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Angeliki Frangou is a Greek shipping executive and Chairwoman & CEO of Navios Maritime Partners L.P. (NYSE: NMM), a publicly listed shipping and logistics partnership focused on the ownership and management of dry cargo and container vessels.[[7]](https://finviz.com/quote?t=NMM)[[8]](https://markets.businessinsider.com/stocks/nmm-stock) She is also a major insider and significant unitholder of Navios Maritime Partners, holding several million common units both directly and through affiliated entities such as N Shipmanagement Acquisition Corp., Raymar Investments S.A., and other related companies, as well as an indirect interest in the general partner through Olympos Maritime Ltd.[[3]](https://www.stocktitan.net/sec-filings/NMM/form-4-navios-maritime-partners-l-p-insider-trading-activity-3c85dfe8f4e1.html)[[4]](https://www.stocktitan.net/sec-filings/NMM/form-4-navios-maritime-partners-l-p-insider-trading-activity-345b6aa67e2c.html)[[5]](https://www.wallstreetzen.com/stocks/us/nyse/nmm/ownership) Her recent insider activity includes multiple open‑market purchases executed under Rule 10b5‑1 trading plans, adding thousands of common units in May 2026 and lifting her beneficial ownership stake, activity that has drawn market attention as a signal of confidence in the partnership’s prospects.[[1]](https://www.kavout.com/market-lens/what-does-angeliki-frangou-s-insider-buying-signal-for-navios-maritime-partners-nmm)[[3]](https://www.stocktitan.net/sec-filings/NMM/form-4-navios-maritime-partners-l-p-insider-trading-activity-3c85dfe8f4e1.html)[[4]](https://www.stocktitan.net/sec-filings/NMM/form-4-navios-maritime-partners-l-p-insider-trading-activity-345b6aa67e2c.html)[[6]](https://www.perplexity.ai/finance/NMM?comparing=NMM%2CSB%2CASC%2CGNK%2CCCEC%2CHLAG.DE)
Frangou has long been regarded as the key strategic force within the broader Navios group, combining operational leadership with substantial ownership to align her interests with those of outside investors.[[1]](https://www.kavout.com/market-lens/what-does-angeliki-frangou-s-insider-buying-signal-for-navios-maritime-partners-nmm)[[5]](https://www.wallstreetzen.com/stocks/us/nyse/nmm/ownership) As head of Navios Maritime Partners, she oversees a fleet that transports dry bulk commodities such as iron ore, coal, and grain, as well as containerized cargo, leveraging a platform founded in 2007 and headquartered in Piraeus, Greece (with corporate disclosures also referencing operations from Monte Carlo, Monaco) to serve global seaborne trade.[[7]](https://finviz.com/quote?t=NMM)[[8]](https://markets.businessinsider.com/stocks/nmm-stock) Public filings and market data consistently identify her as the largest or one of the largest individual shareholders of Navios Maritime Partners, underscoring her central role in the company’s governance, capital allocation, and long‑term strategy.[[1]](https://www.kavout.com/market-lens/what-does-angeliki-frangou-s-insider-buying-signal-for-navios-maritime-partners-nmm)[[2]](https://www.marketbeat.com/instant-alerts/navios-maritime-partners-nysenmm-insider-angeliki-frangou-acquires-1163-shares-2026-05-20/)[[5]](https://www.wallstreetzen.com/stocks/us/nyse/nmm/ownership)
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