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Calamos Advisors LLC

SEC CIK
0001316507
Latest filing
Jul 31, 2026

Holdings in Q3 2024

Holdings as of Sep 30, 2024, filed Nov 7, 2024. Long positions only; changes compare share counts with Q2 2024.

Institution overview
Positions
902
−7 vs. Q2 2024
Portfolio value
$21.3B
+$707.4M (+3.4%) vs. Q2 2024
Filed
Nov 7, 2024
SEC
Holdings of Calamos Advisors LLC in Q3 2024
SecurityClassSharesValue% of portfolioShare changeActionHistory
MSFTMicrosoft CorpStock2,357,647$1.01B4.8%−115,235−4.7%ReducedHistory
AAPLApple Inc.Stock4,305,365$1.00B4.7%−26,719−0.6%ReducedHistory
NVDANVIDIA CorpStock7,837,206$951.8M4.5%−515,837−6.2%ReducedHistory
AMZNAmazon Com IncStock3,256,879$606.9M2.8%−67,545−2.0%ReducedHistory
GOOGLAlphabet Inc.Stock2,538,818$421.1M2.0%−23,834−0.9%ReducedHistory
METAMeta Platforms, Inc.Stock675,630$386.8M1.8%−10,863−1.6%ReducedHistory
Palo Alto Networks Inc697435AF2NOTE 0.375% 6/0–$378.2M1.8%–––
LLYEli Lilly & CoStock288,543$255.6M1.2%−42,859−12.9%ReducedHistory
AVGOBroadcom Inc.Stock1,408,077$242.9M1.1%+35,477+2.6%AddedConverted for a 10-for-1 splitHistory
GOOGAlphabet Inc.Stock1,159,610$193.9M0.9%−126,771−9.9%ReducedHistory
TSLATesla, Inc.Stock724,163$189.5M0.9%−10,505−1.4%ReducedHistory
VVisa Inc.Stock677,073$186.2M0.9%−70,859−9.5%ReducedHistory
UNHUnitedHealth Group IncStock308,893$180.6M0.8%+5,379+1.8%AddedHistory
JPMJPMorgan Chase & CoStock741,947$156.4M0.7%−9,889−1.3%ReducedHistory
Airbnb, Inc.009066AB7NOTE 3/1–$145.9M0.7%–––
WMTWalmart Inc.Stock1,754,877$141.7M0.7%+25,423+1.5%AddedHistory
XOMExxonMobil Holdings CorpCOM1,143,858$134.1M0.6%+47,732+4.4%AddedHistory
MAMastercard IncStock270,076$133.4M0.6%−3,086−1.1%ReducedHistory
ORCLOracle CorpStock767,487$130.8M0.6%+30,022+4.1%AddedHistory
Southern Co842587DP9NOTE 3.875%12/1–$130.3M0.6%–––
NFLXNetflix IncStock175,425$124.4M0.6%+6,893+4.1%AddedHistory
BRK.BBerkshire Hathaway IncStock264,545$121.8M0.6%−6,490−2.4%ReducedHistory
On Semiconductor Corp682189AU9NOTE 0.500% 3/0–$120.8M0.6%–––
Apollo Global Mgmt Inc03769M304SER A MAND CNV1,739,068$118.2M0.6%−77,943−4.3%Reduced–
BACBank of America CorpStock2,911,498$115.5M0.5%−65,226−2.2%ReducedHistory
LINLinde PLCStock233,060$111.1M0.5%−14,631−5.9%ReducedHistory
MRKMerck & Co., Inc.Stock953,704$108.3M0.5%+19,291+2.1%AddedHistory
PPL Cap FDG Inc69352PAS2NOTE 2.875% 3/1–$105.5M0.5%–––
On Semiconductor Corp682189AS4NOTE 5/0–$105.4M0.5%–––
HDHome Depot, Inc.Stock254,482$103.1M0.5%−4,069−1.6%ReducedHistory
WFCWells Fargo & CompanyStock1,802,703$101.8M0.5%+36,653+2.1%AddedHistory
Sea Ltd81141RAG5NOTE 0.250% 9/1–$100.4M0.5%–––
NOWServiceNow, Inc.Stock108,612$97.1M0.5%+10,357+10.5%AddedHistory
Wayfair Inc.94419LAP6NOTE 3.250% 9/1–$97.0M0.5%–––
COSTCostco Wholesale CorpStock107,747$95.5M0.4%−1,001−0.9%ReducedHistory
Duke Energy CORP26441CBY0NOTE 4.125% 4/1–$95.1M0.4%–––
PGProcter & Gamble CoStock537,786$93.1M0.4%−26,213−4.6%ReducedHistory
Wayfair Inc.94419LAR2NOTE 3.500%11/1–$93.1M0.4%–––
JNJJohnson & JohnsonStock561,866$91.1M0.4%−57,783−9.3%ReducedHistory
Rivian Automotive, Inc.76954AAB9NOTE 4.625% 3/1–$90.5M0.4%–––
MongoDB, Inc.60937PAD8NOTE 0.250% 1/1–$90.4M0.4%–––
TMOThermo Fisher Scientific Inc.Stock142,342$88.0M0.4%+1,672+1.2%AddedHistory
Booking Holdings Inc.09857LAN8NOTE 0.750% 5/0–$87.5M0.4%–––
ABBVAbbVie Inc.Stock442,774$87.4M0.4%−6,730−1.5%ReducedHistory
Spotify USA Inc84921RAB6NOTE 3/1–$87.4M0.4%–––
