SPHERA FUNDS MANAGEMENT LTD. - MAST THERAPEUTICS INC ownership

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MAST THERAPEUTICS INC's ticker is MSTX and the CUSIP is 576314108. A total of 46 filers reported holding MAST THERAPEUTICS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.1%.

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Quarter-by-quarter ownership
SPHERA FUNDS MANAGEMENT LTD. ownership history of MAST THERAPEUTICS INC
ValueSharesWeighting
Q1 2015$667,000
-13.4%
1,374,9000.0%0.07%
-47.3%
Q4 2014$770,000–1,374,900–0.13%–
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Other shareholders
MAST THERAPEUTICS INC shareholders Q4 2014
NameSharesValueWeighting ↓
Corbenic Partners LLC 3,000$00.00%
View complete list of MAST THERAPEUTICS INC shareholders