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Riot Platforms, Inc. (RIOT) common stock is the subject of an amended beneficial-ownership report in which Jane Street Group, LLC reported 10,494,413 shares, or 2.8%, as of September 30, 2026. Separate reporting-person rows list 8,210,745 shares for Jane Street Capital, LLC, 2,281,177 for Jane Street Global Trading, LLC, and 2,491 for Jane Street Singapore Pte. Limited. The report identifies those three entities as subsidiaries.
Key Figures
Beneficially owned shares:10,494,413 sharesPercent of class:2.8%Beneficially owned shares:8,210,745 shares+2 more
5 metrics
Beneficially owned shares10,494,413 sharesJane Street Group, LLC; September 30, 2026
Percent of class2.8%Jane Street Group, LLC; September 30, 2026
Beneficially owned shares8,210,745 sharesJane Street Capital, LLC
Beneficially owned shares2,281,177 sharesJane Street Global Trading, LLC
Beneficially owned shares2,491 sharesJane Street Singapore Pte. Limited
Key Terms
Amount beneficially owned, Shared Voting Power, Shared Dispositive Power
3 terms
Amount beneficially ownedregulatory
"Amount beneficially owned: 10,494,413.00"
Shared Voting Powerregulatory
"Shared Voting Power 10,494,413.00"
Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.
Shared Dispositive Powerregulatory
"Shared Dispositive Power 10,494,413.00"
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
How many RIOT shares does Jane Street report owning?
Jane Street Group, LLC reported beneficial ownership of 10,494,413 shares, equal to 2.8% of the class as of September 30, 2026. It reported shared voting and dispositive power over those shares.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(Amendment No. 1)
Riot Platforms, Inc.
(Name of Issuer)
Common Stock, no par value per share
(Title of Class of Securities)
767292105
(CUSIP Number)
09/30/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
767292105
1
Names of Reporting Persons
JANE STREET GROUP, LLC
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
10,494,413.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
10,494,413.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
10,494,413.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
2.8 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP Number(s):
767292105
1
Names of Reporting Persons
Jane Street Capital, LLC
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
8,210,745.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
8,210,745.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
8,210,745.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
2.2 %
12
Type of Reporting Person (See Instructions)
BD
SCHEDULE 13G
CUSIP Number(s):
767292105
1
Names of Reporting Persons
Jane Street Global Trading, LLC
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
2,281,177.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,281,177.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,281,177.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
0.6 %
12
Type of Reporting Person (See Instructions)
OO
SCHEDULE 13G
CUSIP Number(s):
767292105
1
Names of Reporting Persons
Jane Street Singapore Pte. Ltd
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
SINGAPORE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
2,491.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,491.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,491.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
0.0 %
12
Type of Reporting Person (See Instructions)
OO
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
Riot Platforms, Inc.
(b)
Address of issuer's principal executive offices:
85 RIO GRANDE DRIVE, SUITE 200, 85 RIO GRANDE DRIVE, SUITE 200, CASTLE ROCK, COLORADO, 80104.
Item 2.
(a)
Name of person filing:
Jane Street Group, LLC
Jane Street Capital, LLC
Jane Street Global Trading, LLC
Jane Street Singapore Pte. Limited
(b)
Address or principal business office or, if none, residence:
Jane Street Group, LLC
250 Vesey Street 3rd Floor
New York, NY 10281
Jane Street Capital, LLC
250 Vesey Street 3rd Floor
New York, NY 10281
Jane Street Global Trading, LLC
250 Vesey Street 3rd Floor
New York, NY 10281
Jane Street Singapore Pte. Limited
2 Central Boulevard, #43-01
IOI Central Boulevard Towers (West Tower)
018916, Singapore
(c)
Citizenship:
See Item 4 of Cover Page
(d)
Title of class of securities:
Common Stock, no par value per share
(e)
CUSIP No.:
767292105
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
10,494,413.00
(b)
Percent of class:
2.8%
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
0
(ii) Shared power to vote or to direct the vote:
10,494,413.00
(iii) Sole power to dispose or to direct the disposition of:
0
(iv) Shared power to dispose or to direct the disposition of:
10,494,413.00
Item 5.
Ownership of 5 Percent or Less of a Class.
Ownership of 5 percent or less of a class
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
Not Applicable
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
Subsidiary
Jane Street Capital, LLC
Jane Street Global Trading, LLC
Jane Street Singapore Pte. Limited
Item 8.
Identification and Classification of Members of the Group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
