ECARX Holdings ECX Institutional Ownership

Ownership Summary

ECARX Holdings Inc. (NASDAQ:ECX) is held by 39 institutional investors per 13F filings through March 2026.

• These investors collectively held 4.7% of ECARX Holdings's outstanding shares in March 2026, down from 6.6% in December 2025.
• Their total shares held in ECX decreased -21.75% from the prior quarter, while the number of investors in ECARX Holdings decreased 15.22% year over year.
• Of these 39 funds, 18 grew their exposure to ECARX Holdings, 15 cut back, and 6 maintained positions.
• The aggregate institutional position in ECARX Holdings amounted to 17.0Mn shares as of March 2026, down by 4.73Mn shares quarter on quarter, and down 18.23Mn shares year over year.
• SUSQUEHANNA INTERNATIONAL GROUP, LLP leads ownership in ECX with 5.07Mn shares as of March 31, 2026, equal to 1.39% of outstanding shares.
• The most significant purchases of ECX for the quarter ending March 2026 came from MARSHALL WACE, LLP (510.28K), XTX Topco Ltd (180.21K), RENAISSANCE TECHNOLOGIES LLC (173.5K), Centiva Capital, LP (114.11K), Concentric Capital Strategies, LP (77.67K).
• Leading sellers of ECARX Holdings shares for the quarter ending March 2026 were CITADEL ADVISORS LLC (2.44Mn), JANE STREET GROUP, LLC (1.68Mn), ACADIAN ASSET MANAGEMENT LLC (933.52K), Goldman Sachs Group Inc (512.88K), Caitong International Asset Management Co., Ltd (236.34K).
• According to Business Quant data, leading holders of ECX for March 2026 are SUSQUEHANNA INTERNATIONAL GROUP, LLP (5.07Mn), TUDOR INVESTMENT CORP ET AL (2.2Mn), RENAISSANCE TECHNOLOGIES LLC (2.02Mn), State Street Corp (1.24Mn), Legal & General Group Plc (1.09Mn), MARSHALL WACE, LLP (758.12K), UBS Group AG (682.13K), JANE STREET GROUP, LLC (628.49K), Altshuler Shaham Ltd (599.99K), Mitsubishi UFJ Asset Management Co., Ltd. (591.0K).