Dimensional Fund Advisors LP Amends Marten Transport Stake

TL;DR

**Dimensional Fund Advisors LP now holds 5,758,825 shares of Marten Transport, signaling a notable institutional stake.**

AI Summary

Dimensional Fund Advisors LP, a Delaware Limited Partnership, has filed an amended SC 13G/A for Marten Transport Ltd, indicating a change in their beneficial ownership of common stock. As of December 29, 2023, Dimensional Fund Advisors LP holds sole voting power over 5,758,825 shares. This filing is important for investors as it shows a significant institutional investor's current stake, which can influence market perception and potentially stock price movements for Marten Transport Ltd.

Why It Matters

This filing reveals a major institutional investor's updated position in Marten Transport Ltd, providing transparency into significant ownership changes that can impact investor confidence and stock valuation.

Risk Assessment

Risk Level: low — This filing is a routine disclosure of institutional ownership and does not inherently present a high risk to investors.

Analyst Insight

Investors should note Dimensional Fund Advisors LP's continued significant ownership in Marten Transport Ltd, as large institutional holdings can indicate confidence in the company's long-term prospects. Monitor future 13G/A filings for changes in this position.

Key Numbers

• 5,758,825 — Shares Beneficially Owned (Represents the total number of shares of Marten Transport Ltd common stock over which Dimensional Fund Advisors LP has sole voting power.)
• 573075108 — CUSIP Number (Unique identifier for Marten Transport Ltd's Common Stock.)
• 0000354204-24-003246 — Accession Number (Unique identifier for this specific SEC filing.)

Key Players & Entities

• Dimensional Fund Advisors LP (company) — the reporting person and institutional investor
• Marten Transport Ltd (company) — the subject company whose stock is being reported
• Delaware Limited Partnership (company) — the organizational structure of Dimensional Fund Advisors LP
• December 29, 2023 (date) — the date of the event requiring this filing

Forward-Looking Statements

• Dimensional Fund Advisors LP will maintain a significant stake in Marten Transport Ltd. (Dimensional Fund Advisors LP) — medium confidence, target: Next 12 months

FAQ

Filing Documents

• SEC13G_Filing.htm (SC 13G/A) — 17KB
• 0000354204-24-003246.txt ( ) — 19KB

From the Filing

SC 13G/A 1 SEC13G_Filing.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 16 ) * Marten Transport Ltd (Name of Issuer) Common Stock (Title of Class of Securities) 573075108 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [X] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) * The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 (the "Act") or otherwise subject to the liabilities of that section of the Act, but shall be subject to all other provisions of the Act (however, see the Notes.) CUSIP No. 573075108 1. NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Dimensional Fund Advisors LP 30-0447847 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [X] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware Limited Partnership NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER 5,758,825 ** see Note 1 ** 6. SHARED VOTING POWER 0 7. SOLE DISPOSITIVE POWER 5,839,975 ** see Note 1 ** 8. SHARED DISPOSITIVE POWER 0 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 5,839,975 ** see Note 1 ** 10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.2% 12. TYPE OF REPORTING PERSON IA Item 1. (a) Name of Issuer Marten Transport Ltd (b) Address of Issuer's Principal Executive Offices 129 Marten Street, Mondovi, WI 54755 Item 2. (a) Name of Person Filing Dimensional Fund Advisors LP (b) Address of Principal Business Office or, if None, Residence 6300 Bee Cave Road, Building One, Austin, TX 78746 (c) Citizenship Delaware Limited Partnership (d) Title of Class of Securities Common Stock (e) CUSIP Number 573075108 Item 3. If This Statement is Filed Pursuant to Rule 13d-1(b), or 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) [X] An investment adviser in accordance with Rule 240.13d-1(b)(1)(ii)(E); (f) [ ] An employee benefit plan or endowment fund in accordance with Rule 240.13d-1(b)(1)(ii)(F); (g) [ ] A parent holding company or control person in accordance with Rule 240.13d-1(b)(1)(ii)(G); (h) [ ] A savings association 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) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(J). Item 4. Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. (a) Amount Beneficially Owned: 5,839,975 ** see Note 1 ** (b) Percent of Class: 7.2% (c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote 5,758,825 ** see Note 1 ** (ii) shared power to vote or to direct the vote 0 (iii) sole power to dispose or to direct the disposition of 5,839,975 ** see Note 1 ** (iv) shared power to dispose or to direct the disposition of 0 ** Note 1 ** Dimensional Fund Advisors LP, an investment adviser registered under Section 203 of the Investment Advisors Act of 1940, furnishes investment advice to four investment companies registered under the Investment Company Act of 1940, and serves as investment manager or sub-adviser to certain other commingled funds, group trusts and separate accounts (such investment companies, trusts and accounts, collectively referred to as the "Funds"). In certain cases, subsidiaries of Dimensional Fund Advisors LP may act as an adviser or sub-adviser to certain Funds. In its role as investment advisor, sub-adviser and/or manager, Dimensional Fund Advisors LP or its subsidiaries (collectively, "Dimensional") may possess voting and/or investment power over the securities of the Issuer that are owned by the Funds, and may be deemed to be the beneficial ow

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View this SC 13G/A filing on SEC EDGAR