Calamos Advisors LLC
CIK: 1316507SEC EDGAR →
Portfolio Value
$11.1T
Holdings
948
As of
Q2 2026
New Positions
71
Closed Positions
345
Top 10 Holdings
| Rank | Stock | Shares | Value | % of Portfolio |
|---|---|---|---|---|
| 1 | WESTERN DIGITAL CORP | 48,728,000 | $825.1B | 7.42% |
| 2 | EFAPut ISHARES TR | 2,457,200 | $238.7B | 2.15% |
| 3 | — ALPHABET INC | 4,662,875 | $237.3B | 2.13% |
| 4 | — ALPHABET INC | 4,615,868 | $232.2B | 2.09% |
| 5 | ALIBABA GROUP HLDG LTD | 189,049,000 | $223.2B | 2.01% |
| 6 | BOEING CO | 2,754,965 | $185.4B | 1.67% |
| 7 | — ORACLE CORP | 3,976,804 | $178.8B | 1.61% |
| 8 | MKS INC. | 50,767,000 | $149.9B | 1.35% |
| 9 | SNOWFLAKE INC | 83,995,000 | $148.4B | 1.33% |
| 10 | ON SEMICONDUCTOR CORP | 122,336,000 | $147.7B | 1.33% |
Quarterly Changes
Top Buys
ALPHABET INCNEW
$237.3B
ALPHABET INCNEW
$232.2B
DOORDASH INCNEW
$126.4B
CLOUDFLARE INCNEW
$121.0B
CYBERARK SOFTWARE LTDNEW
$120.7B
Top Sells
WDC 3 11/15/28↓ Decreased
$426.2B
LITE 1.5 12/15/29↓ Decreased
$113.6B
AEIS 2.5 09/15/28↓ Decreased
$105.0B
WCLOSED
$102.8B
DUK 4.125 04/15/26CLOSED
$86.5B
New Positions (182)
ALPHABET INC
$237.3B · 4.7M shares
ALPHABET INC
$232.2B · 4.6M shares
DOORDASH INC
$126.4B · 128.6M shares
CLOUDFLARE INC
$121.0B · 95.4M shares
CYBERARK SOFTWARE LTD
$120.7B · 72.4M shares
AKAMAI TECHNOLOGIES INC
$114.3B · 78.2M shares
ETSY INC
$85.2B · 73.2M shares
SUPER MICRO COMPUTER INC
$78.7B · 1.5M shares
SOUTHERN CO
$71.2B · 70.4M shares
$70.0B · 2.6M shares
FIRSTENERGY CORP
$61.2B · 55.0M shares
TRAVERE THERAPEUTICS INC
$57.6B · 48.8M shares
GAMESTOP CORP
$50.7B · 50.0M shares
$47.1B · 509K shares
REVOLUTION MEDICINES INC
$45.4B · 36.0M shares
WEC ENERGY GROUP INC
$38.4B · 37.0M shares
SUPER MICRO COMPUTER INC
$35.4B · 40.0M shares
RUBRIK INC.
$31.4B · 30.7M shares
SITIME CORP
$25.7B · 23.1M shares
MAKEMYTRIP LIMITED MAURITIUS
$25.6B · 28.0M shares
$25.4B · 1.9M shares
NCL CORP LTD
$22.4B · 20.1M shares
$21.6B · 381K shares
GAMESTOP CORP
$20.4B · 20.0M shares
MERIT MED SYS INC
$20.3B · 18.8M shares
CELCUITY INC
$18.5B · 16.3M shares
CARNIVAL CORP LTD
$17.8B · 622K shares
$16.9B · 268K shares
ALLIANT ENERGY CORP
$16.5B · 15.1M shares
$16.5B · 14.4M shares
UBER TECHNOLOGIES INC
$14.3B · 12.3M shares
IREN LIMITED
$14.2B · 4.0M shares
$13.8B · 197K shares
$10.5B · 255K shares
$10.1B · 10.0M shares
$8.2B · 387K shares
STRATEGY INC
$8.0B · 9.0M shares
$7.8B · 750K shares
QUANTUM LEAP ACQUISITION COR
$7.4B · 750K shares
$7.3B · 76K shares
$7.3B · 700K shares
CRACKER BARREL OLD CTRY STOR
$7.2B · 7.0M shares
$6.6B · 76K shares
$6.3B · 600K shares
GSR V ACQUISITION CORP
$5.9B · 585K shares
$5.1B · 376K shares
$4.9B · 584K shares
STARLINK AI ACQUISITION CORP
$4.5B · 446K shares
$4.4B · 95K shares
$4.1B · 45K shares
COLLECTIVE ACQUISITION CORP
$4.0B · 400K shares
$4.0B · 372K shares
$3.7B · 233K shares
ARC GROUP ACQUISITION I CORP
$3.6B · 345K shares
$3.3B · 300K shares
VERNAL CAP ACQUISITION CORP
$3.2B · 300K shares
$3.1B · 112K shares
