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Institutional Holdings of ISHARES TRUST RUSSELL 2000 INDEX FUND (IWM) on 12/31/2011

1. Company Information

Company/StockISHARES TRUST RUSSELL 2000 INDEX FUND (stock symbol: IWM)
Funds Ownership508 out of total 3028 funds (17%) own this stock
Funds own total 1,237,385,928 shares, --% of all outstanding shares
Funds BOUGHT 793,432,144 more shares (+178.72%) in the quarter ended on 12/31/2011

2. Top 20 Funds Held IWM in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/CallActivity(Shr)% Port.% Out. Shrs
1.)BANK OF AMERICA CORP DE 944,999,476Added 1,019.85%0.40%--%
2.)CITIGROUP INC92,991,031Added 35.99%7.41%--%
3.)GOLDMAN SACHS GROUP INC50,180,571Cut -24.37%1.87%--%
4.)J P MORGAN CHASE & CO23,655,102Cut -40.32%0.80%--%
5.)MORGAN STANLEY15,512,139Cut -24.30%0.70%--%
6.)GOLDMAN SACHS GROUP INC13,532,100PUTCut -55.27%0.50%--%
7.)UBS AG13,232,616Cut -30.46%1.37%--%
8.)SUSQUEHANNA INTERNATIONAL GROUP LLP12,674,400PUTCut -57.53%0.35%--%
9.)BANK OF AMERICA CORP DE 12,401,600PUTCut -54.11%0.58%--%
10.)DEUTSCHE BANK AG 11,371,032Added 76.35%0.97%--%
11.)CITIGROUP INC7,151,539PUTCut -39.55%0.57%--%
12.)WELLS FARGO & CO MN6,806,761Added 15.05%0.37%--%
13.)BANK OF AMERICA CORP DE 6,253,500CALLCut -4.14%0.29%--%
14.)BARCLAYS PLC5,946,500PUTCut -75.70%0.58%--%
15.)CITIGROUP INC5,722,700CALLCut -36.96%0.46%--%
16.)SUSQUEHANNA INTERNATIONAL GROUP LLP5,507,300CALLCut -19.49%0.15%--%
17.)PARALLAX VOLATILITY ADVISERS LLC4,411,800PUTCut -10.14%2.05%--%
18.)SUSQUEHANNA INTERNATIONAL GROUP LLP4,341,310Cut -25.26%0.12%--%
19.)CREDIT SUISSE 4,003,678Cut -83.48%0.37%--%
20.)STEELHEAD PARTNERS LLC4,000,000PUTCut -20.00%1.81%--%



3. Top 20 Funds Held IWM in this Quarter (By % of Portfolio) Add to Yahoo Finance Message Board

No.FundSharesPut/CallActivity(Shr)% Port.% Out. Shrs
1.)BROADMARK ASSET MANAGEMENT LLC620,837New49.98%--%
2.)BARRINGTON WILSHIRE LLC1,152,000Added 31.06%31.20%--%
3.)LEGACY WEALTH MANAGEMENT INC536,436Cut -2.92%23.74%--%
4.)SOLUS ALTERNATIVE ASSET MANAGEMENT LP2,250,000PUTAdded 350.00%23.44%--%
5.)MARCATO CAPITAL MANAGEMENT LLC840,000CALLNew22.75%--%
6.)DWIGHT ASSET MANAGEMENT CO MA36,180Unchanged21.67%--%
7.)WATERSHED ASSET MANAGEMENT LLC814,000PUTAdded 23.33%21.57%--%
8.)NIERENBERG INVESTMENT MANAGEMENT CO739,000PUTCut -82.81%20.53%--%
9.)SCS CAPITAL MANAGEMENT LLC1,184,002Cut -29.13%19.19%--%
10.)WORLD CAPITAL PARTNERS LLC187,600Cut -5.92%16.96%--%
11.)GELLER FAMILY OFFICE SERVICES LLC159,917Cut -10.59%13.77%--%
12.)ACCREDITED INVESTORS INC414,434New13.62%--%
13.)MIZUHO CORPORATE BANK LTD935,000Cut -10.95%12.63%--%
14.)SEMAPHORE MANAGEMENT LLC415,000PUTNew12.58%--%
15.)EOS PARTNERS LP413,800PUTCut -49.30%12.25%--%
16.)AXIAL CAPITAL MANAGEMENT LLC2,520,335Added 8.03%12.03%--%
17.)MSDC MANAGEMENT LP2,047,000PUTNew11.98%--%
18.)AYM CAPITAL LLC40,000PUTCut -42.86%11.22%--%
19.)LBMC INVESTMENT ADVISORS LLC259,906New10.92%--%
20.)LEONETTI & ASSOCIATES LLC224,625Added 2.62%10.66%--%

