Ownership history in Walleye Trading LLC Β· 28 quarters on record
This page tracks every 13F SEC filing in which Walleye Trading LLC reported a position in ALTIMMUNE INC (ALT). 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 Walleye Trading LLC outperformed the S&P 500 by +21.5% annually on this ALT position. Timing score: 44% (12/27 decisions correct). Average cost basis: $8.42. Maximum drawdown during holding period: β84.2%.
π₯ Exceptional β beat the S&P 500 by 21.5% per year on this position.
27 quarters analyzed
β οΈ Poor timing β buys often preceded drops, trims preceded rallies.
12 of 27 add/trim decisions correct
Best entry: $2.60 (2023 Q3) Β· Worst: $16.45 (2022 Q4)
πͺ Held through 1 major drawdown (>20%). Strong conviction under pressure.
16 adds Β· 12 trims. Bought during 3 of 8 down-price quarters. π More buys than sells across the holding period.
βοΈ Portfolio weight has remained relatively stable β conviction maintained.
Currently 0.0% 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