Transaction · 0002090886-26-000010

Mumford Gregory J.D.

Mumford Gregory J.D., CFO, reported a transaction classified as withholding at Cipher Digital Inc. involving 6895.000000 shares for an estimated $109147.85. Reported holdings after the transaction were 30421.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FCFO
CIFRCipher Digital Inc.
Filing timeOct 08
Trade dateSep 30, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position tradedUnavailableCalculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$13.50
Pre-filing
1mo ago +14.8%1w ago +28.7%1d ago +28.7%
Returns since
7d30d90d180d1y

CIFR price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
CIFR since 2026-10-08Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0002090886-26-000010
Common Stock
Transaction date
Sep 30, 2026
Filed Oct 08, 2026, 10:56 PM · 8d delay
Shares
6.89k sh
$15.83 per share
Estimated value
-$109k
Computed from shares × price
Holdings after
30.4k sh
Direct

Filing warnings

Notes recorded with this filing
2 warnings
amended filingThis transaction comes from an amended Form 4 filing.
delayed filingThe filing was reported 8 calendar days after the transaction date.

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Amended Filing Delayed Filing Direct Ownership
-28score
Filing-only score

-28

Compact filing score computed from stored Form 4 facts. Version v1.

Low filing signal

This filing has a meaningfully negative filing-only score. It is likely less useful as a positive insider-activity signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Financial Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

  2. F2

    The RSUs vest in equal quarterly installments over a three-year period, on March 31, June 30, September 30 and December 15 of each year, subject to the Reporting Person's continuous service on

  3. the applicable vesting date. The first vesting date occurred on March 31, 2026.

Amended filing · 0002090886-26-000010
Related transactions

0 other filings

Same reporting owner
Recent company activity

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