VIGIL NEUROSCIENCE INC

CUSIP: 92673K108 Class: Common Stock

Siren, L.L.C.'s Holding History (CIK: 0002005245)

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

Q2 2025
Shares 411,191 Value ($000) $3,269 Avg Close — Range —
Q1 2025
Shares 1,967,064 Value ($000) $3,501 Avg Close — Range —
Q4 2024
Shares 1,991,038 Value ($000) $3,385 Avg Close — Range —
Q3 2024
Shares 1,991,038 Value ($000) $6,770 Avg Close — Range —