Bulldog Investors LLP disclosed new or increased stakes across several public equity positions in the first quarter, signaling a broad expansion of its portfolio. The firm added 75,000 shares of Bitcoin Infrastructure Acquisition Corp Ltd (BIXI), valued around $744,000, highlighting continued interest in SPAC-related opportunities. Bulldog also increased its holding in BNY Mellon Strategic Municipals, Inc. (LEO) to 1,576,371 shares, about 2.2% of its portfolio, marking a notable exposure to municipal securities. In addition, Bulldog took a new stake in BTC Development Corp. (BDCI) of 67,060 shares, roughly $670,000, illustrating a pivot toward blank-check vehicle opportunities in the crypto infrastructure space. The fund's activity extended to Duff & Phelps Utility and Infrastructure Fund Inc. (DPG), with a purchase of 176,130 shares worth about $2.5 million, underscoring continued diversification into infrastructure-focused funds. Overall, Bulldog’s 13F disclosures depict a diversified strategy across SPACs, municipal securities, crypto development, and infrastructure funds, alongside continued involvement from other hedge funds in similar positions.