Calamos Advisors LLC Q4 2025 Filing

Filed January 29, 2026

Portfolio Value

$26.6B

Holdings

890

Report Date

Q4 2025

Filing Type

13F-HR

All Holdings (890 positions)

#StockSharesValue% PortfolioType
501
WT 3.25 08/15/29WISDOMTREE INC
4,619,000$5.6B20.95%
502
JJACOBS SOLUTIONS INC
41,000$5.4B20.39%
503
7HPHP INC
242,495$5.4B20.29%
504
ADMAADMA BIOLOGICS INC
292,426$5.3B20.03%
505
SBXDSILVERBOX CORP IV
500,000$5.3B19.87%
506
IVWISHARES TR
42,690$5.3B19.76%
507
EUFNISHARES TR
152,800$5.2B19.71%Call
508
STWD 6.75 07/15/27STARWOOD PPTY TR INC
5,000,000$5.2B19.49%
509
CRSCARPENTER TECHNOLOGY CORP
16,398$5.2B19.39%
510
UDRUDR INC
140,536$5.2B19.36%
511
FLBLFRANKLIN TEMPLETON ETF TR
219,679$5.1B19.32%
512
HALOHALOZYME THERAPEUTICS INC
75,000$5.0B18.96%
513
BYND 7 10/15/30BEYOND MEAT INC
6,472,000$5.0B18.95%
514
AXONAXON ENTERPRISE INC
8,750$5.0B18.66%
515
GPNGLOBAL PMTS INC
64,164$5.0B18.65%
516
AESAES CORP
345,766$5.0B18.62%
517
EIXEDISON INTL
82,522$5.0B18.60%
5185,000,000$4.9B18.53%
519
MAMAMAMAS CREATIONS INC
365,356$4.9B18.51%
520
ENOV 3.875 10/15/28ENOVIS CORPORATION
5,024,000$4.9B18.50%
521
IVEISHARES TR
23,051$4.9B18.36%
522
ICLRICON PLC
26,500$4.8B18.13%
523
NVST 1.75 08/15/28ENVISTA HOLDINGS CORPORATION
5,000,000$4.8B18.06%
524
VNMEVENDOME ACQUISITION CORP I
467,706$4.8B18.05%
525
VLTOVERALTO CORP
47,833$4.8B17.92%
5265,000,000$4.7B17.81%
5274,000,000$4.6B17.43%
528
MTN 0 01/01/26VAIL RESORTS INC
4,642,000$4.6B17.42%
529
CNCCENTENE CORP DEL
112,493$4.6B17.39%
530
BOOTBOOT BARN HLDGS INC
26,177$4.6B17.35%
531
RDVTRED VIOLET INC
80,764$4.6B17.27%
532
CCOCAMECO CORP
49,138$4.5B16.88%
533
SPHYSPDR SERIES TRUST
189,402$4.5B16.84%
534
FTAIFTAI AVIATION LTD
22,554$4.4B16.67%
535
CRDOCREDO TECHNOLOGY GROUP HOLDI
30,832$4.4B16.66%
536
TIGOMILLICOM INTL CELLULAR S A
79,550$4.4B16.56%
537
TRANSLATIONAL DEV ACQUISITIO
375,000$4.4B16.47%
538
XRX 3.75 03/15/30XEROX HOLDINGS CORP
15,000,000$4.3B16.02%
539
NPKINPK INTERNATIONAL INC
357,603$4.3B16.01%
540
TMDX 1.5 06/01/28TRANSMEDICS GROUP INC
2,825,000$4.2B15.89%
541
TATTTAT TECHNOLOGIES LTD
94,695$4.2B15.88%
542
ZBHZIMMER BIOMET HOLDINGS INC
45,478$4.1B15.36%
543
AGXARGAN INC
12,725$4.0B14.97%
544
LGNDLIGAND PHARMACEUTICALS INC
21,045$4.0B14.94%
545
ARGXARGENX SE
4,640$3.9B14.66%
546
MDGLMADRIGAL PHARMACEUTICALS INC
6,566$3.8B14.36%
547
ETENERGY TRANSFER L P
230,990$3.8B14.31%
548
HUBBHUBBELL INC
8,280$3.7B13.81%
549
MRCYMERCURY SYS INC
49,844$3.6B13.67%
550
