Mason Hawkins’s HF Sinclair DINO Stock Holding History

Mason Hawkins’s Portfolio DINO Stock Details DINO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-1,751,822	Closed	-$72M	–	51
2025 Q2	$72M	Sell	1,751,822 -916,856	-34%	-$31.6M	3.63%	11
2025 Q1	$87.7M	Sell	2,668,678 -80,077	-3%	-$2.81M	4.68%	7
2024 Q4	$96.3M	Buy	+2,748,755	New	+$112M	4.55%	9
2015 Q3	–	Sell	-3,389,700	Closed	-$145M	–	32
2015 Q2	$145M	Hold	3,389,700	–	–	0.97%	21
2015 Q1	$137M	Buy	+3,389,700	New	+$130M	0.86%	23

Other funds holding DINO

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

TCTC Holdings Dallas, Texas $3.81B AUM 32.17% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Mason Hawkins's DINO Position: Q3 2025 in Review

Mason Hawkins sold out of HF Sinclair (DINO) in Q3 2025, closing a stake of 1,751,822 shares — an estimated $72M sold.

Mason Hawkins first reported a position in DINO in Q1 2015 and held it in 5 quarters. The position peaked at $145M in Q2 2015. 597 funds tracked by Wall St. Rank hold DINO as of Q3 2025.

Mason Hawkins reported no remaining HF Sinclair position as of Q3 2025 after selling out during the quarter.
Mason Hawkins sold 1,751,822 HF Sinclair shares in Q3 2025, an estimated $72M.
Mason Hawkins first reported a position in HF Sinclair in Q1 2015 and held it in 5 quarters.
Mason Hawkins's HF Sinclair position peaked at $145M in Q2 2015.
597 funds tracked by Wall St. Rank held HF Sinclair as of Q3 2025.

Based on Southeastern Asset Management's 13F filing for Q3 2025, filed 14 Nov 2025.