PRIMECAP MANAGEMENT CO/CA/
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 ▲▼ | |
| MICRON TECHNOLOGY INC | 29,655,435 | 24,794,936 | -4,860,499 | 4,961,947,552 | 7,076,722,684 | +2,114,775,132 |
| ELI LILLY & CO | 10,795,338 | 9,265,782 | -1,529,556 | 8,236,842,894 | 9,957,750,600 | +1,720,907,706 |
| ALPHABET INC | 15,777,214 | 15,128,289 | -648,925 | 3,835,440,724 | 4,735,154,457 | +899,713,733 |
| BIOGEN INC | 14,954,697 | 14,757,997 | -196,700 | 2,094,853,953 | 2,597,259,895 | +502,405,942 |
| AMAZON COM INC | 10,713,238 | 12,256,188 | +1,542,950 | 2,352,305,669 | 2,828,973,315 | +476,667,646 |
| SOUTHWEST AIRLS CO | 47,996,113 | 47,392,095 | -604,018 | 1,531,555,968 | 1,958,715,287 | +427,159,319 |
| BRISTOL-MYERS SQUIBB CO | 22,094,320 | 24,875,550 | +2,781,230 | 996,453,832 | 1,341,787,169 | +345,333,337 |
| ASTRAZENECA PLC | 39,857,971 | 36,915,261 | -2,942,710 | 3,057,903,538 | 3,393,619,943 | +335,716,405 |
| ALPHABET INC | 6,126,946 | 5,762,640 | -364,306 | 1,492,217,946 | 1,808,316,431 | +316,098,485 |
| SYNOPSYS INC | 87,100 | 734,800 | +647,700 | 42,974,269 | 345,150,256 | +302,175,987 |
| SCHWAB CHARLES CORP | 21,209,187 | 23,276,071 | +2,066,884 | 2,024,841,083 | 2,325,512,255 | +300,671,172 |
| IDEX CORP | 1,730,580 | 3,226,787 | +1,496,207 | 281,669,200 | 574,174,479 | +292,505,279 |
| FEDEX CORP | 9,442,250 | 8,512,671 | -929,579 | 2,226,576,973 | 2,458,970,146 | +232,393,173 |
| BANK NEW YORK MELLON CORP | 801,440 | 2,521,678 | +1,720,238 | 87,324,902 | 292,741,599 | +205,416,697 |
| GLAUKOS CORP | 2,253,788 | 3,376,928 | +1,123,140 | 183,796,416 | 381,288,942 | +197,492,526 |
| BOOZ ALLEN HAMILTON HLDG COR | 1,983,838 | 4,666,298 | +2,682,460 | 198,284,608 | 393,648,899 | +195,364,291 |
| AMERICAN AIRLS GROUP INC | 49,641,939 | 49,002,554 | -639,385 | 557,975,394 | 751,209,155 | +193,233,761 |
| MARKETAXESS HLDGS INC | 2,230,595 | 3,175,425 | +944,830 | 388,681,183 | 575,545,786 | +186,864,603 |
| DELTA AIR LINES INC DEL | 18,293,987 | 17,594,127 | -699,860 | 1,038,183,766 | 1,221,032,414 | +182,848,648 |
| AMGEN INC | 9,707,609 | 8,904,979 | -802,630 | 2,739,487,259 | 2,914,688,677 | +175,201,418 |
| INTEL CORP | 79,405,510 | 76,132,268 | -3,273,242 | 2,664,054,864 | 2,809,280,689 | +145,225,825 |
| NETFLIX INC | 196,240 | 4,023,110 | +3,826,870 | 235,276,061 | 377,206,794 | +141,930,733 |
| ROSS STORES INC | 9,954,910 | 9,207,200 | -747,710 | 1,517,028,737 | 1,658,585,007 | +141,556,270 |
| FAIR ISAAC CORP | 180,650 | 243,374 | +62,724 | 270,348,145 | 411,452,952 | +141,104,807 |
| ALBEMARLE CORP | 3,255,909 | 2,805,069 | -450,840 | 263,989,102 | 396,748,959 | +132,759,857 |
| LINDE PLC | 538,920 | 888,620 | +349,700 | 255,987,000 | 378,898,682 | +122,911,682 |
| GSK PLC | 25,766,950 | 25,130,160 | -636,790 | 1,112,101,562 | 1,232,383,047 | +120,281,485 |
| ADVANCED MICRO DEVICES INC | 448,010 | 875,699 | +427,689 | 72,483,539 | 187,539,698 | +115,056,159 |
| CONOCOPHILLIPS | 10,351,010 | 11,577,465 | +1,226,455 | 979,102,036 | 1,083,766,499 | +104,664,463 |
| ILLUMINA INC | 1,885,279 | 1,989,679 | +104,400 | 179,044,947 | 260,966,299 | +81,921,352 |
| BURLINGTON STORES INC | 603,970 | 807,190 | +203,220 | 153,710,365 | 233,156,832 | +79,446,467 |
