United Maritime Corp
USEA- Exchange
- Nasdaq
- Industry
- Water Transportation
- SEC CIK
- 0001912847
In the last 90 days, United Maritime Corp insiders filed 1 open-market purchase and 1 sale; 15 institutions reported holding it in 13F filings for Q2 2026, worth $1.61M in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by United Maritime Corp insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 1 filing
- 1 insider, $41.1K in total
- Open-market sells
- 1 filing
- 1 insider, $13.2K in total
- Insiders trading
- 2
- Net value
- +$27.9K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for United Maritime Corp, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Kostopoulos Dimitrios | Director | 335,000 | Aug 4, 2026 | 2 |
| Gyftakis Stavros | See Remarks | 246,678 | Jul 15, 2026 | 2 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 4, 2026 (view filing)5:47 PM ET | Jul 31 | 4 days | Kostopoulos DimitriosDirector | PPurchaseShares of Common Stock, par value $0.0001 per share | +15.0K | $2.74 | +$41.1K | +4.7%335.0K after | |
| Jul 15, 2026 (view filing)4:05 PM ET | Jul 13 | 2 days | Gyftakis StavrosSee Remarks | SSaleShares of Common Stock, par value $0.0001 per share | −5.00K | $2.64 | −$13.2K | −2.0%246.7K after | |
| May 26, 2026 (view filing) | May 22 | 4 days | Kostopoulos DimitriosDirector | PPurchaseShares of Common Stock, par value $0.0001 per share | +20.0K | $2.40 | +$48.0K | +6.7%320.0K after | |
| Apr 8, 2026 (view filing) | Apr 6 | 2 days | Gyftakis StavrosSee Remarks | SSaleShares of Common Stock, par value $0.0001 per share | −5.00K | $2.08 | −$10.4K | −1.9%251.7K after |