secwatch.observer — SEC 8-K summary ====================================== Issuer: MARTEN TRANSPORT LTD (MRTN) CIK: 0000799167 Form: 8-K Filed at: 2026-06-18T20:01:54+00:00 Accession: 0001437749-26-021135 Event type: debt Sentiment: neutral Materiality: 0.30 Item codes: 1.01, 2.03, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Marten Transport amends credit facility, increases letter of credit sublimit to $35M and aggregate capacity to $105M -------------------------------------------------------------------------------- - Letter of credit sublimit raised from $30M to $35M under existing unsecured revolving credit facility. - Maximum aggregate principal amount increased from $100M to $105M via accordion feature. - Amended and Restated Revolving Note for $35M replaces prior $30M note; U.S. Bank remains sole lender. - Facility terms otherwise unchanged; proceeds for general corporate and working capital purposes. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/799167/000143774926021135/0001437749-26-021135-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/799167/000143774926021135/mrtn20260617_8k.htm HTML page: https://secwatch.observer/filing/0001437749-26-021135 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer