Please wait..Institutional Holdings of SUPERIOR WELL SERVICES, INC. (SWSI) on 3/31/2010
1. Company Information
| Company/Stock | SUPERIOR WELL SERVICES, INC. (stock symbol: SWSI) |
| Funds Ownership | 104 out of total 2687 funds (4%) own this stock |
| Funds own total 26,400,045 shares, 113.40% of all outstanding shares | |
| Funds BOUGHT 4,398,793 more shares (+19.99%) in the quarter ended on 3/31/2010 |
2. Top 20 Funds Held SWSI in this Quarter (By Shares) 
| No. | Fund | Shares | Put/Call | Activity(Shr) | % Port. | % Out. Shrs |
|---|---|---|---|---|---|---|
| 1.) | HARBINGER CAPITAL PARTNERS MASTER FUND I LTD | 2,129,369 | Cut -7.02% | 1.74% | 9.15% | |
| 2.) | CHILTON INVESTMENT CO LLC | 2,085,142 | Cut -9.48% | 0.98% | 8.96% | |
| 3.) | KEELEY ASSET MANAGEMENT CORP | 1,915,000 | New | 0.33% | 8.23% | |
| 4.) | FMR LLC | 1,592,016 | Cut -39.58% | 0.01% | 6.84% | |
| 5.) | GOLDMAN SACHS GROUP INC | 1,485,741 | Added 52.24% | 0.01% | 6.38% | |
| 6.) | TCW GROUP INC | 1,470,566 | Added 94.84% | 0.12% | 6.32% | |
| 7.) | PRICE T ROWE ASSOCIATES INC MD | 1,275,150 | Cut -0.04% | 0.01% | 5.48% | |
| 8.) | VANGUARD GROUP INC | 991,966 | Added 3.55% | 0.00% | 4.26% | |
| 9.) | DIMENSIONAL FUND ADVISORS INC | 964,634 | Added 5.55% | 0.03% | 4.14% | |
| 10.) | BLACKROCK FUND ADVISORS | 930,584 | Added 15.65% | 0.01% | 4.00% | |
| 11.) | PUTNAM INVESTMENT MANAGEMENT LLC | 738,288 | Added 5.95% | 0.04% | 3.17% | |
| 12.) | WELLINGTON MANAGEMENT CO LLP | 709,494 | New | 0.01% | 3.05% | |
| 13.) | AMERIPRISE FINANCIAL INC | 696,132 | Added 2,845.59% | 0.01% | 2.99% | |
| 14.) | CLOUGH CAPITAL PARTNERS L P | 632,897 | Added 11.15% | 0.41% | 2.72% | |
| 15.) | BLACKROCK INSTITUTIONAL TRUST COMPANY NA | 631,924 | Added 12.97% | 0.00% | 2.71% | |
| 16.) | CORTINA ASSET MANAGEMENT LLC | 603,105 | Added 7.71% | 0.71% | 2.59% | |
| 17.) | SAC CAPITAL ADVISORS LP | 512,162 | New | 0.07% | 2.20% | |
| 18.) | MORGAN STANLEY | 492,360 | Added 5.91% | 0.01% | 2.11% | |
| 19.) | NEUBERGER BERMAN GROUP LLC | 462,100 | Cut -0.01% | 0.01% | 1.98% | |
| 20.) | CLEARBRIDGE ADVISORS LLC | 458,488 | Added 35.73% | 0.02% | 1.97% |
3. Top 20 Funds Held SWSI in this Quarter (By % of Portfolio)
| No. | Fund | Shares | Put/Call | Activity(Shr) | % Port. | % Out. Shrs |
|---|---|---|---|---|---|---|
| 1.) | WESTCLIFF CAPITAL MANAGEMENT LLC CA | 172,542 | Cut -10.70% | 3.76% | 0.74% | |
| 2.) | HARBINGER CAPITAL PARTNERS MASTER FUND I LTD | 2,129,369 | Cut -7.02% | 1.74% | 9.15% | |
| 3.) | AH LISANTI CAPITAL GROWTH LLC | 169,335 | New | 1.70% | 0.73% | |
| 4.) | CHILTON INVESTMENT CO LLC | 2,085,142 | Cut -9.48% | 0.98% | 8.96% | |
| 5.) | WASHINGTON CAPITAL MANAGEMENT INC | 308,682 | New | 0.94% | 1.33% | |
| 6.) | COPIA CAPITAL LLC | 187,400 | Added 29.60% | 0.81% | 0.80% | |
| 7.) | CORTINA ASSET MANAGEMENT LLC | 603,105 | Added 7.71% | 0.71% | 2.59% | |
| 8.) | CLOUGH CAPITAL PARTNERS L P | 632,897 | Added 11.15% | 0.41% | 2.72% | |
| 9.) | KEELEY ASSET MANAGEMENT CORP | 1,915,000 | New | 0.33% | 8.23% | |
| 10.) | MORGAN DEMPSEY CAPITAL MANAGEMENT LLC | 5,488 | New | 0.23% | 0.02% | |
| 11.) | THOMSON HORSTMANN & BRYANT INC | 205,700 | Unchanged | 0.21% | 0.88% | |
