As Q2-end approaches, market chatter has risen that public mutual fund quarter‑end rebalancing could trigger a market rotation. Industry checks show most public fund firms have tightened risk controls on sector/theme funds this year, with stricter limits on style drift — making deliberate style drift a low risk‑reward choice for managers. A Shanghai‑based public‑fund quant said recent flows suggest style rebalancing has occurred; tech growth saw some buybacks today. He said some all‑market stock

As Q2-end approaches, market chatter has risen that public mutual fund quarter‑end rebalancing could trigger a market rotation. Industry checks show most public fund firms have tightened risk controls on sector/theme funds this year, with stricter limits on style drift — making deliberate style drift a low risk‑reward choice for managers. A Shanghai‑based public‑fund quant said recent flows suggest style rebalancing has occurred; tech growth saw some buybacks today. He said some all‑market stock‑picking funds appear to have preemptively rebalanced to avoid showing extreme holdings in quarterly reports, though over‑balancing can leave tech growth underweight and prompt subsequent covering trades.