CITADEL ADVISORS LLC - 22 Jul 2025 SCHEDULE 13G Report for MEI Pharma, Inc. Common Stock, par value $0.00000002 per share (the "Shares") (MEIP)

Filing Manager
CITADEL ADVISORS LLC
Reporting Manager
Kenneth Griffin
Security
MEI Pharma, Inc. Common Stock, par value $0.00000002 per share (the "Shares")
Symbol
MEIP
Shares outstanding
32,491,371 shares
Disclosed Ownership
3,245,888 shares
Ownership
10%
Form type
SCHEDULE 13G
Filing time
29 Jul 2025, 17:23:17 UTC
Date of event
22 Jul 2025
Next filing
17 Feb 2026
SEC
View on sec.gov

Reporting Managers (7)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Citadel Advisors LLC 9.8% 3,167,695 0 3,167,695 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Advisors Holdings LP 9.8% 3,167,695 0 3,167,695 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel GP LLC 9.8% 3,167,695 0 3,167,695 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Securities LLC 0.24% 78,193 0 78,193 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Securities Group LP 0.24% 78,193 0 78,193 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Securities GP LLC 0.24% 78,193 0 78,193 /s/ Seth Levy Seth Levy, Authorized Signatory
Kenneth Griffin 10% 3,245,888 0 3,245,888 /s/ Seth Levy Seth Levy, attorney-in-fact*