Institutions / Castleark Management LLC / Activity
Activity — Castleark Management LLC
274 moves.
| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Q1 2026 as of | Trim | Amazon.com Inc | $-47.13M | -226K -47.93% | 245,861 1.69% of portfolio | medium |
| Q1 2026 as of | Trim | Microsoft Corp | $-39.00M | -105K -28.52% | 264,102 3.23% of portfolio | medium |
| Q1 2026 as of | Exit | Blackstone Inc | $-37.65M | -244K -100.00% | — | medium |
| Q1 2026 as of | Exit | 464287465 | $-33.38M | -348K -100.00% | — | medium |
| Q1 2026 as of | New | Diamondback Energy, Inc. | $28.68M | +145K | 145,020 0.95% of portfolio | medium |
| Q1 2026 as of | New | Chevron Corp | $28.25M | +137K | 136,550 0.93% of portfolio | medium |
| Q1 2026 as of | Trim | NVIDIA Corp | $-26.18M | -150K -10.66% | 1,258,012 7.26% of portfolio | medium |
| Q1 2026 as of | Exit | Insulet Corp | $-23.01M | -81K -100.00% | — | medium |
| Q1 2026 as of | Trim | Lumentum Hldgs Inc | $-21.35M | -30K -97.53% | 770 0.02% of portfolio | medium |
| Q1 2026 as of | Add | Baker Hughes Co | $20.40M | +334K +629.45% | 387,190 0.78% of portfolio | medium |
| Q1 2026 as of | Trim | Microchip Technology Inc | $-20.07M | -311K -60.26% | 204,874 0.44% of portfolio | medium |
| Q1 2026 as of | Exit | L8681T102 | $-19.43M | -33K -100.00% | — | medium |
| Q1 2026 as of | Exit | Delta Air Lines, Inc. | $-18.10M | -261K -100.00% | — | medium |
| Q1 2026 as of | New | CF Industries Holdings Inc | $16.77M | +129K | 129,150 0.55% of portfolio | medium |
| Q1 2026 as of | Add | 92206C813 | $15.83M | +212K +89.61% | 448,330 1.11% of portfolio | medium |
| Q1 2026 as of | Trim | Eaton Corp plc | $-15.71M | -44K -98.67% | 590 <0.01% of portfolio | medium |
| Q1 2026 as of | Add | Range Resources Corp | $15.20M | +337K +454.61% | 410,520 0.61% of portfolio | medium |
| Q1 2026 as of | New | Permian Resources Corp | $13.45M | +631K | 630,980 0.45% of portfolio | medium |
| Q1 2026 as of | Trim | Old Dominion Freight Line, Inc. | $-12.08M | -62K -64.58% | 33,910 0.22% of portfolio | medium |
| Q1 2026 as of | Trim | Schwab Charles Corp | $-11.13M | -118K -19.03% | 504,053 1.57% of portfolio | medium |
| Q1 2026 as of | Exit | Piper Sandler Cos | $-11.03M | -32K -100.00% | — | medium |
| Q1 2026 as of | New | Exxon Mobil Corp | $10.94M | +64K | 64,460 0.36% of portfolio | medium |
| Q1 2026 as of | Exit | Sanmina Corp | $-10.87M | -72K -100.00% | — | medium |
| Q1 2026 as of | Add | Alphabet Inc. | $10.46M | +36K +9.53% | 418,019 3.98% of portfolio | medium |
| Q1 2026 as of | Trim | 92206C771 | $-10.22M | -218K -12.77% | 1,487,800 2.31% of portfolio | medium |
| Q1 2026 as of | Trim | Uber Technologies, Inc | $-10.02M | -139K -45.05% | 169,876 0.40% of portfolio | medium |
| Q1 2026 as of | Exit | GeneDx Holdings Corp. | $-9.63M | -74K -100.00% | — | medium |
| Q1 2026 as of | Trim | Apple Inc. | $-9.40M | -37K -9.57% | 350,011 2.94% of portfolio | medium |
| Q1 2026 as of | Exit | CECO Ceco Environmental Corp Common Stock | $-9.37M | -157K -100.00% | — | medium |
| Q1 2026 as of | New | M87915274 | $9.34M | +53K | 53,240 0.31% of portfolio | medium |
| Q1 2026 as of | New | Jazz Pharmaceuticals PLC | $9.21M | +49K | 48,740 0.30% of portfolio | medium |
| Q1 2026 as of | Trim | Morgan Stanley | $-9.18M | -56K -70.20% | 23,680 0.13% of portfolio | medium |
| Q1 2026 as of | Add | Gilead Sciences, Inc. | $9.03M | +65K +23.37% | 342,150 1.58% of portfolio | medium |
| Q1 2026 as of | Exit | JBT MAREL Corp | $-8.82M | -59K -100.00% | — | medium |
| Q1 2026 as of | Add | Tapestry Inc | $8.80M | +62K +43.91% | 204,470 0.95% of portfolio | medium |
| Q1 2026 as of | Exit | Rambus Inc | $-8.78M | -96K -100.00% | — | medium |
| Q1 2026 as of | Trim | General Electric Co | $-8.71M | -31K -50.02% | 30,680 0.29% of portfolio | medium |
| Q1 2026 as of | Exit | Planet Fitness, Inc. | $-8.71M | -80K -100.00% | — | medium |
| Q1 2026 as of | New | Solstice Advanced Materials Inc. | $8.61M | +113K | 113,050 0.28% of portfolio | medium |
| Q1 2026 as of | New | State Street SPDR S&P Oil & Gas Exploration & Production ETF | $8.24M | +45K | 45,340 0.27% of portfolio | medium |
| Q1 2026 as of | New | Brookdale Senior Living Inc. | $8.19M | +598K | 598,454 0.27% of portfolio | medium |
| Q1 2026 as of | Exit | HCI Group Inc. | $-8.16M | -43K -100.00% | — | medium |
| Q1 2026 as of | Exit | Mirion Technologies, Inc. | $-8.15M | -348K -100.00% | — | medium |
| Q1 2026 as of | Exit | ANTERO RESOURCES Corp | $-8.07M | -234K -100.00% | — | medium |
| Q1 2026 as of | Exit | Capital One Financial Corp | $-7.98M | -33K -100.00% | — | medium |
| Q1 2026 as of | Exit | Pegasystems Inc | $-7.95M | -133K -100.00% | — | medium |
| Q1 2026 as of | Trim | Citigroup Inc | $-7.94M | -70K -59.58% | 47,484 0.18% of portfolio | medium |
| Q1 2026 as of | Exit | Valmont Industries Inc | $-7.93M | -20K -100.00% | — | medium |
| Q1 2026 as of | New | Phibro Animal Health Corp | $7.90M | +143K | 142,900 0.26% of portfolio | medium |
| Q1 2026 as of | Exit | Credo Technology Group Holding Ltd | $-7.90M | -55K -100.00% | — | medium |