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Calamos Advisors LLC
Period ended Sep 30, 2026 · Latest filing Nov 2, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Sep 30, 2026: $33,495,498,309
More quarters will appear as history becomes available.
Top holdings
Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- NVIDIA CORPORATION · COM · 67066G104 · shares: $1,634,939,077
- CALAMOS ETF TR · TAX AWA COLL ETF · 12811T514 · shares: $1,610,990,328
- APPLE INC · COM · 037833100 · shares: $1,326,958,152
- STATE STR SPDR S&P 500 ETF T · TR UNIT · 78462F103 · shares · PUT: $1,138,002,803
- MICROSOFT CORP · COM · 594918104 · shares: $1,103,177,633
- AMAZON COM INC · COM · 023135106 · shares: $808,943,708
- ALPHABET INC · CAP STK CL A · 02079K305 · shares: $747,370,319
- STATE STR SPDR S&P 500 ETF T · TR UNIT · 78462F103 · shares · CALL: $704,278,787
- META PLATFORMS INC · CL A · 30303M102 · shares: $541,154,697
- BROADCOM INC · COM · 11135F101 · shares: $502,734,806
Reported holdings
1,023 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| CALAMOS ETF TR | AUTOC INCOM ETF | 12811T571 | — | 66,514 shares | $1,770,610 |
| SUPER GROUP SGHC LIMITED | ORD SHS | G8588X103 | — | 151,076 shares | $1,714,713 |
| SEI INVTS CO | COM | 784117103 | — | 16,667 shares | $1,711,034 |
| RUBRIK INC. | CL A | 781154109 | — | 14,902 shares | $1,705,832 |
| ISHARES TR | CORE S&P SCP ETF | 464287804 | — | 12,128 shares | $1,649,893 |
| LIFE TIME GROUP HOLDINGS INC | COMMON STOCK | 53190C102 | — | 40,836 shares | $1,628,540 |
| VEON LTD | SPONSORED ADS | 91822M502 | CALL | 30,300 shares | $1,581,963 |
| SOLVENTUM CORP | COM SHS | 83444M101 | — | 17,929 shares | $1,580,441 |
| ARGAN INC | COM | 04010E109 | — | 4,163 shares | $1,573,406 |
| E L F BEAUTY INC | COM | 26856L103 | — | 15,564 shares | $1,571,497 |
| RANGE CAP ACQUISITION CORP I | UNIT 09/29/2030 | G7375J129 | — | 147,613 shares | $1,546,246 |
| X3 ACQUISITION CORP LTD | UNIT 12/19/2030 | G9831H127 | — | 149,843 shares | $1,542,634 |
| MOUNTAIN CREST ACQUISITION 6 | UNIT 04/03/2031 | G62980126 | — | 150,000 shares | $1,537,500 |
| PROEM ACQUISITION CORP I | UNIT 01/29/2031 | G7341A129 | — | 148,010 shares | $1,536,344 |
| NPK INTERNATIONAL INC | COM SHS | 651718504 | — | 133,481 shares | $1,524,353 |
| WEST ENCLAVE MERGER CORP | UNIT 99/99/9999 | G9600E123 | — | 150,000 shares | $1,524,000 |
| HENNESSY CAP INVTS CORP VIII | UNIT 02/02/2031 | G44055112 | — | 150,000 shares | $1,518,000 |
| MADRIGAL PHARMACEUTICALS INC | COM | 558868105 | — | 3,009 shares | $1,516,416 |
| AMPERCAP ACQUISITION CO | UNIT 05/22/2031 | G0344N123 | — | 150,000 shares | $1,509,000 |
| HCM IV ACQUISITION CORP | UNIT 01/20/2031 | G4365S128 | — | 148,010 shares | $1,508,962 |
| SPACE ASSET ACQUISITION CORP | UNIT 01/13/2031 | G8375S127 | — | 147,999 shares | $1,508,110 |
| APERTURE AC | USD CL A ORD SHS | G0474D101 | — | 150,000 shares | $1,504,500 |
| HAYMAKER ACQUISITION CORP V | UNIT 99/99/9999 | G43866121 | — | 150,000 shares | $1,503,000 |
| MERIDIAN3 INDUSTRIALS ACQ CO | UNIT 06/29/2031 | G6029D124 | — | 150,000 shares | $1,502,250 |
| GODADDY INC | CL A | 380237107 | — | 15,641 shares | $1,493,872 |
