Calamos Advisors LLC - Q1 2021 holdings

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$18.3 Billion is the total value of Calamos Advisors LLC's 1180 reported holdings in Q1 2021. The portfolio turnover from Q4 2020 to Q1 2021 was - .

All

			Value		Shares		↓ Weighting
	New	MONGODB INCnote 0.250% 1/1	$76,459,000	–	53,087,000	+100.0%	0.42%	–
	New	NEOGENOMICS INCnote 0.250% 1/1	$47,037,000	–	46,516,000	+100.0%	0.26%	–
	New	INTEGRA LIFESCIENCES HLDGS Cnote 0.500% 8/1	$41,814,000	–	37,457,000	+100.0%	0.23%	–
	New	RINGCENTRAL INCnote 3/0	$40,950,000	–	37,406,000	+100.0%	0.22%	–
	New	RHnote 9/1	$38,742,000	–	13,714,000	+100.0%	0.21%	–
AESC	New	AES CORPunit 99/99/9999	$38,241,000	–	370,194	+100.0%	0.21%	–
	New	NUVASIVE INCnote 0.375% 3/1	$26,494,000	–	25,898,000	+100.0%	0.14%	–
	New	PEGASYSTEMS INCnote 0.750% 3/0	$24,400,000	–	22,033,000	+100.0%	0.13%	–
	New	BANDWIDTH INCnote 0.250% 3/0	$22,864,000	–	15,000,000	+100.0%	0.12%	–
FXI	New	ISHARES TRcall	$20,064,000	–	430,000	+100.0%	0.11%	–
	New	HALOZYME THERAPEUTICS INCnote 1.250%12/0	$18,389,000	–	10,000,000	+100.0%	0.10%	–
RTX	New	RAYTHEON TECHNOLOGIES CORPcall	$16,999,000	–	220,000	+100.0%	0.09%	–
BA	New	BOEING COput	$15,283,000	–	60,000	+100.0%	0.08%	–
ALGN	New	ALIGN TECHNOLOGY INC	$14,953,000	–	27,612	+100.0%	0.08%	–
FCX	New	FREEPORT-MCMORAN INCcall	$14,654,000	–	445,000	+100.0%	0.08%	–
IBN	New	ICICI BANK LIMITEDcall	$14,491,000	–	904,000	+100.0%	0.08%	–
INTC	New	INTEL CORPcall	$10,880,000	–	170,000	+100.0%	0.06%	–
ORCL	New	ORACLE CORPcall	$10,526,000	–	150,000	+100.0%	0.06%	–
	New	BRIDGEBIO PHARMA INCnote 2.500% 3/1	$9,930,000	–	6,000,000	+100.0%	0.05%	–
	New	ALLSCRIPTS HEALTHCARE SOLUTNnote 0.875% 1/0	$9,917,000	–	7,500,000	+100.0%	0.05%	–
	New	WIX COM LTDnote 7/0	$8,476,000	–	4,217,000	+100.0%	0.05%	–
PNM	New	PNM RES INC	$7,946,000	–	162,000	+100.0%	0.04%	–
PXD	New	PIONEER NAT RES COcall	$7,782,000	–	49,000	+100.0%	0.04%	–
BA	New	BOEING COcall	$7,642,000	–	30,000	+100.0%	0.04%	–
	New	PAR TECHNOLOGY CORPnote 2.875% 4/1	$7,740,000	–	4,500,000	+100.0%	0.04%	–
GS	New	GOLDMAN SACHS GROUP INCcall	$7,521,000	–	23,000	+100.0%	0.04%	–
NFLX	New	NETFLIX INCcall	$7,251,000	–	13,900	+100.0%	0.04%	–
BMBL	New	BUMBLE INC	$7,242,000	–	116,099	+100.0%	0.04%	–
AFAQU	New	AF ACQUISITION CORPunit 03/31/2028	$7,395,000	–	750,000	+100.0%	0.04%	–
SLQT	New	SELECTQUOTE INC	$7,149,000	–	242,217	+100.0%	0.04%	–
GAPAU	New	G&P ACQUISITION CORPunit 02/28/2028	$6,944,000	–	700,000	+100.0%	0.04%	–
PTOCU	New	PINE TECHNOLOGY ACQUISITN COunit 03/31/2028	$7,043,000	–	710,000	+100.0%	0.04%	–
DSP	New	VIANT TECHNOLOGY INC	$7,001,000	–	132,384	+100.0%	0.04%	–
	New	TABULA RASA HEALTHCARE INCnote 1.750% 2/1	$6,824,000	–	6,821,000	+100.0%	0.04%	–
FLT	New	FLEETCOR TECHNOLOGIES INCcall	$6,447,000	–	24,000	+100.0%	0.04%	–
CAE	New	CAE INC	$6,307,000	–	221,362	+100.0%	0.03%	–
CHNG	New	CHANGE HEALTHCARE INC	$6,188,000	–	280,000	+100.0%	0.03%	–
DTOCU	New	DIGITAL TRANSFORMATN OPT CORunit 03/31/2028	$6,175,000	–	625,000	+100.0%	0.03%	–
NGCAU	New	NEXTGEN ACQUISITION CORP IIunit 03/23/2026	$5,940,000	–	600,000	+100.0%	0.03%	–
	New	PEBBLEBROOK HOTEL TRnote 1.750%12/1	$5,463,000	–	4,640,000	+100.0%	0.03%	–
