CSS LLC’s HF Sinclair DINO Stock Holding History

CSS LLC’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
2026 Q2	–	Sell	-5,000	Closed	-$312K	–	1072
2026 Q1	$312K	Buy	+5,000	New	+$271K	0.01%	642
2023 Q4	–	Sell	-5,000	Closed	-$285K	–	830
2023 Q3	$285K	Hold	5,000	–	–	0.02%	531
2023 Q2	$223K	Buy	+5,000	New	+$218K	0.01%	626
2017 Q4	–	Sell	-30,000	Closed	-$1.08M	–	615
2017 Q3	$1.08M	Buy	+30,000	New	+$902K	0.05%	229
2016 Q3	–	Sell	-19,000	Closed	-$452K	–	737
2016 Q2	$452K	Buy	19,000 +7,800	+70%	+$232K	0.03%	378
2016 Q1	$396K	Buy	11,200 +2,900	+35%	+$99.9K	0.02%	374
2015 Q4	$331K	Sell	8,300 -112,500	-93%	-$5.33M	0.02%	448
2015 Q3	$5.9M	Buy	+120,800	New	+$5.75M	0.35%	57
2014 Q4	–	Sell	-78,500	Closed	-$3.43M	–	804
2014 Q3	$3.43M	Buy	78,500 +62,600	+394%	+$2.92M	0.17%	136
2014 Q2	$695K	Sell	15,900 -59,900	-79%	-$2.94M	0.03%	390
2014 Q1	$3.61M	Buy	+75,800	New	+$3.58M	0.18%	108

Other funds holding DINO

BlackRock New York $6.73T AUM 46.02% 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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

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

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

Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

CSS LLC's DINO Position: Q2 2026 in Review

CSS LLC increased its HF Sinclair (DINO) stake by 47% in Q2 2026, buying an estimated $164K and bringing the position to 7,770 shares worth $541K. The position accounts for 0.02% of the portfolio, ranked #528.

CSS LLC first reported a position in DINO in Q2 2014 and has held it in 14 quarters since. The position peaked at $1.27M in Q2 2014. 687 funds tracked by Wall St. Rank hold DINO as of Q2 2026.

CSS LLC held 7,770 shares of HF Sinclair worth $541K as of Q2 2026.
CSS LLC bought 2,470 HF Sinclair shares in Q2 2026, an estimated $164K.
HF Sinclair made up 0.02% of CSS LLC's portfolio in Q2 2026, its #528 holding.
CSS LLC first reported a position in HF Sinclair in Q2 2014 and has held it in 14 quarters since.
CSS LLC's HF Sinclair position peaked at $1.27M in Q2 2014.
687 funds tracked by Wall St. Rank held HF Sinclair as of Q2 2026.

Based on CSS LLC's 13F filing for Q2 2026, filed 14 Aug 2026.