Marin Bay Wealth Advisors LLC boosted positions across multiple ETFs in its first-quarter filings, including a new stake in Vanguard FTSE Emerging Markets ETF (VWO) with 15,305 shares valued at about $827,000. The firm also increased its iShares Core S&P 500 ETF (IVV) holdings by roughly 506.7%, to 93,030 shares worth about $60.77 million, making IVV about 18% of its portfolio and its second-largest position. The IVV moves were part of broader activity among other institutions also adjusting IVV stakes. Additionally, Marin Bay acquired 45,116 shares of Vanguard FTSE Developed Markets ETF (VEA) valued at around $2.89 million, representing roughly 0.9% of its portfolio and ranking as the 18th largest holding. The combination of IVV, VWO, and VEA activity indicates a strategy of expanding exposure to both U.S. and international equities in the quarter. Overall, Marin Bay Wealth Advisors LLC demonstrated a pattern of notable stake increases and new positions across major equity ETFs in the first quarter.