Calamos Advisors LLC Q1 2021 Filing
Filed April 12, 2021
Portfolio Value
$18.3B
Holdings
885
Report Date
Q1 2021
Filing Type
13F-HR
All Holdings (885 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 601 | —NOVELLUS SYS INC | 176,000 | $3.3B | 18.18% | |
| 602 | ARCC 4.625 03/01/24ARES CAPITAL CORP | 3,026,000 | $3.3B | 18.00% | |
| 603 | —EJF ACQUISITION CORP | 325,000 | $3.2B | 17.64% | |
| 604 | —INTERCEPT PHARMACEUTICALS IN | 5,000,000 | $3.2B | 17.57% | |
| 605 | TRGPTARGA RES CORP | 101,230 | $3.2B | 17.53% | |
| 606 | BOOTBOOT BARN HLDGS INC | 50,965 | $3.2B | 17.33% | |
| 607 | CUTREURCUTERA INC | 104,935 | $3.2B | 17.21% | |
| 608 | NBISYANDEX N V | 49,000 | $3.1B | 17.12% | Call |
| 609 | LINTA 4 11/15/29LIBERTY MEDIA CORP DEL | 4,022,303 | $3.1B | 16.91% | |
| 610 | CDNACAREDX INC | 45,320 | $3.1B | 16.84% | |
| 611 | ZZFCARPARTS COM INC | 212,449 | $3.0B | 16.55% | |
| 612 | WEPMAGELLAN MIDSTREAM PRTNRS LP | 69,540 | $3.0B | 16.45% | |
| 613 | VCYTVERACYTE INC | 56,000 | $3.0B | 16.42% | |
| 614 | —AUSTERLITZ ACQUISITION CORP | 300,000 | $3.0B | 16.42% | |
| 615 | —ORION ACQUISITION CORP | 300,000 | $3.0B | 16.35% | |
| 616 | 9EOAANZU SPECIAL ACQUISITIN CORP | 300,000 | $3.0B | 16.33% | |
| 617 | RGENREPLIGEN CORP | 15,374 | $3.0B | 16.31% | |
| 618 | HEESEURH & E EQUIPMENT SERVICES INC | 78,573 | $3.0B | 16.29% | |
| 619 | —GROWTH CAP ACQUISITION CORP | 301,201 | $3.0B | 16.27% | |
| 620 | —EQ HEALTH ACQUISITION CORP | 300,700 | $3.0B | 16.26% | |
| 621 | —SILVERBOX ENGAGED MERGER CO | 300,000 | $3.0B | 16.22% | |
| 622 | —OYSTER ENTERPRISES ACQ CORP | 300,000 | $3.0B | 16.19% | |
| 623 | AXGNAXOGEN INC | 145,600 | $2.9B | 16.09% | |
| 624 | CPACOPA HOLDINGS SA | 35,450 | $2.9B | 15.62% | |
| 625 | PPHMEURAVID BIOSERVICES INC | 155,665 | $2.8B | 15.48% | |
| 626 | LIVNLIVANOVA PLC | 37,827 | $2.8B | 15.22% | |
| 627 | —CALAMP CORP | 3,000,000 | $2.7B | 14.81% | |
| 628 | —IHS MARKIT LTD | 28,000 | $2.7B | 14.78% | |
| 629 | ELV 2.75 10/15/42WELLPOINT INC | 535,000 | $2.7B | 14.64% | |
| 630 | HALOHALOZYME THERAPEUTICS INC | 64,359 | $2.7B | 14.64% | |
| 631 | EEFT 0.75 03/15/49EURONET WORLDWIDE INC | 2,339,000 | $2.7B | 14.60% | |
| 632 | FLLFULL HSE RESORTS INC | 313,994 | $2.7B | 14.58% | |
| 633 | KSUEURKANSAS CITY SOUTHERN | 10,117 | $2.7B | 14.57% | |
| 634 | SICPQSILVERGATE CAP CORP | 18,677 | $2.7B | 14.48% | |
| 635 | SMGSCOTTS MIRACLE-GRO CO | 10,718 | $2.6B | 14.33% | |
| 636 | —IRONWOOD PHARMACEUTICALS INC | 2,423,000 | $2.6B | 14.32% | |
| 637 | QUOTUSDQUOTIENT TECHNOLOGY INC | 160,597 | $2.6B | 14.31% | |
| 638 | ZZILLOW GROUP INC | 20,241 | $2.6B | 14.31% | |
| 639 | DKNG1USDDRAFTKINGS INC | 42,784 | $2.6B | 14.31% | |
| 640 | TVTXTRAVERE THERAPEUTICS INC | 102,633 | $2.6B | 13.98% | |
| 641 | ODFLOLD DOMINION FREIGHT LINE IN | 10,617 | $2.6B | 13.92% | |
| 642 | ASPNASPEN AEROGELS INC | 124,368 | $2.5B | 13.80% | |
| 643 | —ENVESTNET INC | 2,050,000 | $2.5B | 13.80% | |
| 644 | —CORAZON CAPITAL V838 MONOCER | 250,000 | $2.5B | 13.57% | |
| 645 | —PRIVETERRA ACQUISITION CORP | 250,000 | $2.5B | 13.56% | |
| 646 | CPTKWCROWN PROPTECH ACQUISITIONS | 250,000 | $2.5B | 13.56% | |
| 647 | —TWIN RIDGE CAPITAL ACQUIS CO | 250,000 | $2.5B | 13.56% | |
| 648 | —GLENFARNE MERGER CORP | 250,000 | $2.5B | 13.53% | |
