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Thursday, November 26, 2009, 12:50AM ET - U.S. Markets Closed for Thanksgiving Day. Dow Up 0.29% Nasdaq Up 0.32%
Penwest Pharmaceuticals Co. (PPCO)On Nov 25: 2.2601  Down 0.0899 (3.83%)  
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HereMajor Holders
Financials

Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 22%
% of Shares Held by Institutional & Mutual Fund Owners: 53%
% of Float Held by Institutional & Mutual Fund Owners: 67%
Number of Institutions Holding Shares: 50

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
PERCEPTIVE ADVISORS LLCN/A6-Mar-09
EDELMAN JOSEPHN/A24-Oct-08
TANG KEVIN CN/A11-Mar-09
DRAKE PETER F89,2612-Oct-09
STANIFORTH JOHN N84,0482-Jan-09


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
SHAW D.E. & CO., INC.2,516,6717.92$5,259,84230-Sep-09
FRANKLIN RESOURCES, INC1,803,5655.68$3,769,45030-Sep-09
FEDERATED INVESTORS, INC.1,471,2734.63$3,074,96030-Sep-09
HAMBRECHT & QUIST CAPITAL MANAGEMENT, INC.963,2393.03$2,013,16930-Sep-09
VANGUARD GROUP, INC. (THE)838,3862.64$1,752,22630-Sep-09
DiamondBack Capital Management744,9002.35$1,556,84130-Sep-09
PERCEPTIVE ADVISORS LLC4,626,44614.57$9,669,27230-Sep-09
Barclays Global Investors UK Holdings Ltd550,1521.73$1,149,81730-Sep-09
GRUBER & MCBAINE CAPITAL MANAGEMENT LLC513,5301.62$1,073,27730-Sep-09
DIMENSIONAL FUND ADVISORS LP504,0331.59$1,053,42830-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
FEDERATED KAUFMANN SMALL CAP FUND1,101,7003.47$3,018,65831-Jul-09
H&Q HEALTHCARE INVESTORS574,2111.81$941,70631-Mar-09
VANGUARD TOTAL STOCK MARKET INDEX FUND513,4991.62$1,463,47230-Jun-09
H&Q LIFE SCIENCES INVESTORS399,0281.26$654,40531-Mar-09
FRANKLIN STRATEGIC SERIES-FRANKLIN BIOTECHNOLOGY DISCOVE369,4001.16$772,04630-Sep-09
FRANKLIN STRATEGIC SERIES-SMALL CAP GROWTH FUND354,0001.11$739,86030-Sep-09
Advanced Series Tr-AST/Federated Aggressive Growth Port340,0731.07$969,20830-Jun-09
DFA U.S. MICRO CAP SERIES278,634.88$456,95930-Apr-09
VANGUARD EXTENDED MARKET INDEX FUND276,807.87$788,89930-Jun-09
GABELLI SMALL CAP GROWTH FUND155,000.49$323,95030-Sep-09

View Transactions for Insiders & Institutional Holders
* Value shown is computed using the security's price on the report date given.


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