Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000919574-25-006778
Filing Date
2025-11-13
Accepted
2025-11-13 17:42:33
Documents
3

Document Format Files

Seq Description Document Type Size
1 primary_doc.html SCHEDULE 13G/A  
1 primary_doc.xml SCHEDULE 13G/A 12018
2 d12028927_ex99-a.htm EX-99 6098
3 d12028927_ex99-b.htm EX-99 780
  Complete submission text file 0000919574-25-006778.txt   20701
Mailing Address 4201 WOODLAND ROAD PO BOX 69 CIRCLE PINES MN 55014
Business Address 4201 WOODLAND ROAD PO BOX 69 CIRCLE PINES MN 55014 (763) 225-6601
NORTHERN TECHNOLOGIES INTERNATIONAL CORP (Subject) CIK: 0000875582 (see all company filings)

EIN.: 410857886 | State of Incorp.: DE | Fiscal Year End: 0831
Type: SCHEDULE 13G/A | Act: 34 | File No.: 005-47411 | Film No.: 251480037
SIC: 3470 Coating, Engraving & Allied Services
(CF Office: 04 Manufacturing)

Mailing Address 250 PARK AVENUE, 10TH FLOOR NEW YORK NY 10177
Business Address 250 PARK AVENUE, 10TH FLOOR NEW YORK NY 10177 212-705-0404
NEEDHAM INVESTMENT MANAGEMENT LLC (Filed by) CIK: 0001167212 (see all company filings)

EIN.: 223408336 | State of Incorp.: DE
Type: SCHEDULE 13G/A