4. Top 20 Funds BOUGHT NEW IWM in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/Call% Port.% Out. Shrs
1.)MSDC MANAGEMENT LP2,047,000PUT11.98%--%
2.)DONALD SMITH & CO INC1,098,4101.94%--%
3.)WEISS GEORGE A868,300PUT2.14%--%
4.)MARCATO CAPITAL MANAGEMENT LLC840,000CALL22.75%--%
5.)TAHITHROMOS LLC807,400PUT1.12%--%
6.)BROADMARK ASSET MANAGEMENT LLC620,83749.98%--%
7.)MARKETFIELD ASSET MANAGEMENT LLC531,0003.76%--%
8.)CHICAGO FUNDAMENTAL INVESTMENT PARTNERS LLC520,0004.70%--%
9.)CAPSTONE INVESTMENT ADVISORS LLC500,000CALL0.38%--%
10.)MAPLELANE CAPITAL LLC430,000PUT2.80%--%
11.)PASSPORT CAPITAL LLC430,000PUT2.54%--%
12.)SEMAPHORE MANAGEMENT LLC415,000PUT12.58%--%
13.)ACCREDITED INVESTORS INC414,43413.62%--%
14.)FRESHFORD CAPITAL MANAGEMENT LLC300,000PUT3.43%--%
15.)PARALLAX VOLATILITY ADVISERS LLC288,9280.13%--%
16.)HARRIS FINANCIAL CORP270,600PUT0.04%--%
17.)HALE & DORR CAPITAL MANAGEMENT LLC267,3593.12%--%
18.)RICHARD BERNSTEIN ADVISORS LLC263,2787.25%--%
19.)LBMC INVESTMENT ADVISORS LLC259,90610.92%--%
20.)NATIXIS ASSET MANAGEMENT ADVISORS LP231,3130.62%--%

5. Top 20 Funds SOLD OUT IWM in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/Call% Port.% Out. Shrs
1.)PERRY CORP16,145,600PUT43.45%--%
2.)BRIGADE CAPITAL MANAGEMENT LLC6,900,000PUT36.54%--%
3.)VINIK ASSET MANAGEMENT L P6,400,0007.02%--%
4.)APEX CAPITAL LLC4,947,700PUT16.18%--%
5.)SCOPUS ASSET MANAGEMENT LP3,500,000PUT13.49%--%
6.)ALYDAR PARTNERS LLC3,370,000CALL13.08%--%
7.)CLOUGH CAPITAL PARTNERS L P3,020,000PUT6.34%--%
8.)ANCHORAGE ADVISORS LLC2,600,000PUT22.14%--%
9.)VIRTU FINANCIAL LLC2,099,96712.67%--%
10.)ARCHER CAPITAL MANAGEMENT LP1,500,000PUT16.10%--%
11.)SOUND ENERGY PARTNERS INC1,350,00010.36%--%
12.)ELM RIDGE MANAGEMENT LLC1,300,000PUT3.99%--%
13.)PERRY CORP1,280,000CALL3.45%--%
14.)TRAFELET CAPITAL MANAGEMENT LP1,200,000PUT29.40%--%
15.)TIMBER HILL LLC1,108,9740.18%--%
16.)CHESAPEAKE PARTNERS MANAGEMENT CO INC MD1,000,000PUT3.44%--%
17.)CONTOUR ASSET MANAGEMENT LLC1,000,000PUT6.48%--%
18.)SG AMERICAS SECURITIES LLC917,9800.67%--%
19.)HIGHLINE CAPITAL MANAGEMENT LLC800,000CALL4.49%--%
20.)LMR MASTER FUND LTD649,04410.19%--%