[SCHEDULE 13D/A] SCIENTIFIC INDUSTRIES INC SEC Filing

Rhea-AI Filing Summary

Bleichroeder LP, Bleichroeder Holdings LLC, and Andrew Gundlach filed Amendment No. 4 to Schedule 13D regarding Scientific Industries, Inc. They report beneficial ownership of 2,715,026 shares, equal to 21.19% of the outstanding common stock.

The filing states sole voting power and sole dispositive power over 2,715,026 shares, with no shared voting or dispositive power. The ownership figure includes shares issuable upon the exercise of warrants. The date of event triggering the amendment is 09/30/2025. Source of funds is listed as AF, and reporting person types are identified as IA (Bleichroeder LP), HC (Bleichroeder Holdings LLC), and IN (Andrew Gundlach).

Insights

Corporate governance analyst

Large 13D stake: 21.19% with sole voting control reported.

Bleichroeder LP, Bleichroeder Holdings LLC, and Andrew Gundlach disclose beneficial ownership of 2,715,026 shares, or 21.19%, in Scientific Industries. The filing specifies sole voting and sole dispositive power over the same amount, indicating a single decision-making block for these shares.

The percentage includes shares issuable upon exercise of warrants, which means part of the position may be contingent on warrant exercise mechanics. The 09/30/2025 event date marks when the reportable change occurred per the amendment.

Without additional context on prior ownership or intent, this reads as an updated ownership disclosure. Subsequent filings may provide any changes in intent or transactions.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 4)

Scientific Industries, Inc.

(Name of Issuer)

Common Stock, $0.05 par value

(Title of Class of Securities)

808757108

(CUSIP Number)

Bleichroeder LP
1345 Avenue of the Americas, 47th Floor,
New York, NY, 10105
(212) 698-3101

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

09/30/2025

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

SCHEDULE 13D

CUSIP No. 808757108

1

Name of reporting person

Bleichroeder LP

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

AF

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 2,715,026.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 2,715,026.00
10	Shared Dispositive Power 0.00

11

Aggregate amount beneficially owned by each reporting person

2,715,026.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

21.19 %

14

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13D

CUSIP No. 808757108

1

Name of reporting person

Bleichroeder Holdings LLC

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

AF

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 2,715,026.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 2,715,026.00
10	Shared Dispositive Power 0.00

11

Aggregate amount beneficially owned by each reporting person

2,715,026.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

21.19 %

14

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13D

CUSIP No. 808757108

1

Name of reporting person

Andrew Gundlach

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

AF

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 2,715,026.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 2,715,026.00
10	Shared Dispositive Power 0.00

11

Aggregate amount beneficially owned by each reporting person

2,715,026.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

21.19 %

14

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13D

Item 5.	Interest in Securities of the Issuer
(a)	Item 5 is hereby amended to include the following: As of the date of this Amendment, the Reporting Persons beneficially own 2,715,026 Shares, representing 21.19% of the outstanding Shares (including Shares that will be issuable upon the exercise of the Warrants).

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.

Bleichroeder LP

Signature:	Andrew Gundlach
Name/Title:	Chairman and CEO
Date:	11/14/2025

Bleichroeder Holdings LLC

Signature:	Andrew Gundlach
Name/Title:	Chairman and Co-CEO
Date:	11/14/2025

Andrew Gundlach

Signature:	Andrew Gundlach
Name/Title:	Chairman and Co-CEO
Date:	11/14/2025

FAQ

What stake did Bleichroeder report in Scientific Industries (SCND)?

They reported beneficial ownership of 2,715,026 shares, representing 21.19% of outstanding common stock.

Does the 21.19% stake include warrants for SCND?

Yes. The filing states the percentage includes shares issuable upon the exercise of warrants.

Who are the reporting persons in this SCND Schedule 13D/A?

Bleichroeder LP, Bleichroeder Holdings LLC, and Andrew Gundlach.

What voting and dispositive power does Bleichroeder report over SCND shares?

They report sole voting power and sole dispositive power over 2,715,026 shares, with no shared power.

What is the event date cited in the SCND 13D/A amendment?

The date of event is 09/30/2025.

What are the reporting person types listed in the SCND 13D/A?

Reported types are IA (investment adviser), HC (holding company), and IN (individual).