Hartree Partners’s Diamondback Energy FANG Stock Holding History

Hartree Partners’s Portfolio FANG Stock Details FANG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$4.26M	Buy	+21,524	New	+$3.66M	0.91%	29
2025 Q4	–	Sell	-1,800	Closed	-$258K	–	72
2025 Q3	$258K	Buy	+1,800	New	+$256K	0.09%	64
2023 Q3	–	Sell	-1,525	Closed	-$200K	–	60
2023 Q2	$200K	Buy	+1,525	New	+$204K	0.1%	33
2020 Q3	–	Sell	-25,000	Closed	-$1.05M	–	24
2020 Q2	$1.05M	Buy	+25,000	New	+$1.02M	1.17%	14
2019 Q4	–	Sell	-67,890	Closed	-$6.1M	–	37
2019 Q3	$6.1M	Sell	67,890 -50,000	-42%	-$4.97M	8.89%	2
2019 Q2	$12.8M	Buy	117,890 +29,000	+33%	+$3.03M	9.34%	3
2019 Q1	$9.03M	Buy	88,890 +60,000	+208%	+$6.15M	9.1%	2
2018 Q4	$2.68M	Sell	28,890 -1,110	-4%	-$124K	3.79%	8
2018 Q3	$4.06M	Buy	+30,000	New	+$3.83M	2%	16
2018 Q2	–	Sell	-31,125	Closed	-$3.94M	–	33
2018 Q1	$3.94M	Buy	31,125 +13,000	+72%	+$1.64M	3.55%	11
2017 Q4	$2.29M	Sell	18,125 -9,875	-35%	-$1.07M	2.93%	9
2017 Q3	$2.74M	Buy	+28,000	New	+$2.58M	4.61%	5
2017 Q2	–	Sell	-65,000	Closed	-$6.74M	–	15
2017 Q1	$6.74M	Buy	+65,000	New	+$6.71M	7.5%	4

Other funds holding FANG

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Hartree Partners's FANG Position: Q1 2026 in Review

Hartree Partners opened a new position in Diamondback Energy (FANG) in Q1 2026: 21,524 shares worth $4.26M. The stake represents 0.91% of the portfolio and ranks #29 among its holdings. This is a return to the name: Hartree Partners previously reported a position in FANG as recently as Q3 2025.

Hartree Partners first reported a position in FANG in Q1 2017 and has held it in 13 quarters since. The position peaked at $12.8M in Q2 2019. 1,194 funds tracked by Wall St. Rank hold FANG as of Q1 2026.

Hartree Partners held 21,524 shares of Diamondback Energy worth $4.26M as of Q1 2026.
Diamondback Energy was a new Hartree Partners position in Q1 2026.
Diamondback Energy made up 0.91% of Hartree Partners's portfolio in Q1 2026, its #29 holding.
Hartree Partners first reported a position in Diamondback Energy in Q1 2017 and has held it in 13 quarters since.
Hartree Partners's Diamondback Energy position peaked at $12.8M in Q2 2019.
1,194 funds tracked by Wall St. Rank held Diamondback Energy as of Q1 2026.

Based on Hartree Partners's 13F filing for Q1 2026, filed 12 May 2026.