Calamos Advisors LLC Q3 2021 Filing

Filed October 26, 2021

Portfolio Value

$22.9B

Holdings

964

Report Date

Q3 2021

Filing Type

13F-HR

All Holdings (964 positions)

#StockSharesValue% PortfolioType
501
PACKRANPAK HOLDINGS CORP
267,972$7.2B31.39%
502
W3UWESTERN UN CO
352,018$7.1B31.09%
503
DISH 2.375 03/15/24DISH NETWORK CORPORATION
7,288,000$7.1B31.07%
504
PRCHPORCH GROUP INC
400,781$7.1B30.95%
505
BNFT 1.25 12/15/23BENEFITFOCUS INC
7,500,000$7.1B30.94%
506
G&P ACQUISITION CORP
700,000$7.0B30.77%
507
PINE TECHNOLOGY ACQUISITN CO
710,000$7.0B30.76%
508
IHS MARKIT LTD
60,336$7.0B30.73%
509
ELVANTHEM INC
18,870$7.0B30.73%
510
FOXAFOX CORP
174,601$7.0B30.59%
511
LVSLAS VEGAS SANDS CORP
190,537$7.0B30.46%
512
INSIGHT ACQUISITION CORP
700,000$7.0B30.42%
513
OKEONEOK INC NEW
119,984$7.0B30.39%
514
EOGEOG RES INC
86,485$6.9B30.32%
515
CUTREURCUTERA INC
148,764$6.9B30.28%
516
TB SA ACQUISITION CORP
700,000$6.9B30.16%
517
IBNICICI BANK LIMITED
363,066$6.9B29.92%
518
GDS HLDGS LTD
5,200,000$6.8B29.72%
519
BWINBRP GROUP INC
203,228$6.8B29.55%
520
AZTABROOKS AUTOMATION INC NEW
64,877$6.6B29.00%
521
RPDRAPID7 INC
58,299$6.6B28.77%
522
PENG 2.25 02/15/26SMART GLOBAL HLDGS INC
5,000,000$6.6B28.63%
523
CAECAE INC
216,495$6.5B28.25%
524
OTISOTIS WORLDWIDE CORP
78,112$6.4B28.07%
525
DENEURDENBURY INC
89,806$6.3B27.56%
526
NINISOURCE INC
259,401$6.3B27.45%
527
WIX COM LTD
4,217,000$6.3B27.34%
528
RSX1USDVANECK ETF TRUST
205,300$6.2B27.19%Call
529
FRTEURFEDERAL RLTY INVT TR
52,568$6.2B27.09%
530
ARTISAN ACQUISITION CORP
600,000$6.2B26.94%
531
ACROPOLIS INFRASTRUCTURE ACQ
616,403$6.2B26.87%
532
FIREEYE INC
6,102,000$6.1B26.76%
533
DIGITAL TRANSFORMATN OPT COR
625,000$6.1B26.75%
534
SMARGBPSMARTSHEET INC
88,852$6.1B26.71%
535
MLAB 1.375 08/15/25MESA LABS INC
5,000,000$6.1B26.67%
536
AVISTA PUB ACQUISITION CORP
600,000$6.1B26.57%
537
SHYFSHYFT GROUP INC
159,502$6.1B26.48%
538
COHERUS BIOSCIENCES INC
5,467,000$6.0B26.28%
539
SWSSUSPRINGWATER SPL SITUATIONS C
600,573$6.0B26.18%
540
BELONG ACQUISITION CORP
600,000$6.0B26.15%
541
BOOTBOOT BARN HLDGS INC
67,366$6.0B26.14%
542
SHELTER ACQUISITION CORP I
600,530$6.0B26.10%
543
BANNER ACQUISITION CORP
600,000$6.0B26.05%
544
ZSZSCALER INC
22,720$6.0B26.02%
545
TLG ACQUISITION ONE CORP
600,000$6.0B26.01%
546
AMCI ACQUISITION CORP II
600,000$6.0B26.00%
547
CLBRCOLOMBIER ACQUISITION CORP
600,000$5.9B25.86%
548
PSXPHILLIPS 66
84,213$5.9B25.76%
549
STAASTAAR SURGICAL CO
45,599$5.9B25.60%
550
ZIPZIPRECRUITER INC
211,417$5.8B25.48%
