Ownership history in GROUP ONE TRADING LLC Β· 21 quarters on record
This page tracks every 13F SEC filing in which GROUP ONE TRADING LLC reported a position in RITCHIE BROS AUCTIONEERS COM (RBA). 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 GROUP ONE TRADING LLC outperformed the S&P 500 by +6.7% annually on this RBA position. Timing score: 58% (11/19 decisions correct). Average cost basis: $65.28. Maximum drawdown during holding period: β15.5%.
π₯ Exceptional β beat the S&P 500 by 6.7% per year on this position.
19 quarters analyzed
β
Decent timing β more right than wrong on entries and exits.
11 of 19 add/trim decisions correct
Best entry: $14.64 (2012 Q3) Β· Worst: $108.36 (2025 Q3)
π No drawdown exceeding 20% during the holding period β exceptionally stable.
14 adds Β· 7 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 0.0% 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