Ownership history in MARK ASSET MANAGEMENT LP Β· 54 quarters on record
This page tracks every 13F SEC filing in which MARK ASSET MANAGEMENT LP reported a position in AMAZON.COM INC (AMZN). 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 MARK ASSET MANAGEMENT LP outperformed the S&P 500 by +11.7% annually on this AMZN position. Timing score: 55% (29/53 decisions correct). Average cost basis: $184.60. Maximum drawdown during holding period: β51.2%.
π₯ Exceptional β beat the S&P 500 by 11.7% per year on this position.
53 quarters analyzed
β
Decent timing β more right than wrong on entries and exits.
29 of 53 add/trim decisions correct
Best entry: $15.63 (2013 Q3) Β· Worst: $230.82 (2025 Q4)
πͺ Held through 2 major drawdowns (>20%).
20 adds Β· 34 trims. Bought during 4 of 14 down-price quarters. π Predominantly trimming β distribution phase.
π MARK ASSET MANAGEMENT LP has been actively increasing its AMZN allocation β a bullish signal from insiders.
Currently 3.74% 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