Multi-Filer Clone Backtest

Blend several filers' reported 13F portfolios into one cloned portfolio and see how it would have performed against a benchmark.

Filer CIKs (comma or space-separated, up to 10)

Benchmark Weighting Window Consensus (min. filers) Hedge (short the benchmark)

Try: Berkshire Hathaway ARK · Scion

Enter one or more filer CIKs

Paste institutional holder CIKs above to backtest a combined clone of their reported 13F portfolios.