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Smart Money is Buying Sunbelt Rentals Holdings (SUNB)

Monday, August 10, 2026 · Johnny Hopkins

According to the most recent reported 13F filings, institutional investors showed notable buying activity in Sunbelt Rentals Holdings (SUNB), with several prominent value investors, hedge funds, and quantitative managers initiating new positions during the quarter. The buying comes as SUNB continues to attract investor interest as a major equipment rental business with exposure to construction, infrastructure, and industrial markets.

Below are the most notable buyers from the latest reported quarter:


Tom Russo

Shares: 6,067,311  New Position  Value: $0.39B

Gardner Russo & Quinn LLC initiated the largest reported position in SUNB during the quarter, purchasing more than 6.06 million shares valued at approximately $390 million. The sizable investment immediately makes Russo the largest holder among the investors shown and highlights strong conviction in the company’s long-term prospects.


Sequoia Fund

Shares: 2,179,199  New Position  Value: $0.14B

Sequoia Fund established a significant new position in SUNB during the quarter, acquiring more than 2.17 million shares. Valued at approximately $140 million, the investment represents a meaningful allocation by one of the industry’s most respected long-term focused investment firms.


Tom Gayner

Shares: 963,361  New Position  Value: $0.06B

Markel Group initiated a new SUNB position with 963,361 shares valued at roughly $60 million. Gayner’s investment approach emphasizes high-quality businesses with durable competitive advantages, making the addition noteworthy for investors following long-term compounders.


Cliff Asness

Shares: 367,359  New Position  Value: $0.02B

AQR Capital Management established a new position in SUNB during the quarter, purchasing 367,359 shares. The investment reflects AQR’s systematic process, which incorporates factors such as valuation, profitability, quality, and momentum.


Francois Rochon

Shares: 270,843  New Position  Value: $0.02B

Giverny Capital initiated a new position in SUNB with 270,843 shares valued at approximately $20 million. Rochon is known for his long-term ownership approach and focus on high-quality businesses capable of compounding shareholder value over extended periods.


Glenn Greenberg

Shares: 23,762  New Position  Value: $0.00B

Brave Warrior Advisors established a new SUNB position during the quarter, purchasing 23,762 shares. While smaller than several of the other investments listed, the purchase reflects fresh interest from another highly regarded value-oriented investment manager.


Overall Takeaway

Collectively, the latest filings highlight broad institutional buying interest in Sunbelt Rentals Holdings. The most significant accumulation came from Tom Russo’s Gardner Russo & Quinn, which established a position exceeding 6 million shares valued at approximately $390 million.

Sequoia Fund and Markel Group also made substantial commitments, initiating positions worth approximately $140 million and $60 million respectively. Meanwhile, Cliff Asness’ AQR Capital Management, Francois Rochon’s Giverny Capital, and Glenn Greenberg’s Brave Warrior Advisors all established new positions during the quarter.

With every investor shown initiating a new position rather than simply adding to an existing holding, the latest filings suggest growing institutional interest in SUNB across a diverse group of value-oriented, quality-focused, and quantitative investment strategies.