| MERCURY SYS INC | COM | 589378108 | — | 17,866 shares | $1,482,878 |
| WHITE PEARL ACQUISITION CORP | UNIT 99/99/9999 | G96193118 | — | 140,000 shares | $1,479,800 |
| EATON VANCE TAX-MANAGED GLOB | COM | 27829C105 | — | 153,215 shares | $1,455,543 |
| KNIGHT-SWIFT TRANSN HLDGS IN | CL A | 499049104 | — | 22,397 shares | $1,424,225 |
| NCR ATLEOS CORPORATION | COM SHS | 63001N106 | — | 30,500 shares | $1,377,990 |
| VIRTUS EQUITY & CONV INCM FD | COM | 92841M101 | — | 54,728 shares | $1,368,200 |
| FLYWIRE CORPORATION | COM VTG | 302492103 | — | 77,710 shares | $1,359,925 |
| VANGUARD INDEX FDS | MRNGSTR MID CAP | 922908629 | — | 17,156 shares | $1,345,374 |
| VANGUARD INTL EQUITY INDEX F | TT WRLD ST ETF | 922042742 | — | 8,500 shares | $1,341,725 |
| PROCAP ACQUISITION CORP | SHS CL A | G7257A105 | — | 128,835 shares | $1,341,172 |
| BLACKROCK HEALTH SCIENCES TE | COM SHS | 09260E105 | — | 79,371 shares | $1,325,496 |
| EMBRAER S.A. | SPONSORED ADS | 29082A107 | CALL | 20,700 shares | $1,320,660 |
| COSTCO WHOLESALE CORPORATION | COM | 22160K105 | CALL | 1,400 shares | $1,309,658 |
| BRIGHTSPRING HEALTH SVCS INC | COM | 10950A106 | — | 22,963 shares | $1,303,150 |
| BLUE ACQUISITION CORP. | ORD SHS CL A | G1331A108 | — | 123,189 shares | $1,292,253 |
| CUMMINS INC | COM | 231021106 | — | 2,490 shares | $1,286,259 |
| MILUNA ACQUISITION CORP | UNIT 09/29/2030 | G6180J126 | — | 125,000 shares | $1,283,750 |
| TG THERAPEUTICS INC | COM | 88322Q108 | — | 22,954 shares | $1,280,374 |
| OYSTER ENTERPRISES II ACQUIS | ORD SHS CL A | G6861F104 | — | 123,093 shares | $1,278,936 |
| LAFAYETTE ACQUISITION CORP | UNIT 10/24/2030 | G53426121 | — | 125,000 shares | $1,277,500 |
| LIGHTWAVE ACQUISITION CORP | UNIT 06/06/2030 | G5490M118 | — | 123,208 shares | $1,276,435 |
| XPO INC | COM | 983793100 | — | 7,242 shares | $1,274,447 |
| ARCHIMEDES TECH SPAC PTNRS I | UNIT 01/23/2031 | G0453R121 | — | 124,000 shares | $1,265,420 |
| RBC BEARINGS INC | COM | 75524B104 | — | 2,532 shares | $1,264,050 |
| FUTUREWAVE ACQUISITION CORP | UNIT 06/04/2031 | G37073122 | — | 125,000 shares | $1,262,500 |
| ADAM NAT RES FD INC | COM | 00548F105 | — | 45,729 shares | $1,258,919 |
| CALAMOS ETF TR | NASDAQ AUTOCALLL | 12811T530 | — | 47,480 shares | $1,243,501 |
| ZYMEWORKS INC | COM | 98985Y108 | — | 46,516 shares | $1,232,209 |
| FIDELITY COVINGTON TRUST | ENHANCED INTL | 31609A404 | — | 30,859 shares | $1,231,583 |
| GUIDEWIRE SOFTWARE INC | COM | 40171V100 | — | 8,554 shares | $1,219,629 |
| DELEK US HLDGS INC NEW | COM | 24665A103 | — | 16,775 shares | $1,197,232 |
| LIBERTY MEDIA CORP DEL | NOTE 2.250% 8/1 | 531229AQ5 | — | 997,000 principal | $1,168,723 |
| STIFEL FINL CORP | COM | 860630102 | — | 16,454 shares | $1,152,438 |
| NATIONAL ENERGY SERVICES REU | SHS | G6375R107 | — | 45,170 shares | $1,150,480 |
| CREDICORP LTD | COM | G2519Y108 | — | 3,019 shares | $1,146,828 |
| SPARTACUS ACQUISITION CORP I | UNIT 01/30/2031 | G8303R126 | — | 110,000 shares | $1,131,350 |
| BRIDGEBIO PHARMA INC | COM | 10806X102 | — | 17,176 shares | $1,130,181 |
| GOLD FIELDS LTD | SPONSORED ADR | 38059T106 | CALL | 32,900 shares | $1,105,111 |
