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FENIMORE ASSET MANAGEMENT INC
Period ended Sep 30, 2026 · Latest filing Oct 8, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Sep 30, 2026: $4,554,827,866
More quarters will appear as history becomes available.
Top holdings
Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- Ross Stores, Inc. · COM · 778296103 · shares: $269,784,638
- Amphenol Corp. · COM · 032095101 · shares: $238,916,797
- Analog Devices Inc · COM · 032654105 · shares: $184,286,275
- IDEX Corporation · COM · 45167R104 · shares: $176,197,086
- Keysight Technologies Inc. · COM · 49338L103 · shares: $170,750,414
- Vulcan Materials · COM · 929160109 · shares: $160,333,423
- Fastenal Co · COM · 311900104 · shares: $154,773,298
- Stryker Corporation · COM · 863667101 · shares: $151,618,134
- Markel Corporation · COM · 570535104 · shares: $148,248,509
- Trane Technologies PLC · COM · G8994E103 · shares: $137,269,236
Reported holdings
93 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| Ross Stores, Inc. | COM | 778296103 | — | 1,155,890 shares | $269,784,638 |
| Amphenol Corp. | COM | 032095101 | — | 2,834,126 shares | $238,916,797 |
| Analog Devices Inc | COM | 032654105 | — | 464,537 shares | $184,286,275 |
| IDEX Corporation | COM | 45167R104 | — | 772,862 shares | $176,197,086 |
| Keysight Technologies Inc. | COM | 49338L103 | — | 469,043 shares | $170,750,414 |
| Vulcan Materials | COM | 929160109 | — | 655,412 shares | $160,333,423 |
| Fastenal Co | COM | 311900104 | — | 3,124,839 shares | $154,773,298 |
| Stryker Corporation | COM | 863667101 | — | 550,558 shares | $151,618,134 |
| Markel Corporation | COM | 570535104 | — | 86,571 shares | $148,248,509 |
| Trane Technologies PLC | COM | G8994E103 | — | 303,706 shares | $137,269,236 |
| Brown & Brown, Inc. | COM | 115236101 | — | 2,232,203 shares | $135,941,133 |
| Arthur J. Gallagher & Co. | COM | 363576109 | — | 563,148 shares | $128,459,738 |
| Brookfield Corp | COM | 11271J107 | — | 3,434,689 shares | $125,228,745 |
| Zebra Technologies A | COM | 989207105 | — | 321,007 shares | $119,835,123 |
| Progressive Corp. | COM | 743315103 | — | 553,861 shares | $114,820,849 |
| Microchip Technology Incorpora | COM | 595017104 | — | 1,366,210 shares | $106,250,128 |
| Illinois Tool Works Inc. | COM | 452308109 | — | 389,384 shares | $100,180,608 |
| Agilent Technologies Inc | COM | 00846U101 | — | 558,284 shares | $96,197,859 |
| HEICO Corp. Class A | COM | 422806208 | — | 420,436 shares | $95,998,175 |
| AutoZone, Inc. | COM | 053332102 | — | 32,269 shares | $91,321,915 |
| Ametek, Inc. | COM | 031100100 | — | 361,611 shares | $89,581,830 |
| Landstar System, Inc. | COM | 515098101 | — | 508,778 shares | $85,802,826 |
| Graco Inc. | COM | 384109104 | — | 1,108,914 shares | $85,208,952 |
| Booking Holdings Inc. | COM | 09857L108 | — | 500,147 shares | $81,478,976 |
| Pinnacle Financial Partners In | COM | 72348N109 | — | 825,186 shares | $77,245,642 |
| Steris PLC | COM | G8473T100 | — | 354,742 shares | $74,499,373 |
| S&P Global Inc. | COM | 78409V104 | — | 159,081 shares | $62,752,720 |
| Republic Services, Inc. | COM | 760759100 | — | 265,824 shares | $55,788,483 |
| Entegris, Inc. | COM | 29362U104 | — | 355,630 shares | $54,788,358 |
| Cintas Corp | COM | 172908105 | — | 268,061 shares | $52,287,979 |
| Ryan Specialty Holdings, Inc | COM | 78351F107 | — | 1,330,600 shares | $49,232,200 |
| CDW Corporation | COM | 12514G108 | — | 359,805 shares | $46,112,609 |
| Martin Marietta Mat | COM | 573284106 | — | 89,370 shares | $42,880,620 |
| Brookfield Asset Management Lt | COM | 113004105 | — | 903,098 shares | $40,260,123 |
| Broadridge Financial Solutions | COM | 11133T103 | — | 236,910 shares | $38,166,201 |
| Thermo Fisher Scientific Inc. | COM | 883556102 | — | 53,830 shares | $36,337,942 |
| Houlihan Lokey Inc. | COM | 441593100 | — | 256,760 shares | $32,439,058 |
| Berkshire Hathaway Inc. A | COM | 084670108 | — | 41 shares | $30,627,205 |
| Tyler Technologies Inc | COM | 902252105 | — | 94,361 shares | $30,063,415 |
