Skip to main content

Calamos Advisors LLC

SEC CIK
0001316507
Latest filing
Jul 31, 2026

Holdings in Q4 2022

Holdings as of Dec 31, 2022, filed Jan 26, 2023. Long positions only; changes compare share counts with Q3 2022.

Institution overview
Positions
1,202
−43 vs. Q3 2022
Portfolio value
$20.7B
−$330.4M (−1.6%) vs. Q3 2022
Filed
Jan 26, 2023
SEC
Holdings of Calamos Advisors LLC in Q4 2022
SecurityClassSharesValue% of portfolioShare changeActionHistory
MSFTMicrosoft CorpStock3,026,009$725.7M3.5%−339,640−10.1%ReducedHistory
AAPLApple Inc.Stock5,398,755$701.5M3.4%−750,333−12.2%ReducedHistory
Vanguard S&P 500 ETF922908363ETF1,340,747$471.1M2.3%+1,340,747New–
AMZNAmazon Com IncStock3,746,303$314.7M1.5%−290,318−7.2%ReducedHistory
GOOGLAlphabet Inc.Stock3,102,809$273.8M1.3%−252,312−7.5%ReducedHistory
Pioneer Nat Res Co723787AP2NOTE 0.250% 5/1–$229.2M1.1%–––
UNHUnitedHealth Group IncStock428,603$227.2M1.1%−55,072−11.4%ReducedHistory
Palo Alto Networks Inc697435AD7NOTE 0.750% 7/0–$222.5M1.1%–––
VVisa Inc.Stock900,221$187.0M0.9%−75,966−7.8%ReducedHistory
On Semiconductor Corp682189AS4NOTE 5/0–$166.5M0.8%–––
LLYEli Lilly & CoStock448,955$164.2M0.8%−53,957−10.7%ReducedHistory
NVDANVIDIA CorpStock1,037,662$151.6M0.7%−211,005−16.9%ReducedHistory
GOOGAlphabet Inc.Stock1,515,747$134.5M0.6%−246,053−14.0%ReducedHistory
Airbnb, Inc.009066AB7NOTE 3/1–$132.9M0.6%–––
JNJJohnson & JohnsonStock751,044$132.7M0.6%−86,758−10.4%ReducedHistory
CVXChevron CorpStock726,974$130.5M0.6%−114,508−13.6%ReducedHistory
JPMJPMorgan Chase & CoStock904,553$121.3M0.6%−166,985−15.6%ReducedHistory
BACBank of America CorpStock3,577,081$118.5M0.6%−460,970−11.4%ReducedHistory
LINLinde PLCSHS350,657$114.4M0.6%−18,431−5.0%ReducedHistory
Palo Alto Networks Inc697435AF2NOTE 0.375% 6/0–$108.9M0.5%–––
RTXRTX CorpStock1,071,171$108.1M0.5%−72,546−6.3%ReducedHistory
MAMastercard IncStock306,957$106.7M0.5%+21,484+7.5%AddedHistory
MongoDB, Inc.60937PAD8NOTE 0.250% 1/1–$104.6M0.5%–––
AVGOBroadcom Inc.Stock186,501$104.3M0.5%−115,492−38.2%ReducedHistory
Unity Software Inc.91332UAB7NOTE 11/1–$104.1M0.5%–New–
Tesla, Inc.88160RAG6NOTE 2.000% 5/1–$104.0M0.5%–––
Ford MTR Co Del345370CZ1NOTE 3/1–$103.4M0.5%–––
BRK.BBerkshire Hathaway IncStock328,192$101.4M0.5%−59,856−15.4%ReducedHistory