WBDWARNER BROS DISCOVERY INC
125,354$3.6B13.57%
551
JAAAJANUS DETROIT STR TR
71,223$3.6B13.53%
552
RRXREGAL REXNORD CORPORATION
25,500$3.6B13.44%
553
STRLSTERLING INFRASTRUCTURE INC
11,453$3.5B13.17%
554
BAXBAXTER INTL INC
182,829$3.5B13.12%
555
ASNDASCENDIS PHARMA A/S
16,300$3.5B13.05%
556
BBIOBRIDGEBIO PHARMA INC
45,044$3.4B12.94%
557
CIENCIENA CORP
14,664$3.4B12.88%
558
EPDENTERPRISE PRODS PARTNERS L
105,810$3.4B12.74%
559
MOALTRIA GROUP INC
58,750$3.4B12.72%
560
LITE 0.5 06/15/28LUMENTUM HLDGS INC
1,169,000$3.3B12.46%
561
HRIHERC HLDGS INC
22,340$3.3B12.45%
562
CVNACARVANA CO
7,805$3.3B12.37%
563
SFSTIFEL FINL CORP
25,801$3.2B12.13%
564
AEISADVANCED ENERGY INDS
15,305$3.2B12.03%
565
MRXMAREX GROUP PLC
83,206$3.2B11.98%
566
CECOCECO ENVIRONMENTAL CORP
52,910$3.2B11.89%
567
PSN 2.625 03/01/29PARSONS CORP DEL
3,063,000$3.2B11.88%
568
NHICUNEWHOLD INVT CORP III
300,000$3.1B11.83%
569
PEGAPEGASYSTEMS INC
50,829$3.0B11.40%
570
ALUBALUSSA ENERGY ACQUISITION CO
300,000$3.0B11.38%
571
ADPTADAPTIVE BIOTECHNOLOGIES COR
184,024$3.0B11.22%
572
TPDSOMNIGROUP INTERNATIONAL INC
32,937$2.9B11.04%
573
SGHCSUPER GROUP SGHC LIMITED
244,951$2.9B10.99%
574
TSEMTOWER SEMICONDUCTOR LTD
24,743$2.9B10.91%
575
AWIARMSTRONG WORLD INDS INC NEW
15,018$2.9B10.78%
576
TARSTARSUS PHARMACEUTICALS INC
34,442$2.8B10.59%
577
CHRWC H ROBINSON WORLDWIDE INC
17,373$2.8B10.49%
578
BYNDBEYOND MEAT INC
3,400,000$2.8B10.47%
579
TVTXTRAVERE THERAPEUTICS INC
72,305$2.8B10.37%
580
MPMP MATERIALS CORP
53,170$2.7B10.09%
581
ISIIONIS PHARMACEUTICALS INC
33,189$2.6B9.86%
582
MPWRMONOLITHIC PWR SYS INC
2,890$2.6B9.84%
583
NEO 0.25 01/15/28NEOGENOMICS INC
2,914,000$2.6B9.77%
584
APPNAPPIAN CORP
72,473$2.6B9.64%
585
INACINDIGO ACQUISITION CORP
250,000$2.5B9.57%
586
UITBVICTORY PORTFOLIOS II
53,800$2.5B9.57%
587
WFC 7.5 PERP LWELLS FARGO CO NEW
2,083$2.5B9.48%
588
ACWXISHARES TR
36,000$2.4B9.07%
589
AREALEXANDRIA REAL ESTATE EQ IN
48,661$2.4B8.94%
590
PLMRPALOMAR HLDGS INC
17,396$2.3B8.80%
591
RDDTREDDIT INC
10,000$2.3B8.63%
592
EMBJEMBRAER S.A.
36,311$2.2B8.45%Call
593
SMCISUPER MICRO COMPUTER INC
76,130$2.2B8.37%
594
BLDTOPBUILD CORP
5,083$2.1B7.96%
595
PSTGPURE STORAGE INC
31,426$2.1B7.91%
596
MNKDMANNKIND CORP
370,718$2.1B7.89%
597
MTZMASTEC INC
9,641$2.1B7.87%
598
ITUBITAU UNIBANCO HLDG S A
290,570$2.1B7.81%
599
CXCEMEX SAB DE CV
176,805$2.0B7.63%
600
SOCASOLARIUS CAPITAL ACQU CORP
197,506$2.0B7.62%
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