Mountain Pacific Investment Advisers LLC holds a diversified book of 146 stocks worth $635.4M as of Q2 2026 (disclosed Jul 30, 2026, a ~30-day 13F lag). This quarter they opened Tyler Technologies Inc and trimmed Amphenol Corp-CL A. Their largest long position is Amphenol Corp-CL A at 10% of the equity book.
Top-heavy: diversified book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
94% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Other tracked managers holding the same core names as Mountain Pacific Investment Advisers LLC
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| FMR LLC | 80 / 80 | $307.3B |
| MORGAN STANLEY | 80 / 80 | $291.4B |
| JPMORGAN CHASE & CO | 80 / 80 | $270.5B |
| BANK OF AMERICA CORP /DE/ | 80 / 80 | $187.2B |
| Bank of New York Mellon Corp | 80 / 80 | $109.1B |
| WELLS FARGO & COMPANY/MN | 80 / 80 | $79.0B |
| ROYAL BANK OF CANADA | 80 / 80 | $77.8B |
| UBS Group AG | 80 / 80 | $74.4B |
Ranked by the share of each fund's own book sitting in the names it shares with Mountain Pacific Investment Advisers LLC: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded — they hold everything, so their overlap says nothing.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Amphenol Corp CL A | $63.3M | 358.8K | 10.0% | ▼−3.5% Reduced · −13K sh | |
| 2 | Ametek Inc COM | $41.8M | 172.8K | 6.6% | ▼−4.2% Reduced · −8K sh | |
| 3 | Vertiv Holdings Co COM CL A | $26.1M | 77.8K | 4.1% | ▼−5.6% Reduced · −5K sh | |
| 4 | Idex Corp COM | $25.9M | 114.2K | 4.1% | ▼−3.2% Reduced · −4K sh | |
| 5 | Danaher Corp Del COM | $23.3M | 122.6K | 3.7% | ▼−2.9% Reduced · −4K sh | |
| 6 | Thermo Fisher Scientific Inc COM | $18.9M | 37.8K | 3.0% | ▼−1.9% Reduced · −718 sh | |
| 7 | Gallagher Arthur J & Co COM | $17.3M | 75.4K | 2.7% | ▼−0.1% Reduced · −82 sh | |
| 8 | Xylem Inc COM | $15.9M | 134.4K | 2.5% | ▼−2.6% Reduced · −4K sh | |
| 9 | Aptargroup Inc COM | $15.8M | 126.2K | 2.5% | ▼−3.9% Reduced · −5K sh | |
| 10 | Donaldson Inc COM | $15.7M | 175.4K | 2.5% | ▼−3.2% Reduced · −6K sh | |
| 11 | Nvent Elec PLC SHS | $13.5M | 79.7K | 2.1% | ▼−2.5% Reduced · −2K sh | |
| 12 | Roper Technologies Inc COM | $13.5M | 40.0K | 2.1% | ▼−4.7% Reduced · −2K sh | |
| 13 | Micron Technology Inc COM | $13.2M | 11.4K | 2.1% | ▼−2.9% Reduced · −344 sh | |
| 14 | Comfort Sys USA Inc COM | $12.3M | 6.2K | 1.9% | ▼−5.7% Reduced · −374 sh | |
| 15 | Vanguard BD Index FDS SHORT TRM BOND | $11.4M | 146.1K | 1.8% | ▼−2.3% Reduced · −3K sh | |
| 16 | Fiserv Inc COM | $11.3M | 230.6K | 1.8% | ▼−7.1% Reduced · −18K sh | |
| 17 | Nordson Corp COM | $11.3M | 37.4K | 1.8% | ▼−4.3% Reduced · −2K sh | |
| 18 | Landstar Sys Inc COM | $11.1M | 53.5K | 1.7% | ▼−3.1% Reduced · −2K sh | |
| 19 | RBC Bearings Inc COM | $10.7M | 16.7K | 1.7% | ▼−6.9% Reduced · −1K sh | |
| 20 | Graco Inc COM | $10.7M | 141.8K | 1.7% | ▼−4.4% Reduced · −6K sh | |
| 21 | Verisk Analytics Inc COM | $10.5M | 58.4K | 1.6% | ▼−3.6% Reduced · −2K sh | |
| 22 | Fastenal Co COM | $9.5M | 198.0K | 1.5% | ▲+3.7% Added · +7K sh | |
