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Hedge Funds Similar to One William Street ,

13F Portfolio OverlapQ1 2026One William Street , portfolio →
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Most similar hedge funds by 13F overlap

One William Street Capital Management, L.P. is an institutional investor managing $1.2B across 16 U.S. equity positions as of Q1 2026. Based on the overlap of conviction holdings in their latest 13F filings, the hedge funds with portfolios most similar to One William Street , are GRS Advisors,, GROUP ONE TRADING,, with shared positions in $CUZ, $BXMT, $RKT, $FLG, $USB. The full ranking of 2 similar funds is below.

#1GRS Advisors, LLCActive
Some overlap · 3 shared positions
$CUZ$BXMT$RKT
$1.0B
32 positions
#2GROUP ONE TRADING, L.P.Passive
Slight overlap · 3 shared positions
$FLG$USB$RKT
$52.2B
7,822 positions

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Similarity is derived from each fund’s latest 13F-HR filing with the SEC. Funds are ranked by the overlap of distinctive conviction holdings; near-universal mega-cap positions are excluded so the ranking reflects shared strategy, not common index exposure. Data is informational only and not investment advice.