Calamos Advisors LLC Q4 2023 Filing

Filed January 31, 2024

Portfolio Value

$20.6B

Holdings

903

Report Date

Q4 2023

Filing Type

13F-HR

All Holdings (903 positions)

#StockSharesValue% PortfolioType
501
IRONWOOD PHARMACEUTICALS INC
5,000,000$5.2B25.46%
502
RDFN 0 10/15/25REDFIN CORP
6,186,000$5.2B25.46%
503
NOKNOKIA CORP
1,520,000$5.2B25.21%
504
RXSTRXSIGHT INC
126,539$5.1B24.74%
505
SNOWSNOWFLAKE INC
25,230$5.0B24.35%
506
MODMODINE MFG CO
83,423$5.0B24.15%
507
NTESNETEASE INC
52,410$4.9B23.68%
508
TGLSTECNOGLASS INC
105,491$4.8B23.38%
509
BAND 0.5 04/01/28BANDWIDTH INC
7,500,000$4.8B23.18%
510
FOXAFOX CORP
160,573$4.8B23.11%
511
SMCIUSDSUPER MICRO COMPUTER INC
16,595$4.7B22.87%
512
PEOEXELON CORP
129,435$4.6B22.54%
513
UBSUBS GROUP AG
149,425$4.6B22.39%
514
MLAB 1.375 08/15/25MESA LABS INC
5,000,000$4.6B22.34%
515
CECOCECO ENVIRONMENTAL CORP
217,741$4.4B21.40%
516
INVHINVITATION HOMES INC
124,645$4.3B20.62%
517
EPDENTERPRISE PRODS PARTNERS L
157,890$4.2B20.18%
518
CWBSPDR SER TR
57,555$4.2B20.14%
519
ONTOONTO INNOVATION INC
27,005$4.1B20.02%
5206,500,000$4.1B19.82%
521
BLKBBLACKBAUD INC
45,728$4.0B19.22%
522
HALO 0.25 03/01/27HALOZYME THERAPEUTICS INC
4,580,000$4.0B19.20%
523
TMTOYOTA MOTOR CORP
21,800$3.9B19.00%Call
524
CRDOCREDO TECHNOLOGY GROUP HOLDI
199,927$3.9B18.87%
525
DISH 2.375 03/15/24DISH NETWORK CORPORATION
3,906,000$3.9B18.78%
526
ENPHENPHASE ENERGY INC
29,169$3.9B18.69%
527
AONAON PLC
13,000$3.8B18.35%
528
AXNX*AXONICS INC
60,694$3.8B18.31%
529
LRNSTRIDE INC
63,306$3.8B18.22%
530
ETENERGY TRANSFER L P
272,025$3.8B18.20%
531
FNFABRINET
19,222$3.7B17.74%
532
DENALI CAPITAL ACQUISITN COR
350,000$3.6B17.26%
5336,632,000$3.6B17.24%
534
CXCEMEX SAB DE CV
490,900$3.5B17.17%Call
535
FISFIDELITY NATL INFORMATION SV
58,910$3.5B17.16%
536
NTRANATERA INC
54,703$3.4B16.61%
537
KVUEKENVUE INC
157,944$3.4B16.49%
538
IART 0.5 08/15/25INTEGRA LIFESCIENCES HLDGS C
3,592,000$3.4B16.40%
539
CABO 0 03/15/26CABLE ONE INC
3,903,000$3.3B16.22%
540
STWDSTARWOOD PPTY TR INC
157,631$3.3B16.07%
541
COHERUS BIOSCIENCES INC
5,817,000$3.3B15.95%
542
LILI AUTO INC
86,798$3.2B15.75%
543
MDXGMIMEDX GROUP INC
355,534$3.1B15.11%
5443,470,000$3.1B15.01%
545
UUNITY SOFTWARE INC
75,585$3.1B14.99%
546
HUBBHUBBELL INC
9,372$3.1B14.95%
547
WFC 7.5 PERP LWELLS FARGO CO NEW
2,574$3.1B14.92%
548
RVNC 1.75 02/15/27REVANCE THERAPEUTICS INC
4,000,000$3.0B14.79%
549
