Calamos Advisors LLC

CIK 0001316507 · Q2 2026

13F Equity AUM

$30.1B

+6.5% QoQ

Positions

923

-202 QoQ

AUM Rank

#259

Top 3%

Skill Alpha (FF)

+1.1%/yr^ns

No Clear Edge

Rank #1,832 · Top 22%

vs S&P +1.6%/yr (unadj.)

Quarters Tracked

~13 years

Portfolio Concentration

Top 5: 19.5%Top 10: 30.0%Top 20: 39.6%

NVDA4.7%

SPY4.6%

AAPL3.9%

CALAMOS ETF TR3.6%

WDC 3 11/15/282.7%

MSFT2.6%

AMZN2.4%

GOOGL2.4%

AVGO1.7%

META1.3%

Others (913)70.0%

HHI (Herfindahl-Hirschman Index) measures portfolio concentration. Low (<1500) = diversified, Moderate (1500-2500), High (>2500) = concentrated bets.

Sector Allocation

Technology30.2%

Financial Services16.0%

Unclassified15.7%

Consumer Cyclical6.9%

Communication Services6.8%

Healthcare6.4%

Industrials5.2%

Fixed Income3.7%

Other9.1%

Portfolio weight by GICS sector based on latest 13F filing. Sectors below 2% are grouped as “Other.”

Position Sizing

Positions: 923Median: 0.03%Avg: 0.11%

0–0.5%

889(51.9%)

0.5–1%

19(12.7%)

1–3%

11(18.7%)

3–5%

4(16.8%)

5%+

0(0.0%)

Count of positions per weight bucket — (%) = combined portfolio weight

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Portfolio Overlap

Shared: 0Unique: 923vs 20 funds

0%Low

923

Fund positions

Consensus CUSIPs

Jaccard similarity of this fund’s portfolio vs the consensus of top 20 funds by AUM. Low (<15%) = contrarian, Moderate (15-40%), High (>40%) = follows the crowd.

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Position Changes This Quarter

New159Increased180Decreased416Exited360

New Positions

CALAMOS ETF TR3.6%

+10.7M

ALPHABET INC0.8%

+4.7M

ALPHABET INC0.8%

+4.6M

DOORDASH INC0.4%

+128.6M

CLOUDFLARE INC0.4%

+95.4M

CYBERARK SOFTWARE LT…0.4%

+72.4M

AKAMAI TECHNOLOGIES …0.4%

+78.2M

ETSY INC0.3%

+73.2M

SUPER MICRO COMPUTER…0.3%

+1.5M

SOUTHERN CO0.2%

+70.4M

Increased

SNOW 0 10/01/290.5%

+20.0M(+31%)

VRNS 1 09/15/290.1%

+19.8M(+340%)

AKAM 1.125 02/15/290.3%

+19.1M(+37%)

ON 0.5 03/01/290.5%

+16.1M(+15%)

CMS 3.375 05/01/280.3%

+14.4M(+23%)

DDOG 0 12/01/290.3%

+12.9M(+22%)

CHEESECAKE FACTORY I…0.1%

+12.0M(+150%)

TXNM 5.75 06/01/540.1%

+7.5M(+30%)

COGT 1.625 11/15/310.1%

+6.5M(+60%)

NOG 3.625 04/15/290.1%

+4.0M(+35%)

Decreased

SNAP 0.5 05/01/300.0%

-48,307,000(-82%)

AEIS 2.5 09/15/280.0%

-43,781,000(-99%)

MSTR 0 12/01/290.2%

-39,664,000(-40%)

MKSI 1.25 06/01/300.5%

-27,498,000(-35%)

JOBY AVIATION INC0.0%

-26,133,000(-76%)

GWRE 1.25 11/01/290.1%

-25,865,000(-58%)

SMCI 3.5 03/01/290.1%

-25,000,000(-45%)

MSTR 2.25 06/15/320.1%

-24,403,000(-39%)

AKAM 0.375 09/01/270.1%

-20,244,000(-41%)

SNOW 0 10/01/270.1%

-20,007,000(-48%)

Exited

-58,743,000

-78,473,000

-12,047,000

-11,000,000

-153,920

-55,651,000

-41,000,000

-580,000

-164,159

-29,963,000

Quarter-over-quarter changes compared to prior 13F filing. New = first appearance; Exited = no longer held.

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Holdings

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