| QNITY ELECTRONICS INC | 0 | 972,974 | +972,974 | 0 | 79,443,328 | +79,443,328 |
| DOLLAR TREE INC | 4,194,049 | 3,832,425 | -361,624 | 395,792,499 | 471,426,600 | +75,634,101 |
| THERMO FISHER SCIENTIFIC INC | 2,303,322 | 2,057,292 | -246,030 | 1,117,157,235 | 1,192,097,851 | +74,940,616 |
| CAVA GROUP INC | 85,250 | 1,260,250 | +1,175,000 | 5,149,953 | 73,964,073 | +68,814,120 |
| AMENTUM HOLDINGS INC | 11,918,586 | 12,126,927 | +208,341 | 285,450,135 | 351,680,883 | +66,230,748 |
| IMMUNOME INC | 3,018,009 | 4,685,441 | +1,667,432 | 35,340,897 | 100,643,273 | +65,302,376 |
| MATTEL INC | 31,354,147 | 29,804,075 | -1,550,072 | 527,690,294 | 591,312,849 | +63,622,555 |
| WAVE LIFE SCIENCES LTD | 1,898,650 | 4,095,282 | +2,196,632 | 13,898,118 | 69,619,794 | +55,721,676 |
| NEXTPOWER INC | 7,460,451 | 6,951,597 | -508,854 | 551,998,842 | 605,553,615 | +53,554,773 |
| DANAHER CORPORATION | 1,449,920 | 1,480,720 | +30,800 | 287,461,140 | 338,966,423 | +51,505,283 |
| WILLSCOT HLDGS CORP | 1,372,500 | 4,267,400 | +2,894,900 | 28,973,475 | 80,355,142 | +51,381,667 |
| TELEFONAKTIEBOLAGET LM ERICS | 24,893,699 | 26,629,299 | +1,735,600 | 205,870,891 | 256,972,737 | +51,101,846 |
| UNITED AIRLS HLDGS INC | 18,002,960 | 15,978,490 | -2,024,470 | 1,737,285,641 | 1,786,714,749 | +49,429,108 |
| MONGODB INC | 989,279 | 848,279 | -141,000 | 307,052,416 | 356,014,214 | +48,961,798 |
| ANALOG DEVICES INC | 3,280,120 | 3,141,640 | -138,480 | 805,925,484 | 852,012,768 | +46,087,284 |
| BIOMARIN PHARMACEUTICAL INC | 15,229,287 | 14,549,314 | -679,973 | 824,818,238 | 864,665,732 | +39,847,494 |
| ELANCO ANIMAL HEALTH INC | 49,958,156 | 46,214,088 | -3,744,068 | 1,006,157,262 | 1,045,824,811 | +39,667,549 |
| JABIL INC | 3,331,070 | 3,343,670 | +12,600 | 723,408,472 | 762,423,633 | +39,015,161 |
| GRAIL INC | 2,020,940 | 1,838,684 | -182,256 | 119,498,241 | 157,372,964 | +37,874,723 |
| CIENA CORP | 587,200 | 511,600 | -75,600 | 85,537,424 | 119,647,892 | +34,110,468 |
| FORMFACTOR INC | 2,324,614 | 2,081,246 | -243,368 | 84,662,442 | 116,091,902 | +31,429,460 |
| XENCOR INC | 10,675,022 | 10,218,322 | -456,700 | 125,218,008 | 156,442,509 | +31,224,501 |
| BRUKER CORP | 0 | 655,100 | +655,100 | 0 | 30,861,761 | +30,861,761 |
| APPLE INC | 1,760,880 | 1,760,880 | 0 | 448,372,874 | 478,712,837 | +30,339,963 |
| PAYPAL HLDGS INC | 6,680,930 | 8,168,490 | +1,487,560 | 448,023,166 | 476,876,447 | +28,853,281 |
| LIVANOVA PLC | 4,444,832 | 4,224,852 | -219,980 | 232,820,300 | 259,955,144 | +27,134,844 |
| VIPER ENERGY INC | 0 | 692,100 | +692,100 | 0 | 26,735,823 | +26,735,823 |
| CITIGROUP INC | 2,590,055 | 2,468,300 | -121,755 | 262,890,583 | 288,025,927 | +25,135,344 |
| UNITED PARCEL SERVICE INC | 2,262,131 | 2,146,931 | -115,200 | 188,955,803 | 212,954,086 | +23,998,283 |
| VISA INC | 4,064,781 | 4,008,951 | -55,830 | 1,387,634,938 | 1,405,979,204 | +18,344,266 |
| EDWARDS LIFESCIENCES CORP | 3,523,291 | 3,418,791 | -104,500 | 274,006,341 | 291,451,933 | +17,445,592 |
| BIRKENSTOCK HOLDING PLC | 0 | 386,800 | +386,800 | 0 | 15,820,120 | +15,820,120 |
| SYNAPTICS INC | 0 | 211,700 | +211,700 | 0 | 15,670,034 | +15,670,034 |
| SEPTERNA INC | 0 | 546,100 | +546,100 | 0 | 15,225,268 | +15,225,268 |
