Ownership history in PARTHENON LLC Β· 53 quarters on record
This page tracks every 13F SEC filing in which PARTHENON LLC reported a position in APPLE COMPUTER INC COM (AAPL). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β sourced directly from SEC EDGAR 13F filings.
π PARTHENON LLC outperformed the S&P 500 by +489.5% annually on this AAPL position. Timing score: 60% (30/50 decisions correct). Average cost basis: $99.21. Maximum drawdown during holding period: β29.9%.
π₯ Exceptional β beat the S&P 500 by 489.5% per year on this position.
52 quarters analyzed
β
Decent timing β more right than wrong on entries and exits.
30 of 50 add/trim decisions correct
Best entry: $0.21 (2002 Q4) Β· Worst: $249.06 (2024 Q4)
πͺ Held through 3 major drawdowns (>20%). Diamond-hands conviction.
32 adds Β· 19 trims. Bought during 10 of 15 down-price quarters. π More buys than sells across the holding period.
βοΈ Portfolio weight has remained relatively stable β conviction maintained.
Currently 3.78% of portfolio
β Based on quarterly 13F SEC filings and end-of-quarter closing prices. Timing score = accuracy of add/trim decisions vs next-quarter price direction. Alpha = mean quarterly excess return Γ 4 (annualised). Not investment advice.
As of 2025 Q4 β sorted by position size