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Northern Technologies International Corp. (NTIC)

Northern Technologies International Corp. (NTIC) Insider Trading

Directors, officers and holders of more than 10% of NTIC report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 64 transactions on file: 2 with code P, 3 with code S and 45 with other codes.

DateInsiderCodeShares
Sep 4, 2026Ramdas GautamA Award43,805
Sep 4, 2026Ramdas GautamA Award15,278
Sep 1, 2026Pinho Cristina Lucia DuarteA Award6,188
Sep 1, 2026Kemp Sarah E.A Award6,188
Sep 1, 2026LYNCH G PATRICKA Award40,257
Sep 1, 2026von Falkenhausen KonstantinA Award15,044
Sep 1, 2026WOLSFELD MATTHEW CA Award29,755
Sep 1, 2026Narayan RamaniA Award15,044
Sep 1, 2026Calderon Nancy E.A Award6,188
Sep 1, 2026NIGON RICHARDA Award7,426
Sep 1, 2026Lee SunggyuA Award6,188
Jul 30, 2026LYNCH G PATRICKS Sale16,070
Jul 29, 2026LYNCH G PATRICKS Sale2
Jul 29, 2026LYNCH G PATRICKM Exercise16,072
Jul 29, 2026LYNCH G PATRICKM Exercise16,072
Jul 20, 2026NIGON RICHARDM Exercise12,000
Jul 20, 2026NIGON RICHARDM Exercise12,000
Jul 20, 2026NIGON RICHARDS Sale12,000
Jul 1, 2026WOLSFELD MATTHEW CM Exercise11,879
Jul 1, 2026WOLSFELD MATTHEW CF Tax Payment9,169
Jul 1, 2026WOLSFELD MATTHEW CM Exercise11,879
Feb 11, 2026Calderon Nancy E.L Small Acquisition2
Feb 11, 2026Calderon Nancy E.L Small Acquisition3
Nov 12, 2025Calderon Nancy E.L Small Acquisition3
Nov 12, 2025Calderon Nancy E.L Small Acquisition3
Sep 1, 2025NIGON RICHARDA Award8,086
Sep 1, 2025Kemp Sarah E.A Award6,739
Sep 1, 2025Pinho Cristina Lucia DuarteA Award6,739
Sep 1, 2025Calderon Nancy E.A Award6,739
Sep 1, 2025LYNCH G PATRICKA Award44,051
Sep 1, 2025von Falkenhausen KonstantinA Award16,287
Sep 1, 2025Lee SunggyuA Award16,287
Sep 1, 2025Narayan RamaniA Award16,287
Sep 1, 2025WOLSFELD MATTHEW CA Award32,559
Aug 13, 2025Calderon Nancy E.L Small Acquisition3
Aug 13, 2025Calderon Nancy E.L Small Acquisition3
Jul 24, 2025NIGON RICHARDM Exercise12,000
Jul 24, 2025NIGON RICHARDF Tax Payment10,873
Jul 24, 2025NIGON RICHARDM Exercise12,000
May 14, 2025Calderon Nancy E.L Small Acquisition3
May 14, 2025Calderon Nancy E.L Small Acquisition3
May 6, 2025von Falkenhausen KonstantinP Purchase1,100
Apr 25, 2025Calderon Nancy E.P Purchase1,000
Feb 12, 2025Calderon Nancy E.L Small Acquisition13
Feb 12, 2025Calderon Nancy E.L Small Acquisition6
Nov 13, 2024Calderon Nancy E.L Small Acquisition5
Nov 13, 2024Calderon Nancy E.L Small Acquisition11
Sep 1, 2024NIGON RICHARDA Award11,811
Sep 1, 2024Pinho Cristina Lucia DuarteA Award3,771
Sep 1, 2024Narayan RamaniA Award9,843

The full Form 4 history is on the NTIC company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.