MERCK & CO INC

CUSIP: 58933Y905 Class: OPT

Holders for Q4 2025 Position Changes for Q4 2025

Note: Option positions (PUT/CALL) are excluded.

Increased Positions (1)

AlphaCore Capital LLC
Value ($000) $326 (+125.4%) Shares 114 (+32.6%)

Exited Positions (1)

HRT FINANCIAL LP
Value ($000) $11 Shares 127,500