HESHess CorpStock634,205$86.1M0.4%+43,879+7.4%AddedHistory
BSXBoston Scientific CorpStock1,022,548$85.7M0.4%−9,364−0.9%ReducedHistory
Seagate HDD Cayman81180WBL4NOTE 3.500% 6/0–$84.5M0.4%–New–
UNPUnion Pacific CorpStock340,923$84.0M0.4%+100,315+41.7%AddedHistory
LOWLowes Companies IncStock302,781$82.0M0.4%+626+0.2%AddedHistory
DraftKings Inc.26142RAB0NOTE 3/1–$79.6M0.4%–––
Akamai Technologies Inc00971TAN1NOTE 1.125% 2/1–$76.1M0.4%–New–
PMPhilip Morris International Inc.Stock609,029$73.9M0.3%+63,160+11.6%AddedHistory
AMDAdvanced Micro Devices IncStock447,731$73.5M0.3%−7,422−1.6%ReducedHistory
CMGChipotle Mexican Grill IncCOM1,259,201$72.6M0.3%−67,820−5.1%ReducedHistory
SHIFT4 PMTS Inc82452JAB5NOTE 12/1–$71.8M0.3%–––
GSGoldman Sachs Group IncStock144,469$71.5M0.3%+6,899+5.0%AddedHistory
KOCoca Cola CoStock983,055$70.6M0.3%−11,442−1.2%ReducedHistory
GEGeneral Electric CoStock366,238$69.1M0.3%+37,405+11.4%AddedHistory
Digitalocean Hldgs Inc25402DAB8NOTE 12/0–$69.0M0.3%–––
Axon Enterprise, Inc.05464CAB7NOTE 0.500%12/1–$68.5M0.3%–––
CVXChevron CorpStock465,057$68.5M0.3%−9,645−2.0%ReducedHistory
Sarepta Therapeutics, Inc.803607AD2NOTE 1.250% 9/1–$67.6M0.3%–––
CRMSalesforce, Inc.Stock245,826$67.3M0.3%−66,235−21.2%ReducedHistory
HONHoneywell International IncCOM324,178$67.0M0.3%+6,958+2.2%AddedHistory
NCL Corp Ltd62886HBD2NOTE 1.125% 2/1–$66.4M0.3%–––
TMUST-Mobile US, Inc.Stock319,137$65.9M0.3%−24,771−7.2%ReducedHistory
Cyberark Software Ltd23248VAB1NOTE 11/1–$65.6M0.3%–––
Akamai Technologies Inc00971TAL5NOTE 0.375% 9/0–$65.5M0.3%–––
Akamai Technologies Inc00971TAJ0NOTE 0.125% 5/0–$65.2M0.3%–––
EMREmerson Electric CoStock595,390$65.1M0.3%+235,369+65.4%AddedHistory
CBChubb LtdStock224,974$64.9M0.3%−1,601−0.7%ReducedHistory
Unity Software Inc.91332UAB7NOTE 11/1–$64.3M0.3%–––
Confluent, Inc.20717MAB9NOTE 1/1–$64.3M0.3%–––
Square Inc852234AF0NOTE 0.125% 3/0–$62.5M0.3%–––
UBERUber Technologies, IncStock830,764$62.4M0.3%−28,915−3.4%ReducedHistory
RTXRTX CorpStock510,117$61.8M0.3%−6,389−1.2%ReducedHistory
CSXCSX CorpStock1,786,961$61.7M0.3%−64,507−3.5%ReducedHistory
CSCOCisco Systems, Inc.Stock1,147,735$61.1M0.3%−65,029−5.4%ReducedHistory
Post Hldgs Inc737446AT1NOTE 2.500% 8/1–$60.8M0.3%–––
Tetra Tech Inc88162GAB9DBCV 2.250% 8/1–$60.5M0.3%–New–
Alnylam Pharmaceuticals, Inc.02043QAB3NOTE 1.000% 9/1–$60.2M0.3%–––
DISWalt Disney CoStock614,719$59.1M0.3%−6,936−1.1%ReducedHistory
MRSHMarsh & McLennan Companies, Inc.Stock263,158$58.7M0.3%−1,826−0.7%ReducedHistory
MCDMcDonalds CorpStock191,845$58.4M0.3%−2,436−1.3%ReducedHistory
MSMorgan StanleyStock548,468$57.2M0.3%−26,101−4.5%ReducedHistory
ISRGIntuitive Surgical IncCOM NEW115,472$56.7M0.3%−8,928−7.2%ReducedHistory
AXPAmerican Express CoStock207,496$56.3M0.3%−2,163−1.0%ReducedHistory
Dexcom Inc252131AM9NOTE 0.375% 5/1–$56.2M0.3%–––
CONMED Corp207410AH4NOTE 2.250% 6/1–$55.9M0.3%–––
Cloudflare, Inc.18915MAC1NOTE 8/1–$55.8M0.3%–––
HPE.PCHewlett Packard Enterprise Co7.625 MAND CONV920,101$55.7M0.3%+920,101NewHistory
DHRDanaher CorpStock199,300$55.4M0.3%−21,769−9.8%ReducedHistory
CATCaterpillar IncStock141,634$55.4M0.3%−3,525−2.4%ReducedHistory
Integer Hldgs Corp45826HAB5NOTE 2.125% 2/1–$53.9M0.3%–––
CMS Energy Corp125896BX7NOTE 3.375% 5/0–$53.7M0.3%–––
ADBEAdobe Inc.Stock103,017$53.3M0.3%−13,124−11.3%ReducedHistory
SHWSherwin Williams CoCOM137,816$52.6M0.2%+20,162+17.1%AddedHistory
Snap Inc83304AAF3NOTE 5/0–$52.3M0.2%–––
Guidewire Software, Inc.40171VAA8NOTE 1.250% 3/1–$51.6M0.2%–––

