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MAST THERAPEUTICS
MAST THERAPEUTICS. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 37 Institutional holders with a total value of $20,828,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FRANKLIN RESOURCES INC 10,153,000 5,889,000 28.27%
2 BVF INC/IL 5,104,068 2,960,000 14.21%
3 BAKER BROS. ADVISORS LP 4,707,464 2,730,000 13.11%
4 VANGUARD GROUP INC 4,106,264 2,382,000 11.44%
5 Alyeska Investment Group, L.P. 2,969,381 1,723,000 8.27% Call
6 MPM ASSET MANAGEMENT LLC 2,551,851 1,480,000 7.11%
7 ProQuest Associates IV LLC 1,275,925 740,000 3.55%
8 GEODE CAPITAL MANAGEMENT, LLC 678,116 393,000 1.89%
9 DEUTSCHE BANK AG\ 628,600 364,000 1.75%
10 PERKINS CAPITAL MANAGEMENT INC 615,750 357,000 1.71%
11 ASCEND CAPITAL, LLC 599,200 347,000 1.67%
12 SHEPHERD KAPLAN KROCHUK, LLC 581,886 337,000 1.62%
13 Creative Planning 497,600 289,000 1.39%
14 BlackRock Institutional Trust Company, N.A. 239,234 139,000 0.67%
15 Virtu KCG Holdings LLC 224,626 130,000 0.62%
16 DIMENSIONAL FUND ADVISORS LP 218,303 127,000 0.61%
17 MORGAN STANLEY 207,085 120,000 0.58%
18 Ancora Advisors LLC 136,711 79,000 0.38%
19 Bank of New York Mellon Corp 135,570 79,000 0.38%
20 NORTHERN TRUST CORP 102,959 60,000 0.29%
21 HighTower Advisors, LLC 48,500 28,000 0.13%
22 GUGGENHEIM CAPITAL LLC 31,807 18,000 0.09%
23 LAU ASSOCIATES LLC 20,000 12,000 0.06%
24 HIGHBRIDGE CAPITAL MANAGEMENT LLC 14,226 8,000 0.04%
25 STATE STREET CORP 13,124 7,000 0.03%
26 Cetera Advisor Networks LLC 10,000 6,000 0.03%
27 NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 10,100 6,000 0.03%
28 GROUP ONE TRADING LLC 6,755 4,000 0.02%
29 EARNEST PARTNERS LLC 5,400 3,000 0.01%
30 BANK OF AMERICA CORP /DE/ 5,800 3,000 0.01%
31 Pine River Capital Management L.P. 1,250,000 3,000 0.01%
32 UBS Group AG 4,094 2,000 0.01%
33 Hoxton Financial, Inc. 1,091 1,000 0.00%
34 Corbenic Partners LLC 1,500 1,000 0.00%
35 MANUFACTURERS LIFE INSURANCE COMPANY, THE 2,139 1,000 0.00%
36 WEALTHFRONT CORP 3 0 0.00%
37 LADENBURG THALMANN FINANCIAL SERVICES INC. 4 0 0.00%

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.