CASTLEARK MANAGEMENT LLC
Comparing Q4 2025 vs Q3 2025
Sorting applies to all holdings for this quarter on the server, then the page is sliced. Prior-quarter values come from the full prior-quarter filing.
Issuer ▲▼ | Shares | Value ($K) | ||||
|---|---|---|---|---|---|---|
Q3 2025 ▲▼ | Q4 2025 ▲▼ | Change ▲▼ | Q3 2025 ▲▼ | Q4 2025 ▲▼ | Change ▲▼ | |
| SPDR SERIES TRUST | 0 | 2,519,370 | +2,519,370 | 0 | 85,179,900 | +85,179,900 |
| ELI LILLY & CO | 44,553 | 81,578 | +37,025 | 33,993,939 | 87,670,245 | +53,676,306 |
| SPDR SERIES TRUST | 0 | 1,334,080 | +1,334,080 | 0 | 39,061,862 | +39,061,862 |
| ULTA BEAUTY INC | 0 | 49,941 | +49,941 | 0 | 30,214,804 | +30,214,804 |
| ALPHABET INC | 373,879 | 381,639 | +7,760 | 90,889,985 | 119,453,007 | +28,563,022 |
| AMAZON COM INC | 390,607 | 472,149 | +81,542 | 85,765,579 | 108,981,432 | +23,215,853 |
| ADVANCED MICRO DEVICES INC | 0 | 104,746 | +104,746 | 0 | 22,432,403 | +22,432,403 |
| GILEAD SCIENCES INC | 0 | 277,328 | +277,328 | 0 | 34,039,239 | +34,039,239 |
| BOOKING HOLDINGS INC | 2,060 | 5,472 | +3,412 | 11,122,496 | 29,304,366 | +18,181,870 |
| TAPESTRY INC | 0 | 142,084 | +142,084 | 0 | 18,154,073 | +18,154,073 |
| OLD DOMINION FREIGHT LINE IN | 0 | 95,730 | +95,730 | 0 | 15,010,464 | +15,010,464 |
| TESLA INC | 0 | 28,100 | +28,100 | 0 | 12,637,132 | +12,637,132 |
| SPDR SERIES TRUST | 0 | 80,890 | +80,890 | 0 | 9,862,918 | +9,862,918 |
| BOEING CO | 3,400 | 48,770 | +45,370 | 733,822 | 10,588,942 | +9,855,120 |
| FIRSTCASH HOLDINGS INC | 0 | 61,200 | +61,200 | 0 | 9,754,056 | +9,754,056 |
| ARCUTIS BIOTHERAPEUTICS INC | 0 | 309,430 | +309,430 | 0 | 8,985,847 | +8,985,847 |
| GARRETT MOTION INC | 0 | 514,400 | +514,400 | 0 | 8,965,992 | +8,965,992 |
| DIGITALOCEAN HLDGS INC | 0 | 184,989 | +184,989 | 0 | 8,901,671 | +8,901,671 |
| SELECT SECTOR SPDR TR | 0 | 56,130 | +56,130 | 0 | 8,688,924 | +8,688,924 |
| APPLE INC | 380,021 | 387,041 | +7,020 | 96,764,747 | 105,220,966 | +8,456,219 |
| MIRION TECHNOLOGIES INC | 0 | 348,130 | +348,130 | 0 | 8,153,205 | +8,153,205 |
| ANTERO RESOURCES CORP | 0 | 234,290 | +234,290 | 0 | 8,073,633 | +8,073,633 |
| GENERAL MTRS CO | 0 | 99,280 | +99,280 | 0 | 8,073,450 | +8,073,450 |
| MARRIOTT INTL INC NEW | 0 | 24,220 | +24,220 | 0 | 7,514,013 | +7,514,013 |
| INSULET CORP | 0 | 80,957 | +80,957 | 0 | 23,011,218 | +23,011,218 |
| PTC THERAPEUTICS INC | 0 | 96,860 | +96,860 | 0 | 7,357,486 | +7,357,486 |
| HYATT HOTELS CORP | 0 | 45,190 | +45,190 | 0 | 7,244,861 | +7,244,861 |
| KRYSTAL BIOTECH INC | 0 | 29,260 | +29,260 | 0 | 7,213,760 | +7,213,760 |
| IMPINJ INC | 0 | 40,540 | +40,540 | 0 | 7,054,365 | +7,054,365 |
| DOLLAR GEN CORP NEW | 0 | 51,930 | +51,930 | 0 | 6,894,746 | +6,894,746 |
