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SIR Capital Management’s Antero Resources AR Stock Holding History

SIR Capital Management’s Portfolio AR Stock Details AR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$52.8M Buy
1,244,157
+729,491
+142% +$26.6M 4.93% 1
2025
Q4 		$17.7M Sell
514,666
-443,538
-46% -$15M 1.96% 17
2025
Q3 		$32.2M Buy
958,204
+33,300
+4% +$1.11M 2.88% 8
2025
Q2 		$37.3M Buy
924,904
+46,681
+5% +$1.77M 3.32% 8
2025
Q1 		$35.5M Buy
878,223
+399,557
+83% +$15.3M 3.12% 10
2024
Q4 		$16.8M Buy
+478,666
New +$14.5M 1.73% 20
2024
Q3 		– Sell
-756,950
Closed -$24.7M – 70
2024
Q2 		$24.7M Sell
756,950
-148,425
-16% -$4.85M 2.46% 10
2024
Q1 		$26.3M Buy
+905,375
New +$21.9M 2.64% 11
2023
Q1 		– Sell
-52,269
Closed -$1.62M – 65
2022
Q4 		$1.62M Sell
52,269
-307,064
-85% -$10.6M 0.17% 59
2022
Q3 		$11M Buy
359,333
+221,131
+160% +$8.16M 1.85% 21
2022
Q2 		$4.24M Sell
138,202
-356,200
-72% -$13M 0.58% 41
2022
Q1 		$15.1M Buy
494,402
+178,892
+57% +$4.02M 2.65% 13
2021
Q4 		$5.52M Sell
315,510
-538,279
-63% -$10.2M 0.87% 38
2021
Q3 		$16.1M Buy
853,789
+59,439
+7% +$868K 2.35% 19
2021
Q2 		$11.9M Buy
794,350
+194,620
+32% +$2.28M 1.77% 22
2021
Q1 		$6.12M Buy
599,730
+107,130
+22% +$908K 1.03% 30
2020
Q4 		$2.69M Buy
+492,600
New +$2.02M 0.52% 44
2018
Q2 		– Sell
-189,980
Closed -$3.77M – 54
2018
Q1 		$3.77M Buy
+189,980
New +$3.68M 0.66% 39
2017
Q2 		– Sell
-1,147,708
Closed -$26.2M – 51
2017
Q1 		$26.2M Buy
+1,147,708
New +$28.1M 3.51% 11
2016
Q4 		– Sell
-542,217
Closed -$14.6M – 50
2016
Q3 		$14.6M Buy
+542,217
New +$14.4M 1.92% 19

Other funds holding AR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

SIR Capital Management's AR Position: Q1 2026 in Review

SIR Capital Management increased its Antero Resources (AR) stake by 142% in Q1 2026, buying an estimated $26.6M and bringing the position to 1,244,157 shares worth $52.8M. The position accounts for 4.93% of the portfolio, ranked #1.

SIR Capital Management first reported a position in AR in Q3 2016 and has held it in 20 quarters since. 634 funds tracked by Wall St. Rank hold AR as of Q1 2026.

  • SIR Capital Management held 1,244,157 shares of Antero Resources worth $52.8M as of Q1 2026.
  • SIR Capital Management bought 729,491 Antero Resources shares in Q1 2026, an estimated $26.6M.
  • Antero Resources made up 4.93% of SIR Capital Management's portfolio in Q1 2026, its #1 holding.
  • SIR Capital Management first reported a position in Antero Resources in Q3 2016 and has held it in 20 quarters since.
  • 634 funds tracked by Wall St. Rank held Antero Resources as of Q1 2026.

Based on SIR Capital Management's 13F filing for Q1 2026, filed 15 May 2026.