APOGEE ACQUISITION CORP
$3.1B · 300K shares
GORES HOLDINGS XI INC
$3.0B · 300K shares
ENERGY TRANSITION SPL OPPORT
$3.0B · 300K shares
$2.9B · 41K shares
MAYWOOD ACQUISITION CORP 2
$2.8B · 275K shares
$2.8B · 34K shares
OCEANHAWK ACQUISITION CORP
$2.8B · 275K shares
PLUTONIAN ACQUISITION CORP I
$2.5B · 250K shares
IRON DOME ACQUISITION I CORP
$2.5B · 250K shares
FOREFRONT TECHNOLOGY HOLDING
$2.5B · 247K shares
SNOW ROTHSCHILD ACQUISITION
$2.5B · 250K shares
INTERPRIVATE INVTS PARTNERS
$2.5B · 250K shares
$2.3B · 1.9M shares
CARTESIAN GROWTH CORP IV
$2.3B · 225K shares
$2.2B · 31K shares
SHREYA ACQUISITION GROUP
$2.1B · 200K shares
KEYSTONE ACQUISITION CORP
$2.0B · 200K shares
ALPEX ACQUISITION CORP
$2.0B · 200K shares
CH4 NATURAL SOLUTIONS CORP
$2.0B · 200K shares
LONG TABLE GROWTH CORP
$2.0B · 200K shares
PATRIOT ACQUISITION CORP
$2.0B · 200K shares
YORKVILLE INTL CAP CORP
$2.0B · 199K shares
$1.8B · 45K shares
FORTUNEX ACQUISITION CORP
$1.8B · 175K shares
JAB ACQUISITION CORP I
$1.8B · 175K shares
WEST ENCLAVE MERGER CORP
$1.5B · 150K shares
MOUNTAIN CREST ACQUISITION 6
$1.5B · 150K shares
AMPERCAP ACQUISITION CO
$1.5B · 150K shares
APERTURE AC
$1.5B · 150K shares
$1.5B · 21K shares
$1.4B · 19K shares
$1.4B · 36K shares
$1.3B · 31K shares
$1.3B · 123K shares
FUTUREWAVE ACQUISITION CORP
$1.3B · 125K shares
$1.2B · 61K shares
$1.2B · 4.1M shares
$1.2B · 258K shares
CALAMOS ETF TR
$1.1B · 10.7M shares
$1.0B · 11K shares
$942.9M · 14K shares
$937.9M · 60K shares
AEON ACQUISITION I CORP
$909.0M · 90K shares
$844.7M · 45K shares
$800.5M · 71K shares
TEXAS VENTURES ACQUISITION I
$750.0M · 75K shares
$734.0M · 3.1M shares
$705.4M · 9K shares
$662.1M · 115K shares
PEACE ACQUISITION CORP
$629.4M · 60K shares
$614.8M · 37K shares
$609.1M · 54K shares
$581.3M · 32K shares
$505.2M · 12K shares
FUTURECORP SPACE ACQUISITION
$502.1M · 50K shares
TEAMSHARES INC
$441.0M · 300K shares
$439.2M · 42K shares
$395.8M · 69K shares
$378.6M · 672K shares
$375.7M · 23K shares
$372.9M · 8K shares
$370.9M · 7K shares
COINSHARES PLC
$370.0M · 463K shares
$354.8M · 15K shares
$342.0M · 23K shares
$340.0M · 18K shares
$336.0M · 28K shares
$335.5M · 52K shares
$332.0M · 31K shares
$314.7M · 544K shares
NEWHOLD INVT CORP III
$313.5M · 150K shares
$309.1M · 11K shares
ONCE UPON A FARM PBC
$299.8M · 15K shares
FIRSTENERGY CORP
$281.3M · 257K shares
$257.8M · 7K shares
TRANSLATIONAL DEV ACQUISITIO
$245.2M · 186K shares
$240.8M · 3K shares
$235.2M · 117K shares
$229.2M · 2K shares
$228.4M · 7K shares
$222.2M · 6K shares
$219.4M · 303K shares
$203.9M · 30K shares
$175.5M · 134K shares
$172.5M · 750K shares
$167.4M · 15K shares
$164.5M · 175K shares
HADRON ENERGY INC
$149.8M · 925K shares
STABLECOINX INC
$134.8M · 329K shares
XOMETRY INC
$115.8M · 52K shares
$115.0M · 67K shares
$107.2M · 207K shares
$103.2M · 300K shares
QUANTUM LEAP ACQUISITION COR
$97.5M · 750K shares
$86.8M · 265K shares
$83.6M · 651K shares
$69.3M · 255K shares
$63.4M · 433K shares
