MOUNTAIN PACIFIC INVESTMENT ADVISERS LLC
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 ▲▼ | |
| VERTIV HOLDINGS CO | 0 | 82,439 | +82,439 | 0 | 20,657,565 | +20,657,565 |
| EXXON MOBIL CORP | 37,298 | 37,198 | -100 | 4,488,441 | 6,311,013 | +1,822,572 |
| COMFORT SYS USA INC | 7,740 | 6,556 | -1,184 | 7,223,665 | 9,040,658 | +1,816,993 |
| RBC BEARINGS INC | 18,433 | 17,904 | -529 | 8,265,910 | 9,724,020 | +1,458,110 |
| COSTCO WHOLESALE CORPORATION | 9,990 | 9,964 | -26 | 8,614,616 | 9,928,243 | +1,313,627 |
| CLEAN HARBORS INC | 23,658 | 23,432 | -226 | 5,547,328 | 6,718,657 | +1,171,329 |
| FASTENAL CO | 195,241 | 190,851 | -4,390 | 7,835,021 | 8,855,486 | +1,020,465 |
| IDEX CORP | 120,375 | 117,999 | -2,376 | 21,419,528 | 22,366,710 | +947,182 |
| NVENT ELEC PLC | 85,688 | 81,796 | -3,892 | 8,737,605 | 9,674,831 | +937,226 |
| REGAL REXNORD CORPORATION | 0 | 12,241 | +12,241 | 0 | 2,292,250 | +2,292,250 |
| NORDSON CORP | 40,608 | 39,072 | -1,536 | 9,763,381 | 10,395,496 | +632,115 |
| GENERAC HLDGS INC | 13,371 | 12,346 | -1,025 | 1,823,403 | 2,411,544 | +588,141 |
| CHURCH & DWIGHT CO INC | 82,672 | 80,528 | -2,144 | 6,932,047 | 7,514,873 | +582,826 |
| MICRON TECHNOLOGY INC | 11,999 | 11,794 | -205 | 3,424,659 | 3,984,514 | +559,855 |
| JOHNSON & JOHNSON | 14,791 | 14,466 | -325 | 3,060,997 | 3,536,069 | +475,072 |
| LANDSTAR SYS INC | 58,364 | 55,169 | -3,195 | 8,386,907 | 8,844,142 | +457,235 |
| APPLIED MATLS INC | 4,010 | 4,010 | 0 | 1,030,530 | 1,370,578 | +340,048 |
| ROSS STORES INC | 0 | 9,200 | +9,200 | 0 | 1,992,996 | +1,992,996 |
| MSA SAFETY INC | 28,793 | 29,726 | +933 | 4,610,911 | 4,873,578 | +262,667 |
| PHILLIPS 66 | 0 | 1,407 | +1,407 | 0 | 256,327 | +256,327 |
| STRIDE INC | 0 | 10,295 | +10,295 | 0 | 907,710 | +907,710 |
| CATERPILLAR INC | 2,094 | 2,004 | -90 | 1,199,856 | 1,420,084 | +220,228 |
| IDACORP INC | 0 | 1,467 | +1,467 | 0 | 209,737 | +209,737 |
| CANADIAN IMPERIAL BANK OF CO | 0 | 2,200 | +2,200 | 0 | 208,450 | +208,450 |
| INVESCO EXCHANGE TRADED FD T | 23,011 | 24,043 | +1,032 | 4,407,974 | 4,614,426 | +206,452 |
| WALMART INC | 0 | 20,680 | +20,680 | 0 | 2,570,130 | +2,570,130 |
| APTARGROUP INC | 134,345 | 131,282 | -3,063 | 16,384,716 | 16,544,158 | +159,442 |
| APPLIED INDL TECHNOLOGIES IN | 12,715 | 12,871 | +156 | 3,264,831 | 3,414,934 | +150,103 |
| KADANT INC | 11,422 | 11,626 | +204 | 3,255,498 | 3,398,861 | +143,363 |
| AMETEK INC | 187,596 | 180,304 | -7,292 | 38,515,335 | 38,649,965 | +134,630 |
