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

Institutional Holders (2015Q1)
Portfolio Summary: 146 Institutional holders with a total value of $2,156,762,680.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 19,755,935 316,095,000 14.66%
2 WELLINGTON MANAGEMENT GROUP LLP 17,529,199 280,467,000 13.00%
3 JANUS HENDERSON INVESTORS US LLC 14,885,648 238,186,000 11.04%
4 ORBIMED ADVISORS LLC 12,012,100 192,194,000 8.91%
5 VANGUARD GROUP INC 7,997,806 127,965,000 5.93%
6 MORGAN STANLEY 7,179,439 114,871,000 5.33%
7 DEUTSCHE BANK AG\ 6,665,883 106,652,000 4.95%
8 BlackRock Fund Advisors 5,666,614 90,666,000 4.20%
9 STATE STREET CORP 3,357,894 53,730,000 2.49%
10 BlackRock Institutional Trust Company, N.A. 3,222,678 51,563,000 2.39%
11 STATE OF WISCONSIN INVESTMENT BOARD 3,107,980 49,728,000 2.31%
12 PRICE T ROWE ASSOCIATES INC /MD/ 2,630,248 42,084,000 1.95%
13 MILLENNIUM MANAGEMENT LLC 2,379,282 38,069,000 1.77%
14 BVF INC/IL 2,171,108 34,738,000 1.61%
15 NORTHERN TRUST CORP 1,622,430 25,959,000 1.20%
16 Capital World Investors 1,475,000 23,600,000 1.09%
17 FRED ALGER MANAGEMENT, LLC 1,440,722 23,052,000 1.07%
18 Asset Management One Co., Ltd. 1,157,428 19,132,000 0.89%
19 JPMORGAN CHASE & CO 1,191,963 19,071,000 0.88%
20 SECTOR GAMMA AS 1,162,191 18,595,000 0.86%
21 NORGES BANK 1,028,680 16,459,000 0.76%
22 EcoR1 Capital, LLC 900,000 14,400,000 0.67%
23 D. E. Shaw & Co., Inc. 874,918 13,999,000 0.65%
24 BRIDGER MANAGEMENT, LLC 840,479 13,448,000 0.62%
25 Tekla Capital Management LLC 768,050 12,289,000 0.57%
26 GEODE CAPITAL MANAGEMENT, LLC 754,644 12,073,000 0.56%
27 Point72 Asset Management, L.P. 750,000 12,000,000 0.56%
28 Bank of New York Mellon Corp 656,642 10,506,000 0.49%
29 EverPoint Asset Management, LLC 600,000 9,600,000 0.45%
30 EcoR1 Capital, LLC 5,000 8,000,000 0.37% Call
31 SUSQUEHANNA INTERNATIONAL GROUP, LLP 438,336 7,013,000 0.33%
32 TIAA CREF INVESTMENT MANAGEMENT LLC 426,023 6,816,000 0.32%
33 AXA S.A. 418,624 6,698,000 0.31%
34 GUGGENHEIM CAPITAL LLC 405,404 6,486,000 0.30%
35 GOLDMAN SACHS GROUP INC 360,101 5,762,000 0.27%
36 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 341,336 5,462,000 0.25%
37 BlackRock Investment Management, LLC 330,241 5,284,000 0.24%
38 THRIVENT FINANCIAL FOR LUTHERANS 328,986 5,264,000 0.24%
39 EverPoint Asset Management, LLC 300,000 4,800,000 0.22% Call
40 CITADEL ADVISORS LLC 299,582 4,793,000 0.22%
41 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 263,300 4,389,000 0.20%
42 Allianz Asset Management GmbH 273,750 4,380,000 0.20%
43 Granahan Investment Management, LLC 230,800 3,693,000 0.17%
44 SUSQUEHANNA INTERNATIONAL GROUP, LLP 220,300 3,525,000 0.16% Call
45 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 218,577 3,497,000 0.16%
46 Artal Group S.A. 216,879 3,470,000 0.16%
47 ALLIANCEBERNSTEIN L.P. 208,400 3,334,000 0.15%
48 TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY 193,105 3,090,000 0.14%
49 PARADIGM ASSET MANAGEMENT CO LLC 192,500 3,080,000 0.14%
50 TEACHERS ADVISORS, LLC 183,932 2,943,000 0.14%
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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.