Castleark Management’s Diamondback Energy FANG Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $15.9M | Sell |
90,680
-54,340
| -37% | -$10.5M | 0.43% | 43 |
|
|
2026
Q1 | $28.7M | Buy |
+145,020
| New | +$24.6M | 0.95% | 24 |
|
|
2025
Q4 | – | Sell |
-11,855
| Closed | -$1.7M | – | 310 |
|
|
2025
Q3 | $1.7M | Hold |
11,855
| – | – | 0.05% | 205 |
|
|
2025
Q2 | $1.63M | Sell |
11,855
-240
| -2% | -$33.3K | 0.05% | 191 |
|
|
2025
Q1 | $1.93M | Sell |
12,095
-6,040
| -33% | -$974K | 0.07% | 183 |
|
|
2024
Q4 | $2.97M | Hold |
18,135
| – | – | 0.1% | 172 |
|
|
2024
Q3 | $3.13M | Hold |
18,135
| – | – | 0.13% | 151 |
|
|
2024
Q2 | $3.63M | Hold |
18,135
| – | – | 0.15% | 144 |
|
|
2024
Q1 | $3.59M | Sell |
18,135
-1,830
| -9% | -$311K | 0.15% | 150 |
|
|
2023
Q4 | $3.1M | Hold |
19,965
| – | – | 0.14% | 161 |
|
|
2023
Q3 | $3.09M | Buy |
19,965
+5,180
| +35% | +$764K | 0.16% | 140 |
|
|
2023
Q2 | $1.94M | Buy |
14,785
+4,130
| +39% | +$553K | 0.09% | 163 |
|
|
2023
Q1 | $1.44M | Buy |
10,655
+4,990
| +88% | +$695K | 0.07% | 173 |
|
|
2022
Q4 | $775K | Hold |
5,665
| – | – | 0.04% | 207 |
|
|
2022
Q3 | $682K | Sell |
5,665
-8,480
| -60% | -$1.06M | 0.04% | 211 |
|
|
2022
Q2 | $1.71M | Sell |
14,145
-4,710
| -25% | -$645K | 0.09% | 172 |
|
|
2022
Q1 | $2.58M | Hold |
18,855
| – | – | 0.11% | 165 |
|
|
2021
Q4 | $2.03M | Sell |
18,855
-1,630
| -8% | -$177K | 0.07% | 192 |
|
|
2021
Q3 | $1.94M | Sell |
20,485
-22,235
| -52% | -$1.79M | 0.07% | 189 |
|
|
2021
Q2 | $4.01M | Sell |
42,720
-9,290
| -18% | -$765K | 0.13% | 150 |
|
|
2021
Q1 | $3.82M | Sell |
52,010
-31,953
| -38% | -$2.19M | 0.14% | 154 |
|
|
2020
Q4 | $4.06M | Sell |
83,963
-250
| -0.3% | -$9.24K | 0.15% | 146 |
|
|
2020
Q3 | $2.54M | Buy |
84,213
+23,620
| +39% | +$900K | 0.1% | 168 |
|
|
2020
Q2 | $2.53M | Buy |
60,593
+57,990
| +2,228% | +$2.37M | 0.11% | 168 |
|
|
2020
Q1 | $68K | Sell |
2,603
-43,172
| -94% | -$2.72M | ﹤0.01% | 305 |
|
|
2019
Q4 | $4.25M | Sell |
45,775
-4,300
| -9% | -$357K | 0.17% | 166 |
|
|
2019
Q3 | $4.5M | Sell |
50,075
-17,584
| -26% | -$1.75M | 0.18% | 159 |
|
|
2019
Q2 | $7.37M | Buy |
67,659
+1,560
| +2% | +$163K | 0.28% | 121 |
|
|
2019
Q1 | $6.71M | Sell |
66,099
-63,583
| -49% | -$6.51M | 0.25% | 128 |
|
|
2018
Q4 | $12M | Buy |
129,682
+51,955
| +67% | +$5.81M | 0.51% | 48 |
|
|
2018
Q3 | $10.5M | Sell |
77,727
-670
| -0.9% | -$85.5K | 0.3% | 114 |
|
|
2018
Q2 | $10.3M | Sell |
78,397
-36,986
| -32% | -$4.59M | 0.32% | 106 |
|
|
2018
Q1 | $14.6M | Buy |
115,383
+1,400
| +1% | +$176K | 0.46% | 61 |
|
|
2017
Q4 | $14.4M | Buy |
113,983
+63,801
| +127% | +$6.92M | 0.43% | 75 |
|
|
2017
Q3 | $4.92M | Sell |
50,182
-5,880
| -10% | -$541K | 0.15% | 188 |
|
|
2017
Q2 | $4.98M | Sell |
56,062
-55,980
| -50% | -$5.43M | 0.16% | 179 |
|
|
2017
Q1 | $11.6M | Buy |
112,042
+45,190
| +68% | +$4.66M | 0.36% | 88 |
|
|
2016
Q4 | $6.76M | Sell |
66,852
-6,900
| -9% | -$689K | 0.22% | 160 |
|
|
2016
Q3 | $7.12M | Hold |
73,752
| – | – | 0.22% | 149 |
|
|
2016
Q2 | $6.73M | Buy |
73,752
+4,880
| +7% | +$422K | 0.21% | 133 |
|
|
2016
Q1 | $5.32M | Hold |
68,872
| – | – | 0.17% | 163 |
|
|
2015
Q4 | $4.61M | Buy |
68,872
+40,800
| +145% | +$3.03M | 0.14% | 173 |
|
|
2015
Q3 | $1.81M | Sell |
28,072
-16,800
| -37% | -$1.14M | 0.06% | 254 |
|
|
2015
Q2 | $3.38M | Sell |
44,872
-25,400
| -36% | -$2.02M | 0.09% | 240 |
|
|
2015
Q1 | $5.4M | Buy |
70,272
+15,688
| +29% | +$1.09M | 0.13% | 183 |
|
|
2014
Q4 | $3.26M | Buy |
+54,584
| New | +$3.47M | 0.08% | 195 |
|
|
2013
Q4 | – | Sell |
-8,550
| Closed | -$639K | – | 338 |
|
|
2013
Q3 | $639K | Buy |
+8,550
| New | +$347K | 0.02% | 268 |
|
Other funds holding FANG
Castleark Management's FANG Position: Q2 2026 in Review
Castleark Management reduced its Diamondback Energy (FANG) stake by 37% in Q2 2026, selling an estimated $10.5M and leaving 90,680 shares worth $15.9M. The position accounts for 0.43% of the portfolio, ranked #43.
Castleark Management first reported a position in FANG in Q3 2013 and has held it in 47 quarters since. The position peaked at $28.7M in Q1 2026. 1,188 funds tracked by Wall St. Rank hold FANG as of Q2 2026.
- Castleark Management held 90,680 shares of Diamondback Energy worth $15.9M as of Q2 2026.
- Castleark Management sold 54,340 Diamondback Energy shares in Q2 2026, an estimated $10.5M.
- Diamondback Energy made up 0.43% of Castleark Management's portfolio in Q2 2026, its #43 holding.
- Castleark Management first reported a position in Diamondback Energy in Q3 2013 and has held it in 47 quarters since.
- Castleark Management's Diamondback Energy position peaked at $28.7M in Q1 2026.
- 1,188 funds tracked by Wall St. Rank held Diamondback Energy as of Q2 2026.
Based on Castleark Management's 13F filing for Q2 2026, filed 14 Aug 2026.