XOMExxonMobil Holdings CorpCOM915,300$101.0M0.5%−96,711−9.6%ReducedHistory
PGProcter & Gamble CoStock632,723$95.9M0.5%−74,539−10.5%ReducedHistory
HDHome Depot, Inc.Stock300,787$95.0M0.5%−86,480−22.3%ReducedHistory
DHRDanaher CorpStock357,585$94.9M0.5%−23,676−6.2%ReducedHistory
WFCWells Fargo & CompanyStock2,272,320$93.8M0.5%+16,186+0.7%AddedHistory
Dexcom Inc252131AK3NOTE 0.250%11/1–$92.1M0.4%–––
Sea Ltd81141RAG5NOTE 0.250% 9/1–$91.8M0.4%–––
Jazz Investments I Ltd472145AF8NOTE 2.000% 6/1–$90.3M0.4%–––
WMTWalmart Inc.Stock634,072$89.9M0.4%−71,174−10.1%ReducedHistory
American Elec PWR Co Inc02557T307UNIT 08/15/20251,742,344$89.9M0.4%+322,843+22.7%Added–
METAMeta Platforms, Inc.Stock743,626$89.5M0.4%−446,179−37.5%ReducedHistory
KOCoca Cola CoStock1,395,459$88.8M0.4%−229,650−14.1%ReducedHistory
Akamai Technologies Inc00971TAL5NOTE 0.375% 9/0–$88.6M0.4%–––
TMOThermo Fisher Scientific Inc.Stock159,316$87.7M0.4%−37,886−19.2%ReducedHistory
HONHoneywell International IncCOM407,185$87.3M0.4%−36,401−8.2%ReducedHistory
Aptiv PLCG6095L1175.5% CNV PFD A808,611$86.8M0.4%−8,547−1.0%Reduced–
MRKMerck & Co., Inc.Stock773,867$85.9M0.4%−37,721−4.6%ReducedHistory
Dick's Sporting Goods, Inc.253393AD4NOTE 3.250% 4/1–$85.8M0.4%–––
Cyberark Software Ltd23248VAB1NOTE 11/1–$83.4M0.4%–––
ABBVAbbVie Inc.Stock515,635$83.3M0.4%−69,387−11.9%ReducedHistory
CSXCSX CorpStock2,620,958$81.2M0.4%−115,225−4.2%ReducedHistory
Okta, Inc.679295AD7NOTE 0.125% 9/0–$79.9M0.4%–––
PFEPfizer IncStock1,515,152$77.6M0.4%−210,709−12.2%ReducedHistory
Snap Inc83304AAF3NOTE 5/0–$77.5M0.4%–––
Silicon Laboratories Inc.826919AD4NOTE 0.625% 6/1–$76.4M0.4%–––
DraftKings Inc.26142RAB0NOTE 3/1–$76.2M0.4%–––
NKENIKE, Inc.Stock645,265$75.5M0.4%−80,415−11.1%ReducedHistory
Nextera Energy Inc65339F713UNIT 09/01/20251,483,415$74.5M0.4%+1,483,415New–
Bill Com Hldgs Inc090043AB6NOTE 12/0–$74.3M0.4%–––
BMYBristol Myers Squibb CoStock1,026,990$73.9M0.4%−210,455−17.0%ReducedHistory
Nextera Energy Inc65339F739UNIT 99/99/99991,448,838$73.2M0.4%−24,122−1.6%Reduced–
MSMorgan StanleyStock845,712$71.9M0.3%−78,636−8.5%ReducedHistory
SHIFT4 PMTS Inc82452JAB5NOTE 12/1–$71.5M0.3%–––
AES Corp00130H204UNIT 99/99/9999693,312$70.7M0.3%−1190.0%Reduced–
Digitalocean Hldgs Inc25402DAB8NOTE 12/0–$69.1M0.3%–New–
CSCOCisco Systems, Inc.Stock1,410,503$67.2M0.3%−203,823−12.6%ReducedHistory
