IRONWOOD PHARMACEUTICALS INC - Class A Common Stock (IRWD)

CUSIP: 46333X108

Q4 2013 13F Holders as of 31 Dec 2013

Type / Class
Equity / Class A Common Stock
Shares outstanding
163,317,295
Total 13F shares
113,920,924
Share change
+560,910
Total reported value
$1,322,740,445
Put/Call ratio
58%
Price per share
$11.61
Number of holders
123
Value change
+$6,503,757
Number of buys
2
Number of sells
2

Quarterly Holders Quick Answers

What is CUSIP 46333X108?
CUSIP 46333X108 identifies IRWD - IRONWOOD PHARMACEUTICALS INC - Class A Common Stock in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Top shareholders of IRWD - IRONWOOD PHARMACEUTICALS INC - Class A Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Holder Source Role / Reporting Ownership % Shares Holdings Value 12M Net Δ As of Details
CITADEL ADVISORS LLC
13F
Company
0.08%
123,878
 $1,468,000 — 30 Sep 2013
13F
WELLS FARGO & COMPANY/MN
13F
Company
0.05%
81,693
 $967,000 — 30 Sep 2013
13F
PDT Partners, LLC
13F
Company
0.02%
34,290
 $406,000 — 30 Sep 2013
13F
Joel Isaacson & Co., LLC
13F
Company
0%
7,500
 $89,000 — 30 Sep 2013
13F

Institutional Holders of IRONWOOD PHARMACEUTICALS INC - Class A Common Stock (IRWD) as of Q4 2013

As of 31 Dec 2013, IRONWOOD PHARMACEUTICALS INC - Class A Common Stock (IRWD) was held by 123 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 113,920,924 shares. The largest 10 holders included FMR LLC, WELLINGTON MANAGEMENT CO LLP, BVF INC/IL, MORGAN STANLEY, STATE OF WISCONSIN INVESTMENT BOARD, JANUS CAPITAL MANAGEMENT LLC, VANGUARD GROUP INC, Sectoral Asset Management Inc, DEUTSCHE BANK AG\, and BlackRock Fund Advisors. This page lists 123 institutional shareholders reporting positions in this security for the Q4 2013 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period

Compare Q4 2013 vs Q3 2013 Across Filers

Q3 2013 holders
4
Q4 2013 holders
123
Holder diff
119
Investor Q3 2013 Shares Q4 2013 Shares Share Diff Share Chg % Q3 2013 Value $ Q4 2013 Value $ Value Diff $ Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
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