| 23 | RPM Intl Inc COM | $9.5M | 85.5K | 1.5% | ▼−2.9% Reduced · −3K sh | |
| 24 | Ecolab Inc COM | $9.4M | 33.7K | 1.5% | ▲+2.1% Added · +688 sh | |
| 25 | Costco Wholesale Corporation COM | $9.2M | 9.8K | 1.4% | ▼−1.4% Reduced · −143 sh | |
| 26 | Church & Dwight Co Inc COM | $7.4M | 76.4K | 1.2% | ▼−5.2% Reduced · −4K sh | |
| 27 | Assurant Inc COM | $7.3M | 27.2K | 1.1% | ▼−2.3% Reduced · −644 sh | |
| 28 | JPMorgan Chase & Co COM | $7.0M | 21.4K | 1.1% | ▲+1.3% Added · +281 sh | |
| 29 | Clean Harbors Inc COM | $6.5M | 21.6K | 1.0% | ▼−7.8% Reduced · −2K sh | |
| 30 | Fortive Corp COM | $6.0M | 98.5K | 0.9% | ▼−4.0% Reduced · −4K sh | |
| 31 | Vanguard Scottsdale FDS SHRT TRM CORP BD | $6.0M | 75.7K | 0.9% | ▼−4.3% Reduced · −3K sh | |
| 32 | Invesco Exchange Traded FD T S&P500 EQL WGT | $5.6M | 26.3K | 0.9% | ▲+9.3% Added · +2K sh | |
| 33 | CSW Industrials Inc COM | $5.2M | 18.7K | 0.8% | ▼−2.2% Reduced · −414 sh | |
| 34 | S&P Global Inc COM | $5.2M | 12.7K | 0.8% | ▼−1.6% Reduced · −213 sh | |
| 35 | Msa Safety Inc COM | $5.1M | 29.5K | 0.8% | ▼−0.9% Reduced · −260 sh | |
| 36 | Exxon Mobil Corp COM | $5.1M | 37.2K | 0.8% | —Held | |
| 37 | Veralto Corp COM SHS | $4.6M | 51.9K | 0.7% | ▼−4.2% Reduced · −2K sh | |
| 38 | Microsoft Corp COM | $4.4M | 11.7K | 0.7% | —Held | |
| 39 | Fidelity Natl Information SV COM | $4.2M | 109.2K | 0.7% | ▼−25% Reduced · −37K sh | |
| 40 | Ufp Technologies Inc COM | $4.1M | 15.5K | 0.6% | ▼−6.7% Reduced · −1K sh | |
| 41 | Applied Indl Technologies In COM | $4.1M | 12.0K | 0.6% | ▼−6.7% Reduced · −864 sh | |
| 42 | US Bancorp COM NEW | $3.9M | 64.7K | 0.6% | ▼−5.7% Reduced · −4K sh | |
| 43 | Abbvie Inc COM | $3.9M | 15.3K | 0.6% | ▼−0.1% Reduced · −18 sh | |
| 44 | Apple Inc COM | $3.8M | 13.0K | 0.6% | ▲+0.3% Added · +40 sh | |
| 45 | Kadant Inc COM | $3.6M | 11.5K | 0.6% | ▼−1.4% Reduced · −162 sh | |
| 46 | Generac Hldgs Inc COM | $3.6M | 12.2K | 0.6% | ▼−1.4% Reduced · −167 sh | |
| 47 | Johnson & Johnson COM | $3.6M | 14.0K | 0.6% | ▼−3.1% Reduced · −446 sh | |
| 48 | Waters Corp COM | $3.1M | 8.1K | 0.5% | ▼−1.6% Reduced · −131 sh | |
| 49 | Regal Rexnord Corporation COM | $3.0M | 12.6K | 0.5% | ▲+3.2% Added · +391 sh | |
| 50 | Applied Matls Inc COM | $2.9M | 4.0K | 0.5% | —Held |
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1067324/holdings"
Use Arkolith to show MOUNTAIN PACIFIC INVESTMENT ADVISERS LLC's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Jul 30, 2026 | 146 | $635.4M | 13F-HR |
| Q1 2026 | Mar 31, 2026 | Apr 16, 2026 | 141 | $583.7M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Jan 29, 2026 | 144 | $617.1M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Oct 30, 2025 | 144 | $639.0M | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Jul 18, 2025 | 139 | $1.4B | 13F-HR |
| Q1 2025 | Mar 31, 2025 | Apr 17, 2025 | 140 | $1.3B | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Jan 16, 2025 | 136 | $1.4B | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Oct 9, 2024 | 142 | $1.5B | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.