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

Institutional Holders (2014Q1)
Portfolio Summary: 147 Institutional holders with a total value of $1,633,603,433.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 19,766,906 243,524,000 14.91%
2 WELLINGTON MANAGEMENT GROUP LLP 16,644,557 205,061,000 12.55%
3 BVF INC/IL 9,303,003 114,613,000 7.02%
4 MORGAN STANLEY 8,129,015 100,150,000 6.13%
5 VANGUARD GROUP INC 7,145,775 88,037,000 5.39%
6 DEUTSCHE BANK AG\ 6,362,424 78,382,000 4.80%
7 STATE OF WISCONSIN INVESTMENT BOARD 6,300,000 77,616,000 4.75%
8 JANUS HENDERSON INVESTORS US LLC 5,947,823 73,277,000 4.49%
9 MILLENNIUM MANAGEMENT LLC 5,308,406 65,400,000 4.00%
10 BlackRock Fund Advisors 4,959,931 61,106,000 3.74%
11 SECTORAL ASSET MANAGEMENT INC 4,642,182 57,192,000 3.50%
12 BlackRock Institutional Trust Company, N.A. 3,170,349 39,059,000 2.39%
13 STATE STREET CORP 3,148,354 38,787,000 2.37%
14 PRICE T ROWE ASSOCIATES INC /MD/ 1,846,736 22,752,000 1.39%
15 ORACLE INVESTMENT MANAGEMENT INC 1,846,005 22,742,782 1.39%
16 NORTHERN TRUST CORP 1,728,862 21,299,000 1.30%
17 Capital World Investors 1,650,000 20,328,000 1.24%
18 WADDELL & REED FINANCIAL INC 1,287,722 15,865,000 0.97%
19 CAPITAL GUARDIAN TRUST CO 1,270,733 15,655,000 0.96%
20 FRED ALGER MANAGEMENT, LLC 1,142,091 14,071,000 0.86%
21 TURNER INVESTMENTS LLC 1,126,790 13,882,000 0.85%
22 ORBIMED ADVISORS LLC 1,082,100 13,331,000 0.82%
23 SECTOR GAMMA AS 1,026,991 12,653,000 0.77%
24 CLOUGH CAPITAL PARTNERS L P 946,600 11,662,000 0.71%
25 VHCP Management, LLC 900,000 11,088,000 0.68%
26 SHAPIRO ROBERT N 840,914 10,360,000 0.63%
27 FIL Ltd 826,765 10,186,000 0.62%
28 Tekla Capital Management LLC 768,050 9,462,000 0.58%
29 AXA S.A. 730,244 8,997,000 0.55%
30 GEODE CAPITAL MANAGEMENT, LLC 663,089 8,169,000 0.50%
31 GOLDMAN SACHS GROUP INC 610,393 7,520,000 0.46%
32 NORGES BANK 573,338 7,064,000 0.43%
33 Bank of New York Mellon Corp 545,501 6,720,000 0.41%
34 Visium Asset Management, LP 511,000 6,296,000 0.39%
35 APEX CAPITAL, LLC 450,000 5,544,000 0.34%
36 BAKER BROS. ADVISORS LP 446,160 5,497,000 0.34%
37 ADAGE CAPITAL PARTNERS GP, L.L.C. 437,549 5,391,000 0.33%
38 TIAA CREF INVESTMENT MANAGEMENT LLC 410,061 5,052,000 0.31%
39 SOUND ENERGY PARTNERS, INC. 347,800 4,285,000 0.26%
40 GUGGENHEIM CAPITAL LLC 335,535 4,134,000 0.25%
41 ORBIMED ADVISORS LLC 300,000 3,696,000 0.23% Call
42 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 293,861 3,621,000 0.22%
43 BlackRock Investment Management, LLC 293,695 3,618,000 0.22%
44 JPMORGAN CHASE & CO 265,641 3,273,000 0.20%
45 GOLDMAN SACHS GROUP INC 250,000 3,080,000 0.19% Put
46 PICTET ASSET MANAGEMENT LTD 248,900 3,066,000 0.19%
47 TCW GROUP INC 237,917 2,931,000 0.18%
48 Artal Group S.A. 216,879 2,672,000 0.16%
49 ProShare Advisors LLC 197,149 2,429,000 0.15%
50 ALLIANCEBERNSTEIN L.P. 194,402 2,395,000 0.15%
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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.