| EATON CORP PLC | 3,259 | 3,259 | 0 | 1,038,024 | 1,165,647 | +127,623 |
| WINMARK CORP | 0 | 4,473 | +4,473 | 0 | 1,912,431 | +1,912,431 |
| PEPSICO INC | 4,733 | 5,108 | +375 | 679,280 | 793,221 | +113,941 |
| CONOCOPHILLIPS | 2,916 | 2,916 | 0 | 272,941 | 384,875 | +111,934 |
| AMGEN INC | 6,224 | 6,106 | -118 | 2,037,140 | 2,148,355 | +111,215 |
| CHEVRON CORPORATION | 2,291 | 2,170 | -121 | 349,171 | 448,973 | +99,802 |
| INTEL CORP | 8,636 | 9,196 | +560 | 318,668 | 405,819 | +87,151 |
| HONEYWELL INTL INC | 2,614 | 2,614 | 0 | 509,965 | 590,842 | +80,877 |
| GE VERNOVA INC | 366 | 366 | 0 | 239,207 | 319,481 | +80,274 |
| ECOLAB INC | 33,142 | 32,985 | -157 | 8,700,438 | 8,774,670 | +74,232 |
| QUEST DIAGNOSTICS INC | 2,900 | 2,900 | 0 | 503,237 | 568,342 | +65,105 |
| MERCK & CO INC | 3,641 | 3,641 | 0 | 383,252 | 437,976 | +54,724 |
| ILLINOIS TOOL WKS INC | 9,481 | 9,156 | -325 | 2,335,170 | 2,383,215 | +48,045 |
| MSC INDL DIRECT INC | 6,203 | 6,103 | -100 | 521,672 | 563,124 | +41,452 |
| RTX CORPORATION | 0 | 6,981 | +6,981 | 0 | 1,346,635 | +1,346,635 |
| C H ROBINSON WORLDWIDE IN | 5,500 | 5,500 | 0 | 884,180 | 913,385 | +29,205 |
| VERIZON COMMUNICATIONS INC | 0 | 4,544 | +4,544 | 0 | 228,109 | +228,109 |
| CANADIAN NATL RY CO | 5,250 | 5,250 | 0 | 518,963 | 539,543 | +20,580 |
| M & T BK CORP | 3,687 | 3,687 | 0 | 742,857 | 762,177 | +19,320 |
| CARRIER GLOBAL CORPORATION | 6,330 | 6,130 | -200 | 334,477 | 345,180 | +10,703 |
| WABTEC | 0 | 6,709 | +6,709 | 0 | 1,676,646 | +1,676,646 |
| NETFLIX INC. | 4,000 | 4,000 | 0 | 375,040 | 384,600 | +9,560 |
| GLACIER BANCORP INC NEW | 9,693 | 9,693 | 0 | 426,977 | 432,986 | +6,009 |
| FTI CONSULTING INC | 20,996 | 20,311 | -685 | 3,586,747 | 3,590,375 | +3,628 |
| ISHARES TR | 1,050 | 1,050 | 0 | 220,857 | 224,354 | +3,497 |
| CISCO SYS INC | 5,429 | 5,429 | 0 | 418,178 | 421,218 | +3,040 |
| COCA COLA CO | 7,874 | 7,274 | -600 | 550,440 | 553,153 | +2,713 |
| REPUBLIC SVCS INC | 0 | 1,265 | +1,265 | 0 | 277,060 | +277,060 |
| PAYCHEX INC | 2,826 | 3,426 | +600 | 317,021 | 315,603 | -1,418 |
| PNC FINL SVCS GROUP INC | 2,734 | 2,734 | 0 | 570,668 | 568,918 | -1,750 |
| VANGUARD BD INDEX FDS | 0 | 41,845 | +41,845 | 0 | 2,083,253 | +2,083,253 |
| EMERSON ELEC CO | 3,300 | 3,300 | 0 | 437,976 | 432,366 | -5,610 |
| FIFTH THIRD BANCORP | 18,200 | 18,200 | 0 | 851,942 | 845,572 | -6,370 |
| TRAVELERS COMPANIES INC | 0 | 1,635 | +1,635 | 0 | 476,897 | +476,897 |
| VANGUARD SCOTTSDALE FDS | 0 | 42,437 | +42,437 | 0 | 2,484,262 | +2,484,262 |