| 649 | —TAILWIND INTERNATNAL ACQ COR | 250,000 | $2.5B | 13.49% | |
| 650 | —ALKURI GLOBAL ACQUISITION CO | 250,000 | $2.5B | 13.47% | |
| 651 | —IBERE PHARMACEUTICALS | 250,000 | $2.5B | 13.45% | |
| 652 | —PROPERTY SOLUTIONS ACQUISITI | 250,000 | $2.5B | 13.44% | |
| 653 | GDSGDS HLDGS LTD | 30,000 | $2.4B | 13.27% | |
| 654 | —RH | 791,000 | $2.4B | 13.25% | |
| 655 | ICLKGBPICLICK INTERACTIVE ASIA GROU | 202,396 | $2.4B | 12.99% | |
| 656 | ACMRACM RESEARCH INC | 29,194 | $2.4B | 12.87% | |
| 657 | ZSZSCALER INC | 13,539 | $2.3B | 12.68% | |
| 658 | —MISSION ADVANCEMENT CORP | 225,000 | $2.2B | 12.21% | |
| 659 | QTM1EURQUANTUM CORP | 265,736 | $2.2B | 12.07% | |
| 660 | TDOCTELADOC HEALTH INC | 12,100 | $2.2B | 12.00% | |
| 661 | —ITIQUIRA ACQUISITION CORP | 220,000 | $2.2B | 11.93% | |
| 662 | ROKUROKU INC | 6,700 | $2.2B | 11.91% | |
| 663 | SIBNSI BONE INC | 68,142 | $2.2B | 11.83% | |
| 664 | ZMZOOM VIDEO COMMUNICATIONS IN | 6,685 | $2.1B | 11.72% | |
| 665 | —PACIRA BIOSCIENCES INC | 1,738,000 | $2.1B | 11.58% | |
| 666 | CGCTCARTESIAN GROWTH CORP | 210,000 | $2.1B | 11.40% | |
| 667 | RIORIO TINTO PLC | 26,793 | $2.1B | 11.35% | |
| 668 | —VELOCITY ACQUISITION CORP | 210,000 | $2.1B | 11.30% | |
| 669 | —SILVER SPIKE ACQUISITN CORP | 208,021 | $2.1B | 11.28% | |
| 670 | BLFSBIOLIFE SOLUTIONS INC | 55,763 | $2.0B | 10.95% | |
| 671 | —ISOS ACQUISITION CORPORATION | 200,000 | $2.0B | 10.87% | |
| 672 | —RMG ACQUISITION CORP III | 200,000 | $2.0B | 10.86% | |
| 673 | —CLARIM ACQUISITION CORP | 200,000 | $2.0B | 10.86% | |
| 674 | —TCW SPECIAL PURPOSE ACQU COR | 200,000 | $2.0B | 10.86% | |
| 675 | —GORES GUGGENHEIM INC | 200,000 | $2.0B | 10.83% | |
| 676 | —VECTOR ACQUISITION CORP II | 200,000 | $2.0B | 10.80% | |
| 677 | —FORTRESS VALUE ACQUISI CORP | 200,000 | $2.0B | 10.80% | |
| 678 | —D AND Z MEDIA ACQUISITION CO | 200,000 | $2.0B | 10.79% | |
| 679 | —VPC IMPACT ACQU HOLDI III IN | 200,000 | $2.0B | 10.77% | |
| 680 | CPRICAPRI HOLDINGS LIMITED | 38,150 | $1.9B | 10.62% | |
| 681 | AXONAXON ENTERPRISE INC | 13,447 | $1.9B | 10.45% | |
| 682 | ESTAESTABLISHMENT LABS HLDGS INC | 30,486 | $1.9B | 10.40% | |
| 683 | JDJD.COM INC | 22,548 | $1.9B | 10.37% | Put |
| 684 | LINTA 3.75 02/15/30LIBERTY MEDIA CORP DEL | 2,445,000 | $1.9B | 10.25% | |
| 685 | XGNEXAGEN INC | 106,947 | $1.9B | 10.21% | |
| 686 | ARWRARROWHEAD PHARMACEUTICALS IN | 27,249 | $1.8B | 9.86% | |
| 687 | BWINBRP GROUP INC | 65,245 | $1.8B | 9.70% | |
| 688 | INFUINFUSYSTEM HLDGS INC | 87,185 | $1.8B | 9.69% | |
| 689 | JWSMFJAWS MUSTANG ACQUISITION COR | 175,000 | $1.8B | 9.69% | |
| 690 | ETENERGY TRANSFER LP | 229,900 | $1.8B | 9.63% | |
| 691 | HZNPHORIZON THERAPEUTICS PUB L | 19,114 | $1.8B | 9.60% | |
| 692 | —BAOZUN INC | 1,691,000 | $1.7B | 9.50% | |
| 693 | NTRANATERA INC | 17,149 | $1.7B | 9.50% | |
| 694 | WLLWHITING PETE CORP NEW | 49,079 | $1.7B | 9.49% | |
| 695 | —DHB CAPITAL CORP | 175,000 | $1.7B | 9.45% | |
| 696 | DTDYNATRACE INC | 35,715 | $1.7B | 9.40% | |
| 697 | —FORTIVE CORP | 1,685,000 | $1.7B | 9.37% | |
| 698 | —FREEDOM ACQUISITION I CORP | 170,000 | $1.7B | 9.25% | |
| 699 | UUNITY SOFTWARE INC | 16,500 | $1.7B | 9.03% | |
| 700 | ASANASANA INC | 56,459 | $1.6B | 8.80% |