| GUARDANT HEALTH INC | 0 | 165,043 | +165,043 | 0 | 16,857,492 | +16,857,492 |
| TUTOR PERINI CORP | 0 | 102,220 | +102,220 | 0 | 6,850,784 | +6,850,784 |
| ONTO INNOVATION INC | 0 | 42,970 | +42,970 | 0 | 6,783,244 | +6,783,244 |
| HERC HLDGS INC | 0 | 45,600 | +45,600 | 0 | 6,766,128 | +6,766,128 |
| ISHARES SILVER TR | 0 | 102,570 | +102,570 | 0 | 6,607,559 | +6,607,559 |
| ALPHATEC HLDGS INC | 0 | 296,160 | +296,160 | 0 | 6,231,206 | +6,231,206 |
| VIAVI SOLUTIONS INC | 0 | 349,370 | +349,370 | 0 | 6,225,773 | +6,225,773 |
| BRIGHTSPRING HEALTH SVCS INC | 0 | 158,600 | +158,600 | 0 | 5,939,570 | +5,939,570 |
| PATRICK INDS INC | 0 | 53,840 | +53,840 | 0 | 5,837,871 | +5,837,871 |
| CITIGROUP INC | 77,944 | 117,464 | +39,520 | 7,911,316 | 13,706,874 | +5,795,558 |
| ASCENDIS PHARMA A/S | 42,656 | 66,336 | +23,680 | 8,480,439 | 14,145,489 | +5,665,050 |
| NVIDIA CORPORATION | 0 | 1,408,146 | +1,408,146 | 0 | 262,619,229 | +262,619,229 |
| CHURCHILL DOWNS INC | 0 | 48,570 | +48,570 | 0 | 5,526,295 | +5,526,295 |
| SHOPIFY INC | 0 | 345,382 | +345,382 | 0 | 55,596,141 | +55,596,141 |
| ARCOSA INC | 0 | 48,500 | +48,500 | 0 | 5,156,520 | +5,156,520 |
| DELTA AIR LINES INC DEL | 229,490 | 260,740 | +31,250 | 13,023,558 | 18,095,356 | +5,071,798 |
| ISHARES TR | 0 | 24,040 | +24,040 | 0 | 5,056,574 | +5,056,574 |
| FORD MTR CO | 0 | 380,230 | +380,230 | 0 | 4,988,618 | +4,988,618 |
| CAPRI HOLDINGS LIMITED | 0 | 203,870 | +203,870 | 0 | 4,974,428 | +4,974,428 |
| TRANSOCEAN LTD | 0 | 1,141,690 | +1,141,690 | 0 | 4,715,180 | +4,715,180 |
| XPO INC | 0 | 54,269 | +54,269 | 0 | 7,375,700 | +7,375,700 |
| CAPITAL ONE FINL CORP | 16,140 | 32,920 | +16,780 | 3,431,041 | 7,978,491 | +4,547,450 |
| TEXAS ROADHOUSE INC | 0 | 26,920 | +26,920 | 0 | 4,468,720 | +4,468,720 |
| HUB GROUP INC | 0 | 104,810 | +104,810 | 0 | 4,465,954 | +4,465,954 |
| SANMINA CORPORATION | 0 | 72,459 | +72,459 | 0 | 10,873,922 | +10,873,922 |
| HELIOS TECHNOLOGIES INC | 0 | 146,749 | +146,749 | 0 | 7,849,604 | +7,849,604 |
| DYCOM INDS INC | 30,026 | 38,166 | +8,140 | 8,760,386 | 12,896,291 | +4,135,905 |
| MADRIGAL PHARMACEUTICALS INC | 0 | 14,466 | +14,466 | 0 | 8,424,130 | +8,424,130 |
| HAEMONETICS CORP MASS | 0 | 48,300 | +48,300 | 0 | 3,871,245 | +3,871,245 |
| SCHWAB CHARLES CORP | 0 | 622,535 | +622,535 | 0 | 62,197,472 | +62,197,472 |
| PLANET LABS PBC | 0 | 389,470 | +389,470 | 0 | 7,680,348 | +7,680,348 |
| SPDR GOLD TR | 0 | 16,435 | +16,435 | 0 | 6,513,355 | +6,513,355 |
| SEMTECH CORP | 0 | 102,958 | +102,958 | 0 | 7,586,975 | +7,586,975 |
| XERIS BIOPHARMA HOLDINGS INC | 0 | 445,950 | +445,950 | 0 | 3,500,708 | +3,500,708 |
| PEDIATRIX MEDICAL GROUP INC | 0 | 159,090 | +159,090 | 0 | 3,402,935 | +3,402,935 |
