Calamos Advisors LLC Q4 2021 Filing

Filed February 1, 2022

Portfolio Value

$26.7B

Holdings

1,094

Report Date

Q4 2021

Filing Type

13F-HR

All Holdings (1,094 positions)

#StockSharesValue% PortfolioType
501
II-VI INC
6,500,000$9.6B36.01%
502
AYX 0.5 08/01/24ALTERYX INC
10,000,000$9.5B35.42%
503
NOKNOKIA CORP
1,520,000$9.5B35.35%
504
NBIX 2.25 05/15/24NEUROCRINE BIOSCIENCES INC
7,500,000$9.4B35.33%
505
KELKELLOGG CO
146,668$9.4B35.32%
506
REGNREGENERON PHARMACEUTICALS
14,942$9.4B35.28%
507
NUENUCOR CORP
82,290$9.4B35.12%
508
PENG 2.25 02/15/26SMART GLOBAL HLDGS INC
5,000,000$9.3B34.78%
509
TRISTAR ACQUISITION I CORP
900,000$9.3B34.66%
510
PEGASUS DIGITAL MOBILITY ACQ
918,300$9.3B34.61%
511
MTBM & T BK CORP
60,140$9.2B34.53%
512
BWINBRP GROUP INC
255,584$9.2B34.50%
513
TWOU2U INC
8,625,000$9.2B34.33%
514
FEFIRSTENERGY CORP
220,472$9.2B34.28%
515
CXCEMEX SAB DE CV
1,350,528$9.2B34.24%
516
JOYY INC
10,000,000$9.2B34.21%
517
KHCKRAFT HEINZ CO
252,805$9.1B33.93%
518
INSPINSPIRE MED SYS INC
39,449$9.1B33.93%
519
WMSADVANCED DRAIN SYS INC DEL
66,581$9.1B33.89%
520
JKHYHENRY JACK & ASSOC INC
54,201$9.1B33.84%
521
AFLAFLAC INC
154,763$9.0B33.79%
522
AMERICAN ELEC PWR CO INC
179,902$9.0B33.71%
523
AYX 1 08/01/26ALTERYX INC
10,000,000$9.0B33.53%
52410,000,000$9.0B33.49%
525
VLOVALERO ENERGY CORP
118,403$8.9B33.25%
526
PEB 1.75 12/15/26PEBBLEBROOK HOTEL TR
7,975,000$8.8B32.90%
527
INFINT ACQUISITION CORP
876,447$8.8B32.87%
528
ELVANTHEM INC
18,870$8.7B32.70%
529
LPSN 0.75 03/01/24LIVEPERSON INC
7,500,000$8.7B32.69%
530
MACONDRAY CAP ACQUISITN CORP
850,450$8.7B32.53%
531
ENERGIZER HLDGS INC NEW
100,000$8.7B32.48%
532
MCLAREN TECHNOLOGY ACQ CORP
862,277$8.7B32.43%
533
KEYKEYCORP
374,780$8.7B32.41%
534
AEROJET ROCKETDYNE HLDGS INC
4,750,000$8.7B32.39%
535
SAVE 1 05/15/26SPIRIT AIRLS INC
10,000,000$8.7B32.34%
536
ASPNASPEN AEROGELS INC
173,217$8.6B32.24%
537
REGREGENCY CTRS CORP
113,964$8.6B32.11%
538
STTSTATE STR CORP
90,978$8.5B31.63%
539
PEOEXELON CORP
146,409$8.5B31.62%
540
ALLEALLEGION PLC
63,675$8.4B31.53%
541
DISH 2.375 03/15/24DISH NETWORK CORPORATION
8,753,000$8.4B31.49%
542
IRONWOOD PHARMACEUTICALS INC
7,500,000$8.4B31.29%
543
SPTSPROUT SOCIAL INC
92,104$8.4B31.23%
544
LEARN CW INVESTMENT COR
825,000$8.3B31.22%
545
ZIPZIPRECRUITER INC
334,511$8.3B31.19%
546
BMRNBIOMARIN PHARMACEUTICAL INC
94,000$8.3B31.05%
547
DALDELTA AIR LINES INC DEL
211,790$8.3B30.95%
548
IVVISHARES TR
17,341$8.3B30.92%
549
