Filed: 10/30/2025ACC: 0001067324-25-000009
📋 What this filing means
MOUNTAIN PACIFIC INVESTMENT ADVISERS LLC filed this quarterly 13F‑HR report disclosing 144 equity positions with a total reported market value of $639.01M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
144
Positions
$639.01M
Total AUM (reported)
4.55M
Total Shares
Allocation by class
COM$496.90M77.8%
CL A$63.07M9.9%
COM CL A$17.98M2.8%
SHS$14.16M2.2%
SHORT TRM BOND$12.69M2.0%
SHRT TRM CORP BD$7.31M1.1%
COM SHS$5.79M0.9%
Portfolio Concentration
Top 3$127.62M20.0%
4–10$146.65M22.9%
11–25$165.12M25.8%
Rest$199.62M31.2%
Top 3 weight
20.0%
Top 10 weight
42.9%
Voting Authority Distribution
Total shares with voting rights: 4.55M
Sole
Full voting authority
4.55M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole144
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings144
Rows:
AMPHENOL CORP NEW
SOLEShares478.04K
TypeSH
Market value$59.16M
9.26%
Sole
478.04K
Shared
0.00
None
0.00
AMETEK INC
SOLEShares191.69K
TypeSH
Market value$36.04M
5.64%
Sole
191.69K
Shared
0.00
None
0.00
FISERV INC
SOLEShares251.51K
TypeSH
Market value$32.43M
5.07%
Sole
251.51K
Shared
0.00
None
0.00
DANAHER CORPORATION
SOLEShares130.27K
TypeSH
Market value$25.83M
4.04%
Sole
130.27K
Shared
0.00
None
0.00
GALLAGHER ARTHUR J & CO
SOLEShares74.92K
TypeSH
Market value$23.20M
3.63%
Sole
74.92K
Shared
0.00
None
0.00
ROPER TECHNOLOGIES INC
SOLEShares40.79K
TypeSH
Market value$20.34M
3.18%
Sole
40.79K
Shared
0.00
None
0.00
XYLEM INC
SOLEShares135.92K
TypeSH
Market value$20.05M
3.14%
Sole
135.92K
Shared
0.00
None
0.00
IDEX CORP
SOLEShares121.24K
TypeSH
Market value$19.73M
3.09%
Sole
121.24K
Shared
0.00
None
0.00
THERMO FISHER SCIENTIFIC INC
SOLEShares39.91K
TypeSH
Market value$19.36M
3.03%
Sole
39.91K
Shared
0.00
None
0.00
APTARGROUP INC
SOLEShares135.70K
TypeSH
Market value$18.14M
2.84%
Sole
135.70K
Shared
0.00
None
0.00
VERTIV HOLDINGS CO
SOLEShares113.67K
TypeSH
Market value$17.15M
2.68%
Sole
113.67K
Shared
0.00
None
0.00
DONALDSON INC
SOLEShares186.80K
TypeSH
Market value$15.29M
2.39%
Sole
186.80K
Shared
0.00
None
0.00
VERISK ANALYTICS INC
SOLEShares60.22K
TypeSH
Market value$15.15M
2.37%
Sole
60.22K
Shared
0.00
None
0.00
GRACO INC
SOLEShares159.11K
TypeSH
Market value$13.52M
2.12%
Sole
159.11K
Shared
0.00
None
0.00
VANGUARD BD INDEX FDS
SOLEShares160.86K
TypeSH
Market value$12.69M
1.99%
Sole
160.86K
Shared
0.00
None
0.00
RPM INTL INC
SOLEShares91.77K
TypeSH
Market value$10.82M
1.69%
Sole
91.77K
Shared
0.00
None
0.00
FIDELITY NATL INFORMATION SV
SOLEShares159.15K
TypeSH
Market value$10.49M
1.64%
Sole
159.15K
Shared
0.00
None
0.00
FASTENAL CO
SOLEShares202.73K
TypeSH
Market value$9.94M
1.56%
Sole
202.73K
Shared
0.00
None
0.00
NORDSON CORP
SOLEShares41.39K
TypeSH
Market value$9.39M
1.47%
Sole
41.39K
Shared
0.00
