What hedge funds are most similar to Twin Securities, Inc.?

The funds with the most similar 13F portfolios to Twin Securities, Inc. are HARVEST, Pentwater, HBK INVESTMENTS L P, based on overlapping conviction holdings in the latest SEC filings.

How is hedge fund similarity measured?

Similarity is computed from each fund's top conviction holdings in their latest 13F filing. Funds are scored by the overlap of distinctive shared positions (the mega-caps that nearly every fund owns are excluded), so the ranking reflects genuinely shared strategy rather than common index exposure.

Hedge Funds Similar to Twin Securities,

13F Portfolio OverlapQ1 2026Twin Securities, portfolio →

Institutional-grade research for retail investors

Most similar hedge funds by 13F overlap

Twin Securities, Inc. is an institutional investor managing $206M across 17 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 Twin Securities, are HARVEST, Pentwater, HBK INVESTMENTS L P, with shared positions in $EA, $WBD, $HOLX, $CWAN, $ACLX, $TERN. The full ranking of 25 similar funds is below.

#1HARVEST MANAGEMENT LLCActive

Highly similar · 9 shared positions

$EA $WBD $HOLX $CWAN $ACLX $TERN

$206M

55 positions

#2Pentwater Capital Management LPActive

Highly similar · 10 shared positions

$EA $WBD $KVUE $HOLX $ACLX $CWAN

$19.3B

92 positions

#3HBK INVESTMENTS L PActive

Substantial overlap · 8 shared positions

$EA $HOLX $WBD $CWAN $KVUE $ACLX

$9.9B

346 positions

#4Kryger Capital LLCActive

Substantial overlap · 9 shared positions

$EA $CWAN $WBD $HOLX $KVUE $APLS

$1.4B

76 positions

#5TIG Advisors, LLCActive

Substantial overlap · 11 shared positions

$CWAN $HOLX $WBD $EA $ACLX $APLS

$2.2B

107 positions

#6P SCHOENFELD ASSET MANAGEMENT LPPassive

Substantial overlap · 3 shared positions

$WBD $EA $KVUE

$184M

35 positions

#7Melqart Asset Management (UK) LtdActive

Substantial overlap · 6 shared positions

$EA $WBD $CWAN $KVUE $TERN $RVMD

$1.0B

41 positions

#8Decagon Asset Management LLPActive

Substantial overlap · 3 shared positions

$EA $CWAN $HOLX

$386M

77 positions

#9PSquared Asset Management AGActive

Substantial overlap · 4 shared positions

$WBD $HOLX $ACLX $RVMD

$287M

15 positions

#10Birnam Oak Advisors, LPActive

Substantial overlap · 4 shared positions

$CWAN $WBD $KVUE $RVMD

$441M

35 positions

#11Absolute Gestao de Investimentos Ltda.Active

Substantial overlap · 7 shared positions

$EA $HOLX $APLS $CWAN $KVUE $TERN

$877M

74 positions

#12NEXPOINT ASSET MANAGEMENT, L.P.Active

Substantial overlap · 7 shared positions

$HOLX $CWAN $EA $TERN $ACLX $WBD

$1.5B

83 positions

#13WATER ISLAND CAPITAL LLCPassive

Substantial overlap · 9 shared positions

$EA $WBD $HOLX $ACLX $KVUE $TERN

$896M

98 positions

#14CIBRA Capital LtdActive

Substantial overlap · 8 shared positions

$HOLX $CWAN $WBD $ACLX $TERN $EA

$207M

25 positions

#15Fort Baker Capital Management LPPassive

Substantial overlap · 5 shared positions

$WBD $EA $TERN $CWAN $OS

$1.3B

121 positions

#16GABELLI & Co INVESTMENT ADVISERS, INC.Passive

Substantial overlap · 10 shared positions

$EA $WBD $HOLX $CWAN $ACLX $KVUE

$674M

297 positions

#17Laurion Capital Management LPPassive

Substantial overlap · 3 shared positions

$EA $WBD $HOLX

$2.3B

349 positions

#18Sand Grove Capital Management LLPActive

Substantial overlap · 4 shared positions

$WBD $EA $CWAN $TERN

$444M

19 positions

#19Westchester Capital Management, LLCPassive

Substantial overlap · 5 shared positions

$EA $WBD $CWAN $HOLX $OS

$2.2B

307 positions

#20First Trust Capital Management L.P.Passive

Notable overlap · 8 shared positions

$HOLX $EA $CWAN $TERN $ACLX $APLS

$1.9B

182 positions

#21HIGHBRIDGE CAPITAL MANAGEMENT LLCActive

Notable overlap · 5 shared positions

$EA $HOLX $CWAN $KVUE $WBD

$3.1B

378 positions

#22JPMORGAN CHASE & COActive

Notable overlap · 5 shared positions

$EA $HOLX $CWAN $KVUE $WBD

$3.1B

378 positions

#23ALPINE ASSOCIATES MANAGEMENT INC.Passive

Notable overlap · 9 shared positions

$EA $KVUE $ACLX $WBD $APLS $HOLX

$1.7B

70 positions

#24KRYGER CAPITAL Ltd

Notable overlap · 6 shared positions

$EA $CWAN $HOLX $WBD $KVUE $RNA

$1.3B

50 positions

#25Slotnik Capital, LLCActive

Notable overlap · 7 shared positions

$WBD $KVUE $ACLX $TERN $APLS $DAWN

$342M

27 positions

Compare Twin Securities,’s portfolio side by side

See the exact shared positions, conviction overlap, sector alignment, and where these funds diverge — and run the same analysis on any of 8,700+ institutions.

View Twin Securities,’s holdings

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.