AGGRU	New	AGILE GROWTH CORPunit 03/09/2026	$5,456,000	–	550,000	+100.0%	0.03%	–
CNQ	New	CANADIAN NAT RES LTD	$5,468,000	–	177,130	+100.0%	0.03%	–
SIMO	New	SILICON MOTION TECHNOLOGY COsponsored adr	$5,468,000	–	92,071	+100.0%	0.03%	–
TBSAU	New	TB SA ACQUISITION CORPunit 03/25/2028	$5,523,000	–	560,751	+100.0%	0.03%	–
GXIIU	New	GX ACQUISITION CORP IIunit 03/17/2026	$5,298,000	–	533,506	+100.0%	0.03%	–
TWLVU	New	TWELVE SEAS INVESTMENT CO IIunit 99/99/9999	$5,293,000	–	537,329	+100.0%	0.03%	–
ASAXU	New	ASTREA ACQUISITION CORPunit 01/28/2028	$5,068,000	–	511,397	+100.0%	0.03%	–
AGACU	New	AFRICAN GOLD ACQUISITION CORunit 99/99/9999	$4,940,000	–	500,000	+100.0%	0.03%	–
AAQCU	New	ACCELERATE ACQUISITION CORPunit 99/99/9999	$4,965,000	–	500,000	+100.0%	0.03%	–
ATHNU	New	ATHENA TECHNOLOGY ACQUISI COunit 99/99/9999	$4,945,000	–	500,000	+100.0%	0.03%	–
BGSXU	New	BUILD ACQUISITION CORPunit 99/99/9999	$4,935,000	–	500,000	+100.0%	0.03%	–
TCACU	New	TUATARA CAPITAL ACQUISITN COunit 99/99/9999	$5,000,000	–	500,000	+100.0%	0.03%	–
FLT	New	FLEETCOR TECHNOLOGIES INC	$4,950,000	–	18,426	+100.0%	0.03%	–
FMIVU	New	FORUM MERGER IV CORPunit 03/15/2028	$4,950,000	–	500,000	+100.0%	0.03%	–
PDOTU	New	PERIDOT ACQUISITION CORP IIunit 99/99/9999	$4,970,000	–	500,000	+100.0%	0.03%	–
OPAU	New	MAGNUM OPUS ACQUISITION LTDunit 06/03/2026	$4,945,000	–	500,000	+100.0%	0.03%	–
ICAD	New	ICAD INC	$4,889,000	–	230,432	+100.0%	0.03%	–
KAIIU	New	KISMET ACQUISITION TWO CORPunit 99/99/9999	$4,970,000	–	500,000	+100.0%	0.03%	–
KIIIU	New	KISMET ACQUISITION THREE CORunit 99/99/9999	$4,940,000	–	500,000	+100.0%	0.03%	–
LCAHU	New	LANDCADIA HOLDINGS IV INCunit 05/01/2025	$4,950,000	–	500,000	+100.0%	0.03%	–
HERAU	New	FTAC HERA ACQUISITION CORPunit 02/28/2026	$4,995,000	–	500,000	+100.0%	0.03%	–
FRWAU	New	PWP FORWARD ACQUISITION CORPunit 03/10/2026	$4,935,000	–	500,000	+100.0%	0.03%	–
SCAQU	New	STRATIM CLOUD ACQUISITION COunit 03/05/2026	$5,000,000	–	500,000	+100.0%	0.03%	–
TETCU	New	TECH AND ENERGY TRANSITIONunit 03/31/2028	$5,000,000	–	500,000	+100.0%	0.03%	–
DISAU	New	DISRUPTIVE ACQUISITION CORPunit 03/06/2026	$4,940,000	–	500,000	+100.0%	0.03%	–
DHCAU	New	DHC ACQUISITION CORPunit 02/25/2026	$4,995,000	–	500,000	+100.0%	0.03%	–
BYTSU	New	BYTE ACQUISITION CORPunit 03/18/2029	$5,000,000	–	500,000	+100.0%	0.03%	–
BRKS	New	BROOKS AUTOMATION INC NEW	$4,740,000	–	58,063	+100.0%	0.03%	–
	New	REVANCE THERAPEUTICS INCnote 1.750% 2/1	$4,526,000	–	4,000,000	+100.0%	0.02%	–
NTAP	New	NETAPP INC	$4,314,000	–	59,360	+100.0%	0.02%	–
PII	New	POLARIS INC	$4,340,000	–	32,510	+100.0%	0.02%	–
PENN	New	PENN NATL GAMING INC	$4,312,000	–	41,137	+100.0%	0.02%	–
ITHXU	New	ITHAX ACQUISITION CORPunit 12/31/2027	$4,431,000	–	441,806	+100.0%	0.02%	–
RXRAU	New	RXR ACQUISITION CORPunit 01/01/2025	$4,433,000	–	450,000	+100.0%	0.02%	–
LQD	New	ISHARES TRiboxx inv cp etf	$4,227,000	–	32,500	+100.0%	0.02%	–
FSNBU	New	FUSION ACQUISITION CORP IIunit 02/29/2028	$4,220,000	–	425,000	+100.0%	0.02%	–
ESMU	New	ESM ACQUISITION CORPORATIONunit 99/99/9999	$3,976,000	–	400,000	+100.0%	0.02%	–
NVEE	New	NV5 GLOBAL INC	$4,032,000	–	41,747	+100.0%	0.02%	–
MITU	New	MASON INDUSTRIAL TECHNOLGY Iunit 99/99/9999	$3,976,000	–	400,000	+100.0%	0.02%	–