GSGoldman Sachs Group IncStock195,523$67.1M0.3%−23,333−10.7%ReducedHistory
Square Inc852234AD5NOTE 0.500% 5/1–$67.1M0.3%–––
Enphase Energy, Inc.29355AAH0NOTE 3/0–$66.3M0.3%–––
UNPUnion Pacific CorpStock319,658$66.2M0.3%−21,228−6.2%ReducedHistory
MPCMarathon Petroleum CorpStock563,975$65.6M0.3%−74,835−11.7%ReducedHistory
Sarepta Therapeutics, Inc.803607AC4DEBT 1.250% 9/1–$65.6M0.3%–––
Datadog, Inc.23804LAB9NOTE 0.125% 6/1–$64.6M0.3%–––
PEPPepsiCo IncStock356,661$64.4M0.3%−42,394−10.6%ReducedHistory
Akamai Technologies Inc00971TAJ0NOTE 0.125% 5/0–$64.0M0.3%–––
Uber Technologies, Inc90353TAJ9NOTE 12/1–$63.1M0.3%–––
Microchip Technology Inc595017AU8NOTE 0.125%11/1–$62.7M0.3%–––
MCDMcDonalds CorpStock236,681$62.4M0.3%−30,397−11.4%ReducedHistory
PMPhilip Morris International Inc.Stock615,350$62.3M0.3%−76,044−11.0%ReducedHistory
ACNAccenture plcStock233,234$62.2M0.3%−24,696−9.6%ReducedHistory
TSLATesla, Inc.Stock502,048$61.8M0.3%−35,326−6.6%ReducedHistory
Confluent, Inc.20717MAB9NOTE 1/1–$61.5M0.3%–New–
Coupa Software Inc22266LAF3NOTE 0.375% 6/1–$60.8M0.3%–––
Insulet Corp45784PAK7NOTE 0.375% 9/0–$60.7M0.3%–––
Spotify USA Inc84921RAB6NOTE 3/1–$60.5M0.3%–––
LOWLowes Companies IncStock302,774$60.3M0.3%+27,729+10.1%AddedHistory
Southwest Airls Co844741BG2NOTE 1.250% 5/0–$59.4M0.3%–––
ABTAbbott LaboratoriesStock537,874$59.1M0.3%−55,306−9.3%ReducedHistory
Enphase Energy, Inc.29355AAK3NOTE 3/0–$57.4M0.3%–––
MRSHMarsh & McLennan Companies, Inc.Stock341,547$56.5M0.3%−47,558−12.2%ReducedHistory
ORCLOracle CorpStock688,755$56.3M0.3%+239,739+53.4%AddedHistory
DISWalt Disney CoStock643,964$55.9M0.3%−161,749−20.1%ReducedHistory
BSXBoston Scientific CorpStock1,208,661$55.9M0.3%−112,498−8.5%ReducedHistory
Marriott Vacations Worldwide Corp57164YAD9NOTE 1/1–$54.8M0.3%–––
Booking Holdings Inc.09857LAN8NOTE 0.750% 5/0–$54.7M0.3%–––
Etsy Inc29786AAJ5NOTE 0.125%10/0–$54.2M0.3%–––
Zscaler, Inc.98980GAB8NOTE 0.125% 7/0–$53.9M0.3%–––
COSTCostco Wholesale CorpStock117,813$53.8M0.3%−17,225−12.8%ReducedHistory
Vail Resorts Inc91879QAN9NOTE 1/0–$53.5M0.3%–––
World Wrestling Entmt Inc98156QAB4NOTE 3.375%12/1–$53.5M0.3%–––
MIDDLEBY Corp596278AB7NOTE 1.000% 9/0–$53.4M0.3%–––
AXPAmerican Express CoStock360,369$53.2M0.3%−38,179−9.6%ReducedHistory

