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Isthmus Partners, LLC
Isthmus Partners, LLC is an SEC-registered investment adviser headquartered in Madison, Wisconsin, founded in 2014. The firm provides tailored investment management and financial planning services to individuals, families, and institutional investors, with a team offering expertise in equity and fixed income portfolio management. The company emphasizes client-focused care and long-term planning to deliver quality outcomes for a diverse clientele.
Investment Strategy
Isthmus Partners employs a disciplined blend of quantitative and fundamental research to actively manage domestic equity, fixed income, and international portfolios. Investment strategies focus on U.S. large-cap, small/mid-cap, and small-cap equities, prioritizing quality and valuation metrics that historically lead to excess returns. The firm designs client portfolios to match risk tolerance and emphasizes low turnover and long-term growth, with conservative fixed income allocation in Treasury, municipal, and high-quality corporate bonds. International exposure is managed via third-party mutual funds and ETFs, thoroughly monitored by the team.
Latest 13F Filing Activity
Isthmus Partners, LLC filed their most recent 13F report on Jun 30, 2025 disclosing 215 equity positions with a total 13F market value of $856M. The fund increased holdings in Alphabet Inc. Class A, Dexcom Inc., Abbvie Inc. among other positions. Isthmus Partners, LLC reduced exposure to Quest Diagnostic Inc., Kenvue Inc. Com, Healthpeak PPTYS Inc. Reit among others.
Top Holdings
Equity Positions (215)
| Ticker | Security | Weight | Market Value | Shares | Avg Cost | Price | Change (QoQ) |
|---|---|---|---|---|---|---|---|
M MSFT | MICROSOFT CORP | 2.75% | $23.5M | 47,255 | $118.19 | $497.41 | +$6.7M |
T TT | TRANE TECHNOLOGIES PLC | 2.24% | $19.2M | 43,902 | $152.96 | $437.41 | +$3.7M |
A AAPL | APPLE INC | 2.19% | $18.7M | 91,369 | $68.80 | $205.17 | -$1.2M |
A AMCR | AMCOR PLC F | 2.15% | $18.4M | 2,003,404 | $10.36 | $9.19 | -$1.0M |
A AVGO | BROADCOM INC | 2.05% | $17.5M | 63,610 | $167.43 | $275.65 | +$6.8M |
Industry Allocation
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