Rock Springs Capital Management LP - APTINYX INC ownership

APTINYX INC's ticker is APTX and the CUSIP is 03836N103. A total of 68 filers reported holding APTINYX INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Rock Springs Capital Management LP ownership history of APTINYX INC
ValueSharesWeighting
Q4 2018$5,045,000
-42.9%
305,0000.0%0.24%
-25.6%
Q3 2018$8,833,000
+7.5%
305,000
-10.3%
0.32%
+1.3%
Q2 2018$8,218,000340,0000.32%
Other shareholders
APTINYX INC shareholders Q1 2019
NameSharesValueWeighting ↓
ADAMS STREET PARTNERS LLC 5,305,872$17,934,0004.73%
New Leaf Venture Partners, L.L.C. 3,290,079$11,120,0004.48%
Bain Capital Life Sciences Investors, LLC 5,558,425$18,787,0001.75%
FRAZIER MANAGEMENT LLC 3,190,079$10,782,0000.97%
NORTHWESTERN UNIVERSITY 109,280$369,0000.22%
DCF Advisers, LLC 91,800$310,0000.16%
Artal Group S.A. 1,502,035$5,077,0000.12%
Ikarian Capital, LLC 495,490$1,675,0000.12%
HighVista Strategies LLC 26,000$88,0000.06%
Meridian Wealth Management, LLC 60,000$202,0000.05%
View complete list of APTINYX INC shareholders