Senator Investment Group LP
Comparing Q1 2026 vs Q4 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) | ||||
|---|---|---|---|---|---|---|
Q4 2025 ▲▼ | Q1 2026 ▲▼ | Change ▲▼ | Q4 2025 ▲▼ | Q1 2026 ▲▼ | Change ▲▼ | |
| NVIDIA CORPORATION | 0 | 390,000 | +390,000 | 0 | 68,033,550 | +68,033,550 |
| VISA INC | 0 | 210,000 | +210,000 | 0 | 63,470,400 | +63,470,400 |
| BOEING CO | 27,500 | 341,000 | +313,500 | 5,970,800 | 67,869,230 | +61,898,430 |
| BROADCOM INC | 0 | 187,643 | +187,643 | 0 | 58,105,531 | +58,105,531 |
| MICROSOFT CORP | 0 | 147,500 | +147,500 | 0 | 54,600,075 | +54,600,075 |
| DANAHER CORP DEL | 169,416 | 433,316 | +263,900 | 38,782,711 | 82,156,714 | +43,374,003 |
| CITIGROUP INC | 0 | 330,000 | +330,000 | 0 | 37,422,000 | +37,422,000 |
| AMAZON COM INC | 0 | 175,000 | +175,000 | 0 | 36,454,250 | +36,454,250 |
| PFIZER INC | 0 | 1,250,000 | +1,250,000 | 0 | 35,100,000 | +35,100,000 |
| HALLIBURTON CO | 0 | 846,693 | +846,693 | 0 | 33,012,560 | +33,012,560 |
| ISHARES TR | 0 | 570,000 | +570,000 | 0 | 32,358,900 | +32,358,900 |
| ADVANCED ENERGY INDS | 0 | 100,000 | +100,000 | 0 | 32,271,000 | +32,271,000 |
| L3HARRIS TECHNOLOGIES INC | 0 | 90,000 | +90,000 | 0 | 31,063,500 | +31,063,500 |
| CONOCOPHILLIPS | 0 | 218,962 | +218,962 | 0 | 28,902,984 | +28,902,984 |
| META PLATFORMS INC | 0 | 50,000 | +50,000 | 0 | 28,606,500 | +28,606,500 |
| APPLIED MATLS INC | 0 | 65,000 | +65,000 | 0 | 22,216,350 | +22,216,350 |
| VERTIV HOLDINGS CO | 274,055 | 260,000 | -14,055 | 44,399,643 | 65,150,793 | +20,751,150 |
| BOEING CO | 0 | 100,000 | +100,000 | 0 | 19,903,000 | +19,903,000 |
| RIOT PLATFORMS INC | 0 | 1,500,000 | +1,500,000 | 0 | 18,547,500 | +18,547,500 |
| ROCKET COS INC | 0 | 1,250,000 | +1,250,000 | 0 | 17,812,500 | +17,812,500 |
| HASBRO INC | 0 | 175,000 | +175,000 | 0 | 16,380,000 | +16,380,000 |
| SHARKNINJA INC | 400,000 | 554,011 | +154,011 | 44,760,000 | 58,669,765 | +13,909,765 |
| VISA INC | 0 | 45,000 | +45,000 | 0 | 13,600,800 | +13,600,800 |
| CVS HEALTH CORP | 0 | 175,000 | +175,000 | 0 | 12,568,500 | +12,568,500 |
| ECHOSTAR CORP | 0 | 102,500 | +102,500 | 0 | 12,002,750 | +12,002,750 |
| VISTRA CORP | 110,000 | 196,763 | +86,763 | 17,746,300 | 29,579,382 | +11,833,082 |
| UL SOLUTIONS INC | 300,000 | 400,000 | +100,000 | 23,658,000 | 34,284,000 | +10,626,000 |
| ALKERMES PLC | 0 | 235,000 | +235,000 | 0 | 8,316,650 | +8,316,650 |
