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IRONWOOD PHARMACEUTICALS INC COM CL A
IRONWOOD PHARMACEUTICALS INC COM CL A. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 143 Institutional holders with a total value of $1,626,479,876.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CUTLER GROUP LLC / CA 2,800 0 0.00% Call
2 QS Investors, LLC 25 1,000 0.00%
3 CUTLER GROUP LLC / CA 137 1,000 0.00%
4 Tower Research Capital LLC (TRC) 126 1,000 0.00%
5 SIMPLEX TRADING, LLC 248 2,000 0.00%
6 NEXT Financial Group, Inc 400 4,000 0.00%
7 PANAGORA ASSET MANAGEMENT INC 694 8,000 0.00%
8 BlackRock Japan Co. Ltd 958 11,000 0.00%
9 CENTRAL TRUST Co 1,000 12,000 0.00%
10 Stonehage Fleming (UK) Ltd 1,600 16,000 0.00%
11 ROYAL BANK OF CANADA 1,650 19,000 0.00%
12 BANK OF MONTREAL /CAN/ 1,800 21,000 0.00%
13 PNC FINANCIAL SERVICES GROUP, INC. 1,807 21,000 0.00%
14 GLENMEDE TRUST CO NA 2,000 23,000 0.00%
15 Walleye Trading LLC 2,557 30,000 0.00%
16 Zurcher Kantonalbank (Zurich Cantonalbank) 2,839 33,000 0.00%
17 CITIZENS FINANCIAL GROUP INC/DE 1,680 39,000 0.00%
18 Quantbot Technologies LP 4,808 55,000 0.00%
19 PROFICIO CAPITAL PARTNERS LLC 5,000 58,000 0.00%
20 Creative Planning 5,155 60,000 0.00%
21 Cubist Systematic Strategies, LLC 6,181 72,000 0.00%
22 BlackRock Finance, Inc. 6,248 72,000 0.00%
23 MARSHALL WACE, LLP 10,245 119,000 0.01%
24 PRUDENTIAL FINANCIAL INC 11,414 132,000 0.01%
25 GERBER KAWASAKI WEALTH & INVESTMENT MANAGEMENT 11,509 133,000 0.01%
26 TEACHER RETIREMENT SYSTEM OF TEXAS 11,735 136,000 0.01%
27 AMALGAMATED BANK 12,073 140,000 0.01%
28 BNP PARIBAS FINANCIAL MARKETS 12,882 149,302 0.01%
29 ELLINGTON MANAGEMENT GROUP LLC 13,700 159,000 0.01%
30 Virtu KCG Holdings LLC 14,537 168,000 0.01%
31 CANADA LIFE ASSURANCE Co 14,842 172,000 0.01%
32 CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. 15,400 178,000 0.01%
33 WILLIAM HARRIS INVESTORS INC 19,662 228,000 0.01%
34 Capital Impact Advisors, LLC 20,646 239,000 0.01%
35 Simplicity Solutions, LLC 20,757 240,574 0.01%
36 ELBERON, LLC 21,000 243,000 0.01%
37 PRINCIPAL FINANCIAL GROUP INC 21,747 252,000 0.02%
38 Evercore Wealth Management, LLC 22,425 260,000 0.02%
39 Legal & General Group Plc 25,860 302,000 0.02%
40 Stanford Investment Group, Inc. 26,078 302,000 0.02%
41 TUDOR INVESTMENT CORP ET AL 26,514 307,000 0.02%
42 TWO SIGMA ADVISERS, LP 28,657 332,000 0.02%
43 WOLVERINE ASSET MANAGEMENT LLC 3,013 337,000 0.02% Put
44 CITIGROUP INC 31,289 362,000 0.02%
45 Trexquant Investment LP 32,367 375,000 0.02%
46 BARCLAYS PLC 37,435 412,000 0.03%
47 ROCKEFELLER FINANCIAL SERVICES INC 35,787 415,000 0.03%
48 NJ State Employees Deferred Compensation Plan 40,000 464,000 0.03%
49 Connor, Clark & Lunn Investment Management Ltd. 40,400 468,000 0.03%
50 PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 40,619 471,000 0.03%
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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.