DECARBONIZATION PLUS ACQUISI
800,000$8.2B30.81%
550
BOOTBOOT BARN HLDGS INC
66,179$8.1B30.45%
551
WORLD QUANTUM GROWTH ACQUISI
800,000$8.1B30.28%
552
NTAPNETAPP INC
87,667$8.1B30.15%
553
TGLSTECNOGLASS INC
306,580$8.0B30.02%
554
EOGEOG RES INC
89,968$8.0B29.88%
555
SDCL EDGE ACQUISITION CORP
800,000$7.9B29.70%
556
WAVERLEY CAPITAL ACQUIS CORP
800,000$7.9B29.58%
557
NHICNEWHOLD INVESTMENT CORP II
800,000$7.9B29.49%
558
FRONTIER INVESTMENT CORP
800,000$7.9B29.48%
559
PRUPRUDENTIAL FINL INC
72,593$7.9B29.38%
560
GLBEGLOBAL E ONLINE LTD
123,709$7.8B29.32%
561
XPAC ACQUISITION CORP
800,000$7.8B29.31%
562
ALPHA PARTNERS TECH MERGR CO
750,000$7.8B29.22%
563
RPDRAPID7 INC
65,894$7.8B28.99%
564
CERNCHFCERNER CORP
82,500$7.7B28.65%
565
BLOCKCHAIN COINVSTRS ACQ CRP
755,104$7.6B28.54%
566
LOVELOVESAC COMPANY
115,089$7.6B28.51%
567
CACTUS ACQUISITION CORP 1 LT
750,000$7.5B28.18%
568
CRCCANADIAN NAT RES LTD
178,347$7.5B28.17%
569
CTXSEURCITRIX SYS INC
79,644$7.5B28.17%
570
FORBION EUROPEAN ACQUSTN COR
750,000$7.5B28.15%
571
TWTRUSDTWITTER INC
173,673$7.5B28.06%
572
REMGEMERGING MARKETS HORIZON COR
745,522$7.5B27.93%
573
JACSJACKSON ACQUISITION CO
750,000$7.5B27.93%
574
8X8 INC NEW
7,500,000$7.5B27.93%
575
NINISOURCE INC
269,847$7.5B27.85%
576
FRTEURFEDERAL RLTY INVT TR
54,620$7.4B27.84%
577
AF ACQUISITION CORP
750,000$7.4B27.80%
578
ARENA FORTIFY ACQUISITION CO
731,522$7.4B27.73%
579
RIVERVIEW ACQUISITION CORP
750,000$7.4B27.69%
580
TTDTHE TRADE DESK INC
80,700$7.4B27.65%
581
BBIO 2.5 03/15/27BRIDGEBIO PHARMA INC
10,000,000$7.4B27.56%
582
OKEONEOK INC NEW
124,816$7.3B27.42%
583
NOTVINOTIV INC
174,030$7.3B27.37%
584
ZBHZIMMER BIOMET HOLDINGS INC
57,626$7.3B27.37%
585
AZTAAZENTA INC
70,638$7.3B27.23%
586
FOUNDER SPAC
700,000$7.2B27.09%
587
BNFT 1.25 12/15/23BENEFITFOCUS INC
7,500,000$7.2B26.98%
588
LVSLAS VEGAS SANDS CORP
190,537$7.2B26.82%
589
EIXEDISON INTL
104,567$7.1B26.68%
590
PINE TECHNOLOGY ACQUISITN CO
710,000$7.1B26.65%
591
PEPPERLIME HEALTH ACQUSTN CO
700,000$7.1B26.64%
592
OSIRIS ACQUISITION CORP
750,000$7.1B26.50%
593
OTISOTIS WORLDWIDE CORP
81,258$7.1B26.45%
594
INSIGHT ACQUISITION CORP
700,000$7.0B26.15%
595
TB SA ACQUISITION CORP
700,000$6.9B25.91%
596
BILIBILI INC
5,000,000$6.9B25.82%
597
ILMN 0 08/15/23ILLUMINA INC
6,023,000$6.9B25.80%
598
TILRAY INC
7,000,000$6.9B25.66%
599
G&P ACQUISITION CORP
700,000$6.7B25.17%
600
FOXAFOX CORP
181,632$6.7B25.06%
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