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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) |
|---|---|---|---|---|---|
| TRIP COM GROUP LTD | NOTE 0.750% 6/1 | 89677QAB3 | — | 34,911,000 principal | $34,034,036 |
| VERIZON COMMUNICATIONS INC | COM | 92343V104 | — | 740,181 shares | $33,952,102 |
| DEERE & CO | COM | 244199105 | — | 50,530 shares | $33,933,422 |
| INVESCO EXCH TRADED FD TR II | SR LN ETF | 46138G508 | — | 1,654,787 shares | $33,807,298 |
| ROYAL CARIBBEAN GROUP | COM | V7780T103 | — | 125,191 shares | $33,283,279 |
| WASTE MGMT INC DEL | COM | 94106L109 | — | 163,040 shares | $33,247,117 |
| AKAMAI TECHNOLOGIES INC | NOTE 0.375% 9/0 | 00971TAL5 | — | 29,600,000 principal | $33,086,584 |
| MARVELL TECHNOLOGY INC | COM | 573874104 | — | 125,059 shares | $33,041,838 |
| CHARLES SCHWAB CORP (THE) | COM | 808513105 | — | 334,849 shares | $32,728,141 |
| BLACKROCK INC | COM | 09290D101 | — | 30,273 shares | $32,037,613 |
| CANADIAN PACIFIC KANSAS CITY | COM | 13646K108 | — | 364,799 shares | $31,044,395 |
| DEXCOM INC | NOTE 0.375% 5/1 | 252131AM9 | — | 32,595,000 principal | $30,948,953 |
| SHOPIFY INC | CL A SUB VTG SHS | 82509L107 | CALL | 270,100 shares | $30,840,018 |
| NEBIUS GROUP N.V. | NOTE 1.000% 9/1 | 63954QAG1 | — | 16,605,000 principal | $30,760,763 |
| TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | — | 67,234 shares | $30,671,478 |
| CHEESECAKE FACTORY INC | NOTE 2.000% 3/1 | 163072AC5 | — | 19,168,000 principal | $30,279,115 |
| LUMENTUM HLDGS INC | COM | 55024U109 | — | 31,011 shares | $30,119,744 |
| VANECK ETF TRUST | SEMICONDUCTR ETF | 92189F676 | CALL | 45,500 shares | $29,842,995 |
| DOLLAR GEN CORP | COM | 256677105 | — | 249,236 shares | $29,803,641 |
| CONOCOPHILLIPS | COM | 20825C104 | — | 237,704 shares | $29,748,656 |
| CONMED CORP | NOTE 2.250% 6/1 | 207410AH4 | — | 30,336,000 principal | $29,748,088 |
| SUPER MICRO COMPUTER INC | NOTE 3.500% 3/0 | 86800UAB0 | — | 30,000,000 principal | $29,670,900 |
| BRIGHTSPRING HEALTH SVCS INC | UNIT 02/01/2027 | 10950A205 | — | 157,427 shares | $29,670,267 |
| AMGEN INC | COM | 031162100 | — | 69,874 shares | $29,452,590 |
| PENUMBRA INC | COM | 70975L107 | — | 91,863 shares | $29,243,667 |
| PARKER-HANNIFIN CORP | COM | 701094104 | — | 30,596 shares | $29,232,030 |
| CAPITAL ONE FINL CORP | COM | 14040H105 | — | 150,274 shares | $29,013,401 |
| PALO ALTO NETWORKS INC | COM | 697435105 | PUT | 83,000 shares | $28,304,660 |
| AGILENT TECHNOLOGIES INC | COM | 00846U101 | — | 163,901 shares | $28,241,781 |
| ASSURANT INC | COM | 04621X108 | — | 107,044 shares | $28,206,094 |
| VANECK ETF TRUST | JP MRGAN EM LOC | 92189H300 | — | 1,112,935 shares | $27,634,176 |
| MACOM TECH SOLUTIONS HLDGS I | NOTE 12/1 | 55405YAD2 | — | 15,331,000 principal | $27,500,901 |