FLMEU	New	FLAME ACQUISITION CORPunit 99/99/9999	$3,972,000	–	400,000	+100.0%	0.02%	–
PRAH	New	PRA HEALTH SCIENCES INC	$4,063,000	–	26,500	+100.0%	0.02%	–
	New	SMART GLOBAL HLDGS INCnote 2.250% 2/1	$3,965,000	–	3,000,000	+100.0%	0.02%	–
ROSSU	New	ROSS ACQUISITION CORP IIunit 99/99/9999	$3,984,000	–	400,000	+100.0%	0.02%	–
ICHR	New	ICHOR HOLDINGS	$3,848,000	–	71,524	+100.0%	0.02%	–
GAMCU	New	GOLDEN ARROW MERGER CORPunit 07/31/2026	$3,781,000	–	380,000	+100.0%	0.02%	–
EWZ	New	ISHARES INCcall	$3,914,000	–	117,000	+100.0%	0.02%	–
ASHR	New	DBX ETF TRcall	$3,553,000	–	92,000	+100.0%	0.02%	–
WARRU	New	WARRIOR TECHNOLOGIES ACQUI Cunit 03/31/2028	$3,522,000	–	355,783	+100.0%	0.02%	–
SHAK	New	SHAKE SHACK INCcl a	$3,396,000	–	30,111	+100.0%	0.02%	–
TWNTU	New	TAILWIND TWO ACQUISITION CORunit 03/01/2028	$3,458,000	–	350,000	+100.0%	0.02%	–
EJFAU	New	EJF ACQUISITION CORPunit 03/10/2026	$3,234,000	–	325,000	+100.0%	0.02%	–
AGFY	New	AGRIFY CORP	$3,390,000	–	271,571	+100.0%	0.02%	–
BOOT	New	BOOT BARN HLDGS INC	$3,176,000	–	50,965	+100.0%	0.02%	–
	New	YANDEX N Vcall	$3,139,000	–	49,000	+100.0%	0.02%	–
EQHAU	New	EQ HEALTH ACQUISITION CORPunit 02/02/2028	$2,980,000	–	300,700	+100.0%	0.02%	–
OSTRU	New	OYSTER ENTERPRISES ACQ CORPunit 01/20/2026	$2,967,000	–	300,000	+100.0%	0.02%	–
GCACU	New	GROWTH CAP ACQUISITION CORPunit 06/01/2027	$2,982,000	–	301,201	+100.0%	0.02%	–
ASZU	New	AUSTERLITZ ACQUISITION CORPunit 99/99/9999	$3,009,000	–	300,000	+100.0%	0.02%	–
ANZUU	New	ANZU SPECIAL ACQUISITIN CORPunit 01/27/2026	$2,994,000	–	300,000	+100.0%	0.02%	–
OHPAU	New	ORION ACQUISITION CORPunit 02/19/2026	$2,997,000	–	300,000	+100.0%	0.02%	–
SBEAU	New	SILVERBOX ENGAGED MERGER COunit 03/31/2028	$2,973,000	–	300,000	+100.0%	0.02%	–
ITUB	New	ITAU UNIBANCO HLDG S Acall	$2,753,000	–	555,000	+100.0%	0.02%	–
CDMO	New	AVID BIOSERVICES INC	$2,838,000	–	155,665	+100.0%	0.02%	–
INFO	New	IHS MARKIT LTD	$2,710,000	–	28,000	+100.0%	0.02%	–
FLL	New	FULL HSE RESORTS INC	$2,673,000	–	313,994	+100.0%	0.02%	–
PMGMU	New	PRIVETERRA ACQUISITION CORPunit 99/99/9999	$2,485,000	–	250,000	+100.0%	0.01%	–
SI	New	SILVERGATE CAP CORPcl a	$2,655,000	–	18,677	+100.0%	0.01%	–
ASPN	New	ASPEN AEROGELS INC	$2,530,000	–	124,368	+100.0%	0.01%	–
QUOT	New	QUOTIENT TECHNOLOGY INC	$2,624,000	–	160,597	+100.0%	0.01%	–
TVTX	New	TRAVERE THERAPEUTICS INC	$2,563,000	–	102,633	+100.0%	0.01%	–
TRCAU	New	TWIN RIDGE CAPITAL ACQUIS COunit 99/99/9999	$2,485,000	–	250,000	+100.0%	0.01%	–
CPTKU	New	CROWN PROPTECH ACQUISITIONSunit 99/99/9999	$2,485,000	–	250,000	+100.0%	0.01%	–
CRZNU	New	CORAZON CAPITAL V838 MONOCERunit 03/24/2026	$2,488,000	–	250,000	+100.0%	0.01%	–
GGMCU	New	GLENFARNE MERGER CORPunit 03/17/2026	$2,480,000	–	250,000	+100.0%	0.01%	–
TWNIU	New	TAILWIND INTERNATNAL ACQ CORunit 99/99/9999	$2,473,000	–	250,000	+100.0%	0.01%	–
PSAGU	New	PROPERTY SOLUTIONS ACQUISITIunit 03/01/2026	$2,463,000	–	250,000	+100.0%	0.01%	–
KURIU	New	ALKURI GLOBAL ACQUISITION COunit 01/01/2028	$2,470,000	–	250,000	+100.0%	0.01%	–
IBERU	New	IBERE PHARMACEUTICALSunit 99/99/9999	$2,465,000	–	250,000	+100.0%	0.01%	–
QMCO	New	QUANTUM CORP	$2,213,000	–	265,736	+100.0%	0.01%	–
MACCU	New	MISSION ADVANCEMENT CORPunit 99/99/9999	$2,239,000	–	225,000	+100.0%	0.01%	–