Options (29)

Puts and calls in the same filing. Amounts are the market value of the underlying shares, which is what 13F reports.

Option positions of Calamos Advisors LLC in Q4 2022
SecurityClassPutsCalls
SPYSPDR S&P 500 ETF TrustETF$179.6M$96.0M
iShares Tr464287234MSCI EMG MKT ETF–$77.1M
BRK.BBerkshire Hathaway IncStock–$65.3M
iShares MSCI Eafe ETF464287465ETF$30.9M–
AAPLApple Inc.Stock$17.4M–
GOOGLAlphabet Inc.Stock–$15.7M
iShares Tr464287184CHINA LG-CAP ETF–$14.3M
iShares Russell 2000 ETF464287655ETF–$13.4M
VMIValmont Industries IncCOM–$10.2M
BYNDBeyond Meat, Inc.COM$9.23M–
LLYEli Lilly & CoStock$8.45M–
DOCUDocuSign, Inc.Stock–$8.12M
BACBank of America CorpStock$6.95M–
JPMJPMorgan Chase & CoStock$6.91M–
UALUnited Airlines Holdings, Inc.COM–$6.79M
BIDUBaidu, Inc.ADR–$5.95M
EMEEMCOR Group, Inc.Stock–$5.11M
ADBEAdobe Inc.Stock–$4.71M
LRCXLam Research CorpCOM$4.62M–
RIORio Tinto PLCADR–$4.38M
NTESNetEase, Inc.SPONSORED ADS–$3.96M
EOGEOG Resources IncStock–$2.59M
PXDPioneer Natural Resources CoCOM–$2.40M
SLBSLB LimitedStock–$1.78M
ROPRoper Technologies IncStock$432.1K–
COSTCostco Wholesale CorpStock$365.2K–
UBSUBS Group AGStock$261.4K–
VRSKVerisk Analytics, Inc.COM$229.3K–
DXCDXC Technology CoStock$212.0K–

Sold out since Q3 2022 (381)

Positions held at the end of Q3 2022 that are gone from this filing.

The largest 100 of 381 by value last quarter.

