International Seaways, Inc. (INSW) Institutional Ownership

Ownership Summary

International Seaways, Inc. (NYSE:INSW) has 330 institutional investors that have filed 13F reports for the period ending March 2026.

• These investors held 78.0% of outstanding shares in March 2026, up from 76.0% in December 2025.
• They increased total shares held in International Seaways by 18.04% from the prior quarter, while the number of investors in INSW increased 32.53% year over year.
• During the quarter, 189 of these 330 funds increased positions in INSW, 94 reduced exposure, and 47 held steady.
• Altogether, these fund groups held 38.5Mn shares in INSW by March 2026, up by 5.88Mn shares quarter on quarter, and down 1.36Mn shares year over year.
• BlackRock, Inc. leads ownership in INSW with 6.27Mn shares as of March 31, 2026, equal to 12.7% of outstanding shares.
• The biggest buyers of International Seaways for the quarter ending March 2026 included VANGUARD PORTFOLIO MANAGEMENT LLC (2.08Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.08Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (380.93K), Invesco Ltd. (305.92K), VANGUARD FIDUCIARY TRUST CO (268.27K).
• The largest sellers of International Seaways for the quarter ending March 2026 were Goldman Sachs Group Inc (458.17K), Amundi (252.1K), Empowered Funds, LLC (202.9K), NOMURA ASSET MANAGEMENT INTERNATIONAL INC. (166.81K), PRIVATE MANAGEMENT GROUP INC (155.08K).
• Business Quant data shows the 10 biggest positions in International Seaways as of March 2026 are held by BlackRock, Inc. (6.27Mn), FMR LLC (4.94Mn), DIMENSIONAL FUND ADVISORS LP (3.02Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (2.08Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.08Mn), AMERICAN CENTURY COMPANIES INC (2.0Mn), NOMURA ASSET MANAGEMENT INTERNATIONAL INC. (1.6Mn), State Street Corp (1.56Mn), GEODE CAPITAL MANAGEMENT, LLC (1.14Mn), Hosking Partners LLP (686.85K).