$61.1M · 496K shares
$44.9M · 325K shares
$40.2M · 218K shares
$30.8M · 37K shares
APERTURE AC
$27.8M · 150K shares
$27.6M · 106K shares
$25.7M · 55K shares
HONEYWELL INTL INC
$17.7M · 79K shares
HONEYWELL AEROSPACE INC
$17.5M · 79K shares
$16.6M · 123K shares
$12.7M · 32K shares
$11.4M · 70K shares
$8.3M · 12K shares
$8.3M · 51K shares
$7.7M · 17K shares
$6.7M · 24K shares
DUPONT DE NEMOURS INC
$6.5M · 48K shares
$5.8M · 27K shares
$3.6M · 15K shares
$3.3M · 12K shares
$2.3M · 5K shares
$2.2M · 11K shares
$1.3M · 9K shares
$831K · 4K shares
$773K · 2K shares
$329K · 2K shares
$201K · 465 shares
Closed Positions (385)
$102.8B · 58.7M shares
$86.5B · 78.5M shares
$84.5B · 12.0M shares
$79.1B · 11.0M shares
$55.6B · 55.7M shares
$40.8B · 41.0M shares
$40.1B · 580K shares
$36.5B · 30.0M shares
$32.6B · 1.4M shares
$31.6B · 25.9M shares
$31.6B · 1.2M shares
$26.5B · 17.8M shares
$25.7B · 755K shares
$24.2B · 3.3M shares
$23.3B · 410K shares
$22.3B · 475K shares
$21.1B · 1.8M shares
$20.1B · 20.2M shares
$18.3B · 20.1M shares
ALPHATEC HLDGS INC
$17.1B · 16.7M shares
$16.4B · 632K shares
$15.8B · 417K shares
$14.9B · 731K shares
$14.2B · 143K shares
$12.5B · 12.5M shares
$11.8B · 129K shares
$11.3B · 475K shares
$10.8B · 11.5M shares
$9.3B · 126K shares
$9.1B · 117K shares
$8.6B · 93K shares
$7.9B · 750K shares
$7.2B · 700K shares
$7.0B · 600K shares
$6.7B · 146K shares
$6.3B · 600K shares
$6.3B · 437K shares
$5.3B · 191K shares
$5.1B · 5.0M shares
$5.0B · 5.0M shares
$5.0B · 140K shares
$4.9B · 163K shares
$4.9B · 725K shares
$4.5B · 74K shares
TRANSLATIONAL DEV ACQUISITIO
$4.0B · 375K shares
$3.9B · 87K shares
$3.8B · 39K shares
$3.5B · 47K shares
$3.4B · 84K shares
$3.2B · 300K shares
$3.1B · 725K shares
$3.1B · 44K shares
$3.1B · 37K shares
$3.0B · 31K shares
ZENAS BIOPHARMA INC
$2.6B · 2.5M shares
$2.4B · 31K shares
$2.3B · 44K shares
$2.3B · 65K shares
$2.2B · 32K shares
$2.2B · 46K shares
$2.0B · 33K shares
$2.0B · 27K shares
$1.9B · 54K shares
$1.9B · 92K shares
$1.9B · 28K shares
$1.8B · 35K shares
$1.8B · 30K shares
$1.7B · 28K shares
$1.6B · 18K shares
$1.5B · 73K shares
$1.5B · 19K shares
$1.5B · 85K shares
$1.4B · 14K shares
$1.4B · 35K shares
$1.3B · 78K shares
$1.3B · 123K shares
$1.2B · 4.8M shares
$1.2B · 48K shares
$1.2B · 74K shares
$1.2B · 43K shares
$1.2B · 100K shares
$1.0B · 29K shares
$1.0B · 98K shares
$1.0B · 40K shares
$980.3M · 12K shares
$971.7M · 12K shares
$968.7M · 97K shares
$956.2M · 35K shares
$914.0M · 34K shares
$886.6M · 39K shares
$884.8M · 17K shares
$859.0M · 21K shares
$843.3M · 14K shares
$821.5M · 27K shares
$820.1M · 27K shares
$816.3M · 59K shares
ALCHEMY INVTS ACQUISITN CORP
$813.9M · 69K shares
$803.7M · 30K shares
$782.2M · 87K shares
$771.8M · 9K shares
$757.8M · 28K shares
$744.5M · 9K shares
$744.0M · 27K shares
$739.0M · 10K shares
$730.3M · 49K shares
$726.8M · 3.5M shares
$721.6M · 10K shares
$714.0M · 28K shares
$707.9M · 11K shares
$707.4M · 194K shares
$686.3M · 14K shares