ITQRU	New	ITIQUIRA ACQUISITION CORPunit 02/03/2026	$2,187,000	–	220,000	+100.0%	0.01%	–
SPKBU	New	SILVER SPIKE ACQUISITN CORPunit 02/26/2026	$2,068,000	–	208,021	+100.0%	0.01%	–
GGPIU	New	GORES GUGGENHEIM INCunit 03/25/2028	$1,986,000	–	200,000	+100.0%	0.01%	–
VELOU	New	VELOCITY ACQUISITION CORPunit 99/99/9999	$2,071,000	–	210,000	+100.0%	0.01%	–
DNZU	New	D AND Z MEDIA ACQUISITION COunit 99/99/9999	$1,978,000	–	200,000	+100.0%	0.01%	–
VAQC	New	VECTOR ACQUISITION CORP II	$1,980,000	–	200,000	+100.0%	0.01%	–
CPRI	New	CAPRI HOLDINGS LIMITED	$1,946,000	–	38,150	+100.0%	0.01%	–
RMGCU	New	RMG ACQUISITION CORP IIIunit 02/08/2026	$1,990,000	–	200,000	+100.0%	0.01%	–
CLRMU	New	CLARIM ACQUISITION CORPunit 99/99/9999	$1,990,000	–	200,000	+100.0%	0.01%	–
GLBLU	New	CARTESIAN GROWTH CORPunit 02/26/2028	$2,090,000	–	210,000	+100.0%	0.01%	–
TSPQU	New	TCW SPECIAL PURPOSE ACQU CORunit 99/99/9999	$1,990,000	–	200,000	+100.0%	0.01%	–
ISOSU	New	ISOS ACQUISITION CORPORATIONunit 99/99/9999	$1,992,000	–	200,000	+100.0%	0.01%	–
FVIVU	New	FORTRESS VALUE ACQUISI CORPunit 03/31/2028	$1,980,000	–	200,000	+100.0%	0.01%	–
VPCCU	New	VPC IMPACT ACQU HOLDI III INunit 99/99/9999	$1,974,000	–	200,000	+100.0%	0.01%	–
JWSMU	New	JAWS MUSTANG ACQUISITION CORunit 99/99/9999	$1,776,000	–	175,000	+100.0%	0.01%	–
XGN	New	EXAGEN INC	$1,871,000	–	106,947	+100.0%	0.01%	–
ESTA	New	ESTABLISHMENT LABS HLDGS INC	$1,906,000	–	30,486	+100.0%	0.01%	–
INFU	New	INFUSYSTEM HLDGS INC	$1,776,000	–	87,185	+100.0%	0.01%	–
DT	New	DYNATRACE INC	$1,723,000	–	35,715	+100.0%	0.01%	–
FACTU	New	FREEDOM ACQUISITION I CORPunit 99/99/9999	$1,696,000	–	170,000	+100.0%	0.01%	–
DHBCU	New	DHB CAPITAL CORPunit 03/31/2028	$1,733,000	–	175,000	+100.0%	0.01%	–
MBACU	New	M3 BRIGADE ACQUISITION II COunit 99/99/9999	$1,488,000	–	150,000	+100.0%	0.01%	–
AUSU	New	AUSTERLITZ ACQUISITION CORPunit 99/99/9999	$1,506,000	–	150,000	+100.0%	0.01%	–
LIND	New	LINDBLAD EXPEDITIONS HLDGS I	$1,516,000	–	80,241	+100.0%	0.01%	–
KAHCU	New	KKR ACQUISITION HOLDING I COunit 99/99/9999	$1,502,000	–	150,000	+100.0%	0.01%	–
RCLFU	New	ROSECLIFF ACQUISITION CORP Iunit 99/99/9999	$1,434,000	–	144,578	+100.0%	0.01%	–
LVRAU	New	LEVERE HOLDINGS CORPunit 03/09/2026	$1,494,000	–	150,000	+100.0%	0.01%	–
IFF	New	INTERNATIONAL FLAVORS&FRAGRA	$1,390,000	–	9,953	+100.0%	0.01%	–
HIIIU	New	HUDSON EXECUTIVE INVES IIIunit 02/22/2026	$1,488,000	–	150,000	+100.0%	0.01%	–
HLAHU	New	HAMILTON LANE ALLIANCE HLDGSunit 99/99/9999	$1,491,000	–	150,000	+100.0%	0.01%	–
GLUU	New	GLU MOBILE INC	$1,493,000	–	119,618	+100.0%	0.01%	–
FRTA	New	FORTERRA INC	$1,511,000	–	65,000	+100.0%	0.01%	–
SUM	New	SUMMIT MATLS INCcl a	$1,545,000	–	55,165	+100.0%	0.01%	–
REAL	New	THE REALREAL INC	$1,509,000	–	66,645	+100.0%	0.01%	–
CROX	New	CROCS INC	$1,386,000	–	17,231	+100.0%	0.01%	–
CPUHU	New	COMPUTE HEALTH ACQUISITIN COunit 99/99/9999	$1,514,000	–	150,000	+100.0%	0.01%	–
ACAHU	New	ATLANTIC COASTAL ACQUISTN COunit 03/02/2026	$1,379,000	–	140,000	+100.0%	0.01%	–
OSTK	New	OVERSTOCK COM INC DEL	$1,379,000	–	20,811	+100.0%	0.01%	–
TCOM	New	TRIP COM GROUP LTDads	$1,256,000	–	31,700	+100.0%	0.01%	–
AWH	New	ASPIRA WOMENS HEALTH INC	$1,273,000	–	188,660	+100.0%	0.01%	–
