Filing Details

Accession Number:
0000932440-12-000049
Form Type:
5
Zero Holdings:
No
Publication Time:
2012-02-09 21:56:08
Reporting Period:
2011-12-31
Filing Date:
2012-02-09
Accepted Time:
2012-02-09 21:56:08
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1446847 Ironwood Pharmaceuticals Inc IRWD Pharmaceutical Preparations (2834) 043404176
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1357610 Ridgeback Capital Management Lp 430 Park Avenue
12Th Floor
New York NY 10022
No No Yes No
1358916 Ltd. Investments Capital Ridgeback 430 Park Avenue
12Th Floor
New Yor, NY 10022
No No Yes No
1423994 L.p. Investments Capital Ridgeback 430 Park Avenue
12Th Floor
New York NY 10022
No No Yes No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Class B Common Stock Disposition 2011-11-02 29,349 $13.69 7,238,717 No 4 S Direct
Class B Common Stock Disposition 2011-11-03 15,400 $14.29 7,223,317 No 4 S Direct
Class B Common Stock Disposition 2011-11-03 50,000 $13.77 7,173,317 No 4 S Direct
Class B Common Stock Disposition 2011-11-03 25,400 $14.03 7,147,917 No 4 S Direct
Class B Common Stock Disposition 2011-11-04 192,600 $13.94 6,955,317 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
No 4 S Direct
No 4 S Direct
No 4 S Direct
No 4 S Direct
Footnotes
  1. Ridgeback Capital Investments L.P. owns all of the securities reported herein directly. Ridgeback Capital Investments Ltd. is the general partner of Ridgeback Capital Investments L.P. Pursuant to an investment management agreement, Ridgeback Capital Management LP maintains investment and voting power with respect to the securities held or controlled by Ridgeback Capital Investments Ltd. Wayne Holman, an individual, controls Ridgeback Capital Management LP. Ridgeback Capital Management LP, Ridgeback Capital Investments Ltd. and Wayne Holman do not own any securities reported herein directly and disclaim beneficial ownership of any of the securities covered by this statement, except to the extent of any pecuniary interest therein.
  2. Shares of Class B Common Stock are convertible at any time, at the holder's election, and automatically upon transfer, on a one-for-one basis into shares of Class A Common Stock.