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Parthenon LLC
Parthenon LLC is an independent investment adviser headquartered in Louisville, KY, founded in 1999 by four experienced investment professionals and an administrative team. With 7 employees, Parthenon specializes in investment management services for high net worth families, trusts, individuals, and institutional clients such as foundations, ERISA plans, family foundations, and corporations. The firm emphasizes logical and rational investment management, conducting diligent research in-house, and maintains a limited number of client relationships to ensure high service levels.
Investment Strategy
Parthenon LLC deploys an in-house research-driven investment approach, providing customized asset management for high-net-worth individuals and institutional clients. Their strategy focuses on diversification across equity and fixed income portfolios, tailoring allocations to client objectives including return maximization, liquidity, and income needs. The firm’s philosophy prioritizes rational, logical decision-making and client-specific solutions, often concentrating in blue-chip equities and high-quality fixed income instruments, while limiting the client base for personalized service.
Latest 13F Filing Activity
Parthenon LLC filed their most recent 13F report on Jun 30, 2025 disclosing 125 equity positions with a total 13F market value of $874M. The fund increased holdings in Microsoft Corp., Meta Platforms Inc., Icon PLC among other positions. Parthenon LLC reduced exposure to Berkshire Hathaway Inc. Del, Paychex Inc., Exxon Mobil Corp. among others.
Top Holdings
Equity Positions (125)
| Ticker | Security | Weight | Market Value | Shares | Avg Cost | Price | Change (QoQ) |
|---|---|---|---|---|---|---|---|
M MSFT | MICROSOFT CORP | 13.80% | $120.7M | 242,574 | $27.83 | $497.41 | +$28.0M |
| BERKSHIRE HATHAWAY INC DEL | 7.91% | $69.1M | 142,286 | $91.13 | $485.77 | -$6.9M | |
M META | META PLATFORMS INC | 6.05% | $52.9M | 71,609 | $179.75 | $738.09 | +$11.3M |
P PAYX | PAYCHEX INC | 4.16% | $36.4M | 249,905 | $29.74 | $145.46 | -$3.0M |
| ALPHABET INC | 3.36% | $29.4M | 166,822 | $51.67 | $176.23 | +$3.6M |
Industry Allocation
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