Renaissance Technologies’s ECARX Holdings ECX Stock Holding History

Renaissance Technologies’s Portfolio ECX Stock Details ECX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2.73M	Buy	2,119,119 +103,519	+5%	+$118K	﹤0.01%	1794
2026 Q1	$1.97M	Buy	2,015,600 +173,500	+9%	+$275K	﹤0.01%	1906
2025 Q4	$3.17M	Buy	1,842,100 +667,800	+57%	+$1.35M	﹤0.01%	1606
2025 Q3	$2.36M	Buy	1,174,300 +385,400	+49%	+$684K	﹤0.01%	1963
2025 Q2	$1.62M	Buy	788,900 +83,724	+12%	+$121K	﹤0.01%	2247
2025 Q1	$889K	Buy	705,176 +406,749	+136%	+$869K	﹤0.01%	2487
2024 Q4	$630K	Buy	+298,427	New	+$550K	﹤0.01%	2741

Other funds holding ECX

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return

Tudor Investment Corp Stamford, Connecticut $71.9B AUM 42.37% 1-Year Est. Return

Mitsubishi UFJ Asset Management Tokyo, Japan $180B AUM 37.51% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Barclays London, United Kingdom $521B AUM 51.41% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

CCS

Concentric Capital Strategies Stamford, Connecticut $1.8B AUM 51.77% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Renaissance Technologies's ECX Position: Q2 2026 in Review

Renaissance Technologies increased its ECARX Holdings (ECX) stake by 5.1% in Q2 2026, buying an estimated $118K and bringing the position to 2,119,119 shares worth $2.73M. The position accounts for ﹤0.01% of the portfolio, ranked #1794.

Renaissance Technologies first reported a position in ECX in Q4 2024 and has held it in 7 quarters since. The position peaked at $3.17M in Q4 2025. 39 funds tracked by Wall St. Rank hold ECX as of Q2 2026.

Renaissance Technologies held 2,119,119 shares of ECARX Holdings worth $2.73M as of Q2 2026.
Renaissance Technologies bought 103,519 ECARX Holdings shares in Q2 2026, an estimated $118K.
ECARX Holdings made up ﹤0.01% of Renaissance Technologies's portfolio in Q2 2026, its #1794 holding.
Renaissance Technologies first reported a position in ECARX Holdings in Q4 2024 and has held it in 7 quarters since.
Renaissance Technologies's ECARX Holdings position peaked at $3.17M in Q4 2025.
39 funds tracked by Wall St. Rank held ECARX Holdings as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.