Options (25)

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 Q3 2024
SecurityClassPutsCalls
SPYSPDR S&P 500 ETF TrustETF$490.8M$182.9M
Invesco QQQ Trust Series I46090E103ETF$537.0M$89.1M
iShares Russell 2000 ETF464287655ETF$59.9M$111.8M
iShares Tr464287630RUS 2000 VAL ETF–$85.3M
TSLATesla, Inc.Stock–$45.5M
iShares MSCI Eafe ETF464287465ETF–$32.1M
NVDANVIDIA CorpStock$10.8M$16.4M
FCXFreeport-McMoran IncStock–$21.4M
ADBEAdobe Inc.Stock–$21.1M
LOWLowes Companies IncStock–$15.5M
AALAmerican Airlines Group Inc.Stock–$10.8M
BSXBoston Scientific CorpStock–$9.88M
EOGEOG Resources IncStock–$9.45M
UALUnited Airlines Holdings, Inc.COM–$9.12M
MMM3M CoStock$8.28M–
TSMTaiwan Semiconductor Manufacturing Co LtdADR–$8.26M
CDNSCadence Design Systems IncStock–$8.25M
TMETencent Music Entertainment GroupSPON ADS–$6.56M
TCOMTrip.com Group LtdADS–$5.80M
CNQCanadian Natural Resources LtdCOM–$4.59M
SHOPShopify Inc.Stock–$4.24M
FTITechnipFMC plcCOM–$3.71M
GDGeneral Dynamics CorpStock$3.05M–
AVGOBroadcom Inc.Stock–$1.61M
Direxion Shares ETF Trust25459Y207NASDAQ 100 EQ WT–$301.7K

Sold out since Q2 2024 (106)

Positions held at the end of Q2 2024 that are gone from this filing.

The largest 100 of 106 by value last quarter.