| EQT CORP | 140,485 | 205,765 | +65,280 | 7,646,599 | 11,029,004 | +3,382,405 |
| BROADCOM INC | 205,886 | 205,880 | -6 | 67,923,850 | 71,255,068 | +3,331,218 |
| LISTED FDS TR | 0 | 49,640 | +49,640 | 0 | 3,274,254 | +3,274,254 |
| INVESCO QQQ TR | 0 | 5,320 | +5,320 | 0 | 3,268,129 | +3,268,129 |
| FIVE BELOW INC | 0 | 48,340 | +48,340 | 0 | 9,105,322 | +9,105,322 |
| GE AEROSPACE | 0 | 61,380 | +61,380 | 0 | 18,906,881 | +18,906,881 |
| CRINETICS PHARMACEUTICALS IN | 0 | 62,790 | +62,790 | 0 | 2,922,875 | +2,922,875 |
| CALIX INC | 0 | 52,920 | +52,920 | 0 | 2,801,056 | +2,801,056 |
| TJX COS INC NEW | 0 | 90,620 | +90,620 | 0 | 13,920,138 | +13,920,138 |
| IPG PHOTONICS CORP | 0 | 38,690 | +38,690 | 0 | 2,770,204 | +2,770,204 |
| VISA INC | 0 | 170,478 | +170,478 | 0 | 59,788,339 | +59,788,339 |
| RHYTHM PHARMACEUTICALS INC | 0 | 64,479 | +64,479 | 0 | 6,901,832 | +6,901,832 |
| AXSOME THERAPEUTICS INC | 15,143 | 24,253 | +9,110 | 1,839,117 | 4,429,568 | +2,590,451 |
| GE VERNOVA INC | 0 | 47,741 | +47,741 | 0 | 31,202,085 | +31,202,085 |
| MICROCHIP TECHNOLOGY INC. | 0 | 515,494 | +515,494 | 0 | 32,847,278 | +32,847,278 |
| VSE CORP | 0 | 32,656 | +32,656 | 0 | 5,641,977 | +5,641,977 |
| STIFEL FINL CORP | 0 | 98,530 | +98,530 | 0 | 12,337,927 | +12,337,927 |
| THREDUP INC | 0 | 373,310 | +373,310 | 0 | 2,385,451 | +2,385,451 |
| BRIDGEBIO PHARMA INC | 123,707 | 114,017 | -9,690 | 6,425,342 | 8,721,160 | +2,295,818 |
| BEL FUSE INC | 24,181 | 33,101 | +8,920 | 3,410,005 | 5,614,923 | +2,204,918 |
| ADVANCED ENERGY INDS | 47,713 | 49,133 | +1,420 | 8,117,890 | 10,286,976 | +2,169,086 |
| AMERESCO INC | 0 | 73,710 | +73,710 | 0 | 2,158,966 | +2,158,966 |
| SITIME CORP | 0 | 33,554 | +33,554 | 0 | 11,850,937 | +11,850,937 |
| ANALOG DEVICES INC | 59,476 | 61,172 | +1,696 | 14,613,253 | 16,589,846 | +1,976,593 |
| VITA COCO CO INC | 0 | 36,560 | +36,560 | 0 | 1,938,046 | +1,938,046 |
| GENEDX HOLDINGS CORP | 0 | 74,016 | +74,016 | 0 | 9,626,521 | +9,626,521 |
| ROCKET COS INC | 0 | 481,560 | +481,560 | 0 | 9,323,002 | +9,323,002 |
| ADAPTIVE BIOTECHNOLOGIES COR | 298,074 | 390,874 | +92,800 | 4,459,187 | 6,347,794 | +1,888,607 |
| ISHARES TR | 0 | 3,770 | +3,770 | 0 | 1,784,341 | +1,784,341 |
| VERTIV HOLDINGS CO | 0 | 124,737 | +124,737 | 0 | 20,208,641 | +20,208,641 |
| KINIKSA PHARMACEUTICALS INTL | 0 | 192,192 | +192,192 | 0 | 7,927,920 | +7,927,920 |
| TTM TECHNOLOGIES INC | 0 | 131,850 | +131,850 | 0 | 9,097,650 | +9,097,650 |
| JBT MAREL CORPORATION | 0 | 58,539 | +58,539 | 0 | 8,820,071 | +8,820,071 |
| MODINE MFG CO | 0 | 11,960 | +11,960 | 0 | 1,596,780 | +1,596,780 |
| CHARLES RIV LABS INTL INC | 31,265 | 32,245 | +980 | 4,891,722 | 6,432,233 | +1,540,511 |