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Astronics Corp. (ATRO) common stock is the subject of ownership reports by Pertento Partners LLP, Pertento Advisors LLC and Eduardo Marques. Each reports beneficial ownership of 1,886,177 shares, or 5.2%, and shared voting and dispositive power over that position; the figures describe overlapping reports, not separate blocks. The shares are directly owned by advisory clients of the two firms, none of which may be deemed to beneficially own more than 5% of the common stock. Each reporting person disclaims beneficial ownership except to the extent of its or his pecuniary interest.
Key Figures
Reported beneficial ownership:1,886,177 sharesPercent of class:5.2%
2 metrics
Reported beneficial ownership1,886,177 sharesEach of Pertento Partners LLP, Pertento Advisors LLC and Eduardo Marques reports this same position.
Percent of class5.2%Reported by each of the three reporting persons.
"Aggregate amount beneficially owned by each reporting person"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
shared voting powerregulatory
"Shared voting power over 1,886,177 shares"
Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.
shared dispositive powerregulatory
"Shared dispositive power over 1,886,177 shares"
pecuniary interestregulatory
"Disclaims beneficial ownership except to the extent of its pecuniary interest"
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
How many ATRO shares do Pertento Partners and Eduardo Marques report?
Each of the three reporting persons reports 1,886,177 shares of Astronics Corp. common stock as beneficially owned. These reports cover the same position and should not be added together.
Address or principal business office or, if none, residence:
Pertento Partners LLP
67 Grosvenor Street
London W1K 3JN
United Kingdom
Pertento Advisors LLC
67 Grosvenor Street
London W1K 3JN
United Kingdom
Eduardo Marques
67 Grosvenor Street
London W1K 3JN
United Kingdom
(c)
Citizenship:
Pertento Partners LLP - United Kingdom
Pertento Advisors LLC - Delaware
Eduardo Marques - Brazil
(d)
Title of class of securities:
Common Stock, $0.01 par value per share
(e)
CUSIP Number(s):
046433108
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).
Ownership of more than 5 Percent on Behalf of Another Person.
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
All of the securities reported in this Schedule 13G are directly owned by advisory clients of Pertento Partners LLP and Pertento Advisors LLC. None of those advisory clients may be deemed to beneficially own more than 5% of the Common Stock, $0.01 par value per share.
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 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.
Pertento Partners LLP
Signature:
/s/ Eduardo Marques
Name/Title:
Eduardo Marques, Managing Partner
Date:
11/13/2026
Pertento Advisors LLC
Signature:
/s/ Eduardo Marques
Name/Title:
Eduardo Marques, Authorized Person
Date:
11/13/2026
Eduardo Marques
Signature:
/s/ Eduardo Marques
Name/Title:
Eduardo Marques
Date:
11/13/2026
Comments accompanying signature: * Each Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his, her or its pecuniary interest therein, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
To the extent that "ownership of 5 percent or less of a class" was indicated in Item 5, such response only applies to the Reporting Person(s) that indicated elsewhere herein that it beneficially owns five percent (5%) or less of the class.
