Ownership history in Edgestream Partners, L.P. Β· 18 quarters on record
This page tracks every 13F SEC filing in which Edgestream Partners, L.P. reported a position in MARTIN MARIETTA MATLS INC (MLM). 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 Edgestream Partners, L.P. outperformed the S&P 500 by +3.5% annually on this MLM position. Timing score: 38% (6/16 decisions correct). Average cost basis: $236.23. Maximum drawdown during holding period: β22.7%.
β
Outperformed SPY on this position by 3.5% ann.
16 quarters analyzed
β οΈ Poor timing β buys often preceded drops, trims preceded rallies.
6 of 16 add/trim decisions correct
Best entry: $172.39 (2018 Q3) Β· Worst: $628.67 (2025 Q3)
πͺ Held through 1 major drawdown (>20%). Strong conviction under pressure.
9 adds Β· 9 trims. Bought during 3 of 5 down-price quarters. π More buys than sells across the holding period.
βοΈ Portfolio weight has remained relatively stable β conviction maintained.
Currently 0.01% 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