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Mast Therapeutics Inc (NYSE MKT LLC:MSTX)

0.226
Delayed Data
As of 10:08am ET
 -0.1891 / -45.56%
Today’s Change
0.22
Today|||52-Week Range
0.62
-46.23%
Year-to-Date
Institutional investors control 18.73% of the outstanding shares in MSTX. This represents a greater percentage of ownership than at almost any other company in the Biotechnology industry.
Mutual fund holders7.59%
Other institutional11.14%
Individual stakeholders0.28%

Largest Quarterly Institutional
Transactions

Latest Institutional Activity

12/31/2015THE VANGUARD GROUP, INC.  Bought 247.2 Thousand shares of Mast Therapeutics Inc
12/31/2015PERKINS CAPITAL MANAGEMENT, INC.  Sold 48.5 Thousand shares of Mast Therapeutics Inc
12/31/2015CREATIVE PLANNING, INC.  Sold 307.3 Thousand shares of Mast Therapeutics Inc

Top 10 Owners of Mast Therapeutics Inc

StockholderStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Franklin Advisers, Inc.6.19%10,153,0004,061,200-1,793,100-15.01%
BVF Partners LP3.11%5,104,0682,041,627-7,225-0.14%
Baker Bros. Advisors LP2.87%4,707,4641,882,98600.00%
The Vanguard Group, Inc.2.66%4,353,4241,741,370+247,160+6.02%
Pine River Capital Management LP0.76%1,250,000500,00000.00%
Geode Capital Management LLC0.41%678,116271,24600.00%
Deutsche Bank Securities, Inc.0.38%628,600251,440+1,500+0.24%
Ascend Capital LLC0.37%599,200239,680+599,200--
GRT Capital Partners LLC0.36%581,886232,75400.00%
Perkins Capital Management, Inc.0.35%567,250226,900-48,500-7.88%

Top 10 Mutual Funds Holding Mast Therapeutics Inc

Mutual fundStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Franklin Biotechnology Discovery ...2.87%4,709,9001,883,960-643,600-12.02%
Vanguard Total Stock Market Index...1.58%2,595,1861,038,07400.00%
FTIF SICAV - Franklin Biotechnolo...1.29%2,117,880847,152-3,251,220-60.55%
Vanguard Extended Market Index Fu...0.96%1,575,981630,392+32,790+2.12%
Fidelity Spartan Extended Market ...0.32%531,478212,59100.00%
Goodwood SMID Cap Discovery Fund0.18%301,317120,527-98,683-24.67%
OCP International0.09%150,00060,00000.00%
Fidelity Spartan Total Market Ind...0.09%146,63858,65500.00%
Vanguard Balanced Index Fund0.05%88,37735,35100.00%
Vanguard Total Stock Market Index...0.04%66,50026,60000.00%