| S&P GLOBAL INC | COM | 78409V104 | — | 69,417 shares | $27,382,924 |
| HAEMONETICS CORP MASS | NOTE 2.500% 6/0 | 405024AD2 | — | 23,911,000 principal | $27,343,185 |
| STRATEGY INC | NOTE 0.625% 3/1 | 594972AJ0 | — | 21,000,000 principal | $27,174,210 |
| CITIGROUP INC | COM NEW | 172967424 | PUT | 187,500 shares | $26,242,500 |
| WELLTOWER INC | COM | 95040Q104 | — | 113,886 shares | $26,221,113 |
| MCKESSON CORP | COM | 58155Q103 | — | 30,607 shares | $26,132,563 |
| VALERO ENERGY CORP | COM | 91913Y100 | — | 67,022 shares | $25,978,397 |
| BANK OF NY MELLON CORP | COM | 064058100 | — | 178,577 shares | $25,827,592 |
| PROLOGIS INC. | COM | 74340W103 | — | 196,396 shares | $25,500,057 |
| INTERNATIONAL BUSINESS MACHS | COM | 459200101 | — | 115,559 shares | $25,414,891 |
| NVIDIA CORPORATION | COM | 67066G104 | CALL | 125,800 shares | $25,171,322 |
| WIX COM LTD | NOTE 9/1 | 92940WAF6 | — | 30,186,000 principal | $25,093,018 |
| LIVE NATION ENTERTAINMENT IN | NOTE 3.125% 1/1 | 538034BA6 | — | 15,293,000 principal | $25,057,733 |
| AUTOMATIC DATA PROCESSING IN | COM | 053015103 | — | 96,099 shares | $24,799,308 |
| STRATEGY INC | NOTE 0.875% 3/1 | 594972AL5 | — | 22,500,000 principal | $24,587,775 |
| ABBOTT LABORATORIES | COM | 002824100 | — | 248,101 shares | $24,519,822 |
| BOSTON SCIENTIFIC CORP | COM | 101137107 | — | 557,978 shares | $24,355,740 |
| PEPSICO INC | COM | 713448108 | — | 192,188 shares | $24,354,063 |
| NIO INC | NOTE 3.875%10/1 | 62914VAJ5 | — | 25,000,000 principal | $24,296,000 |
| ITRON INC | NOTE 1.375% 7/1 | 465741AQ9 | — | 25,000,000 principal | $24,159,250 |
| AT&T INC | COM | 00206R102 | — | 973,482 shares | $23,752,961 |
| COMMVAULT SYS INC | NOTE 9/1 | 204166AB8 | — | 25,000,000 principal | $23,650,000 |
| ZSCALER INC | NOTE 7/1 | 98980GAD4 | — | 25,000,000 principal | $23,619,750 |
| MONDELEZ INTL INC | CL A | 609207105 | — | 408,080 shares | $23,595,186 |
| AMERIPRISE FINL INC | COM | 03076C106 | — | 47,843 shares | $23,555,501 |
| PRICESMART INC | COM | 741511109 | — | 139,224 shares | $23,544,171 |
| CBOE GLOBAL MKTS INC | COM | 12503M108 | — | 85,418 shares | $23,514,721 |
| TRAVELERS COMPANIES INC | COM | 89417E109 | — | 64,082 shares | $22,845,874 |
| ARROWHEAD PHARMACEUTICALS IN | NOTE 1/1 | 04280AAC4 | — | 22,187,000 principal | $22,823,767 |
| MONGODB INC | CL A | 60937P106 | — | 65,291 shares | $22,761,096 |
| WATERS CORP | COM | 941848103 | — | 51,353 shares | $22,563,995 |
| MARSH & MCLENNAN COS INC | COM | 571748102 | — | 131,938 shares | $22,525,775 |
| SHIFT4 PMTS INC | 6 SER A CNV PREF | 82452J307 | — | 452,987 shares | $22,336,789 |
| TXNM ENERGY INC | COM | 69349H107 | — | 380,686 shares | $22,201,608 |