Positions of Calamos Advisors LLC sold out since Q3 2022
SecurityClassShares in Q3 2022Value in Q3 2022% of portfolio in Q3 2022History
Twitter, Inc.90184LAN2NOTE 3/1–$106.1M0.5%–
Zendesk, Inc.98936JAD3NOTE 0.625% 6/1–$91.1M0.4%–
Twitter, Inc.90184LAF9NOTE 0.250% 6/1–$73.8M0.4%–
Dte Energy Co233331842UNIT 11/01/2022S1,022,861$51.3M0.2%–
Avalara, Inc.05338GAB2NOTE 0.250% 8/0–$38.8M0.2%–
CTXSCitrix Systems IncCOM335,436$34.9M0.2%History
Rigel Resource Acq CorpG7573M122UNIT 99/99/99992,000,000$20.4M0.1%–
Tevogen Inc.G8028L123UNIT 11/04/20262,000,000$20.3M0.1%–
7 Acquisition CorpG80694121UNIT 11/05/20261,750,000$17.8M0.1%–
TWTRTwitter, Inc.COM387,928$17.0M0.1%History
Carnival Corp143658BE1NOTE 5.750% 4/0–$16.8M0.1%–
Onyx Acquisition Co. IG6755Q125UNIT 11/30/20281,500,000$15.3M0.1%–
DP Cap Acquisition Corp IG2R05B118UNIT 11/08/20261,500,000$15.2M0.1%–
First Rep BK San Francisco C33616C100COM116,598$15.2M0.1%–
Battery Future Acquisition CG0888J116UNIT 99/99/99991,500,000$15.2M0.1%–
Investcorp Europe AcquisitioG4923T121UNIT 12/15/20261,500,000$15.2M0.1%–
CBGGFChain Bridge IUNIT 03/31/20261,500,000$15.2M0.1%History
Aerie Pharmaceuticals Inc00771VAB4NOTE 1.500%10/0–$15.1M0.1%–
VMG Consumer Acquisition Cor91842V201UNIT 11/08/20261,500,000$15.1M0.1%–
LAMF Global Ventures Corp. IG5338L116UNIT 11/05/20261,500,000$15.1M0.1%–
New Providence Acqsitn Corp64823D201UNIT 11/04/20261,500,000$15.1M0.1%–
REEUFCartesian Growth Corp IIUNIT 07/12/20281,500,000$15.1M0.1%History
Spindletop Health Acquisitio84854Q202UNIT 11/04/20261,500,000$15.1M0.1%–
Crescera Cap Acquisition CorG26507122UNIT 11/18/20261,500,000$15.1M0.1%–
St Energy Transition I LtdG8465L123UNIT 99/99/99991,500,000$15.1M0.1%–
Infinite Acquisition Corp.G48028115UNIT 99/99/99991,500,000$15.1M0.1%–
Trine II Acquisition Corp.G9059F126UNIT 99/99/99991,485,784$15.0M0.1%–
Proof Acquisition Corp I74349W203UNIT 99/99/99991,500,000$15.0M0.1%–
Southland Holdings, Inc.52473Y104COM1,500,000$14.9M0.1%–
NLSNNielsen Holdings plcSHS EUR514,947$14.3M0.1%History
RCF Acquisition CorpG7330C128UNIT 99/99/99991,373,044$13.9M0.1%–
Mountain & Co I Acquisitn CoG6301J120UNIT 11/04/20261,350,700$13.8M0.1%–
YAlleghany CorpCOM15,500$13.0M0.1%History
Games & Esports Exprnc Acq CG3731J101UNIT 12/01/20261,250,000$12.8M0.1%–
HCM Acquisition CorpG4365A119UNIT 01/20/20271,250,000$12.7M0.1%–
Intelligent Medi Acqsitn Cor45828D205UNIT 11/05/20261,250,000$12.6M0.1%–
Vahanna Tech Edge Acqstn I CG9320Z125UNIT 11/22/20261,250,000$12.6M0.1%–
Everest Consolidator Acq Cor29978K201UNIT 99/99/99991,250,000$12.6M0.1%–
Atlantic Coastal Aqstn Corp04845A207UNIT 01/13/20271,250,000$12.6M0.1%–
Blue Ocean Acquisition CorpG1330L113UNIT 12/02/20261,250,000$12.5M0.1%–
Motive Capital Corp IIG6293R122UNIT 99/99/99991,250,000$12.5M0.1%–
Papaya Growth Opportunity Corp. I69882P201UNIT 12/31/20281,250,000$12.5M0.1%–
COFCapital One Financial CorpStock135,161$12.5M0.1%History
Zendesk, Inc.98936JAB7NOTE 0.250% 3/1–$12.3M0.1%–
Enterprise 4.0 Tec Acqstn CoG3137C122UNIT 10/14/20261,200,000$12.2M0.1%–
CHTRCharter Communications, Inc.CL A36,133$11.0M0.1%History
Genesis GRWT Tech Acqustn CoG3R23D110UNIT 99/99/99991,000,000$10.7M0.1%–
Focus Impact Acquisition Cor34417L208UNIT 10/28/20261,051,600$10.6M0.1%–
Heartland Media Acquisition Corp.42237V207UNIT 99/99/99991,000,000$10.5M<0.1%–
