12 Youngest Hedge Fund Billionaires and Their Top Stock Picks

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1. Daniel Sundheim (D1 Capital Partners)

Billionaire’s Age: 48

Top Pick: Maplebear Inc. (NASDAQ:CART)

Number of Hedge Fund Holders: 60

Accounting for a 9.52% share ($829.24 million) of the billionaire’s portfolio, Maplebear Inc. (NASDAQ:CART) ranks as Daniel Sundheim’s top stock pick.

On February 13, 2026, Maplebear Inc. (NASDAQ:CART) saw Needham raise its price target on the stock from $50 to $55, while reiterating a ‘Buy’ rating. The firm’s bullish stance reflects its optimism toward the company’s positive data points against competition fears.

The positive analyst update comes amid Toast and Maplebear Inc. (NASDAQ:CART)’s strategic partnership announced on February 10, 2026. The partnership aims to simplify operations for eateries and retailers nationwide. By facilitating the seamless transfer of physical inventory to the Instacart Marketplace, the partnership provides eateries with a “just-in-time” option for essential supplies.

Toast retailers are able to maintain real-time e-commerce availability through SKU alignment and barcode optimization, while Maplebear Inc. (NASDAQ:CART) business supports operational efficiency and potential revenue expansion by providing same-day delivery of fresh produce and pantry staples. Early in 2026, a pilot launch is scheduled, followed by a full U.S. rollout later that year.

Meanwhile, on February 12, Benchmark analyst Mark Zgutowicz lowered Maplebear Inc. (NASDAQ:CART)’s price target from $60 to $53 on February 10, 2026, while reiterating a ‘Buy’ rating. The shares are well-positioned for the remainder of the quarter, according to the analyst, with the rationale being current multiples, secular tailwinds, priced-in GTV, and revenue deceleration. By expanding Instacart’s reach into retail and restaurant operations, the partnership with Toast may strengthen these growth drivers.

Maplebear Inc. (NASDAQ:CART), a leading grocery technology platform in North America, connects retailers and consumers while also providing B2B solutions for same-day delivery, inventory management, and marketplace integration.

While we acknowledge the potential of CART to grow, our conviction lies in the belief that some AI stocks hold greater promise for delivering higher returns and have limited downside risk. If you are looking for an AI stock that is more promising than CART and that has 100x upside potential, check out our report about this cheapest AI stock.

READ NEXT: Cathie Wood’s 10 Stock Picks with Huge Upside Potential and 10 Best AI Data Center Stocks to Buy Now.

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