| UNITED RENTALS INC | COM | 911363109 | — | 22,112 shares | $22,129,247 |
| FABRINET | SHS | G3323L100 | — | 51,800 shares | $21,977,186 |
| NXP SEMICONDUCTORS N V | COM | N6596X109 | — | 92,224 shares | $21,905,967 |
| GAMESTOP CORP | NOTE 4/0 | 36467WAE9 | — | 20,000,000 principal | $21,573,600 |
| NEXTERA ENERGY INC | COM | 65339F101 | — | 284,609 shares | $21,556,286 |
| CLOUDFLARE INC | CL A COM | 18915M107 | PUT | 87,500 shares | $21,462,000 |
| GENERAL MTRS CO | COM | 37045V100 | — | 277,251 shares | $21,348,327 |
| PINNACLE WEST CAP CORP | NOTE 4.750% 6/1 | 723484AK7 | — | 20,000,000 principal | $21,313,200 |
| TECHNIPFMC PLC | COM | G87110105 | — | 312,713 shares | $21,239,467 |
| ALLSTATE CORP | COM | 020002101 | — | 95,578 shares | $21,204,935 |
| META PLATFORMS INC | CL A | 30303M102 | PUT | 37,400 shares | $21,067,046 |
| T-MOBILE US INC | COM | 872590104 | — | 127,990 shares | $20,872,609 |
| WORKIVA INC | NOTE 1.250% 8/1 | 98139AAD7 | — | 21,759,000 principal | $20,869,710 |
| SUMITOMO MITSUI FIN GRP INC | SPONSORED ADR | 86562M209 | — | 799,550 shares | $20,716,341 |
| HCA HEALTHCARE INC | COM | 40412C101 | — | 48,471 shares | $20,684,515 |
| QUEST DIAGNOSTICS INC | COM | 74834L100 | — | 88,732 shares | $20,680,767 |
| ROSS STORES INC | COM | 778296103 | — | 87,678 shares | $20,464,045 |
| WAYFAIR INC | NOTE 3.250% 9/1 | 94419LAP6 | — | 12,245,000 principal | $20,156,250 |
| KEYSIGHT TECHNOLOGIES INC | COM | 49338L103 | — | 55,043 shares | $20,037,854 |
| ZIFF DAVIS INC | NOTE 1.750%11/0 | 48123VAE2 | — | 20,000,000 principal | $19,926,200 |
| OREILLY AUTOMOTIVE INC | COM | 67103H107 | — | 232,590 shares | $19,865,512 |
| COINBASE GLOBAL INC | NOTE 10/0 | 19260QAK3 | — | 23,992,000 principal | $19,852,180 |
| MARRIOTT VACATIONS WORLDWIDE | NOTE 3.250%12/1 | 57164YAF4 | — | 20,000,000 principal | $19,851,000 |
| DUKE ENERGY CORP NEW | COM NEW | 26441C204 | — | 172,032 shares | $19,613,368 |
| BRIGHTHOUSE FINL INC | COM | 10922N103 | — | 391,771 shares | $19,549,373 |
| GALLAGHER ARTHUR J & CO | COM | 363576109 | — | 85,701 shares | $19,549,255 |
| ALARM COM HLDGS INC | NOTE 2.250% 6/0 | 011642AD7 | — | 20,000,000 principal | $19,292,400 |
| BLOCK INC | NOTE 0.250%11/0 | 852234AK9 | — | 20,000,000 principal | $18,985,600 |
| TEMPUS AI INC | NOTE 0.750% 7/1 | 88023BAE3 | — | 15,034,000 principal | $18,946,448 |
| STRYKER CORPORATION | COM | 863667101 | — | 67,502 shares | $18,589,376 |
| GUIDEWIRE SOFTWARE INC | NOTE 1.250%11/0 | 40171VAC4 | — | 18,854,000 principal | $18,447,885 |
| NCL CORP LTD | NOTE 0.875% 4/1 | 62886HBT7 | — | 19,876,000 principal | $18,177,397 |
| PG&E CORP | PFD CONV SER A | 69331C306 | — | 580,690 shares | $18,129,142 |
| SOLARIS ENERGY INFRAS INC | NOTE 0.250%10/0 | 83419XAB4 | — | 12,203,000 principal | $17,996,740 |