(MONEY Magazine) – In an upbeat market, Primecap Odyssey Aggressive Growth stood out, gaining 5% over the month as its high-octane tech and health-care holdings soared. Leading a rebound in blue chips were Matrix Value and Mosaic Investors, up more than 4%. The big losers: energy-heavy funds, hammered by falling oil prices. The iShares Goldman Sachs Natural Resources ETF lost almost 10%. T. Rowe Price New Era fell 7.8%.

NOTES: As of Sept. 21. N.A.: Not available. [1] Annualized. [2] Audited and annualized figures except on Fidelity. [3] Includes a waiver. SOURCES: Lipper, New York, 877-955-4773; the fund companies.