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.
Key figures
- Insider buysLast 90 days, $41.1K in total
- 1
- Insider sellsLast 90 days, $13.2K in total
- 1
- 13F holdersQ2 2026, −4 vs. previous quarter
- 15
- 13F valueReported value at the end of Q2 2026
- $1.61M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding USEA, Q2 2026
No superinvestor reported holding USEA at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by United Maritime Corp insiders from Form 4, newest first.
| 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 |
Top 10 13F holders, Q2 2026
The largest institutional positions in United Maritime Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Renaissance Technologies LLC | 222,572 | $585.4K | 0.00% | −9,963−4.3% | Reduced |
| UBS Group AG | 88,396 | $232.5K | 0.00% | +8,507+10.6% | Added |
| GWM Advisors LLC | 81,105 | $213.3K | 0.00% | +54,773+208.0% | Added |
| Angeles Wealth Management, LLC | 77,052 | $210.4K | 0.01% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 55,717 | $145.0K | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 28,814 | $75.8K | 0.00% | −1,557−5.1% | Reduced |
| Colony Group, LLC | 21,068 | $57.5K | 0.00% | −10,481−33.2% | Reduced |
| Cetera Investment Advisers | 19,041 | $50.1K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 10,369 | $27.3K | 0.00% | −2,771−21.1% | Reduced |
| Advisor Group Holdings, Inc. | 1,609 | $4.23K | 0.00% | −22−1.3% | Reduced |