Ownership history in FOX RUN MANAGEMENT, L.L.C. Β· 14 quarters on record
This page tracks every 13F SEC filing in which FOX RUN MANAGEMENT, L.L.C. reported a position in NORTHROP GRUMMAN CORP (NOC). 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 FOX RUN MANAGEMENT, L.L.C. underperformed the S&P 500 by β4.5% annually on this NOC position. Timing score: 69% (9/13 decisions correct). Average cost basis: $345.19. Maximum drawdown during holding period: β19.7%.
β οΈ Trailed SPY by 4.5% ann. on this position.
13 quarters analyzed
β
Decent timing β more right than wrong on entries and exits.
9 of 13 add/trim decisions correct
Best entry: $168.61 (2016 Q1) Β· Worst: $568.39 (2025 Q4)
π No drawdown exceeding 20% during the holding period β exceptionally stable.
9 adds Β· 5 trims. Bought during 1 of 3 down-price quarters. π More buys than sells across the holding period.
βοΈ Portfolio weight has remained relatively stable β conviction maintained.
Currently 0.37% 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