ORGO	New	ORGANOGENESIS HLDGS INC	$1,168,000	–	64,095	+100.0%	0.01%	–
XPO	New	XPO LOGISTICS INC	$1,134,000	–	9,194	+100.0%	0.01%	–
RADA	New	RADA ELECTR INDS LTD	$1,078,000	–	89,715	+100.0%	0.01%	–
ON	New	ON SEMICONDUCTOR CORP	$1,178,000	–	28,317	+100.0%	0.01%	–
SSAAU	New	SCIENCE STRATEGIC ACQ ALPHAunit 01/20/2026	$994,000	–	100,000	+100.0%	0.01%	–
EBACU	New	EUROPEAN BIOTECH ACQUTN CORPunit 03/09/2026	$1,005,000	–	100,000	+100.0%	0.01%	–
AACU	New	ARES ACQUISITION CORPORATIONunit 99/99/9999	$1,000,000	–	100,000	+100.0%	0.01%	–
JOFFU	New	JOFF FINTECH ACQUISITION CORunit 02/03/2026	$995,000	–	100,000	+100.0%	0.01%	–
LCAAU	New	L CATTERTON ASIA ACQUISITIONunit 03/11/2026	$995,000	–	100,000	+100.0%	0.01%	–
JD	New	JD.COM INCput	$936,000	–	11,100	+100.0%	0.01%	–
ARRWU	New	ARROWROOT ACQUISITION CORPunit 01/29/2026	$994,000	–	100,000	+100.0%	0.01%	–
KNX	New	KNIGHT-SWIFT TRANSN HLDGS INcl a	$942,000	–	19,593	+100.0%	0.01%	–
QFTAU	New	QUANTUM FINTECH ACQUISTIN COunit 10/30/2026	$996,000	–	100,000	+100.0%	0.01%	–
LOKMU	New	LIVE OAK MOBILITY ACQUISI COunit 03/01/2028	$998,000	–	100,000	+100.0%	0.01%	–
MMYT	New	MAKEMYTRIP LIMITED MAURITIUS	$880,000	–	27,870	+100.0%	0.01%	–
ZWRKU	New	Z-WORK ACQUISITION CORPunit 99/99/9999	$999,000	–	100,000	+100.0%	0.01%	–
FRONU	New	FRONTIER ACQUISITION CORPunit 03/01/2026	$993,000	–	100,000	+100.0%	0.01%	–
ABNB	New	AIRBNB INC	$874,000	–	4,650	+100.0%	0.01%	–
MONCU	New	MONUMENT CIRCLE ACQUISITN COunit 01/14/2026	$986,000	–	100,000	+100.0%	0.01%	–
ACQRU	New	INDEPENDENCE HOLDINGS CORPunit 03/02/2026	$1,000,000	–	100,000	+100.0%	0.01%	–
VPCBU	New	VPC IMPACT ACQUISITION HLDGunit 03/05/2026	$986,000	–	100,000	+100.0%	0.01%	–
VGIIU	New	VIRGIN GROUP ACQUISIT CORP Iunit 99/99/9999	$993,000	–	100,000	+100.0%	0.01%	–
PRTY	New	PARTY CITY HOLDCO INC	$833,000	–	143,504	+100.0%	0.01%	–
DCRNU	New	DECARBONIZATION PLUS ACQU IIunit 01/19/2026	$1,006,000	–	100,000	+100.0%	0.01%	–
WALDU	New	WALDENCAST ACQUISITION CORPunit 03/11/2026	$999,000	–	100,000	+100.0%	0.01%	–
DCRCU	New	DECARBONIZATION PLUS ACQU IIunit 03/19/2026	$941,000	–	94,474	+100.0%	0.01%	–
CENHU	New	CENTRICUS ACQUISITION CORPunit 02/08/2028	$995,000	–	100,000	+100.0%	0.01%	–
TZPSU	New	TZP STRATEGIES ACQUISTN CORPunit 01/06/2026	$996,000	–	100,000	+100.0%	0.01%	–
DHHCU	New	DIAMONDHEAD HOLDINGS CORPunit 01/21/2026	$991,000	–	100,000	+100.0%	0.01%	–
BLUAU	New	BLUERIVER ACQUISITION CORPunit 01/04/2026	$997,000	–	100,000	+100.0%	0.01%	–
TBCPU	New	THUNDER BRIDGE CAP PRTNRS IIunit 02/15/2028	$989,000	–	100,000	+100.0%	0.01%	–
OEPWU	New	ONE EQUITY PARTNERS OPEN WTRunit 01/14/2026	$997,000	–	100,000	+100.0%	0.01%	–
EACPU	New	EDIFY ACQUISITION CORPunit 11/25/2025	$995,000	–	100,000	+100.0%	0.01%	–
TLGAU	New	TLG ACQUISITION ONE CORPunit 99/99/9999	$992,000	–	100,000	+100.0%	0.01%	–
STREU	New	SUPERNOVA PARTN ACQ CO III Lunit 99/99/9999	$1,000,000	–	100,000	+100.0%	0.01%	–
CAHCU	New	CA HEALTHCARE ACQUISITION COunit 12/25/2025	$990,000	–	100,000	+100.0%	0.01%	–
FSSIU	New	FORTISTAR SUSTAINABLE SOL COunit 01/14/2026	$990,000	–	100,000	+100.0%	0.01%	–
SPAQU	New	SPARTAN ACQUISITION CORP IIIunit 99/99/9999	$1,003,000	–	100,000	+100.0%	0.01%	–
SCOBU	New	SCION TECH GROWTH IIunit 99/99/9999	$996,000	–	100,000	+100.0%	0.01%	–