Positions of Calamos Advisors LLC sold out since Q2 2024
SecurityClassShares in Q2 2024Value in Q2 2024% of portfolio in Q2 2024History
Allegheny Technologies Inc01741RAK8NOTE 3.500% 6/1–$47.3M0.2%–
ETRNMidstream Co LLCCOM2,018,342$26.2M0.1%History
Blackline, Inc.09239BAB5NOTE 0.125% 8/0–$23.9M0.1%–
DTEDte Energy CoCOM181,907$20.2M0.1%History
Zillow Group, Inc.98954MAE1NOTE 0.750% 9/0–$19.8M0.1%–
Rigel Resource Acq CorpG7573M106CL A ORD SHS1,500,000$17.0M0.1%–
Fastly, Inc.31188VAB6NOTE 3/1–$16.8M0.1%–
ROKRockwell Automation, IncStock59,294$16.3M0.1%History
TXNMTXNM Energy IncCOM434,726$16.1M0.1%History
Everbridge, Inc.29978AAE4NOTE 3/1–$14.0M0.1%–
JBHTHunt J B Transport Services IncCOM83,003$13.3M0.1%History
Bigcommerce Hldgs Inc08975PAB4NOTE 0.250%10/0–$13.1M0.1%–
DODiamond Offshore Drilling, Inc.COM788,600$12.2M0.1%History
ALCAlcon IncStock129,370$11.5M0.1%History
TRISTristar Acquisition I Corp.CL A ORD SHS900,000$10.0M<0.1%History
CDNSCadence Design Systems IncStock30,674$9.44M<0.1%History
Verint Systems Inc92343XAC4NOTE 0.250% 4/1–$9.22M<0.1%–
HHyatt Hotels CorpCOM CL A55,800$8.48M<0.1%History
Upstart Hldgs Inc91680MAB3NOTE 0.250% 8/1–$7.93M<0.1%–
Semnur Pharmaceuticals, Inc.G6256B106CLASS A ORD350,000$3.87M<0.1%–
AONAon plcCL A13,000$3.82M<0.1%History
WFRDWeatherford International plcORD SHS27,432$3.36M<0.1%History
Imax Corp45245EAJ8NOTE 0.500% 4/0–$3.25M<0.1%–
FORMFormfactor IncCOM49,142$2.97M<0.1%History
BLKBBlackbaud IncCOM38,660$2.94M<0.1%History
TDWTidewater IncCOM29,511$2.81M<0.1%History
ELFe.l.f. Beauty, Inc.COM13,103$2.76M<0.1%History
CELHCelsius Holdings, Inc.COM NEW48,169$2.75M<0.1%History
AZEKAZEK Co Inc.CL A64,152$2.70M<0.1%History
Silverbox Corp III82836N107COM CL A250,000$2.65M<0.1%–
CBZCBIZ, Inc.COM22,149$1.64M<0.1%History
ONTOnterris, Inc.COM35,943$1.60M<0.1%History
ARHSArhaus, Inc.COM CL A94,431$1.60M<0.1%History
CPNGCoupang, Inc.CL A74,610$1.56M<0.1%History
Cetus Cap Acquisition Corp15719Y105CLASS A COM140,000$1.50M<0.1%–
CROXCrocs, Inc.COM9,063$1.32M<0.1%History
MDGLMadrigal Pharmaceuticals, Inc.COM4,112$1.15M<0.1%History
VECOVeeco Instruments IncCOM24,514$1.15M<0.1%History
WNSWNS (Holdings) LtdCOM SHS21,212$1.11M<0.1%History
Biomarin Pharmaceutical Inc09061GAH4NOTE 0.599% 8/0–$933.2K<0.1%–
ALGMAllegro Microsystems, Inc.COM31,475$888.9K<0.1%History
AVAVAeroVironment IncCOM4,602$838.3K<0.1%History
BROSDutch Bros Inc.CL A20,219$837.1K<0.1%History
MTSIMACOM Technology Solutions Holdings, Inc.COM7,469$832.6K<0.1%History
TDCTeradata CorpStock22,454$776.0K<0.1%History
BPMCBlueprint Medicines CorpCOM7,022$756.8K<0.1%History
BILLBILL Holdings, Inc.Stock13,987$736.0K<0.1%History
FIXComfort Systems USA IncCOM2,274$691.6K<0.1%History
MLMoneylion Inc.COMM STK9,209$677.2K<0.1%History
IRTCiRhythm Holdings, Inc.COM6,099$656.5K<0.1%History
SHAKShake Shack Inc.CL A7,250$652.5K<0.1%History
HUBSHubSpot IncCOM1,039$612.8K<0.1%History
NBIXNeurocrine Biosciences IncStock4,122$567.5K<0.1%History
