| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Konstantakopoulos Konstantinos | 13% | +21% | $19,013,540 | +$3,747,171 | 2,763,596 | +25% | Konstantakopoulos Konstantinos | 30 Jun 2025 |
| Tsantanis Stamatios | 8.3% | $9,822,173 | 1,696,403 | Tsantanis Stamatios | 28 Feb 2025 |
As of 30 Sep 2025, 46 institutional investors reported holding 2,175,339 shares of Seanergy Maritime Holdings Corp. - Common Stock, par value $0.0001 per share (SHIP). This represents 10% of the company’s total 20,936,333 outstanding shares.
The largest institutional shareholders of Seanergy Maritime Holdings Corp. - Common Stock, par value $0.0001 per share (SHIP) together control 9.6% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC | 2.7% | 559,700 | +3.2% | 0.01% | $4,623,122 |
| GOLDMAN SACHS GROUP INC | 1.1% | 236,084 | +63% | 0% | $1,950,054 |
| MORGAN STANLEY | 0.73% | 152,544 | -0.8% | 0% | $1,260,013 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.64% | 134,316 | +72% | 0% | $1,109,450 |
| TWO SIGMA INVESTMENTS, LP | 0.44% | 92,322 | -10% | 0% | $762,580 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.4% | 84,254 | -2.7% | 0% | $695,938 |
| CITADEL ADVISORS LLC | 0.39% | 81,356 | +222% | 0% | $672,001 |
| BlackRock, Inc. | 0.36% | 75,041 | +0.72% | 0% | $619,839 |
| TWO SIGMA ADVISERS, LP | 0.3% | 62,446 | -42% | 0% | $515,804 |
| MILLENNIUM MANAGEMENT LLC | 0.28% | 58,548 | 0% | $483,606 | |
| JPMORGAN CHASE & CO | 0.21% | 44,467 | +56% | 0% | $367,297 |
| Triumph Capital Management | 0.2% | 42,919 | 0.1% | $354,511 | |
| MACKENZIE FINANCIAL CORP | 0.2% | 41,724 | 0% | $344,640 | |
| GSA CAPITAL PARTNERS LLP | 0.19% | 39,177 | 0.03% | $324,000 | |
| Walleye Capital LLC | 0.18% | 38,031 | 0% | $314,136 | |
| Cubist Systematic Strategies, LLC | 0.18% | 37,272 | 0% | $307,867 | |
| Jump Financial, LLC | 0.17% | 35,000 | +218% | 0% | $289,100 |
| SIMPLEX TRADING, LLC | 0.15% | 31,233 | +87% | 0.01% | $257,000 |
| JANE STREET GROUP, LLC | 0.14% | 29,882 | +52% | 0% | $246,826 |
| STATE STREET CORP | 0.14% | 28,982 | +2.2% | 0% | $240,840 |
| R Squared Ltd | 0.12% | 24,708 | +28% | 0.09% | $204,088 |
| BANK OF AMERICA CORP /DE/ | 0.11% | 23,220 | +23120% | 0% | $191,797 |
| Engineers Gate Manager LP | 0.1% | 20,061 | 0% | $165,704 | |
| BARCLAYS PLC | 0.09% | 19,362 | 0% | 0% | $159,930 |
| PDT Partners, LLC | 0.08% | 17,445 | 0.01% | $144,096 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 1,000 | $9,230 | $9.23 | 1 | |
| 2025 Q3 | 2,175,339 | $17,967,650 | +$3,891,941 | $8.26 | 46 |
| 2025 Q2 | 1,723,994 | $10,879,030 | -$3,816,516 | $6.31 | 33 |
| 2025 Q1 | 2,322,256 | $14,865,074 | -$12,785,440 | $6.40 | 38 |
| 2024 Q4 | 4,298,389 | $29,878,552 | +$1,996,878 | $6.95 | 57 |
| 2024 Q3 | 3,766,992 | $46,791,321 | -$6,551,129 | $12.42 | 53 |
| 2024 Q2 | 4,355,327 | $42,987,378 | +$22,303,409 | $9.87 | 56 |
| 2024 Q1 | 2,107,408 | $18,335,648 | +$8,551,951 | $8.70 | 44 |
| 2023 Q4 | 1,197,259 | $9,374,631 | +$6,145,888 | $7.83 | 32 |
| 2023 Q3 | 416,369 | $2,307,343 | +$615,701 | $5.52 | 22 |
| 2023 Q2 | 311,656 | $1,504,086 | -$1,156,467 | $4.82 | 20 |
| 2023 Q1 | 536,725 | $2,719,664 | +$2,719,610 | $5.06 | 20 |