PLMIU	New	PLUM ACQUISITION CORP Iunit 03/15/2026	$995,000	–	100,000	+100.0%	0.01%	–
GNACU	New	GROUP NINE ACQUISITION CORPunit 01/15/2026	$1,007,000	–	100,000	+100.0%	0.01%	–
SNIIU	New	SUPERNOVA PARTNERS ACQUISTNunit 99/99/9999	$703,000	–	70,000	+100.0%	0.00%	–
CHK	New	CHESAPEAKE ENERGY CORP	$735,000	–	16,948	+100.0%	0.00%	–
LGVU	New	LONGVIEW ACQUISITION CORP IIunit 99/99/9999	$753,000	–	75,000	+100.0%	0.00%	–
SBIIU	New	SANDBRIDGE X2 CORPunit 99/99/9999	$749,000	–	75,000	+100.0%	0.00%	–
ABGI	New	ABG ACQUISITION CORP I	$643,000	–	65,000	+100.0%	0.00%	–
CHAAU	New	CATCHA INVESTMENT CORPunit 99/99/9999	$746,000	–	75,000	+100.0%	0.00%	–
FTEVU	New	FINTECH EVOLUTION ACQUIS GROunit 99/99/9999	$740,000	–	75,000	+100.0%	0.00%	–
PVU	New	PRIMAVERA CAPITAL ACQUIST COunit 01/19/2026	$718,000	–	70,000	+100.0%	0.00%	–
AMPIU	New	ADVANCED MERGER PARTNERS INCunit 99/99/9999	$500,000	–	50,000	+100.0%	0.00%	–
ATMRU	New	ALTIMAR ACQUISITION CORP IIunit 99/99/9999	$510,000	–	50,000	+100.0%	0.00%	–
CFFEU	New	CF ACQUISITION CORP VIIIunit 03/31/2028	$496,000	–	50,000	+100.0%	0.00%	–
SPGSU	New	SIMON PROPERTY GRP ACQ HOLDIunit 99/99/9999	$503,000	–	50,000	+100.0%	0.00%	–
FRSGU	New	FIRST RESERVE SUSTAINABLE GWunit 03/05/2026	$502,000	–	50,000	+100.0%	0.00%	–
SRNGU	New	SOARING EAGLE ACQUISITION COunit 02/23/2026	$506,000	–	50,000	+100.0%	0.00%	–
NGABU	New	NORTHERN GENESIS ACQUISITIONunit 99/99/9999	$512,000	–	50,000	+100.0%	0.00%	–
TBA	New	THOMA BRAVO ADVANTAGE	$519,000	–	49,700	+100.0%	0.00%	–
EDU	New	NEW ORIENTAL ED & TECHNOLOGYspon adr	$519,000	–	37,100	+100.0%	0.00%	–
TMACU	New	THE MUSIC ACQUISITION CORPunit 99/99/9999	$499,000	–	50,000	+100.0%	0.00%	–
DMYQU	New	DMY TECHNOLOGY GROUP INC IVunit 99/99/9999	$502,000	–	50,000	+100.0%	0.00%	–
JCICU	New	JACK CREEK INVESTMENT CORPunit 10/01/2023	$496,000	–	50,000	+100.0%	0.00%	–
KRNLU	New	KERNEL GROUP HOLDINGS INCunit 99/99/9999	$500,000	–	50,120	+100.0%	0.00%	–
PRPCU	New	CC NEUBERGER PRINCIPAL HOLDNunit 99/99/9999	$500,000	–	50,000	+100.0%	0.00%	–
COVAU	New	COVA ACQUISITION CORPunit 04/01/2021	$498,000	–	50,000	+100.0%	0.00%	–
THMAU	New	THIMBLE POINT ACQUISITION COunit 99/99/9999	$350,000	–	35,000	+100.0%	0.00%	–
FACAU	New	FIGURE ACQUISITION CORP Iunit 99/99/9999	$405,000	–	40,000	+100.0%	0.00%	–
HCIIU	New	HUDSON EXECUTIVE INVS CORP Iunit 01/31/2027	$343,000	–	35,000	+100.0%	0.00%	–
CHKEL	New	CHESAPEAKE ENERGY CORP*w exp 03/01/202	$305,000	–	18,133	+100.0%	0.00%	–
GTPBU	New	GORES TECHNOLOGY PARTNERS IIunit 03/16/2028	$399,000	–	40,000	+100.0%	0.00%	–
SCLEU	New	BROADSCALE ACQUISITION CORPunit 02/02/2026	$297,000	–	30,000	+100.0%	0.00%	–
RTPYU	New	REINVENT TECHNOLOGY PARTNERSunit 03/12/2026	$402,000	–	40,000	+100.0%	0.00%	–
GSEVU	New	GORES HOLDINGS VII INCunit 02/12/2028	$398,000	–	40,000	+100.0%	0.00%	–
FZTU	New	FAST ACQUISITION CORP IIunit 03/16/2026	$398,000	–	40,000	+100.0%	0.00%	–
	New	DARIOHEALTH CORP	$311,000	–	16,133	+100.0%	0.00%	–
SLAMU	New	SLAM CORPunit 99/99/9999	$298,000	–	30,000	+100.0%	0.00%	–
CLIMU	New	CLIMATE REAL IMPACT SLUTINSunit 99/99/9999	$100,000	–	10,000	+100.0%	0.00%	–
NSTCU	New	NORTHERN STAR INVEST CORP IIunit 02/25/2028	$199,000	–	20,000	+100.0%	0.00%	–