| ZETA GLOBAL HOLDINGS CORP | CL A | 98956A105 | — | 34,901 shares | $1,101,825 |
| MUZERO ACQUISITION CORP | UNIT 01/30/2031 | G8775A122 | — | 103,525 shares | $1,049,226 |
| CHENGHE ACQUISITION III CO | UNIT 09/09/2030 | G2086N113 | — | 100,000 shares | $1,047,500 |
| MICROSOFT CORP | COM | 594918104 | CALL | 2,800 shares | $1,044,456 |
| SAFEGUARD ACQUISITION CORP | UNIT 99/99/9999 | G77676123 | — | 100,000 shares | $1,042,000 |
| LEGATO MERGER CORP IV | UNIT 99/99/9999 | G7318R121 | — | 98,437 shares | $1,038,510 |
| BLACKROCK ENHANCED INTL DIV | COM BENE INTER | 092524107 | — | 184,287 shares | $1,037,536 |
| GALATA ACQUISITION CORP II | UNIT 09/12/2030 | G3R25N124 | — | 100,000 shares | $1,037,500 |
| AXIOM INTELLIGENCE AC CORP 1 | ORD SHS CL A | G0750N104 | — | 100,000 shares | $1,037,000 |
| ALDABRA 4 LQDTY OPP VEH INC | UNIT 12/23/2030 | G01900201 | — | 100,000 shares | $1,029,000 |
| KANZHUN LIMITED | SPONSORED ADS | 48553T106 | CALL | 79,900 shares | $1,028,313 |
| DAEDALUS SPL ACQUISITION COR | UNIT 11/10/2030 | G2616C124 | — | 98,317 shares | $1,022,005 |
| HIGHVIEW MERGER CORP | UNIT 07/24/2030 | G4569C127 | — | 98,585 shares | $1,021,341 |
| M EVO GBL ACQUISITION CORP I | UNIT 01/23/2031 | G6071J128 | — | 98,670 shares | $1,019,754 |
| CLEARBRIDGE ENERGY MIDSTREAM | COM | 18469P209 | — | 20,051 shares | $1,004,956 |
| BLOOM ENERGY CORP | COM CL A | 093712107 | — | 3,618 shares | $1,002,114 |
| CHENIERE ENERGY PARTNERS L P | COM UNIT | 16411Q101 | — | 16,365 shares | $995,974 |
| HANCOCK JOHN PREM DIVID FD | COM SH BEN INT | 41013T105 | — | 83,819 shares | $982,359 |
| PROSHARES TR | ULTRAPRO QQQ | 74347X831 | PUT | 12,000 shares | $972,000 |
| NUVEEN MULTI ASSET INCOME FU | COM | 670750108 | — | 66,188 shares | $956,417 |
| TEMPLETON EMERGING MKTS FD | COM | 880191101 | — | 42,898 shares | $954,695 |
| VIRTUS ARTIFICIAL INTELLIGEN | COM | 92838Y100 | — | 38,127 shares | $948,218 |
| IMMUNITYBIO INC | COM | 45256X103 | — | 99,292 shares | $937,316 |
| BEYOND MEAT INC | COM | 08862E307 | — | 113,333 shares | $936,131 |
| LINDBLAD EXPEDITIONS HLDGS I | COM | 535219109 | — | 29,782 shares | $936,048 |
| SCHWAB STRATEGIC TR | 1 5YR CORP BD | 808524714 | — | 38,140 shares | $919,174 |
| NEW ERA ENERGY & DIGITAL INC | *W EXP 12/06/202 | 64428N117 | — | 250,000 shares | $917,500 |
| AEON ACQUISITION I CORP | UNIT 01/30/2031 | G0R30P136 | — | 90,000 shares | $916,650 |
| NUVEEN S&P 500 DYNAMIC OVERW | COM | 6706EW100 | — | 49,219 shares | $910,059 |
| SITIME CORP | NOTE 6/1 | 82982TAA4 | — | 887,000 principal | $897,598 |
| LMP CAP & INCOME FD INC | COM | 50208A102 | — | 59,325 shares | $874,451 |
| FS CREDIT OPPORTUNITIES CORP | COMMON STOCK | 30290Y101 | — | 167,752 shares | $865,600 |
| DIREXION SHARES ETF TRUST | DAI SEM BUL ETF | 25459W458 | PUT | 3,200 shares | $853,472 |
| MORGAN STANLEY EMKT DBT FD I | COM | 61744H105 | — | 124,214 shares | $837,202 |
| CALAMOS ETF TR | CALAMOS BIT 90 S | 12811T712 | — | 37,299 shares | $822,816 |
| ISHARES TR | USD INV GRDE ETF | 464288620 | — | 16,354 shares | $796,603 |
| INFLECTION POINT ACQU CORP V | UNIT 02/11/2031 | G2296M111 | — | 75,000 shares | $796,500 |