CLHCLEAN HARBORS INC
17,357$3.0B14.68%
550
N1UANEW ORIENTAL ED & TECHNOLOGY
51,500$3.0B14.62%Call
551
EXPE 0 02/15/26EXPEDIA GROUP INC
3,225,000$3.0B14.60%
552
DISHDISH NETWORK CORPORATION
500,000$2.9B14.21%Put
553
FDO.FMACYS INC
144,838$2.9B14.13%
554
ARGTGLOBAL X FDS
70,100$2.9B14.03%Call
555
CELHCELSIUS HLDGS INC
52,264$2.8B13.81%
556
IVWISHARES TR
37,769$2.8B13.76%
557
PDDPDD HOLDINGS INC
28,900$2.8B13.75%Call
558
PBRPETROLEO BRASILEIRO SA PETRO
189,000$2.8B13.74%Call
559
IVEISHARES TR
16,254$2.8B13.71%
560
CLSEURCELESTICA INC
95,266$2.8B13.52%
561
ICLRICON PLC
9,830$2.8B13.49%
562
SILVERBOX CORP III
250,000$2.7B13.18%
563
BRZEBRAZE INC
50,853$2.7B13.10%
564
ELFE L F BEAUTY INC
18,307$2.6B12.81%
565
ATECALPHATEC HLDGS INC
174,711$2.6B12.80%
566
CAKE 0.375 06/15/26CHEESECAKE FACTORY INC
3,009,000$2.6B12.65%
567
ITUBITAU UNIBANCO HLDG S A
368,101$2.6B12.41%
568
BANDBANDWIDTH INC
3,000,000$2.5B12.10%
569
DDOGDATADOG INC
20,320$2.5B11.96%
570
XPOXPO INC
27,821$2.4B11.82%
571
CBZCBIZ INC
38,218$2.4B11.60%
572
CYBRCYBERARK SOFTWARE LTD
10,860$2.4B11.53%
573
UFPTUFP TECHNOLOGIES INC
13,544$2.3B11.29%
574
SKWDSKYWARD SPECIALTY INS GROUP
68,664$2.3B11.28%
575
PRO 2.25 09/15/27PROS HOLDINGS INC
2,000,000$2.3B10.99%
576
LSPDLIGHTSPEED COMMERCE INC
106,278$2.2B10.81%
577
OLLIOLLIES BARGAIN OUTLET HLDGS
29,314$2.2B10.78%
578
ROADCONSTRUCTION PARTNERS INC
50,708$2.2B10.70%
579
RNG 0 03/01/25RINGCENTRAL INC
2,353,000$2.2B10.65%
580
EEFT 0.75 03/15/49EURONET WORLDWIDE INC
2,325,000$2.2B10.64%
581
DKNGDRAFTKINGS INC NEW
62,205$2.2B10.63%
582
MANHMANHATTAN ASSOCIATES INC
10,122$2.2B10.57%
583
ZSZSCALER INC
9,631$2.1B10.35%
584
FICOFAIR ISAAC CORP
1,790$2.1B10.10%
585
RDNTRADNET INC
59,881$2.1B10.09%
586
VERXVERTEX INC
74,794$2.0B9.76%
587
DECKDECKERS OUTDOOR CORP
3,011$2.0B9.76%
588
INMDINMODE LTD
65,500$2.0B9.68%Call
589
HPHELMERICH & PAYNE INC
53,800$1.9B9.45%
590
KRYSKRYSTAL BIOTECH INC
15,705$1.9B9.44%
591
FSLYFASTLY INC
108,543$1.9B9.37%
592
INSPINSPIRE MED SYS INC
9,483$1.9B9.35%
593
DAVAENDAVA PLC
24,596$1.9B9.28%
594
AVDXAVIDXCHANGE HOLDINGS INC
151,359$1.9B9.08%
595
ONONON HLDG AG
68,389$1.8B8.94%
596
SIMOSILICON MOTION TECHNOLOGY CO
29,528$1.8B8.77%
597
APPFAPPFOLIO INC
10,427$1.8B8.76%
598
CLVTRIP COM GROUP LTD
51,400$1.8B8.72%Call
599
DTDYNATRACE INC
32,606$1.8B8.65%
600
DUOLDUOLINGO INC
7,559$1.7B8.31%
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