Merck & Co., Inc. (MRK) — 13F holdings

Merck & Co., Inc. (MRK) reported 13 holdings worth $526M in its 13F filing for Q2 2026, filed August 7, 2026.

Largest positions

1. PSNL Personalis Inc — $188M (35.8%)
2. MRNA Moderna Inc — $162M (30.7%)
3. KYMR KYMERA THERAPEUTICS INC — $88.5M (16.8%)
4. AKTS AKTIS ONCOLOGY INC — $30.7M (5.8%)
5. EIKN EIKON THERAPEUTICS INC — $21.7M (4.1%)
6. TRDA ENTRADA THERAPEUTICS INC — $12.8M (2.4%)
7. STRO SUTRO BIOPHARMA INC — $9.04M (1.7%)
8. ALEC ALECTOR INC — $7.13M (1.4%)
9. EVAX EVAXION AS — $3.76M (0.7%)
10. VRDN VIRIDIAN THERAPEUTICS INC — $1.72M (0.3%)