Q1 2018$108,000
-41.6%
13,600
-18.1%
0.01%
-30.0%
Q4 2017$185,000
-47.6%
16,600
-45.6%
0.01%
-47.4%
Q3 2017$353,00030,5000.02%
Other shareholders
ALPINE IMMUNE SCIENCES INC shareholders Q4 2017
NameSharesValueWeighting ↓
Lynx1 Capital Management LP 3,056,420$22,006,00019.85%
Decheng Capital Management III (Cayman), LLC 6,708,288$48,300,00017.51%
GREAT POINT PARTNERS LLC 3,448,521$24,829,0005.98%
Omega Fund Management, LLC 2,029,580$14,613,0005.35%
Paradigm Biocapital Advisors LP 2,214,722$15,946,0002.13%
Frazier Life Sciences Management, L.P. 2,985,757$21,497,0001.66%
COMMODORE CAPITAL LP 1,325,000$9,540,0001.53%
Octagon Capital Advisors LP 1,225,000$8,820,0001.52%
RA Capital Management 4,356,632$31,368,0000.67%
TCG Crossover Management, LLC 254,569$1,833,0000.55%
View complete list of ALPINE IMMUNE SCIENCES INC shareholders