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Keong Koh Soo 4

Accession 0001526513-17-000002

CIK 0000875582other

View on SEC.gov Company Profile

Filed

Aug 23, 8:00 PM ET

Accepted

Aug 24, 4:50 PM ET

Size

6.8 KB

Accession

0001526513-17-000002

Insider Transaction Report

Form 4

Period: 2017-08-23

NORTHERN TECHNOLOGIES INTERNATIONAL CORPNTIC

Director

Transactions

Exercise/Conversion
Stock Option (right to buy)
2017-08-23$10.25/sh−4,000$41,000→ 0 total
Exercise: $10.25Exp: 2017-08-31→ Common Stock (4,000 underlying)
Exercise/Conversion
Common Stock
2017-08-23$10.25/sh+4,000$41,000→ 16,666 total

Footnotes (1)

[F1]This option fully vested on September 1, 2013.

Documents

1 file

4
primary_doc.xmlPrimary
PRIMARY DOCUMENT

Issuer

NORTHERN TECHNOLOGIES INTERNATIONAL CORP

CIK 0000875582

Entity typeother

Related Parties

1

filerCIK 0001434271

Filing Metadata

Form type: 4
Filed: Aug 23, 8:00 PM ET
Accepted: Aug 24, 4:50 PM ET
Size: 6.8 KB

View on SEC.gov