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29 April 2026
13F HOLDINGS REPORT

Tekla Capital Management LLC

Quarter ended Q3 2023 · Filed August 10, 2023 · Accession 0001104659-23-089542

Total Value
$2.56B
Positions
166
Other Managers
0
Confidential Omitted
No
View on SEC.gov

Holdings (166)

#IssuerTicker / CUSIPSharesValue% of Filing
1Amgen Inc.AMGN616,539$136.9M5.36%
2Johnson & JohnsonJNJ721,779$119.5M4.68%
3Gilead Sciences, Inc.GILD1,533,884$118.2M4.63%
4Regeneron Pharmaceuticals, Inc.REGN161,418$116.0M4.54%
5Vertex Pharmaceuticals Inc.VRTX318,043$111.9M4.38%
6Eli Lilly and CompanyLLY213,352$100.1M3.92%
7Unitedhealth Group Inc.UNH206,961$99.5M3.89%
8Merck & Co., Inc.MRK728,154$84.0M3.29%
9AbbVie Inc.ABBV545,629$73.5M2.88%
10Biogen Inc.BIIB247,943$70.6M2.76%
11AstraZeneca PLCAZN976,676$69.9M2.74%
12Illumina, Inc.ILMN336,979$63.2M2.47%
13Abbott LaboratoriesABLZF552,455$60.2M2.36%
14Pfizer Inc.PFE1,624,476$59.6M2.33%
15Thermo Fisher Scientific Inc.TMO98,987$51.6M2.02%
16Elevance Health, Inc.ELV114,070$50.7M1.98%
17Moderna, Inc.MRNA343,695$41.8M1.63%
18Boston Scientific Corp.BSX657,790$35.6M1.39%
19Danaher Corp.235851102142,813$34.3M1.34%
20Medtronic plcMDT344,417$30.3M1.19%
21IDEXX Laboratories, Inc.45168D10458,595$29.4M1.15%
22Dexcom, Inc.DXCM228,747$29.4M1.15%
23Bristol-Myers Squibb CompanyCELG-RI458,498$29.3M1.15%
24Intuitive Surgical, Inc.ISRG83,980$28.7M1.12%
25Alnylam Pharmaceuticals, Inc.ALNY143,214$27.2M1.06%
26The Cigna Group12552310096,339$27.0M1.06%
27McKesson Corp.MCK61,955$26.5M1.04%
28argenx SEARGX65,553$25.5M1.00%
29HCA Healthcare, Inc.HCA82,403$25.0M0.98%
30Stryker Corp.SYK81,128$24.8M0.97%
31IQVIA Holdings Inc.IQV109,129$24.5M0.96%
32Zoetis Inc.ZTS136,914$23.6M0.92%
33Charles River Laboratories International, Inc.159864107111,183$23.4M0.91%
34Seagen Inc.SE112,331$21.6M0.85%
35Sarepta Therapeutics, Inc.SRPT179,437$20.5M0.80%
36Novo Nordisk A/SNONOF122,777$19.9M0.78%
37Oculis Holding AGOCSAW1,690,741$18.8M0.74%
38Molina Healthcare, Inc.MOH61,856$18.6M0.73%
39Jazz Pharmaceuticals plcJAZZ147,779$18.3M0.72%
40BioMarin Pharmaceutical Inc.BMRN210,789$18.3M0.72%
41Edwards Lifesciences Corp.EW189,597$17.9M0.70%
42Humana Inc.HUM36,794$16.5M0.64%
43Apellis Pharmaceuticals, Inc.APLS173,248$15.8M0.62%
44Baxter International, Inc.071813109324,370$14.8M0.58%
45Exelixis, Inc.EXEL726,639$13.9M0.54%
46Novartis AGNVSEF136,225$13.7M0.54%
47Karuna Therapeutics, Inc.48576A10058,577$12.7M0.50%
48Insulet Corp.PODD43,847$12.6M0.49%
49Guardant Health, Inc.GH346,084$12.4M0.48%
50Ascendis Pharma A/SASND138,791$12.4M0.48%
51SPDR S&P Biotech ETF78464A870147,677$12.3M0.48%
52Physicians Realty Trust71943U104873,655$12.2M0.48%
53Tenet Healthcare Corp.THC149,070$12.1M0.47%
54BioNTech SEBNTX103,858$11.2M0.44%