| ISHARES TR | 573 | 573 | 0 | 214,129 | 204,450 | -9,679 |
| STRYKER CORPORATION | 0 | 763 | +763 | 0 | 250,714 | +250,714 |
| VANGUARD BD INDEX FDS | 0 | 14,110 | +14,110 | 0 | 1,089,010 | +1,089,010 |
| BERKLEY W R CORP | 4,252 | 4,252 | 0 | 298,150 | 281,823 | -16,327 |
| TRUIST FINL CORP | 0 | 5,366 | +5,366 | 0 | 246,675 | +246,675 |
| AMERICAN WTR WKS CO INC NEW | 5,700 | 5,297 | -403 | 743,850 | 720,869 | -22,981 |
| AMAZON COM INC | 1,715 | 1,790 | +75 | 395,856 | 372,803 | -23,053 |
| GE AEROSPACE | 1,139 | 1,139 | 0 | 350,846 | 323,214 | -27,632 |
| PRICE T ROWE GROUP INC | 2,415 | 2,415 | 0 | 247,248 | 217,688 | -29,560 |
| INVESCO QQQ TR | 871 | 871 | 0 | 535,064 | 502,724 | -32,340 |
| ALPHABET INC | 1,917 | 1,967 | +50 | 600,021 | 565,631 | -34,390 |
| VANGUARD INDEX FDS | 0 | 1,019 | +1,019 | 0 | 608,903 | +608,903 |
| PRUDENTIAL FINL INC | 2,640 | 2,640 | 0 | 298,003 | 257,902 | -40,101 |
| ROYAL BK CDA | 0 | 4,749 | +4,749 | 0 | 768,293 | +768,293 |
| MASTERCARD INCORPORATED | 604 | 604 | 0 | 344,812 | 301,795 | -43,017 |
| ELI LILLY & CO | 315 | 315 | 0 | 338,524 | 289,728 | -48,796 |
| MCDONALDS CORP | 2,433 | 2,233 | -200 | 743,598 | 693,994 | -49,604 |
| ALPHABET INC | 800 | 700 | -100 | 250,951 | 200,721 | -50,230 |
| SCHEIN HENRY INC | 4,500 | 3,900 | -600 | 340,110 | 287,430 | -52,680 |
| MURPHY USA INC | 1,234 | 894 | -340 | 497,944 | 441,609 | -56,335 |
| PROCTER & GAMBLE CO | 13,486 | 12,986 | -500 | 1,932,722 | 1,875,741 | -56,981 |
| TELEFLEX INCORPORATED | 0 | 10,904 | +10,904 | 0 | 1,304,227 | +1,304,227 |
| BANK AMERICA CORP | 5,843 | 5,143 | -700 | 321,365 | 250,721 | -70,644 |
| BERKSHIRE HATHAWAY INC DEL | 2 | 2 | 0 | 1,509,600 | 1,436,280 | -73,320 |
| STATE STR SPDR S&P 500 ETF T | 0 | 2,103 | +2,103 | 0 | 1,367,632 | +1,367,632 |
| ACI WORLDWIDE INC | 12,280 | 12,280 | 0 | 587,107 | 503,603 | -83,504 |
| HOME DEPOT INC | 2,869 | 2,744 | -125 | 987,223 | 902,474 | -84,749 |
| SELECTIVE INS GROUP INC | 0 | 7,189 | +7,189 | 0 | 541,979 | +541,979 |
| US BANCORP | 0 | 68,606 | +68,606 | 0 | 3,568,198 | +3,568,198 |
| TESLA INC | 0 | 1,588 | +1,588 | 0 | 590,339 | +590,339 |
| FORTIVE CORP | 104,863 | 102,594 | -2,269 | 5,789,486 | 5,671,396 | -118,090 |
| CONMED CORP | 14,778 | 13,017 | -1,761 | 599,987 | 460,281 | -139,706 |
| COMMERCE BANCSHARES INC | 31,366 | 30,380 | -986 | 1,641,696 | 1,494,696 | -147,000 |
| GRACO INC | 155,031 | 148,326 | -6,705 | 12,707,891 | 12,555,796 | -152,095 |
| BECTON DICKINSON & CO | 3,036 | 2,717 | -319 | 589,197 | 427,194 | -162,003 |