| Watsco, Inc. | COM | 942622200 | — | 95,325 shares | $28,853,924 |
| Jack Henry & Associates Inc | COM | 426281101 | — | 201,067 shares | $28,800,837 |
| Exlservice Holdings Inc. | COM | 302081104 | — | 694,432 shares | $23,874,572 |
| Colliers International Group I | COM | 194693107 | — | 264,147 shares | $23,720,401 |
| Avery Dennison Corp | COM | 053611109 | — | 136,814 shares | $23,350,045 |
| Verisk Analytics Inc. | COM | 92345Y106 | — | 126,604 shares | $21,250,481 |
| Gildan Activewear Inc | COM | 375916103 | — | 493,748 shares | $21,048,477 |
| Motorola Solutions, Inc. | COM | 620076307 | — | 47,150 shares | $21,027,486 |
| Paychex Inc | COM | 704326107 | — | 212,743 shares | $20,955,186 |
| Nasdaq, Inc. | COM | 631103108 | — | 223,406 shares | $20,555,586 |
| Chemed Corp | COM | 16359R103 | — | 36,631 shares | $18,501,219 |
| Floor & Decor Holdings | COM | 339750101 | — | 392,536 shares | $17,982,074 |
| Exponent, Inc. | COM | 30214U102 | — | 265,398 shares | $17,362,337 |
| FirstService Corporation | COM | 33767E202 | — | 130,824 shares | $16,729,773 |
| Novanta Inc | COM | 67000B104 | — | 116,691 shares | $16,592,293 |
| Esab Corporation | COM | 29605J106 | — | 248,030 shares | $16,340,216 |
| SPS Commerce Inc. | COM | 78463M107 | — | 195,804 shares | $16,142,082 |
| Trisura Group Ltd. | COM | 89679A209 | — | 549,514 shares | $15,864,469 |
| Casella Waste System Inc. | COM | 147448104 | — | 191,816 shares | $15,412,416 |
| Siteone Landscape Supply Inc. | COM | 82982L103 | — | 164,444 shares | $14,850,938 |
| Home BancShares, Inc. | COM | 436893200 | — | 502,183 shares | $14,151,517 |
| Descartes Systems Group Inc. | COM | 249906108 | — | 162,383 shares | $13,130,289 |
| Choice Hotels International, I | COM | 169905106 | — | 125,443 shares | $12,846,618 |
| Franklin Electric Co., Inc. | COM | 353514102 | — | 133,740 shares | $12,824,329 |
| Frontdoor, Inc. | COM | 35905A109 | — | 173,780 shares | $12,706,794 |
| Stevanato | COM | T9224W109 | — | 582,070 shares | $12,211,829 |
| Altus Group Ltd | COM | 02215R107 | — | 382,863 shares | $11,899,382 |
| UL Solutions | COM | 903731107 | — | 177,751 shares | $11,664,021 |
| UniFirst Corporation | COM | 904708104 | — | 44,147 shares | $11,059,706 |
| Mobility Global Inc | COM | 60744M106 | — | 608,454 shares | $10,434,986 |
| One Spa World Holdings Ltd. | COM | P73684113 | — | 460,436 shares | $10,355,206 |
| The Baldwin Insurance Group In | COM | 05589G102 | — | 269,627 shares | $8,571,442 |
| Element Solutions Inc | COM | 28618M106 | — | 236,025 shares | $8,562,987 |
| Brookfield Infrastructure Corp | COM | 11276H106 | — | 158,867 shares | $5,657,254 |
| Berkshire Hathaway Inc. B | COM | 084670702 | — | 10,450 shares | $5,203,578 |
| Apple, Inc. | COM | 037833100 | — | 13,296 shares | $4,427,834 |
| Vanguard Growth ETF | ETF | 922908736 | — | 39,486 shares | $3,558,083 |
| Invesco Large-Cap Growth | ETF | 73935X609 | — | 18,915 shares | $3,067,067 |
| Landbridge Company Llc Cl A | COM | 514952100 | — | 26,000 shares | $2,110,420 |
| Abbvie, Inc. | COM | 00287Y109 | — | 7,425 shares | $1,942,306 |
| Spdr S&P 500 ETF Trust | ETF | 78462F103 | — | 1,477 shares | $1,126,405 |
| Microsoft Corp | COM | 594918104 | — | 1,359 shares | $696,841 |
| iShares Core S&P 500 ETF | ETF | 464287200 | — | 900 shares | $689,265 |
| SPDR Fund Consumer | ETF | 81369Y407 | — | 6,276 shares | $683,080 |
| NBT Bancorp Inc | COM | 628778102 | — | 13,355 shares | $669,887 |
| International Business Machine | COM | 459200101 | — | 2,573 shares | $565,880 |
| Exxonmobil Holdings Corp | COM | 30233Q108 | — | 3,378 shares | $549,770 |
| Union Pacific Corp. | COM | 907818108 | — | 1,584 shares | $431,054 |
| US Bancorp | COM | 902973304 | — | 7,331 shares | $423,439 |
| Conmed Corp | COM | 207410101 | — | 8,902 shares | $411,539 |
| MSCI, Inc. | COM | 55354G100 | — | 572 shares | $308,114 |
| Moodys Corp | COM | 615369105 | — | 592 shares | $268,845 |
| Bank Of Richmondville | COM | 99C000025 | — | 1,000 shares | $224,590 |
| Akre Focus Etf | ETF | 74316P579 | — | 4,027 shares | $212,102 |