Follow the 'Strong Hands' Into Ironwood Pharmaceuticals (IRWD) Mar 11, 2010 02:52PM

A number of investment funds have piled into recent biotech IPO Ironwood Pharmaceuticals (Nasdaq: IRWD), as disclosed in 13G filings and other filings over the past month or so. Investors should take notice.

Filings show:Wellington Management owns 3,310,000 shares, or 17.27%
Prudential owns 2,324,000 shares, or 12.13%
Jennison Associates 2,160,000 shares, or 11.27%
Vanguard owns 2,000,000 shares, 10.43%
Field Cooperative owns 1,990,808 shares, or 10.39%
Putnam owns 1,761,546 shares, or 9.19%
Adage Capital owns 929,600 shares, or 4.85%The filings indicate that "strong hands" currently own over 75% of the newly issued stock. This could be even higher as many funds with smaller stakes were not required to disclose ...


Form SC 13G/A ARVINMERITOR INC Filed by: WELLINGTON MANAGEMENT CO LLP Mar 10, 2010 02:47PM

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Form SC 13G/A MASSEY ENERGY CO Filed by: WELLINGTON MANAGEMENT CO LLP Mar 10, 2010 02:47PM

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Form SC 13G/A Omega Navigation Enterpr Filed by: WELLINGTON MANAGEMENT CO LLP Mar 10, 2010 02:47PM

http://xml.10kwizard.com/filing_raw.php?repo=tenk&ipage=6821440


Form SC 13G/A OCWEN FINANCIAL CORP Filed by: WELLINGTON MANAGEMENT CO LLP Mar 10, 2010 02:47PM

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Mar 10, 2010 02:47PM Form SC 13G IRONWOOD PHARMACEUTICALS Filed by: WELLINGTON MANAGEMENT CO LLP
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