Masha Bucher, founder of Day One Ventures, has successfully raised $150 million for the firm's third and largest fund yet. This new fund brings Day One Ventures' assets under management to over $450 million. Bucher, known as the 'VC queen of portfolio PR,' has significantly grown the firm's capital from $11 million to $450 million in just five years. The fund aims to invest in exceptional founders working on groundbreaking ideas, continuing Day One Ventures' mission to support innovative entrepreneurs. The announcement highlights Bucher's commitment to backing female entrepreneurs and building successful partnerships.