| AMER SPORTS INC | 925,000 | 1,301,000 | +376,000 | 34,548,750 | 42,841,930 | +8,293,180 |
| VIKING HOLDINGS LTD | 475,000 | 523,000 | +48,000 | 33,919,750 | 38,430,040 | +4,510,290 |
| ISHARES ETHEREUM TR | 0 | 243,000 | +243,000 | 0 | 3,846,690 | +3,846,690 |
| KINETIK HOLDINGS INC | 0 | 75,500 | +75,500 | 0 | 3,654,955 | +3,654,955 |
| WARBY PARKER INC | 377,148 | 500,000 | +122,852 | 8,218,055 | 10,535,000 | +2,316,945 |
| TERAWULF INC | 85,000 | 139,071 | +54,071 | 976,650 | 2,006,099 | +1,029,449 |
| SPDR GOLD TR | 30,000 | 30,000 | 0 | 11,889,300 | 12,909,900 | +1,020,600 |
| GOGORO INC | 1,350,000 | 1,350,000 | 0 | 3,699,000 | 4,698,000 | +999,000 |
| ALPHABET INC | 10,750 | 12,500 | +1,750 | 3,373,350 | 3,586,250 | +212,900 |
| STATE STR SPDR S&P 500 ETF T | 3,000 | 3,000 | 0 | 2,045,760 | 1,951,065 | -94,695 |
| HYATT HOTELS CORP | 9,939 | 9,939 | 0 | 1,593,421 | 1,429,129 | -164,292 |
| BARCLAYS PLC | 67,232 | 67,232 | 0 | 1,711,054 | 1,422,629 | -288,425 |
| CELSIUS HLDGS INC | 36,268 | 36,268 | 0 | 1,658,898 | 1,287,514 | -371,384 |
| GALAXY DIGITAL INC. | 143,639 | 143,639 | 0 | 3,219,423 | 2,650,140 | -569,283 |
| META PLATFORMS INC | 73,574 | 83,574 | +10,000 | 48,565,462 | 47,815,193 | -750,269 |
| NU HLDGS LTD | 2,200,000 | 2,450,000 | +250,000 | 36,828,000 | 35,206,500 | -1,621,500 |
| COINBASE GLOBAL INC | 7,350 | 0 | -7,350 | 1,662,129 | 0 | -1,662,129 |
| OPTIMUM COMMUNICATIONS INC | 5,000,000 | 5,000,000 | 0 | 8,250,000 | 6,500,000 | -1,750,000 |
| AMPHENOL CORP | 200,000 | 200,000 | 0 | 27,028,000 | 25,270,000 | -1,758,000 |
| PALANTIR TECHNOLOGIES INC | 12,000 | 0 | -12,000 | 2,133,000 | 0 | -2,133,000 |
| FIDELITY WISE ORIGIN BITCOIN | 33,000 | 0 | -33,000 | 2,515,590 | 0 | -2,515,590 |
| ISHARES ETHEREUM TR | 134,000 | 0 | -134,000 | 3,005,620 | 0 | -3,005,620 |
| BROOKDALE SR LIVING INC | 3,409,263 | 2,459,263 | -950,000 | 36,785,948 | 33,642,718 | -3,143,230 |
| KRANESHARES TRUST | 103,000 | 0 | -103,000 | 3,507,150 | 0 | -3,507,150 |
| METHANEX CORP | 100,000 | 0 | -100,000 | 3,972,000 | 0 | -3,972,000 |
| WARNER BROS DISCOVERY INC | 3,049,244 | 3,049,244 | 0 | 87,879,212 | 83,692,600 | -4,186,612 |
| TERRESTRIAL ENERGY INC | 900,000 | 0 | -900,000 | 5,499,000 | 0 | -5,499,000 |
| PERIMETER SOLUTIONS INC | 2,348,000 | 2,370,000 | +22,000 | 64,640,440 | 57,875,400 | -6,765,040 |
| AMAZON COM INC | 430,000 | 435,000 | +5,000 | 99,252,600 | 90,614,850 | -8,637,750 |