55Neurocrine Biosciences, Inc.NBIX112,908$10.6M0.42%
56Zimmer Biomet Holdings, Inc.ZBH67,356$9.8M0.38%
57Rallybio CorporationRLYB1,727,067$9.8M0.38%
58Vaxcyte, Inc.PCVX194,232$9.7M0.38%
59Alkermes plcALKS309,613$9.7M0.38%
60Denali Therapeutics, Inc.DNLI324,829$9.6M0.38%
61Avantor, Inc.AVTR459,488$9.4M0.37%
62Omega Healthcare Investors, Inc.681936100306,433$9.4M0.37%
63United Therapeutics Corp.UTHR41,465$9.2M0.36%
64Intra-Cellular Therapies, Inc.46116X101131,435$8.3M0.33%
65Acadia Healthcare Company, Inc.ACHC100,912$8.0M0.31%
66Madrigal Pharmaceuticals, Inc.MDGL34,434$8.0M0.31%
67ResMed Inc.RSMDF34,704$7.6M0.30%
68Horizon Therapeutics plcG4618810172,425$7.4M0.29%
69Inspire Medical Systems, Inc.45773010922,018$7.1M0.28%
70Cytokinetics, Inc.CYTK219,025$7.1M0.28%
71STERIS plcSTE31,072$7.0M0.27%
72SanofiSNYNF123,454$6.7M0.26%
73R1 RCM Inc.77634L105356,851$6.6M0.26%
74CVS Health Corp.CVS93,621$6.5M0.25%
75Medpace Holdings, Inc.MEDP26,918$6.5M0.25%
76Immunovant, Inc.IMVT336,200$6.4M0.25%
77Intellia Therapeutics, Inc.NTLA154,269$6.3M0.25%
78LTC Properties, Inc.502175102182,293$6.0M0.24%
79Sabra Health Care REIT, Inc.SBRA510,660$6.0M0.24%
80Smith & Nephew plcSNNUF181,710$5.9M0.23%
81Chinook Therapeutics, Inc.16961L106150,863$5.8M0.23%
82West Pharmaceutical Services, Inc.95530610515,036$5.8M0.23%
83Cerevel Therapeutics Holdings, Inc.15678U128176,483$5.6M0.22%
84LivaNova plcLIVN108,480$5.6M0.22%
85Veradigm, Inc.01988P108428,580$5.4M0.21%
86Agilent Technologies, Inc.A43,191$5.2M0.20%
87Marinus Pharmaceuticals, Inc.56854Q200411,101$4.5M0.17%
88uniQure N.V.QURE356,280$4.1M0.16%
89Amerisourcebergen Corp.COR20,417$3.9M0.15%
90Medical Properties Trust, Inc.58463J304411,743$3.8M0.15%
91BeiGene, Ltd.BEIGF20,952$3.7M0.15%
92Ionis Pharmaceuticals, Inc.IONS87,840$3.6M0.14%
93BioCryst Pharmaceuticals, Inc.BCRX504,528$3.6M0.14%
94Reata Pharmaceuticals, Inc. Class A75615P10334,250$3.5M0.14%
95Teva Pharmaceutical Industries Ltd.881624209459,651$3.5M0.14%
96Welltower Inc.WELL41,484$3.4M0.13%
97Healthcare Realty Trust Inc.42226K105174,686$3.3M0.13%
98Ventas, Inc.VTR66,681$3.2M0.12%
99Ishares Biothechnology ETF46428755624,569$3.1M0.12%
100Healthpeak Properties, Inc.DOC150,392$3.0M0.12%
101Akero Therapeutics, Inc.00973Y10861,497$2.9M0.11%
102Adaptive Biotechnologies Corp.ADTI422,281$2.8M0.11%
103Galera Therapeutics, Inc.GRTX898,374$2.8M0.11%
104Xenon Pharmaceuticals Inc.XENE67,506$2.6M0.10%
105Bridgebio Pharma, Inc.BBIO150,921$2.6M0.10%
106Koninklijke Philips N.V.RYLPF114,765$2.5M0.10%
107Caribou Biosciences, Inc.CRBU567,147$2.4M0.09%
108Mirati Therapeutics, Inc.60468T10565,490$2.4M0.09%
109Icon plcICLR9,334$2.3M0.09%
110Amylyx Pharmaceuticals, Inc.AMLX104,007$2.2M0.09%
111Assertio Holdings, Inc.ASRT410,575$2.2M0.09%
