Jane Street Group, LLC and affiliates reported beneficial ownership of 292,833 shares of GeoVax Labs common stock as of 06/03/2026. That holding represents 5.6% of the class and is reported as held with shared voting and shared dispositive power.
The filing names subsidiaries Jane Street Capital, LLC (140,064 shares, 2.7%) and Jane Street Global Trading, LLC (152,769 shares, 2.9%) as the relevant holders. Signatures are dated 06/09/2026.
Positive
None.
Negative
None.
Insights
Jane Street reports a passive, shared 5.6% stake in GeoVax as of 06/03/2026.
The Schedule 13G lists a total beneficial ownership of 292,833 shares representing 5.6% of outstanding common stock, with shared voting and dispositive power. Two subsidiaries are named with split holdings: 140,064 and 152,769 shares respectively.
Reported classification and shared power indicate aggregated institutional holdings rather than sole control. Subsequent filings or amendments would show any change in position or a reclassification to an active filer.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
GeoVax Labs, Inc.
(Name of Issuer)
Common Stock $0.001 par value
(Title of Class of Securities)
373678705
(CUSIP Number)
06/03/2026
(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):
373678705
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
292,833.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
292,833.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
292,833.00
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)
5.6 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP Number(s):
373678705
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
140,064.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
140,064.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
140,064.00
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)
2.7 %
12
Type of Reporting Person (See Instructions)
BD
SCHEDULE 13G
CUSIP Number(s):
373678705
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
152,769.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
152,769.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
152,769.00
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)
2.9 %
12
Type of Reporting Person (See Instructions)
OO
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
GeoVax Labs, Inc.
(b)
Address of issuer's principal executive offices:
1955 LAKE PARK DRIVE, SUITE 300, SMYRNA, GEORGIA, 30080
Item 2.
(a)
Name of person filing:
Jane Street Group, LLC;
Jane Street Capital, LLC;
Jane Street Global Trading, LLC;
(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
(c)
Citizenship:
See Item 4 of Cover Page
(d)
Title of class of securities:
Common Stock $0.001 par value
(e)
CUSIP Number(s):
373678705
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:
292,833.00
(b)
Percent of class:
5.6%
(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:
292,833.00
(iii) Sole power to dispose or to direct the disposition of:
0
(iv) Shared power to dispose or to direct the disposition of:
292,833.00
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
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
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.