LPLALPL Financial Holdings Inc.COM47,692$10.4M<0.1%History
GSR II Meteora Acquisitn Cor36263W204UNIT 02/24/20271,000,000$10.3M<0.1%–
NCACNewcourt Acquisition CorpCLASS A ORD SHS1,000,000$10.1M<0.1%History
APx Acquisition Corp. IG0440J117UNIT 12/07/20261,000,000$10.1M<0.1%–
Healthcare AI Acquisition Corp.G4373K125UNIT 12/07/20261,000,000$10.1M<0.1%–
Sizzle Acquisition Corp.83014E208UNIT 11/02/20261,000,000$10.1M<0.1%–
Apeiron Capital Invest Corp03752A200UNIT 99/99/99991,000,000$10.1M<0.1%–
Alsp Orchid Acquisition CorpG0231L115UNIT 11/30/20281,000,000$10.1M<0.1%–
Eve Mobility Acquisition CorG3218G125UNIT 99/99/99991,000,000$10.1M<0.1%–
KnightSwan Acquisition Corp499103208UNIT 99/99/99991,000,000$10.1M<0.1%–
Andretti Acquisition CorpG26735111UNIT 99/99/99991,000,000$10.1M<0.1%–
ExcelFin Acquisition Corp.30069X201UNIT 10/25/20281,000,000$10.1M<0.1%–
Target Global Acquisi I CorpG8675N117UNIT 99/99/99991,000,000$10.1M<0.1%–
BioPlus Acquisition Corp.G11217109UNIT 12/02/20261,000,000$10.1M<0.1%–
Pearl Holdings Acquisitn CorG44525122UNIT 12/15/20261,000,000$10.1M<0.1%–
Burtech Acquisition Corp123013203UNIT 12/10/20261,000,000$10.0M<0.1%–
Southport Acquisition Corp84465L204UNIT 99/99/99991,000,000$10.0M<0.1%–
Banyan Acquisition Corporati06690B206UNIT 09/30/20281,000,000$10.0M<0.1%–
WEIBO Corp948596AC5NOTE 1.250%11/1–$9.91M<0.1%–
SPGSimon Property Group Inc.REIT109,609$9.84M<0.1%History
Ahren Acquisition Corp.G01322117UNIT 12/09/2026963,772$9.73M<0.1%–
MRNAModerna, Inc.Stock80,521$9.52M<0.1%History
BALLBALL CorpCOM196,065$9.47M<0.1%History
NEMNEWMONT CorpStock222,561$9.35M<0.1%History
ALGNAlign Technology IncCOM43,438$9.00M<0.1%History
Infint Acquisition CorpG47862118UNIT 99/99/9999876,447$8.91M<0.1%–
MLAIUMcLaren Technology Acquisition Corp.UNIT 11/01/2026862,277$8.79M<0.1%History
FBINFortune Brands Innovations, Inc.COM158,687$8.52M<0.1%History
VFCV F CorpStock283,227$8.47M<0.1%History
Learn CW Investment CorG54157121UNIT 99/99/9999825,000$8.20M<0.1%–
FDXFedEx CorpStock55,044$8.17M<0.1%History
SWKStanley Black & Decker, Inc.COM106,228$7.99M<0.1%History
Emerging Markets Horizon CorG3033X113UNIT 99/99/9999745,522$7.84M<0.1%–
ILMNIllumina, Inc.COM40,114$7.65M<0.1%History
Blockchain Coinvstrs Acq CRPG11765123UNIT 09/01/2026755,104$7.63M<0.1%–
Forbion European Acqustn CorG3619H128UNIT 12/10/2026750,000$7.62M<0.1%–
Industrial Tech Acqstns II I45635R207UNIT 03/31/2028750,000$7.53M<0.1%–
Consilium Acquisitn Corp I LG2365L135UNIT 01/12/2027750,000$7.51M<0.1%–
RCLRoyal Caribbean Cruises LtdCOM198,035$7.51M<0.1%History
Jackson Acquisition Co46653C205UNIT 99/99/9999750,000$7.50M<0.1%–
Arena Fortify Acquisition Corp.04005A203UNIT 11/10/2026731,522$7.38M<0.1%–
Af Acquisition Corp001040104CLASS A COM750,000$7.37M<0.1%–
OSIOsiris Acquisition Corp.CL A750,000$7.34M<0.1%History
Chenghe Acquisition Co.G2086M115UNIT 04/22/2027700,000$7.08M<0.1%–
UTA Acquisition CorpG9473A125UNIT 12/01/2026700,558$7.08M<0.1%–
Rapid7, Inc.753422AD6NOTE 2.250% 5/0–$7.06M<0.1%–
Pine Technology Acquisitn Co722850203UNIT 03/31/2028710,000$7.00M<0.1%–
G&P Acquisition Corp36146G103COM CL A700,000$6.99M<0.1%–
Liveperson Inc538146AB7NOTE 0.750% 3/0–$6.94M<0.1%–
Tlgy Acquisition CorpG8656T117UNIT 99/99/9999657,389$6.67M<0.1%–
EXPEExpedia Group, Inc.Stock71,098$6.66M<0.1%History