STOCK TITAN

Northern Technologies director gets 15K stock options

NTIC director Konstantin von Falkenhausen received a 15,044-share stock option grant at an $8.08 exercise price, expiring in 2036.

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Form Type
4

Rhea-AI Filing Summary

NORTHERN TECHNOLOGIES INTERNATIONAL CORP (NTIC) reported that director Konstantin von Falkenhausen received a grant of stock options on September 1, 2026. The award covers 15,044 shares of common stock at an exercise price of $8.08 per share, expiring on August 31, 2036. After this grant, he holds options for 15,044 underlying shares and directly holds 18,219 shares of common stock. No Rule 10b5-1 trading plan is reported for these transactions.

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Insider von Falkenhausen Konstantin
Role Director
Type Security Shares Price Value
Grant/Award Stock Option (right to buy) 15,044 $0.00 $0.00
holding Common Stock -- -- --
Holdings After Transaction: Stock Option (right to buy) — 15,044 contracts (Direct); Common Stock — 18,219 shares (Direct)
Stock options granted 15,044 options Grant to director on September 1, 2026
Exercise price $8.08 per share Exercise price of options granted on September 1, 2026
Underlying shares 15,044 shares Common stock underlying the new option grant
Option expiration date August 31, 2036 Expiration of options granted to director
Common stock held 18,219 shares Director’s direct common stock holdings after the reported transactions
Stock Option (right to buy) financial
"Security described as Stock Option (right to buy) with common stock underlying"
exercise price financial
"Options carry an exercise price for the underlying common stock"
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
expiration date financial
"The stock options are reported with a specific expiration date"
The expiration date is the deadline after which a financial contract, such as an option or a futures agreement, is no longer valid or can be exercised. It matters to investors because it determines the timeframe during which they can take action or benefit from the contract, similar to how a coupon or a food item has a limited period of usefulness. Once the expiration date passes, the contract loses its value or ability to be used.

FAQ

What insider transaction did NTIC disclose for director Konstantin von Falkenhausen?

NTIC disclosed that director Konstantin von Falkenhausen received a stock option grant for 15,044 shares of common stock on September 1, 2026, with an exercise price of $8.08 per share and an expiration date of August 31, 2036.

What is the exercise price of the new NTIC stock options granted to the director?

The stock options granted to director Konstantin von Falkenhausen carry an exercise price of $8.08 per share for 15,044 underlying shares of NORTHERN TECHNOLOGIES INTERNATIONAL CORP common stock.

When do the newly granted NTIC options to the director expire?

The stock options granted to director Konstantin von Falkenhausen on September 1, 2026, have an expiration date of August 31, 2036, and relate to 15,044 shares of NTIC common stock.

How many NTIC common shares does the director hold after the reported transactions?

After the reported transactions, director Konstantin von Falkenhausen directly holds 18,219 shares of NTIC common stock, in addition to stock options covering 15,044 underlying shares.

Were the NTIC insider transactions reported under a Rule 10b5-1 trading plan?

No. The filing indicates that the Rule 10b5-1 trading plan box is not checked, so the reported stock option grant to the director is not stated to be made under a Rule 10b5-1 trading plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
von Falkenhausen Konstantin

(Last)(First)(Middle)
C/O NORTHERN TECHNOLOGIES INT'L CORP.
4201 WOODLAND ROAD, PO BOX 69

(Street)
CIRCLE PINES MINNESOTA 55014

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
NORTHERN TECHNOLOGIES INTERNATIONAL CORP [ NTIC ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/01/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock18,219D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (right to buy)$8.0809/01/2026A15,04409/01/202708/31/2036Common Stock15,044$015,044D
Explanation of Responses:
/s/ Matthew C. Wolsfeld-Attorney-in-fact09/03/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)