The new money for stock funds amounted to nearly 0.6 percent of total assets, the best since September 2013.
Distribution was widespread, with international funds taking in $53.9 billion and U.S. getting $11.1 billion.
Market sentiment has improved since the major indexes tumbled into correction territory in early February following an inflation scare that generated worries over whether the Federal Reserve would raise interest rates more aggressively than anticipated. A correction is generally defined as a 10 percent or more drop from the most recent high.
Pessimism fell to its lowest level since the first week of 2018, at 21.3 percent a drop of 7.1 percentage points, according to this week's reading from the American Association of Individual Investors Sentiment Survey.
For the year, stock-based ETFs have pulled in $82.7 billion while bond funds have seen $11.7 billion in inflows, according to FactSet.
—Fund flows have been updated from an earlier version.