MARINUS PHARMACEUTICALS INC

CUSIP: 56854Q200 Class: Common Stock

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2024
Shares 44,200 Value ($000) $0 Avg Close — Range —
Q3 2024
Shares 44,200 Value ($000) $0 Avg Close — Range —
Q2 2024
Shares 44,200 Value ($000) $0 Avg Close — Range —
Q1 2024
Shares 30,929 Value ($000) $0 Avg Close — Range —
Q4 2023
Shares 28,305 Value ($000) $0 Avg Close — Range —
Q3 2023
Shares 27,369 Value ($000) $0 Avg Close — Range —
Q2 2023
Shares 25,798 Value ($000) $0 Avg Close — Range —
Q1 2023
Shares 19,700 Value ($000) $0 Avg Close — Range —
Q4 2022
Shares 23,100 Value ($000) $0 Avg Close — Range —
Q3 2022
Shares 15,600 Value ($000) $104 Avg Close — Range —
Q2 2022
Shares 15,600 Value ($000) $76 Avg Close — Range —
Q1 2022
Shares 11,183 Value ($000) $105 Avg Close — Range —
Q1 2021
Shares 42,186 Value ($000) $653 Avg Close — Range —