Please wait..Institutional Holdings of RIVERBED TECHNOLOGY, INC. (RVBD) on 3/31/2010
1. Company Information
| Company/Stock | RIVERBED TECHNOLOGY, INC. (stock symbol: RVBD) |
| Funds Ownership | 195 out of total 2687 funds (7%) own this stock |
| Funds own total 63,213,298 shares, 91.35% of all outstanding shares | |
| Funds BOUGHT 6,661,365 more shares (+11.78%) in the quarter ended on 3/31/2010 |
2. Top 20 Funds Held RVBD in this Quarter (By Shares) 
| No. | Fund | Shares | Put/Call | Activity(Shr) | % Port. | % Out. Shrs |
|---|---|---|---|---|---|---|
| 1.) | FMR LLC | 10,663,939 | Added 1.56% | 0.07% | 15.41% | |
| 2.) | WELLINGTON MANAGEMENT CO LLP | 6,122,655 | New | 0.08% | 8.85% | |
| 3.) | VANGUARD GROUP INC | 2,543,644 | Added 8.40% | 0.02% | 3.68% | |
| 4.) | BLACKROCK INSTITUTIONAL TRUST COMPANY NA | 1,744,308 | Added 3.76% | 0.02% | 2.52% | |
| 5.) | CALAMOS ADVISORS LLC | 1,676,090 | Added 12.00% | 0.23% | 2.42% | |
| 6.) | AXA | 1,602,207 | Cut -5.98% | 0.03% | 2.32% | |
| 7.) | BLACKROCK FUND ADVISORS | 1,420,996 | Added 1.80% | 0.03% | 2.05% | |
| 8.) | NEXT CENTURY GROWTH INVESTORS LLC | 1,389,126 | Added 3.25% | 1.74% | 2.01% | |
| 9.) | STATE STREET CORP | 1,241,807 | Added 4.82% | 0.01% | 1.79% | |
| 10.) | WADDELL & REED FINANCIAL INC | 1,234,316 | Cut -29.20% | 0.12% | 1.78% | |
| 11.) | RAINIER INVESTMENT MANAGEMENT INC | 1,226,080 | Added 9.71% | 0.23% | 1.77% | |
| 12.) | RCM CAPITAL MANAGEMENT LLC | 1,137,817 | Cut -49.43% | 0.20% | 1.64% | |
| 13.) | WASATCH ADVISORS INC | 1,092,179 | Added 19.87% | 0.57% | 1.58% | |
| 14.) | PRICE T ROWE ASSOCIATES INC MD | 1,060,020 | Cut -3.46% | 0.01% | 1.53% | |
| 15.) | LORD ABBETT & CO LLC | 1,039,939 | Cut -27.37% | 0.07% | 1.50% | |
| 16.) | J P MORGAN CHASE & CO | 997,303 | Added 125.30% | 0.02% | 1.44% | |
| 17.) | EAGLE ASSET MANAGEMENT INC | 862,967 | Added 5.00% | 0.27% | 1.25% | |
| 18.) | TURNER INVESTMENT PARTNERS INC | 854,218 | Added 12.56% | 0.16% | 1.23% | |
| 19.) | NORTHERN TRUST CORP | 830,929 | Added 13.44% | 0.01% | 1.20% | |
| 20.) | BANK OF NEW YORK MELLON CORP | 824,722 | Added 68.79% | 0.01% | 1.19% |
3. Top 20 Funds Held RVBD in this Quarter (By % of Portfolio) 
| No. | Fund | Shares | Put/Call | Activity(Shr) | % Port. | % Out. Shrs |
|---|---|---|---|---|---|---|
| 1.) | 7X7 ASSET MANAGEMENT LLC | 450,000 | New | 3.71% | 0.65% | |
| 2.) | CONTRAVISORY RESEARCH & MANAGEMENT CORP | 307,893 | Cut -6.68% | 3.21% | 0.44% | |
| 3.) | NORRIS PERNE & FRENCH LLP MI | 231,680 | Added 4.30% | 2.51% | 0.33% | |
| 4.) | ARBOR CAPITAL MANAGEMENT LLC | 774,800 | Added 38.21% | 2.32% | 1.12% | |
| 5.) | CAPITAL MANAGEMENT ASSOCIATES INC | 88,285 | New | 2.32% | 0.13% | |
