Webull Corp received a Schedule 13G reporting that investment entities affiliated with PEAK6, along with founders Matthew Hulsizer and Jennifer Just, beneficially own a significant minority stake in the company’s Class A ordinary shares as of 12/31/2025.
PEAK6 Capital Management LLC, PEAK6 LLC, PEAK6 Investments LLC and PEAK6 Group LLC each report beneficial ownership of 27,183,470 Class A shares, representing 6.5% of the class, with shared voting and dispositive power. PEAK6 Foundation separately reports 1,000,000 shares, or 0.2% of the class, also on a shared basis.
Individually, Matthew Hulsizer and Jennifer Just each report beneficial ownership of 28,183,470 Class A shares, equal to 6.7% of the class, all with shared voting and dispositive power. The filing certifies that the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Webull Corp.
Positive
None.
Negative
None.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
Webull Corp
(Name of Issuer)
Class A Ordinary Shares, par value $0.00001 per share
(Title of Class of Securities)
G9572D103
(CUSIP Number)
12/31/2025
(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)
SCHEDULE 13G
CUSIP No.
G9572D103
1
Names of Reporting Persons
PEAK6 Capital Management 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
27,183,470.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
27,183,470.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
27,183,470.00
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)
6.5 %
12
Type of Reporting Person (See Instructions)
BD
SCHEDULE 13G
CUSIP No.
G9572D103
1
Names of Reporting Persons
PEAK6 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
27,183,470.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
27,183,470.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
27,183,470.00
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)
6.5 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP No.
G9572D103
1
Names of Reporting Persons
PEAK6 Investments 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
27,183,470.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
27,183,470.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
27,183,470.00
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)
6.5 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP No.
G9572D103
1
Names of Reporting Persons
PEAK6 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
27,183,470.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
27,183,470.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
27,183,470.00
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)
6.5 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP No.
G9572D103
1
Names of Reporting Persons
PEAK6 Foundation
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
ILLINOIS
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
1,000,000.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
1,000,000.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
1,000,000.00
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)
0.2 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP No.
G9572D103
1
Names of Reporting Persons
Matthew Hulsizer
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
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
28,183,470.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
28,183,470.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
28,183,470.00
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)
6.7 %
12
Type of Reporting Person (See Instructions)
IN
SCHEDULE 13G
CUSIP No.
G9572D103
1
Names of Reporting Persons
Jennifer Just
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
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
28,183,470.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
28,183,470.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
28,183,470.00
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)
6.7 %
12
Type of Reporting Person (See Instructions)
IN
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
Webull Corp
(b)
Address of issuer's principal executive offices:
200 CARILLON PARKWAY, ST. PETERSBURG, FLORIDA, 33716.
Item 2.
(a)
Name of person filing:
PEAK6 Capital Management LLC
PEAK6 LLC
PEAK6 Investments LLC
PEAK6 Group LLC
PEAK6 Foundation
Matthew Hulsizer
Jennifer Just
(b)
Address or principal business office or, if none, residence:
PEAK6 Capital Management LLC, 141 W. Jackson Blvd., Suite 500, Chicago IL 60604
PEAK6 LLC, 2010 E. 6th St., Austin TX 78702
PEAK6 Investments LLC, 2010 E. 6th St., Austin TX 78702
PEAK6 Group LLC, 2010 E. 6th St., Austin TX 78702
PEAK6 Foundation, 141 W. Jackson Blvd., Suite 500, Chicago IL 60604
Matthew Hulsizer, 2010 E. 6th St., Austin TX 78702
Jennifer Just, 2010 E. 6th St., Austin TX 78702
(c)
Citizenship:
PEAK6 Capital Management LLC, Delaware
PEAK6 LLC, Delaware
PEAK6 Investments LLC, Delaware
PEAK6 Group LLC, Delaware
PEAK6 Foundation, Illinois
Matthew Hulsizer, U.S. Citizen
Jennifer Just, U.S. Citizen
(d)
Title of class of securities:
Class A Ordinary Shares, par value $0.00001 per share
(e)
CUSIP No.:
G9572D103
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:
PEAK6 Capital Management LLC is majority owned by PEAK6 Group LLC, which is owned by PEAK6 Investments LLC, which is primarily owned by PEAK6 LLC. Matthew Hulsizer and Jennifer Just are the majority direct and/or indirect ultimate beneficial owners of PEAK6 LLC and serve as board members for PEAK6 Foundation.
The information specified in items 4(a) - (c) is provided in rows 5 through 11 of the cover pages for each Reporting Person and is incorporated by reference.
(b)
Percent of class:
The information specified in items 4(a) - (c) is provided in rows 5 through 11 of the cover pages for each Reporting Person and is incorporated by reference.
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
The information specified in items 4(a) - (c) is provided in rows 5 through 11 of the cover pages for each Reporting Person and is incorporated by reference.
(ii) Shared power to vote or to direct the vote:
The information specified in items 4(a) - (c) is provided in rows 5 through 11 of the cover pages for each Reporting Person and is incorporated by reference.
(iii) Sole power to dispose or to direct the disposition of:
The information specified in items 4(a) - (c) is provided in rows 5 through 11 of the cover pages for each Reporting Person and is incorporated by reference.
(iv) Shared power to dispose or to direct the disposition of:
The information specified in items 4(a) - (c) is provided in rows 5 through 11 of the cover pages for each Reporting Person and is incorporated by reference.
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.
Not Applicable
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 acquired and are held in the ordinary course of business and 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.
What stake in Webull Corp (BULL) is reported by PEAK6?
PEAK6-affiliated entities report beneficial ownership of 27,183,470 Webull Class A shares, or 6.5%. This stake is held with shared voting and dispositive power across several related PEAK6 entities, reflecting a significant but minority ownership position in Webull Corp.
How much of Webull Corp (BULL) do Matthew Hulsizer and Jennifer Just own?
Matthew Hulsizer and Jennifer Just each report beneficial ownership of 28,183,470 Class A shares, or 6.7%. Their reported holdings include shared voting and dispositive power over the same block of shares, reflecting their ultimate beneficial ownership through PEAK6 structures.
What does the Schedule 13G for Webull Corp (BULL) indicate about control intentions?
The filing certifies the Webull shares were acquired and are held in the ordinary course of business. It states they were not acquired and are not held for the purpose of changing or influencing control of Webull Corp, aligning with passive Schedule 13G status.
What role does PEAK6 Foundation play in Webull Corp (BULL) ownership?
PEAK6 Foundation reports beneficial ownership of 1,000,000 Webull Class A shares, or 0.2%. These shares are held with shared voting and dispositive power, and the foundation is listed alongside other PEAK6 entities and principals in the ownership structure.
As of what date are PEAK6’s Webull Corp (BULL) holdings measured?
The reported beneficial ownership percentages are measured as of 12/31/2025. That date is identified as the event requiring the Schedule 13G filing, anchoring the 6.5% and 6.7% ownership calculations for the various PEAK6 reporting persons.
Who are the reporting persons on the Webull Corp (BULL) Schedule 13G?
The reporting persons are several PEAK6 entities plus individuals Matthew Hulsizer and Jennifer Just. Specifically, PEAK6 Capital Management LLC, PEAK6 LLC, PEAK6 Investments LLC, PEAK6 Group LLC, PEAK6 Foundation, Hulsizer, and Just are all listed with their addresses and citizenship.