ATAQU	New	ALTIMAR ACQUISITION CORP IIIunit 99/99/9999	$100,000	–	10,000	+100.0%	0.00%	–
HUGSU	New	USHG ACQUISITION CORPunit 99/99/9999	$201,000	–	20,000	+100.0%	0.00%	–
ATVCU	New	TRIBE CAPITAL GROWTH CORP Iunit 02/24/2026	$251,000	–	25,000	+100.0%	0.00%	–
TSIBU	New	TISHMAN SPEYER INNOVATION COunit 02/11/2026	$200,000	–	20,000	+100.0%	0.00%	–
SDACU	New	SUSTAINABLE DEVELP ACQU I COunit 02/04/2026	$248,000	–	25,000	+100.0%	0.00%	–
CSTAU	New	CONSTELLATION ACQUISITN CORPunit 99/99/9999	$198,000	–	20,000	+100.0%	0.00%	–
SLACU	New	SOCIAL LEVERAGE ACQUISN CORPunit 99/99/9999	$100,000	–	10,000	+100.0%	0.00%	–
REVHU	New	REVOLUTION HEALTHCAR AQ CORPunit 03/18/20266	$101,000	–	10,000	+100.0%	0.00%	–
XPDIU	New	POWER & DIGITAL INFRA ACQ COunit 99/99/9999	$202,000	–	20,000	+100.0%	0.00%	–
FTAAU	New	FTAC ATHENA ACQUISITION CORPunit 99/99/9999	$101,000	–	10,000	+100.0%	0.00%	–
PICCU	New	PIVOTAL INVESTMENT CORP IIIunit 01/28/2028	$150,000	–	15,000	+100.0%	0.00%	–
GSQDU	New	G SQUARED ASCEND I INCunit 99/99/9999	$250,000	–	25,000	+100.0%	0.00%	–
NSTDU	New	NORTHERN STAR INVEST CORP IVunit 02/25/2028	$198,000	–	20,000	+100.0%	0.00%	–
NGCU	New	NORTHERN GENESIS ACQU CORP Iunit 99/99/9999	$181,000	–	18,129	+100.0%	0.00%	–
IACBU	New	ION ACQUISITION CORP 2 LTDunit 99/99/9999	$203,000	–	20,000	+100.0%	0.00%	–
LMACU	New	LIBERTY MEDIA ACQUISITION COunit 01/22/2026	$214,000	–	20,000	+100.0%	0.00%	–
KVSA	New	KHOSLA VENTURES ACQUISITIONcl a	$202,000	–	20,000	+100.0%	0.00%	–
HYACU	New	HAYMAKER ACQUISITION CORP IIunit 03/01/2026	$182,000	–	18,326	+100.0%	0.00%	–
GTPAU	New	GORES TECHNOLOGY PARTNERS INunit 03/16/2028	$201,000	–	20,000	+100.0%	0.00%	–
PFDRU	New	PATHFINDER ACQUISITION CORPunit 02/17/2026	$99,000	–	10,000	+100.0%	0.00%	–
GMBTU	New	QUEENS GAMBIT GROWTH CAPITALunit 01/19/2026	$101,000	–	10,000	+100.0%	0.00%	–
GIIXU	New	GORES HLDGS VIII INCunit 02/01/2028	$200,000	–	20,000	+100.0%	0.00%	–
FRXBU	New	FOREST ROAD ACQUISITION CORunit 99/99/9999	$199,000	–	20,000	+100.0%	0.00%	–
FSRXU	New	FINSERV ACQUISITION CORP IIunit 02/17/2026	$149,000	–	15,000	+100.0%	0.00%	–
FWAA	New	FIFTH WALL ACQUISITION CORP	$100,000	–	10,000	+100.0%	0.00%	–
FSII	New	FS DEVELOPMENT CORP II	$100,000	–	10,000	+100.0%	0.00%	–
EPWRU	New	EMPOWERMENT & INCLUSION CAPIunit 99/99/9999	$260,000	–	26,400	+100.0%	0.00%	–
ENNVU	New	ECP ENVIRONMENTAL GW OPT CORunit 03/01/2026	$201,000	–	20,000	+100.0%	0.00%	–
CPNG	New	COUPANG INCcl a	$249,000	–	5,050	+100.0%	0.00%	–
WPCBU	New	WARBURG PINCUS CAPTAL CORP Iunit 99/99/9999	$200,000	–	20,000	+100.0%	0.00%	–
COLIU	New	COLICITY INCunit 02/24/2026	$202,000	–	20,000	+100.0%	0.00%	–
APGBU	New	APOLLO STRATEGIC GRWT CPTL Iunit 99/99/9999	$100,000	–	10,000	+100.0%	0.00%	–
CHKEZ	New	CHESAPEAKE ENERGY CORP*w exp 99/99/999	$251,000	–	12,713	+100.0%	0.00%	–
CHKEW	New	CHESAPEAKE ENERGY CORP*w exp 99/99/999	$236,000	–	11,442	+100.0%	0.00%	–
CFFVU	New	CF ACQUISITION CORP Vunit 01/25/2026	$250,000	–	25,000	+100.0%	0.00%	–
ACIIU	New	ATLAS CREST INVESTMENT CORPunit 99/99/9999	$250,000	–	25,000	+100.0%	0.00%	–
ANACU	New	ARCTOS NORTHSTAR ACQUIS CORPunit 99/99/9999	$251,000	–	25,100	+100.0%	0.00%	–
ASPCU	New	ALPHA CAPITAL ACQUISITION COunit 02/16/2026	$100,000	–	10,000	+100.0%	0.00%	–