$679.2M · 40K shares
$628.2M · 11K shares
$605.3M · 23K shares
$600.6M · 13K shares
$599.8M · 7K shares
$580.8M · 7K shares
$564.3M · 463K shares
$563.0M · 15K shares
$562.1M · 115K shares
$545.1M · 8K shares
$528.9M · 13K shares
$523.3M · 9K shares
$519.6M · 8K shares
$498.1M · 19K shares
$467.6M · 7K shares
$442.4M · 5K shares
$434.6M · 16K shares
$427.5M · 745K shares
$425.0M · 9K shares
$411.7M · 12K shares
$402.0M · 9K shares
$392.9M · 9K shares
$374.4M · 4K shares
$366.1M · 5K shares
$353.8M · 7K shares
$351.7M · 4K shares
$343.4M · 28K shares
$341.8M · 79K shares
$340.0M · 7K shares
$338.9M · 21K shares
$338.8M · 37K shares
$338.4M · 5K shares
$336.8M · 4K shares
$335.0M · 6K shares
$333.7M · 7K shares
$331.3M · 10K shares
$327.3M · 5K shares
$325.9M · 5K shares
$323.6M · 12K shares
$322.5M · 16K shares
$321.8M · 5K shares
$319.4M · 30K shares
$315.9M · 12K shares
$315.8M · 7K shares
$314.2M · 4K shares
$313.4M · 15K shares
$312.9M · 5K shares
$310.4M · 7K shares
$310.0M · 23K shares
$307.9M · 12K shares
$305.3M · 925K shares
$302.2M · 10K shares
$302.0M · 4K shares
$301.7M · 12K shares
$301.3M · 6K shares
$301.1M · 38K shares
$300.8M · 6K shares
$300.6M · 7K shares
$299.6M · 6K shares
$298.7M · 4K shares
$298.1M · 8K shares
$298.0M · 7K shares
$297.9M · 11K shares
$296.3M · 4K shares
$296.3M · 16K shares
$296.1M · 8K shares
$295.6M · 3K shares
$294.8M · 3K shares
$293.7M · 3K shares
$293.1M · 4K shares
$292.6M · 7K shares
$292.6M · 12K shares
$292.0M · 5K shares
$291.5M · 3K shares
$290.6M · 8K shares
$289.8M · 13K shares
$289.4M · 31K shares
$289.3M · 9K shares
$288.2M · 20K shares
$286.6M · 4K shares
$286.2M · 25K shares
$286.1M · 8K shares
$285.1M · 23K shares
$284.3M · 9K shares
$284.2M · 30K shares
$283.6M · 7K shares
$283.1M · 13K shares
$281.9M · 52K shares
$281.5M · 9K shares
$281.4M · 5K shares
$281.3M · 8K shares
$281.2M · 26K shares
$279.5M · 8K shares
$278.0M · 5K shares
$277.4M · 3K shares
$274.5M · 7K shares
$273.7M · 7K shares
$272.7M · 302K shares
$272.0M · 25K shares
$269.9M · 7K shares
$265.8M · 4K shares
$264.2M · 3K shares
$258.5M · 4K shares
$258.1M · 51K shares
$252.6M · 4K shares
$252.6M · 7K shares
$247.1M · 9K shares
$246.0M · 5K shares
$243.0M · 4K shares
$235.6M · 3K shares
$233.9M · 21K shares
$224.2M · 6K shares
$223.9M · 3K shares
$219.6M · 9K shares
$219.1M · 2K shares
$214.7M · 6K shares
$213.4M · 3K shares
$211.5M · 13K shares
$207.4M · 2K shares
$204.3M · 6K shares
$204.0M · 5K shares
$203.5M · 3K shares
$202.3M · 9K shares
$200.5M · 57K shares
$159.4M · 12K shares
$148.9M · 12K shares
$147.5M · 50K shares
$140.7M · 47K shares
$134.8M · 12K shares
$112.4M · 227K shares
$105.7M · 310K shares
$99.2M · 832K shares
$97.6M · 480K shares
$95.1M · 103K shares
$84.5M · 46K shares
$82.5M · 12K shares
LCI INDS
$79.6M · 66K shares
$76.5M · 317K shares
$69.3M · 151K shares
$68.4M · 453K shares
$67.8M · 30K shares
$62.8M · 30K shares
$59.6M · 12K shares
$57.1M · 154K shares
$51.8M · 335K shares
