AWM Investment Company, Inc. reports beneficial ownership of 2,486,477 shares of Gambling.com Group Ltd common stock, representing 7.1% of the class as of 03/31/2026. AWM holds these shares as investment adviser to three funds: Special Situations Cayman Fund, L.P. (480,047 shares), Special Situations Fund III QP, L.P. (1,759,378 shares) and Special Situations Private Equity Fund, L.P. (247,052 shares). The filing states AWM has sole voting and dispositive power over these shares; David M. Greenhouse and Adam C. Stettner are identified as controlling principals and members of the general partner entities. The report is signed by Adam Stettner on 05/04/2026.
Positive
None.
Negative
None.
Insights
Large passive stake disclosed by an investment adviser across affiliated funds.
AWM reports beneficial ownership of 2,486,477 shares (7.1%) via three named funds, with explicit per-fund share counts. The filing attributes sole voting and dispositive authority to AWM as adviser.
Disclosure clarifies governance links: AWM’s controlling principals are named and the general partner entities are identified. Subsequent filings may show changes in position or voting intentions.
Key Figures
Beneficially owned shares:2,486,477 sharesPercent of class:7.1%Special Situations Cayman Fund holdings:480,047 shares+3 more
6 metrics
Beneficially owned shares2,486,477 sharesAmount beneficially owned as reported in the Schedule 13G
Percent of class7.1%Percent of common stock class reported
Special Situations Cayman Fund holdings480,047 sharesShares held by CAYMAN as stated in the filing
Special Situations Fund III QP holdings1,759,378 sharesShares held by SSFQP as stated in the filing
Special Situations Private Equity Fund holdings247,052 sharesShares held by SSPE as stated in the filing
Form typeSchedule 13GFiling type reported for beneficial ownership disclosure
Key Terms
beneficially owned, sole dispositive power, general partner, Schedule 13G
4 terms
beneficially ownedregulatory
"Amount beneficially owned: 2,486,477"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
sole dispositive powerregulatory
"Sole power to dispose or to direct the disposition of"
Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.
general partnerlegal
"SSCAY, the general partner of CAYMAN"
A general partner is the person or firm that runs an investment partnership and legally represents it — they make the day-to-day decisions, choose which assets to buy or sell, and are responsible for the partnership’s obligations. Investors care because the general partner’s judgment, risk-taking and fee and profit-sharing arrangements determine both the potential returns and the level of exposure to losses; think of the GP as the ship’s captain whose skill and honesty shape the voyage’s outcome.
Schedule 13Gregulatory
"Item 1. Name of issuer: Gambling.com Group Ltd"
A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
Gambling.com Group Ltd
(Name of Issuer)
Common Stock, no par value
(Title of Class of Securities)
G3R239101
(CUSIP Number)
03/31/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
G3R239101
1
Names of Reporting Persons
AWM Investment Company, Inc.
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
2,486,477.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
2,486,477.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,486,477.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
7.1 %
12
Type of Reporting Person (See Instructions)
IA
Comment for Type of Reporting Person: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Cayman Fund, L.P. (CAYMAN), Special Situations Fund III QP, L.P. (SSFQP) and Special Situations Private Equity Fund, L.P. (SSPE). (CAYMAN, SSFQP and SSPE will hereafter be referred to as the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 480,047 shares of Common Stock of the Issuer (the Shares) held by CAYMAN, 1,759,378 Shares held by SSFQP and 247,052 Shares held by SSPE.
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
Gambling.com Group Ltd
(b)
Address of issuer's principal executive offices:
22 GRENVILLE STREET, ST. HELIER, JERSEY, JE4 8PX
Item 2.
(a)
Name of person filing:
The person filing this report is AWM Investment Company, Inc., a Delaware corporation (AWM), which is the investment adviser to Special Situations Cayman Fund, L.P., a Cayman Islands Limited Partnership (CAYMAN), Special Situations Fund III QP, L.P., a Delaware limited partnership (SSFQP) and Special Situations Private Equity Fund, L.P., a Delaware limited partnership (SSPE), (CAYMAN, SSFQP and SSPE, will hereafter be referred to as the Funds). The principal business of each Fund is to invest in equity and equity-related securities and other securities of any kind or nature.
David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are members of: SSCayman, L.L.C., a Delaware limited liability company (SSCAY), the general partner of CAYMAN; MGP Advisers Limited Partnership, a Delaware limited partnership (MGP), the general partner of SSFQP and MG Advisers, L.L.C., a New York limited liability company (MG), the general partner of SSPE. Greenhouse and Stettner are also controlling principals of AWM.
(b)
Address or principal business office or, if none, residence:
527 Madison Avenue, Suite 2600
New York, NY 10022.
(c)
Citizenship:
AWM is a Delaware Corporation
(d)
Title of class of securities:
Common Stock, no par value
(e)
CUSIP Number(s):
G3R239101
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
2,486,477
(b)
Percent of class:
7.1 %
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
AWM is the investment adviser to each of the Funds. As the investment adviser to the Funds, AWM holds sole investment power over 480,047 shares of Common Stock of the Issuer (the Shares) held by CAYMAN, 1,759,378 Shares held by SSFQP and 247,052. Greenhouse and Stettner are members of: SSCAY, the general partner of CAYMAN; MGP, the general partner of SSFQP; and MG, the general partner of SSPE. Greenhouse and Stettner are also controlling principals of AWM.
(ii) Shared power to vote or to direct the vote:
0
(iii) Sole power to dispose or to direct the disposition of:
AWM is the investment adviser to each of the Funds. As the investment adviser to the Funds, AWM holds sole investment power over 480,047 shares of Common Stock of the Issuer (the Shares) held by CAYMAN, 1,759,378 Shares held by SSFQP and 247,052. Greenhouse and Stettner are members of: SSCAY, the general partner of CAYMAN; MGP, the general partner of SSFQP; and MG, the general partner of SSPE. Greenhouse and Stettner are also controlling principals of AWM.
(iv) Shared power to dispose or to direct the disposition of:
0
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
Not Applicable
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
Not Applicable
Item 8.
Identification and Classification of Members of the Group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
What stake does AWM report in Gambling.com Group Ltd (GAMB)?
AWM reports beneficial ownership of 2,486,477 shares, representing 7.1% of common stock. These shares are held across three funds named in the filing with per-fund breakdowns provided.
Which funds hold the shares reported by AWM in GAMB?
Three funds hold the reported shares: Special Situations Cayman Fund, L.P. (480,047 shares), Special Situations Fund III QP, L.P. (1,759,378 shares), and Special Situations Private Equity Fund, L.P. (247,052 shares).
Does AWM have voting or dispositive power over the reported GAMB shares?
Yes. The filing states AWM has sole voting and sole dispositive power over the 2,486,477 shares as the investment adviser to the three funds.
Who are the principals and signatory named in the Schedule 13G for GAMB?
The filing names David M. Greenhouse and Adam C. Stettner as controlling principals; the report is signed by Adam Stettner, Executive Vice President, dated 05/04/2026.