112Mereo BioPharma Group plcMREO1,551,082$2.0M0.08%
11389bio, Inc.282559103105,898$2.0M0.08%
114Ardelyx, Inc.ARDX539,408$1.8M0.07%
115Pyxis Oncology, Inc.PYXS708,303$1.8M0.07%
116Perrigo Company plcPRGO51,224$1.7M0.07%
117Takeda Pharmaceutical Company Ltd.TKPHF105,073$1.7M0.06%
118Global Medical REIT Inc.37954A204174,897$1.6M0.06%
119GSK plcGLAXF41,852$1.5M0.06%
120Tactile Systems Technology, Inc.87357P10058,472$1.5M0.06%
121Arcutis Biotherapeutics, Inc.ARQT148,874$1.4M0.06%
122Xencor, Inc.XNCR56,675$1.4M0.06%
123Crinetics Pharmaceuticals, Inc.CRNX78,529$1.4M0.06%
124MorphoSys AG617760202177,191$1.3M0.05%
125CRISPR Therapeutics AGCRSP22,571$1.3M0.05%
126Natera, Inc.NTRA24,636$1.2M0.05%
127Edgewise Therapeutics, Inc.EWTX150,418$1.2M0.05%
128Zentalis Pharmaceuticals, Inc.ZNTL40,156$1.1M0.04%
129Bicycle Therapeutics PLCBCYC44,338$1.1M0.04%
130G1 Therapeutics, Inc.3621LQ109423,869$1.1M0.04%
131Fulcrum Therapeutics, Inc.FULC256,888$847,7300.03%
132Scholar Rock Holding Corp.SRRK108,833$820,6010.03%
133Diversified Healthcare TrustDHCNL357,720$804,8700.03%
134Theseus Pharmaceuticals, Inc.88369M10175,000$699,7500.03%
135Arcus Biosciences, Inc.RCUS32,839$666,9600.03%
136Black Diamond Therapeutics, Inc.BDTX131,990$666,5500.03%
137iTeos Therapeutics, Inc.46565G10445,735$605,5310.02%
138Intercept Pharmaceuticals, Inc.INTR52,067$575,8610.02%
139Universal Health Realty Income Trust91359E10511,258$535,6560.02%
140National Health Investors, Inc.63633D10410,038$526,1920.02%
141Beam Therapeutics Inc.BEAM15,817$505,0370.02%
142TScan Therapeutics, Inc.TCRX200,000$500,0000.02%
143ALX Oncology Holdings Inc.ALXO66,211$497,2450.02%
144Community Healthcare Trust Inc.CHCT14,900$491,9980.02%
145I-MabNBP162,580$486,1140.02%
146Novavax, Inc.NVAX63,800$474,0340.02%
147HilleVax, Inc.43157M10227,000$464,1300.02%
148Sutro Biopharma, Inc.STRO98,354$457,3460.02%
149Community Health Systems, Inc.20366810888,335$388,6740.02%
150Affimed N.V.N01045108586,038$350,5680.01%
151Repare Therapeutics Inc.76027310229,150$308,4070.01%
152Altimmune, Inc.ALT75,000$264,7500.01%
153Fusion Pharmaceuticals Inc.36118A10043,394$203,0840.01%
154Codexis IncCDXS69,125$193,5500.01%
155Harpoon Therapeutics, Inc.41358P106259,910$184,5360.01%
156Precision BioSciences, Inc.DTIL224,534$118,1050.00%
157Spectrum Pharmaceuticals, Inc.84763A108114,670$110,0830.00%
158Adicet Bio, Inc.ACET40,329$97,9990.00%
159Praxis Precision Medicines, Inc.PRAX75,000$86,2500.00%
160ARCA biopharma, Inc.00211Y50632,461$65,8960.00%
161Nkarta, Inc.NKTX28,988$63,4840.00%
162Mallinckrodt plcG5890A10235,048$41,3570.00%
163Corbus Pharmaceuticals Holdings, Inc.CRBP5,143$40,3210.00%
164VYNE Therapeutics, Inc.VYNE7,520$30,5310.00%
165NexGel, Inc.NXGLW4,243$10,6500.00%
166Bellicum Pharmaceuticals, Inc.0794814046,000$2,2200.00%