| 6.) | AH LISANTI CAPITAL GROWTH LLC | 114,714 | Added 8.77% | 1.90% | 0.17% | |
| 7.) | CADIAN CAPITAL MANAGEMENT LLC | 798,200 | Cut -6.64% | 1.76% | 1.15% | |
| 8.) | NEXT CENTURY GROWTH INVESTORS LLC | 1,389,126 | Added 3.25% | 1.74% | 2.01% | |
| 9.) | STERLING JOHNSTON CAPITAL MANAGEMENT LP | 175,400 | Cut -19.52% | 1.66% | 0.25% | |
| 10.) | SUMMIT CREEK ADVISORS LLC | 12,310 | New | 1.56% | 0.02% | |
| 11.) | BEEKMAN CAPITAL MANAGEMENT LTD | 575 | Cut -99.78% | 1.40% | 0.00% | |
| 12.) | GANNETT WELSH & KOTLER | 453,216 | Added 5.18% | 1.24% | 0.65% | |
| 13.) | CAMELOT MANAGEMENT CORP | 10,000 | New | 1.09% | 0.01% | |
| 14.) | STEPHENS INVESTMENT MANAGEMENT GROUP LLC | 274,471 | Added 44.63% | 1.00% | 0.40% | |
| 15.) | PROVIDENT INVESTMENT COUNSEL | 174,983 | Unchanged | 0.97% | 0.25% | |
| 16.) | EMERALD MUTUAL FUND ADVISERS TRUST | 103,093 | Added 5.66% | 0.89% | 0.15% | |
| 17.) | CROSSLINK CAPITAL INC | 173,742 | Cut -66.88% | 0.89% | 0.25% | |
| 18.) | COLUMBIA PARTNERS L L C INVESTMENT MANAGEMENT | 439,143 | Added 455.43% | 0.84% | 0.63% | |
| 19.) | APEX CAPITAL MANAGEMENT | 180,796 | Added 60.75% | 0.81% | 0.26% | |
| 20.) | CALAMOS WEALTH MANAGEMENT LLC | 44,200 | Added 93.18% | 0.79% | 0.06% |
4. Top 20 Funds BOUGHT NEW RVBD in this Quarter (By Shares) 
| No. | Fund | Shares | Put/Call | % Port. | % Out. Shrs |
|---|---|---|---|---|---|
| 1.) | WELLINGTON MANAGEMENT CO LLP | 6,122,655 | 0.08% | 8.85% | |
| 2.) | ALGER FRED MANAGEMENT INC | 614,051 | 0.16% | 0.89% | |
| 3.) | JENNISON ASSOCIATES LLC | 505,761 | 0.02% | 0.73% | |
| 4.) | CADENCE CAPITAL MANAGEMENT LLC | 453,850 | 0.30% | 0.66% | |
| 5.) | 7X7 ASSET MANAGEMENT LLC | 450,000 | 3.71% | 0.65% | |
| 6.) | JACOBS LEVY EQUITY MANAGEMENT INC | 442,400 | 0.17% | 0.64% | |
| 7.) | CENTURY CAPITAL MANAGEMENT LLC | 240,884 | 0.42% | 0.35% | |
| 8.) | UBS GLOBAL ASSET MANAGEMENT AMERICAS INC | 208,900 | 0.01% | 0.30% | |
| 9.) | CAPITAL FUND MANAGEMENT SA | 144,600 | PUT | 0.07% | 0.21% |
| 10.) | STIFEL NICOLAUS & CO INC MO | 133,883 | 0.19% | 0.19% | |
| 11.) | SIGMA CAPITAL MANAGEMENT LLC | 130,000 | 0.24% | 0.19% | |
| 12.) | BALYASNY ASSET MANAGEMENT LLC | 100,000 | 0.19% | 0.14% | |
| 13.) | DNB NOR ASSET MANAGEMENT AS | 98,891 | 0.08% | 0.14% | |
| 14.) | LOOMIS SAYLES & CO L P | 97,762 | 0.02% | 0.14% | |
| 15.) | PEAK6 INVESTMENTS LP | 88,375 | 0.02% | 0.13% | |
| 16.) | CAPITAL MANAGEMENT ASSOCIATES INC | 88,285 | 2.32% | 0.13% | |
| 17.) | BAMCO INC NY | 87,500 | 0.02% | 0.13% | |
| 18.) | DSM CAPITAL PARTNERS LLC | 68,935 | 0.08% | 0.10% | |
| 19.) | CATAPULT CAPITAL MANAGEMENT LLC | 51,000 | 0.20% | 0.07% | |
| 20.) | CAPITAL FUND MANAGEMENT SA | 38,800 | CALL | 0.02% | 0.06% |
