MERUS N V

CUSIP: N5749R100 Class: Common Stock

Holders for Q4 2025 Position Changes for Q4 2025

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

New Positions (3)

Brooklyn Investment Group
Value ($000) $221 Shares 2,452
SIMPLEX TRADING, LLC
Value ($000) $75 Shares 837
SUMMIT SECURITIES GROUP LLC
Value ($000) $0 Shares 1

Increased Positions (3)

XTX Topco Ltd
Value ($000) $2,409 (+116.0%) Shares 26,768 (+125.9%)
Farther Finance Advisors, LLC
Value ($000) $91 (+83.9%) Shares 1,010 (+92.4%)
EverSource Wealth Advisors, LLC
Value ($000) $5 (+58.3%) Shares 53 (+65.6%)

Exited Positions (257)

Paradigm Biocapital Advisors LP
Value ($000) $411,790 Shares 4,373,770
Commodore Capital LP
Value ($000) $331,879 Shares 3,525,000
Lynx1 Capital Management LP
Value ($000) $144,439 Shares 1,534,141
KRYGER CAPITAL Ltd
Value ($000) $99,187 Shares 1,053,500
Twin Securities, Inc.
Value ($000) $29,211 Shares 310,263
Sand Grove Capital Management LLP
Value ($000) $22,537 Shares 239,378
DAFNA Capital Management LLC
Value ($000) $20,755 Shares 220,451
ALPINE ASSOCIATES MANAGEMENT INC.
Value ($000) $78,672 Shares 835,600
First Turn Management, LLC
Value ($000) $35,026 Shares 372,022
TIG Advisors, LLC
Value ($000) $81,736 Shares 868,145
HARVEST MANAGEMENT LLC
Value ($000) $12,240 Shares 130,000
Novo Holdings A/S
Value ($000) $70,613 Shares 750,000
DEERFIELD MANAGEMENT COMPANY, L.P.
Value ($000) $286,867 Shares 3,046,916
Avoro Capital Advisors LLC
Value ($000) $333,526 Shares 3,542,500
Artia Global Partners LP
Value ($000) $27,939 Shares 296,750
Octagon Capital Advisors LP
Value ($000) $28,998 Shares 308,000
GLAZER CAPITAL, LLC
Value ($000) $152 Shares 1,619,372
Absolute Gestao de Investimentos Ltda.
Value ($000) $31,125 Shares 330,588
Taconic Capital Advisors LP
Value ($000) $13,652 Shares 145,000
Decagon Asset Management LLP
Value ($000) $7,883 Shares 83,728