Calamos Advisors LLC

Source: SEC Form 13F · as of Mar 2026

Calamos Advisors LLC holds 57 biotech & pharma companies tracked by BioSniper, totaling $1.30B in value as of Mar 2026 (SEC Form 13F).

Companies held

57

Total value held

$1.30B

CompanySharesValue
LLYELI LILLY & Co308,497$283.7M
JNJJOHNSON & JOHNSON773,100$189.0M
ABBVAbbVie Inc.483,670$105.2M
MRKMerck & Co., Inc.831,663$99.2M
PMPhilip Morris International Inc592,924$98.0M
UNHUnitedHealth Group Incorporated Common Stock (DE)250,888$67.9M
GILDGILEAD SCIENCES, INC.412,590$57.5M
PFEPFIZER INC1,805,659$50.7M
MCKMcKesson Corporation48,933$42.3M
GMOptec International, Inc.524,076$39.0M
ABTABBOTT LABORATORIES378,774$38.9M
VRTXVERTEX PHARMACEUTICALS INC / MA77,886$34.8M
AMGNAMGEN INC75,496$26.6M
IQVIQVIA Holdings Inc.145,688$24.8M
RPRXRoyalty Pharma plc437,090$21.0M
ZTSZoetis Inc.118,858$14.1M
CAHCardinal Health Inc.55,500$11.7M
REGNREGENERON PHARMACEUTICALS, INC.11,793$9.1M
DGXQuest Diagnostics Incorporated43,506$8.5M
GEHCGE HealthCare Technologies Inc.107,091$7.6M
AZNASTRAZENECA PLC33,768$6.7M
BIIBBIOGEN INC.35,527$6.5M
INSMINSMED Inc36,373$5.9M
HALOHALOZYME THERAPEUTICS, INC.73,600$4.8M
GHGuardant Health Inc.50,668$4.7M
LGNDLigand Pharmaceuticals Incorporated20,860$4.2M
ZBHZimmer Biomet Holdings Inc.45,478$4.1M
NVONovo Nordisk A/S98,472$3.6M
TARSTarsus Pharmaceuticals, Inc.43,832$3.1M
BAXBaxter International Inc.182,829$3.1M
PTGXProtagonist Therapeutics, Inc23,473$2.5M
MDGLMADRIGAL PHARMACEUTICALS, INC.3,490$1.8M
XENEXenon Pharmaceuticals Inc.30,374$1.8M
TVTXTravere Therapeutics, Inc.54,245$1.6M
RVMDREVOLUTION MEDICINES, INC.15,463$1.5M
IONSIONIS PHARMACEUTICALS INC19,781$1.5M
CYTKCYTOKINETICS INC21,627$1.4M
PVLAPALVELLA THERAPEUTICS, INC.9,804$1.2M
ARWRARROWHEAD PHARMACEUTICALS, INC.15,396$965K
ADPTAdaptive Biotechnologies Corp58,808$816K
MIRMMirum Pharmaceuticals, Inc.8,535$788K
CMIIUColumbus Circle Capital Corp II Unit75,000$746K
PGNYProgyny Inc.40,000$679K
PAHCPHIBRO ANIMAL HEALTH CORP11,357$628K
NVSNovartis AG4,073$622K
LBRXLB PHARMACEUTICALS INC24,063$593K
VERAVera Therapeutics, Inc.13,146$529K
BMYBRISTOL MYERS SQUIBB CO8,629$523K
KRMDKORU Medical Systems Inc. Common Stock (DE)79,126$342K
CORCencora Inc.1,087$341K
PRGOPERRIGO Co plc29,735$319K
JAZZJazz Pharmaceuticals plc1,637$309K
MOHMolina Healthcare Inc2,208$294K
BKHABlack Hawk Acquisition Corporation24,591$284K
VTRSViatris Inc11,799$159K
CGENCOMPUGEN LTD29,500$63K
IRWDIRONWOOD PHARMACEUTICALS INC14,520$51K

13F holdings reflect long positions in U.S.-listed securities as reported to the SEC. Values are point-in-time for the most recent reported quarter.

    Calamos Advisors LLC — Biotech 13F Holdings & Portfolio | BioSniper