| AMETEK INC | 819,154 | 823,154 | +4,000 | 154,000,952 | 169,001,747 | +15,000,795 |
| HUNT J B TRANS SVCS INC | 640,810 | 517,710 | -123,100 | 85,977,478 | 100,611,761 | +14,634,283 |
| COTERRA ENERGY INC | 1,941,380 | 2,289,750 | +348,370 | 45,913,639 | 60,266,220 | +14,352,581 |
| KEYSIGHT TECHNOLOGIES INC | 606,695 | 592,605 | -14,090 | 106,123,090 | 120,411,412 | +14,288,322 |
| WESTERN DIGITAL CORP | 965,070 | 753,540 | -211,530 | 115,866,304 | 129,812,337 | +13,946,033 |
| CISCO SYS INC | 5,248,560 | 4,841,060 | -407,500 | 359,106,476 | 372,906,852 | +13,800,376 |
| BRIDGEBIO PHARMA INC | 576,370 | 569,680 | -6,690 | 29,936,658 | 43,574,823 | +13,638,165 |
| IVANHOE ELECTRIC INC | 2,828,284 | 3,054,884 | +226,600 | 35,494,964 | 48,817,047 | +13,322,083 |
| BANK AMERICA CORP | 2,461,832 | 2,540,732 | +78,900 | 127,005,913 | 139,740,260 | +12,734,347 |
| MOOG INC | 456,560 | 439,860 | -16,700 | 94,813,815 | 107,127,903 | +12,314,088 |
| KNIGHT-SWIFT TRANSN HLDGS IN | 858,177 | 879,677 | +21,500 | 33,906,573 | 45,989,514 | +12,082,941 |
| SHARKNINJA INC | 35,500 | 133,300 | +97,800 | 3,661,825 | 14,916,270 | +11,254,445 |
| CHARLES RIV LABS INTL INC | 270,540 | 266,890 | -3,650 | 42,328,689 | 53,239,217 | +10,910,528 |
| RYANAIR HOLDINGS PLC | 1,002,672 | 986,972 | -15,700 | 60,380,908 | 71,249,509 | +10,868,601 |
| ZOOM COMMUNICATIONS INC | 1,176,750 | 1,249,600 | +72,850 | 97,081,875 | 107,827,985 | +10,746,110 |
| MARRIOTT INTL INC NEW | 274,260 | 264,360 | -9,900 | 71,428,274 | 82,015,046 | +10,586,772 |
| GITLAB INC | 775,640 | 1,159,261 | +383,621 | 34,965,851 | 43,507,065 | +8,541,214 |
| NIKE INC | 1,219,930 | 1,466,530 | +246,600 | 85,065,719 | 93,432,626 | +8,366,907 |
| IQVIA HLDGS INC | 469,161 | 432,071 | -37,090 | 89,112,439 | 97,393,122 | +8,280,683 |
| VIKING HOLDINGS LTD | 784,273 | 784,273 | 0 | 48,750,410 | 56,004,935 | +7,254,525 |
| THE TRADE DESK INC | 561,255 | 908,605 | +347,350 | 27,507,107 | 34,490,646 | +6,983,539 |
| TECHNIPFMC PLC | 1,393,370 | 1,388,370 | -5,000 | 54,968,447 | 61,865,767 | +6,897,320 |
| KIRBY CORP | 285,853 | 277,803 | -8,050 | 23,854,434 | 30,608,335 | +6,753,901 |
| HANOVER INS GROUP INC | 0 | 36,900 | +36,900 | 0 | 6,744,213 | +6,744,213 |
| ASML HOLDING N V | 387,476 | 356,776 | -30,700 | 375,111,641 | 381,700,371 | +6,588,730 |
| GOLDMAN SACHS GROUP INC | 163,830 | 155,430 | -8,400 | 130,466,021 | 136,622,970 | +6,156,949 |
| LENZ THERAPEUTICS INC | 0 | 372,200 | +372,200 | 0 | 5,955,200 | +5,955,200 |
| RTX CORPORATION | 377,362 | 376,262 | -1,100 | 63,143,983 | 69,006,451 | +5,862,468 |
| SOLSTICE ADVANCED MATLS INC | 0 | 119,750 | +119,750 | 0 | 5,817,456 | +5,817,456 |
| REPLIGEN CORP | 186,868 | 186,668 | -200 | 24,978,645 | 30,587,418 | +5,608,773 |
| ALCON AG | 1,344,906 | 1,340,866 | -4,040 | 100,208,944 | 105,673,647 | +5,464,703 |
| HONEYWELL INTL INC | 427,400 | 488,200 | +60,800 | 89,967,700 | 95,242,938 | +5,275,238 |
| GRIFFON CORP | 330,697 | 410,547 | +79,850 | 25,182,577 | 30,236,789 | +5,054,212 |
| CARVANA CO | 187,325 | 177,025 | -10,300 | 70,666,483 | 74,708,091 | +4,041,608 |
| US FOODS HLDG CORP | 3,793,209 | 3,911,610 | +118,401 | 290,635,750 | 294,622,465 | +3,986,715 |