| 12.) | NEW JERSEY BETTER EDUCATIONAL SAVINGS TRUST | 15,000 | New | 0.20% | 0.06% | |
| 13.) | MOODY ALDRICH PARTNERS LLC | 65,395 | New | 0.16% | 0.28% | |
| 14.) | WEISS MULTI STRATEGY ADVISERS LLC | 201,901 | New | 0.15% | 0.87% | |
| 15.) | SEI TRUST CO | 198,470 | Added 158.66% | 0.15% | 0.85% | |
| 16.) | TRADEWORX INC | 37,001 | New | 0.13% | 0.16% | |
| 17.) | EMERALD ADVISERS INC PA | 78,020 | Cut -1.33% | 0.12% | 0.34% | |
| 18.) | TCW GROUP INC | 1,470,566 | Added 94.84% | 0.12% | 6.32% | |
| 19.) | BASSO CAPITAL MANAGEMENT LP | 25,000 | PUT | New | 0.09% | 0.11% |
| 20.) | SAC CAPITAL ADVISORS LP | 512,162 | New | 0.07% | 2.20% |
4. Top 20 Funds BOUGHT NEW SWSI in this Quarter (By Shares)
| No. | Fund | Shares | Put/Call | % Port. | % Out. Shrs |
|---|---|---|---|---|---|
| 1.) | KEELEY ASSET MANAGEMENT CORP | 1,915,000 | 0.33% | 8.23% | |
| 2.) | WELLINGTON MANAGEMENT CO LLP | 709,494 | 0.01% | 3.05% | |
| 3.) | SAC CAPITAL ADVISORS LP | 512,162 | 0.07% | 2.20% | |
| 4.) | WASHINGTON CAPITAL MANAGEMENT INC | 308,682 | 0.94% | 1.33% | |
| 5.) | WEISS MULTI STRATEGY ADVISERS LLC | 201,901 | 0.15% | 0.87% | |
| 6.) | THRIVENT FINANCIAL FOR LUTHERANS | 179,400 | 0.03% | 0.77% | |
| 7.) | AH LISANTI CAPITAL GROWTH LLC | 169,335 | 1.70% | 0.73% | |
| 8.) | VINIK ASSET MANAGEMENT L P | 100,000 | 0.03% | 0.43% | |
| 9.) | MILLENNIUM MANAGEMENT LLC | 86,059 | 0.02% | 0.37% | |
| 10.) | MOODY ALDRICH PARTNERS LLC | 65,395 | 0.16% | 0.28% | |
| 11.) | M&T BANK CORP | 47,725 | 0.03% | 0.21% | |
| 12.) | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 39,868 | 0.01% | 0.17% | |
| 13.) | TRADEWORX INC | 37,001 | 0.13% | 0.16% | |
| 14.) | ESSEX INVESTMENT MANAGEMENT CO LLC | 31,100 | 0.03% | 0.13% | |
| 15.) | BASSO CAPITAL MANAGEMENT LP | 25,000 | PUT | 0.09% | 0.11% |
| 16.) | TECHNICAL FINANCIAL SERVICES LLC | 22,102 | 0.04% | 0.09% | |
| 17.) | TWO SIGMA INVESTMENTS LLC | 17,433 | 0.00% | 0.07% | |
| 18.) | CITIGROUP INC | 16,129 | 0.00% | 0.07% | |
| 19.) | PLACEMARK INVESTMENTS INC | 15,567 | 0.01% | 0.07% | |
| 20.) | NEW JERSEY BETTER EDUCATIONAL SAVINGS TRUST | 15,000 | 0.20% | 0.06% |
5. Top 20 Funds SOLD OUT SWSI in this Quarter (By Shares)
| No. | Fund | Shares | Put/Call | % Port. | % Out. Shrs |
|---|---|---|---|---|---|
| 1.) | PARADIGM ASSET MANAGEMENT CO LLC NY | 83,850 | 0.13% | 0.36% | |
| 2.) | DIAMONDBACK CAPITAL MANAGEMENT LLC | 71,448 | 0.02% | 0.31% | |
| 3.) | ASTON ASSET MANAGEMENT LLC | 25,125 | 0.01% | 0.11% | |
| 4.) | CAPSTONE INVESTMENT ADVISORS LLC | 21,824 | 0.00% | 0.09% | |
| 5.) | MACKENZIE FINANCIAL CORP | 18,877 | 0.18% | 0.08% | |
| 6.) | SUSQUEHANNA INTERNATIONAL GROUP LLP | 13,365 | 0.00% | 0.06% | |
| 7.) | FIRST NEW YORK SECURITIES LLC NY | 12,500 | 0.04% | 0.05% | |
| 8.) | SG AMERICAS SECURITIES LLC | 11,743 | 0.00% | 0.05% | |
| 9.) | PEAK6 INVESTMENTS LP | 11,300 | CALL | 0.00% | 0.05% |
| 10.) | HANSEATIC MANAGEMENT SERVICES INC | 8,200 | 0.06% | 0.04% | |
| 11.) | MORGAN DEMPSEY CAPITAL MANAGEMENT LLC | 5,143 | 0.06% | 0.02% | |
| 12.) | ROYAL BANK OF CANADA | 1,300 | 0.00% | 0.01% | |
| 13.) | PEAK6 INVESTMENTS LP | 1,200 | PUT | 0.00% | 0.01% |
| 14.) | FORWARD MANAGEMENT LLC | 550 | 0.00% | 0.00% | |
| 15.) | STRS OHIO | 0 | 0.00% | 0.00% |
