What hedge funds are most similar to Calamos Advisors LLC?

The funds with the most similar 13F portfolios to Calamos Advisors LLC are SSI INVESTMENT, ADVENT /DE/, MACKAY SHIELDS, 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 Calamos Advisors

13F Portfolio OverlapQ1 2026Calamos Advisors portfolio →

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Most similar hedge funds by 13F overlap

Calamos Advisors LLC is an institutional investor managing $28.2B across 1,196 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 Calamos Advisors are SSI INVESTMENT, ADVENT /DE/, MACKAY SHIELDS, with shared positions in $WDC, $BA, $NEE, $LITE, $BABA, $UBER. The full ranking of 25 similar funds is below.

#1SSI INVESTMENT MANAGEMENT LLCPassive

Notable overlap · 15 shared positions

$WDC $BA $NEE $LITE $BABA $UBER

$1.4B

240 positions

#2ADVENT CAPITAL MANAGEMENT /DE/Passive

Notable overlap · 12 shared positions

$WDC $BA $MSTR $NEE $UBER $ON

$3.6B

215 positions

#3MACKAY SHIELDS LLCPassive

Some overlap · 10 shared positions

$WDC $BA $LITE $NEE $UBER $ON

$2.7B

111 positions

#4Sculptor Capital LPPassive

Some overlap · 9 shared positions

$WDC $BABA $LITE $MSTR $ON $RIVN

$9.6B

363 positions

#5Ares Systematic Credit LtdPassive

Some overlap · 9 shared positions

$WDC $LITE $NEE $BA $SO $RIVN

$127M

150 positions

#6WHITEBOX ADVISORS LLCActive

Some overlap · 7 shared positions

$WDC $BABA $LITE $MSTR $RIVN $SNOW

$8.1B

568 positions

#7Aequim Alternative Investments LPActive

Some overlap · 8 shared positions

$WDC $BABA $NEE $RIVN $SNOW $MCHP

$5.2B

102 positions

#8Parallax Volatility Advisers, L.P.Active

Some overlap · 7 shared positions

$BABA $WDC $BA $MSTR $UBER $ON

$38.6B

1,428 positions

#9DAVIDSON KEMPNER CAPITAL MANAGEMENT LPActive

Some overlap · 7 shared positions

$BABA $BA $UBER $RIVN $SNOW $MKSI

$7.3B

231 positions

#10RATIONAL ADVISORS, INC.Active

Some overlap · 8 shared positions

$NEE $BA $UBER $ON $BAC $WFC

$980M

179 positions

#11PIER 88 INVESTMENT PARTNERS LLCPassive

Some overlap · 7 shared positions

$BA $NEE $UBER $ON $BAC $WFC

$402M

112 positions

#12Maytus Capital Management, LLCPassive

Some overlap · 5 shared positions

$WDC $BABA $LITE $ON $AKAM

$562M

62 positions

#13VOYA INVESTMENT MANAGEMENT LLCPassive

Some overlap · 7 shared positions

$WDC $NEE $BA $WFC $GEV $MCHP

$96.1B

2,348 positions

#14TENOR CAPITAL MANAGEMENT Co., L.P.Passive

Some overlap · 7 shared positions

$LITE $MSTR $ON $SNOW $MKSI $MCHP

$6.5B

501 positions

#15SHENKMAN CAPITAL MANAGEMENT INCPassive

Some overlap · 6 shared positions

$BABA $MSTR $NEE $ON $RIVN $AKAM

$831M

81 positions

#16CSS LLC/ILPassive

Some overlap · 7 shared positions

$LITE $MSTR $SNOW $NEE $BAC $SO

$2.1B

961 positions

#17Marathon Trading Investment Management LLCActive

Some overlap · 5 shared positions

$BABA $BA $MSTR $RIVN $BAC

$3.7B

294 positions

#18BlueCrest Capital Management LtdPassive

Some overlap · 6 shared positions

$BABA $NEE $ON $BAC $WFC $MCHP

$1.7B

231 positions

#19Portman Square Capital LLPActive

Some overlap · 6 shared positions

$BA $NEE $ON $SO $MCHP $W

$2.6B

102 positions

#20Talos Eurisko Asset Management LPActive

Some overlap · 5 shared positions

$WDC $LITE $MKSI $MCHP $AKAM

$585M

23 positions

#21CAMDEN ASSET MANAGEMENT L P /CAActive

Some overlap · 6 shared positions

$NEE $UBER $ON $SO $SNOW $BAC

$2.9B

69 positions

#22UDINE WEALTH MANAGEMENT, INC.Active

Some overlap · 5 shared positions

$BABA $BA $UBER $RIVN $BAC

$205M

35 positions

#23INCOME RESEARCH & MANAGEMENTActive

Some overlap · 7 shared positions

$NEE $UBER $ON $WFC $MCHP $AKAM

$169M

26 positions

#24AMF Tjanstepension ABActive

Some overlap · 4 shared positions

$WDC $BABA $NEE $BAC

$15.1B

117 positions

#25Limestone Investment Advisors LPActive

Some overlap · 5 shared positions

$BABA $BA $UBER $BAC $WFC

$1.2B

399 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.