$49.4M · 37K shares
$42.4M · 264K shares
$37.1M · 164K shares
$35.8M · 14K shares
$24.6M · 35K shares
$23.1M · 152K shares
$21.2M · 1.0M shares
$18.7M · 39K shares
$10.9M · 11K shares
$10.6M · 24K shares
$9.3M · 44K shares
$8.4M · 14K shares
$7.2M · 35K shares
$6.7M · 34K shares
$6.6M · 51K shares
$6.5M · 60K shares
$6.2M · 50K shares
$6.0M · 49K shares
$5.7M · 52K shares
$4.7M · 18K shares
$4.6M · 25K shares
$4.3M · 21K shares
ALCHEMY INVTS ACQUISITN CORP
$4.0M · 25K shares
$3.9M · 20K shares
$3.6M · 34K shares
$3.5M · 15K shares
$3.3M · 19K shares
$3.0M · 9K shares
$2.9M · 2K shares
$2.9M · 22K shares
$2.9M · 13K shares
$2.9M · 4 shares
$2.6M · 19K shares
$2.5M · 18K shares
$2.1M · 3K shares
$1.9M · 9K shares
$1.8M · 17K shares
$1.8M · 7K shares
$1.7M · 5K shares
$1.6M · 4K shares
$1.6M · 911 shares
$1.4M · 4K shares
$1.4M · 4K shares
$1.4M · 7K shares
$1.2M · 6K shares
$1.2M · 10K shares
$1.2M · 7K shares
$1.1M · 6K shares
$1.1M · 9K shares
$1.1M · 7K shares
$1.1M · 5K shares
$1.1M · 7K shares
$1.1M · 4K shares
$1.1M · 7K shares
$1.0M · 10K shares
$991K · 2K shares
$944K · 5K shares
$913K · 6K shares
$910K · 4K shares
$909K · 4K shares
$877K · 5K shares
$849K · 2K shares
$833K · 8K shares
$830K · 3K shares
$813K · 4K shares
$812K · 4K shares
$776K · 7K shares
$769K · 402 shares
$756K · 2K shares
$692K · 6K shares
$647K · 4K shares
$633K · 1K shares
$622K · 4K shares
$614K · 4K shares
$603K · 1K shares
$597K · 5K shares
$581K · 4K shares
$568K · 5K shares
$512K · 4K shares
$502K · 3K shares
$499K · 2K shares
$450K · 3K shares
$433K · 3K shares
$421K · 3K shares
$401K · 376 shares
LANVIN GROUP HOLDINGS LIMITE
$385K · 35K shares
$384K · 3K shares
$379K · 2K shares
$370K · 1K shares
$350K · 3K shares
$348K · 2K shares
$346K · 3K shares
$341K · 1K shares
$339K · 1K shares
$333K · 1K shares
$330K · 2K shares
$321K · 1K shares
$320K · 2K shares
$318K · 3K shares
$318K · 2K shares
$317K · 2K shares
$310K · 2K shares
$309K · 712 shares
$306K · 1K shares
$304K · 838 shares
$303K · 1K shares
$301K · 1K shares
$301K · 3K shares
$298K · 1K shares
$297K · 3K shares
$296K · 2K shares
$294K · 2K shares
$290K · 815 shares
$283K · 2K shares
$282K · 2K shares
$280K · 2K shares
$269K · 2K shares
$268K · 1K shares
$265K · 1K shares
$259K · 1K shares
$252K · 2K shares
$249K · 2K shares
$245K · 899 shares
$241K · 866 shares
$235K · 2K shares
$233K · 635 shares
$233K · 1K shares
$206K · 2K shares
$202K · 1K shares
Sector Breakdown
| Sector | # Holdings | Value | % |
|---|---|---|---|
| Unknown | 330 | $8.0T | 71.6% |
| Financial Services | 157 | $1.1T | 9.6% |
| Communication Services | 17 | $307.2B | 2.8% |
| Consumer Defensive | 24 | $280.1B | 2.5% |
| Healthcare | 65 | $264.2B | 2.4% |
| Technology | 160 | $263.8B | 2.4% |
| Utilities | 17 | $246.9B | 2.2% |
| Industrials | 81 | $225.4B | 2.0% |
| Consumer Cyclical | 39 | $205.3B | 1.8% |
| Energy | 29 | $142.6B | 1.3% |
| Basic Materials | 16 | $110.0B | 1.0% |
| Real Estate | 13 | $42.4B | 0.4% |