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C · Current Report (Form 8-K) · Filed January 12, 2026

Citigroup Inc — Current Report (Form 8-K)

Form
8-K
Filed
January 12, 2026
Period
Jan 9, 2026
Ticker
C
Accession
0001193125-26-010408
Citigroup Inc on Boardroom AlphaView on SEC EDGAR
Boardroom Alpha · Filing insights

Citigroup executed five supplemental indentures to update terms of legacy debt with BNY Mellon as trustee, dated Jan 9, 2026.

About Citigroup Inc
Market cap
$223.9B
1Y TSR
+63.3%
3Y TSR
+43.5%
Board grade
C+
Sector
Financial Services
CEO
Fraser Jane Nind
Last annual meeting: May 20, 2026 · View full Citigroup Inc profile →
8-K
 
 
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
 
 
FORM
8-K
 
 
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported) January
12, 2026 (January 9, 2026)
 
 
Citigroup Inc.
(Exact name of registrant as specified in its charter)
 
 
 
Delaware
  
1-9924
  
52-1568099
(State or other jurisdiction
of incorporation)
  
(Commission
File Number)
  
(IRS Employer
Identification No.)
388 Greenwich, New York, New York
  
10013
(Address of principal executive offices)
  
(Zip Code)
(212)
559-1000
(Registrant’s telephone number, including area code)
 
 
Check the appropriate box below if the Form
8-K
filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
 
☐
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
 
☐
Soliciting material pursuant to Rule
14a-12
under the Exchange Act (17 CFR
240.14a-12)
 
☐
Pre-commencement
communications pursuant to Rule
14d-2(b)
under the Exchange Act (17 CFR
240.14d-2(b))
 
☐
Pre-commencement
communications pursuant to Rule
13e-4(c)
under the Exchange Act (17 CFR
240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Securities Exchange Act of 1934 formatted in Inline XBRL: See Exhibit 99.1.
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule
12b-2
of the Securities Exchange Act of 1934 (17 CFR
§240.12b-2).
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
 
 
 
CITIGROUP INC.
Current Report on Form
8-K
 
Item 9.01
Financial Statements and Exhibits.
 
(d)
Exhibits:
 
Exhibit
No.
   
Description
 4.1    Eighth Supplemental Indenture dated as of January 9, 2026 between Citigroup Inc. and The Bank of New York Mellon, as trustee, to Indenture dated as of March 15, 1987
 4.2    Fifth Supplemental Indenture dated as of January 9, 2026 between Citigroup Inc. and The Bank of New York Mellon, as trustee, to Indenture dated as of October 7, 1996
 4.3    Twelfth Supplemental Indenture dated as of January 9, 2026 between Citigroup Inc. and The Bank of New York Mellon, as trustee, to Indenture dated as of July 23, 2004
 4.4    Third Supplemental Indenture dated as of January 9, 2026 between Citigroup Inc. and The Bank of New York Mellon, as trustee, to Indenture dated as of June 1, 2005
 4.5    Fourth Supplemental Indenture dated as of January 9, 2026 between Citigroup Global Markets Holdings Inc., Citigroup Inc. and The Bank of New York Mellon, as trustee, to Indenture dated as of March 8, 2016
99.1    Citigroup Inc. securities registered pursuant to Section 12(b) of the Securities Exchange Act of 1934 as of the filing date
104    The cover page of this Current Report on Form
8-K,
formatted in Inline XBRL
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
 
Dated January 12, 2026   CITIGROUP INC.
     
/s/ Karen Wang
    By:   Karen Wang
      Assistant Secretary
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Frequently asked questions

When did Citigroup Inc file this 8-K?
Citigroup Inc (C) filed this Current Report (Form 8-K) with the SEC on January 12, 2026. The accession number assigned by EDGAR is 0001193125-26-010408.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
Citigroup executed five supplemental indentures to update terms of legacy debt with BNY Mellon as trustee, dated Jan 9, 2026. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Citigroup Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Citigroup Inc has filed under CIK 831001, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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