551
MCHP 1.625 02/15/27MICROCHIP TECHNOLOGY INC.
2,540,000$5.8B25.38%
552
SWAVUSDSHOCKWAVE MED INC
28,067$5.8B25.24%
553
EVH 1.5 10/15/25EVOLENT HEALTH INC
5,000,000$5.7B25.07%
554
ASPNASPEN AEROGELS INC
124,258$5.7B24.97%
555
TABULA RASA HEALTHCARE INC
6,821,000$5.7B24.87%
556
LEGLEGGETT & PLATT INC
126,611$5.7B24.79%
557
TTDTHE TRADE DESK INC
80,700$5.7B24.78%
558
OXYOCCIDENTAL PETE CORP
190,244$5.6B24.58%
559
KCAC-UNKENSINGTON CAPITAL ACQUISITI
550,000$5.6B24.50%
560
EIXEDISON INTL
100,520$5.6B24.35%
561
MLB1MERCADOLIBRE INC
3,249$5.5B23.83%
562
AGILE GROWTH CORP
550,000$5.4B23.78%
563
AMGAFFILIATED MANAGERS GROUP IN
35,430$5.4B23.38%
564
TWLVTWELVE SEAS INVESTMENT CO II
537,329$5.3B23.24%
565
GX ACQUISITION CORP II
533,506$5.3B23.13%
566
AVYA 2.25 06/15/23AVAYA HLDGS CORP
5,000,000$5.3B22.96%
567
RBC 5 10/15/24 ARBC BEARINGS INC
47,143$5.3B22.95%
568
PVHPVH CORPORATION
51,015$5.2B22.90%
569
SAIASAIA INC
22,016$5.2B22.89%
570
ASTREA ACQUISITION CORP
511,397$5.2B22.82%
571
FIGSFIGS INC
136,191$5.1B22.09%
5723,201,000$5.1B22.08%
573
AFRICAN GOLD ACQUISITION COR
500,000$5.0B22.06%
574
APACSTONEBRIDGE ACQUISITION CORP
500,000$5.0B22.01%
575
HEALTHWELL ACQUISITION CORP
512,066$5.0B22.01%
576
TVTX 2.5 09/15/25TRAVERE THERAPEUTICS INC
5,000,000$5.0B21.99%
577
SILVERSPAC INC
507,400$5.0B21.98%
578
MERCURY ECOM ACQUISITION COR
500,000$5.0B21.95%
579
LANDCADIA HOLDINGS IV INC
500,000$5.0B21.93%
580
ACCELERATE ACQUISITION CORP
500,000$5.0B21.93%
581
TUATARA CAPITAL ACQUISITN CO
500,000$5.0B21.88%
582
BUILD ACQUISITION CORP
500,000$5.0B21.84%
583
BILANDER ACQUISITION CORP
500,000$5.0B21.79%
584
BYTE ACQUISITION CORP
500,000$5.0B21.79%
585
TECH AND ENERGY TRANSITION
500,000$5.0B21.77%
586
TORTOISEECOFIN ACQUISITION C
500,000$5.0B21.75%
587
FTAC HERA ACQUISITION CORP
500,000$5.0B21.75%
588
10X CAP VENTURE ACQSTN CORP
500,000$5.0B21.73%
589
SKYDECK ACQUISITION CORP
500,000$5.0B21.73%
590
STRATIM CLOUD ACQUISITION CO
500,000$5.0B21.71%
591
FORUM MERGER IV CORP
500,000$5.0B21.70%
592
DHC ACQUISITION CORP
500,000$5.0B21.69%
593
PWP FORWARD ACQUISITION CORP
500,000$5.0B21.69%
594
WMSADVANCED DRAIN SYS INC DEL
45,838$5.0B21.65%
595
METALS ACQUISITION CORP
500,000$5.0B21.64%
596
DISRUPTIVE ACQUISITION CORP
500,000$5.0B21.64%
597
AXONPRIME INFRSTCTR AQSTN CO
500,000$5.0B21.62%
598
ANGEL POND HOLDINGS CORP
500,000$5.0B21.62%
599
KISMET ACQUISITION TWO CORP
500,000$4.9B21.59%
600
HOPE BANCORP INC
5,000,000$4.9B21.55%
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