| ARCELORMITTAL SA LUXEMBOURG | 580,000 | 341,258 | -238,742 | 26,430,600 | 17,738,591 | -8,692,009 |
| SELECT SECTOR SPDR TR | 61,274 | 0 | -61,274 | 9,504,823 | 0 | -9,504,823 |
| TAIWAN SEMICONDUCTOR MANUFAC | 324,500 | 262,500 | -62,000 | 98,612,305 | 88,711,875 | -9,900,430 |
| ASTRONICS CORP | 4,000,000 | 0 | -4,000,000 | 10,287,500 | 0 | -10,287,500 |
| HOWMET AEROSPACE INC | 97,754 | 41,585 | -56,169 | 20,041,525 | 9,583,679 | -10,457,846 |
| METHANEX CORP | 275,000 | 0 | -275,000 | 10,923,000 | 0 | -10,923,000 |
| UNITEDHEALTH GROUP INC | 75,000 | 35,000 | -40,000 | 24,758,250 | 9,470,650 | -15,287,600 |
| ATI INC | 325,000 | 145,000 | -180,000 | 37,297,000 | 21,091,700 | -16,205,300 |
| JAMES HARDIE INDS PLC | 1,825,797 | 1,106,597 | -719,200 | 37,885,288 | 20,958,947 | -16,926,341 |
| NVIDIA CORPORATION | 504,679 | 434,679 | -70,000 | 94,122,634 | 75,827,578 | -18,295,056 |
| ASTRONICS CORP | 459,005 | 21,531 | -437,474 | 24,896,431 | 1,436,764 | -23,459,667 |
| COMCAST CORP NEW | 1,170,000 | 0 | -1,170,000 | 34,971,300 | 0 | -34,971,300 |
| LIFE TIME GROUP HOLDINGS INC | 1,325,000 | 0 | -1,325,000 | 35,218,500 | 0 | -35,218,500 |
| LPL FINL HLDGS INC | 100,000 | 0 | -100,000 | 35,717,000 | 0 | -35,717,000 |
| ROBINHOOD MKTS INC | 404,819 | 140,937 | -263,882 | 45,785,029 | 9,766,934 | -36,018,095 |
| BILL HOLDINGS INC | 693,379 | 0 | -693,379 | 37,816,891 | 0 | -37,816,891 |
| PENNYMAC FINL SVCS INC NEW | 287,093 | 0 | -287,093 | 37,850,341 | 0 | -37,850,341 |
| TECK RESOURCES LTD | 1,659,442 | 768,673 | -890,769 | 79,470,677 | 39,778,828 | -39,691,849 |
| APOLLO GLOBAL MGMT INC | 537,070 | 340,000 | -197,070 | 77,746,253 | 37,882,799 | -39,863,454 |
| GE AEROSPACE | 150,000 | 0 | -150,000 | 46,204,500 | 0 | -46,204,500 |
| MICROSOFT CORP | 187,500 | 120,000 | -67,500 | 90,678,750 | 44,420,400 | -46,258,350 |
| CARVANA CO | 259,932 | 184,574 | -75,358 | 109,696,503 | 58,063,289 | -51,633,214 |
| WOODWARD INC | 451,538 | 226,538 | -225,000 | 136,508,968 | 81,082,481 | -55,426,487 |
| UNION PAC CORP | 274,833 | 0 | -274,833 | 63,574,370 | 0 | -63,574,370 |
| SS&C TECHNOLOGIES HLDGS INC | 1,035,193 | 0 | -1,035,193 | 90,496,572 | 0 | -90,496,572 |
| CAPITAL ONE FINL CORP | 471,805 | 0 | -471,805 | 114,346,660 | 0 | -114,346,660 |
| UNITED AIRLS HLDGS INC | 3,128,629 | 1,429,629 | -1,699,000 | 349,843,295 | 131,625,942 | -218,217,353 |