Other managers

Other managers that, in addition to the filing manager(s), that filed the EDGAR filing(s):

First State Trust Co. #1
Russell Investments Group, Ltd. #2
UBS Asset Management Americas Inc. #3

Original filings

The following EDGAR filing(s) were analyzed to create this report:

View 13F-HR filed 2021-04-12

Signatures

The EDGAR filing(s) were signed by:

Jacqueline Sinker — VP, CHIEF COMPLIANCE OFFICER

Top long-term holdings

Name	Quarters owned	Latest quarter owned	Max weighting
APPLE INC	42	Q3 2023	5.0%
MICROSOFT CORP	42	Q3 2023	4.4%
AMAZON.COM INC	42	Q3 2023	2.9%
META PLATFORMS INC	42	Q3 2023	1.9%
JPMORGAN CHASE & CO	42	Q3 2023	1.6%
JOHNSON & JOHNSON	42	Q3 2023	1.5%
HOME DEPOT INC	42	Q3 2023	1.6%
WELLS FARGO CO NEW	42	Q3 2023	1.7%
MASTERCARD INCORPORATED	42	Q3 2023	1.7%
VISA INC-CLASS A SHARES	42	Q3 2023	1.0%

View Calamos Advisors LLC's complete holdings history.

Latest significant ownerships (13-D/G)

Calamos Advisors LLC Q1 2021 significant holdings filed using form 13D/G when ownership exceeds 5% of a company's total stock issue.
	Filed	Shares	Percentage
GameStop Corp.	February 06, 2007	2,334,561	5.1%

View Calamos Advisors LLC's complete significant-ownership history.

Latest filings

Type	Filed
13F-HR	2024-05-08
13F-HR	2024-01-31
13F-HR	2023-10-26
13F-HR	2023-07-28
13F-HR	2023-05-04
40-APP/A	2023-04-26
40-APP	2023-03-28
13F-HR	2023-01-26
13F-HR	2022-10-24
13F-HR	2022-08-01

View Calamos Advisors LLC's complete filings history.

All filings

View complete filings history.

Compare quarters

Export Calamos Advisors LLC's holdings