GEOS Form 4: VP & CFO acquires 3,600 shares, now holds 57,277

Geospace Technologies (GEOS) reported an insider transaction by its Vice President & CFO.

Rhea-AI Filing Summary

Geospace Technologies (GEOS) reported an insider transaction by its Vice President & CFO. On 11/20/2025, the officer acquired 3,600 shares of common stock at a reported price of $0$057,277 shares of Geospace Technologies common stock.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Curda Robert L.

Role Vice President & CFO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	3,600	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	198	$0.00	$0.00

Holdings After Transaction: Common Stock — 57,277 shares (Direct)

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did GEOS report on this Form 4?

The filing shows that Geospace Technologies' Vice President & CFO reported two transactions in common stock on 11/20/2025: an acquisition of 3,600 shares and a disposition of 198 shares, both at a reported price of $0 per share.

How many GEOS shares does the reporting person own after this transaction?

Following the reported transactions, the officer directly beneficially owned 57,277 shares of Geospace Technologies common stock.

What role does the reporting person hold at Geospace Technologies (GEOS)?

The reporting person is identified as an officer of Geospace Technologies, serving as Vice President & CFO.

Were both acquisitions and dispositions reported in this GEOS Form 4 filing?

Yes. The Form 4 lists an acquisition of 3,600 common shares and a disposition of 198 common shares, both dated 11/20/2025.

Is the GEOS Form 4 filed by one reporting person or multiple persons?

The filing indicates that it is a Form 4 filed by one reporting person, not a joint filing.

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

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Accepted by SEC EDGAR 11/25/2025 - 01:43 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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^*

Curda Robert L.

(Last) (First) (Middle)

7007 PINEMONT DR.

(Street)

HOUSTON TX 77040

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GEOSPACE TECHNOLOGIES CORP [ GEOS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Vice President & CFO

3. Date of Earliest Transaction (Month/Day/Year)
11/20/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/20/2025		A		3,600	A	$0	57,475	D
Common Stock	11/20/2025		F		198	D	$0	57,277	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Anthony Eppolito, as Attorney-in-fact	11/24/2025
	** Signature of Reporting Person	Date
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.