JANE STREET GROUP, LLC - 16 Oct 2025 SCHEDULE 13G Report for Cipher Mining Inc. Common Stock, par value $0.001 per share (CIFR)

Filing Manager
JANE STREET GROUP, LLC
Reporting Manager
JANE STREET GROUP, LLC
Security
Cipher Mining Inc. Common Stock, par value $0.001 per share
Symbol
CIFR
Shares outstanding
393,657,420 shares
Disclosed Ownership
19,682,871 shares
Ownership
5%
Form type
SCHEDULE 13G
Filing time
23 Oct 2025, 16:17:34 UTC
Date of event
16 Oct 2025
Next filing
12 Feb 2026
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
JANE STREET GROUP, LLC 5% 19,682,871 0 19,682,871 Jeremy Kahn Jeremy Kahn (Authorized Signatory)
Jane Street Capital, LLC 0.2% 627,048 0 627,048 Jeremy Kahn Jeremy Kahn (Authorized Signatory)
Jane Street Options, LLC 2.1% 8,337,652 0 8,337,652 Jeremy Kahn Jeremy Kahn (Authorized Signatory)
Jane Street Global Trading, LLC 2.7% 10,718,171 0 10,718,171 Jeremy Kahn Jeremy Kahn (Authorized Signatory)