None
0.00
COSTCO WHSL CORP NEW
SOLEShares10.07K
TypeSH
Market value$9.32M
1.46%
Sole
10.07K
Shared
0.00
None
0.00
ECOLAB INC
SOLEShares33.55K
TypeSH
Market value$9.19M
1.44%
Sole
33.55K
Shared
0.00
None
0.00
NVENT ELECTRIC PLC
SOLEShares90.87K
TypeSH
Market value$8.96M
1.40%
Sole
90.87K
Shared
0.00
None
0.00
COMFORT SYS USA INC
SOLEShares9.95K
TypeSH
Market value$8.21M
1.29%
Sole
9.95K
Shared
0.00
None
0.00
RBC BEARINGS INC
SOLEShares19.47K
TypeSH
Market value$7.60M
1.19%
Sole
19.47K
Shared
0.00
None
0.00
CHURCH & DWIGHT CO INC
SOLEShares84.41K
TypeSH
Market value$7.40M
1.16%
Sole
84.41K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
AMPHENOL CORP NEWSOLE | CL A | 478.04K | SH | $59.16M 9.26% | 478.04K | 0.00 | 0.00 |
AMETEK INCSOLE | COM | 191.69K | SH | $36.04M 5.64% | 191.69K | 0.00 | 0.00 |
FISERV INCSOLE | COM | 251.51K | SH | $32.43M 5.07% | 251.51K | 0.00 | 0.00 |
DANAHER CORPORATIONSOLE | COM | 130.27K | SH | $25.83M 4.04% | 130.27K | 0.00 | 0.00 |
GALLAGHER ARTHUR J & COSOLE | COM | 74.92K | SH | $23.20M 3.63% | 74.92K | 0.00 | 0.00 |
ROPER TECHNOLOGIES INCSOLE | COM | 40.79K | SH | $20.34M 3.18% | 40.79K | 0.00 | 0.00 |
XYLEM INCSOLE | COM | 135.92K | SH | $20.05M 3.14% | 135.92K | 0.00 | 0.00 |
IDEX CORPSOLE | COM | 121.24K | SH | $19.73M 3.09% | 121.24K | 0.00 | 0.00 |
THERMO FISHER SCIENTIFIC INCSOLE | COM | 39.91K | SH | $19.36M 3.03% | 39.91K | 0.00 | 0.00 |
APTARGROUP INCSOLE | COM | 135.70K | SH | $18.14M 2.84% | 135.70K | 0.00 | 0.00 |
VERTIV HOLDINGS COSOLE | COM CL A | 113.67K | SH | $17.15M 2.68% | 113.67K | 0.00 | 0.00 |
DONALDSON INCSOLE | COM | 186.80K | SH | $15.29M 2.39% | 186.80K | 0.00 | 0.00 |
VERISK ANALYTICS INCSOLE | COM | 60.22K | SH | $15.15M 2.37% | 60.22K | 0.00 | 0.00 |
GRACO INCSOLE | COM | 159.11K | SH | $13.52M 2.12% | 159.11K | 0.00 | 0.00 |
VANGUARD BD INDEX FDSSOLE | SHORT TRM BOND | 160.86K | SH | $12.69M 1.99% | 160.86K | 0.00 | 0.00 |
RPM INTL INCSOLE | COM | 91.77K | SH | $10.82M 1.69% | 91.77K | 0.00 | 0.00 |
FIDELITY NATL INFORMATION SVSOLE | COM | 159.15K | SH | $10.49M 1.64% | 159.15K | 0.00 | 0.00 |
FASTENAL COSOLE | COM | 202.73K | SH | $9.94M 1.56% | 202.73K | 0.00 | 0.00 |
NORDSON CORPSOLE | COM | 41.39K | SH | $9.39M 1.47% | 41.39K | 0.00 | 0.00 |
COSTCO WHSL CORP NEWSOLE | COM | 10.07K | SH | $9.32M 1.46% | 10.07K | 0.00 | 0.00 |
ECOLAB INCSOLE | COM | 33.55K | SH | $9.19M 1.44% | 33.55K | 0.00 | 0.00 |
NVENT ELECTRIC PLCSOLE | SHS | 90.87K | SH | $8.96M 1.40% | 90.87K | 0.00 | 0.00 |
COMFORT SYS USA INCSOLE | COM | 9.95K | SH | $8.21M 1.29% | 9.95K | 0.00 | 0.00 |
RBC BEARINGS INCSOLE | COM | 19.47K | SH | $7.60M 1.19% | 19.47K | 0.00 | 0.00 |
CHURCH & DWIGHT CO INCSOLE | COM | 84.41K | SH | $7.40M 1.16% | 84.41K | 0.00 | 0.00 |
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