MCHPMicrochip Technology IncStock6,000$549.0K<0.1%History
INDIindie Semiconductor, Inc.CLASS A COM77,551$478.5K<0.1%History
Prospect Cap Corp74348TAT9NOTE 6.375% 3/0–$446.6K<0.1%–
LFMDLifeMD, Inc.COM57,413$393.9K<0.1%History
iShares Core U.S. Aggregate Bond ETF464287226ETF3,925$381.0K<0.1%–
EVVEaton Vance Ltd Duration Income FundCOM38,916$379.0K<0.1%History
OLEDUniversal Display CorpCOM1,755$369.0K<0.1%History
CVSACovista Inc.COM5,317$362.7K<0.1%History
ASPNAspen Aerogels IncCOM13,739$327.7K<0.1%History
CORZCore Scientific, Inc.COM31,612$294.0K<0.1%History
Liberty Media Corp531229AP7NOTE 3.750% 3/1–$293.7K<0.1%–
SWTXSpringWorks Therapeutics, Inc.COM7,650$288.2K<0.1%History
TWSTTwist Bioscience CorpCOM5,694$280.6K<0.1%History
EOSEaton Vance Enhanced Equity Income Fund IICOM12,726$277.2K<0.1%History
BKHAUBlack Hawk Acquisition CorpUNIT 99/99/999924,591$253.8K<0.1%History
LOPEGrand Canyon Education, Inc.COM1,608$225.0K<0.1%History
99 Acquisition Group Inc65445K101CL A20,000$210.0K<0.1%–
PUBMPubMatic, Inc.COM CL A10,289$209.0K<0.1%History
TARSTarsus Pharmaceuticals, Inc.COM7,404$201.2K<0.1%History
FTFFranklin Ltd Duration Income TrustCOM28,499$180.7K<0.1%History
TSITCW Strategic Income Fund IncCOM28,144$133.4K<0.1%History
FAXAbrdn Asia-Pacific Income Fund, Inc.COM45,826$122.8K<0.1%History
IGRCbre Global Real Estate Income FundCOM23,358$117.7K<0.1%History
ARDXArdelyx, Inc.COM12,850$95.2K<0.1%History
Zura Bio LtdG9TY5A119*W EXP 03/20/202200,000$80.0K<0.1%–
Learn CW Investment CorG54157113*W EXP 10/08/202412,500$68.5K<0.1%–
Tristar Acquisition I Corp.G9074V114*W EXP 99/99/999450,000$67.5K<0.1%–
Cetus Cap Acquisition Corp15719Y121RIGHT 03/31/2024140,000$34.7K<0.1%–
Enphys Acquisition Corp.G3167L117*W EXP 99/99/999625,000$26.6K<0.1%–
Golden Arrow Merger Corp380799114*W EXP 07/31/202126,666$21.9K<0.1%–
Tortoiseecofin Acquisition CG8956E117*W EXP 07/22/202125,000$21.3K<0.1%–
MariaDB plcG5920M118*W EXP 12/16/202166,666$21.2K<0.1%–
Project Energy Reimagined AcG72556114*W EXP 10/28/202250,000$20.1K<0.1%–
Fintech Ecosystem Deve318136124RIGHT 04/01/2026150,000$19.5K<0.1%–
Holdco Nuvo Group D G LtdM53051112*W EXP 05/01/202750,000$16.0K<0.1%–
Xpac Acquisition CorpG9831X122*W EXP 99/99/999266,666$14.6K<0.1%–
Terran Orbital Corp88105P111*W EXP 03/25/202116,666$14.0K<0.1%–
SOARWVolato Group, Inc.*W EXP 99/99/999750,000$10.9K<0.1%History
CNDAWConcord Acquisition Corp II*W EXP 99/99/99992,316$10.6K<0.1%History
Aura Fat Projs Acquisition CG06362126*W EXP 03/31/202500,000$10.1K<0.1%–
Trajectory Alpha Acquisition89301B112*W EXP 99/99/999250,000$10.0K<0.1%–
Spectaire Hldgs Inc84753T117*W EXP 10/17/202192,245$7.40K<0.1%–
Kensington Capital AcquisitiG5251K129*W EXP 99/99/999222,150$5.75K<0.1%–
99 Acquisition Group Inc65445K127RIGHT 08/25/202820,000$5.40K<0.1%–
Cetus Cap Acquisition Corp15719Y113*W EXP 01/31/202140,000$4.51K<0.1%–
Canna Global Acquisition Cor13767K119*W EXP 11/30/202400,000$4.20K<0.1%–
Kernel Group Holdings, Inc.G5259L129*W EXP 02/02/20225,060$3.27K<0.1%–