Jane Street’s Matthews Emerging Markets Discovery Active ETF MEMS Stock Holding History

Jane Street’s Portfolio MEMS Stock Details MEMS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$589K	Sell	22,449 -4,930	-18%	-$133K	﹤0.01%	7666
2025 Q4	$698K	Sell	27,379 -11,237	-29%	-$296K	﹤0.01%	6971
2025 Q3	$1.03M	Sell	38,616 -2,307	-6%	-$61.2K	﹤0.01%	6249
2025 Q2	$1.07M	Buy	40,923 +24,113	+143%	+$581K	﹤0.01%	5484
2025 Q1	$393K	Sell	16,810 -13,374	-44%	-$313K	﹤0.01%	7313
2024 Q4	$712K	Sell	30,184 -21,041	-41%	-$531K	﹤0.01%	6030
2024 Q3	$1.37M	Buy	+51,225	New	+$1.31M	﹤0.01%	5240
2024 Q2	–	Sell	-40,017	Closed	-$1.01M	–	9866
2024 Q1	$1.01M	Buy	+40,017	New	+$1.02M	﹤0.01%	5391

Other funds holding MEMS

CFA

Cahill Financial Advisors Edina, Minnesota $924M AUM 16.55% 1-Year Est. Return

RCM

Richardson Capital Management Menomonee Falls, Wisconsin $234M AUM 22.66% 1-Year Est. Return

OMC

Old Mission Capital Chicago, Illinois $6.3B AUM 14.68% 1-Year Est. Return

PFA

Pathway Financial Advisors South Burlington, Vermont $857M AUM 17.21% 1-Year Est. Return

Jane Street's MEMS Position: Q1 2026 in Review

Jane Street reduced its Matthews Emerging Markets Discovery Active ETF (MEMS) stake by 18% in Q1 2026, selling an estimated $133K and leaving 22,449 shares worth $589K. The position accounts for ﹤0.01% of the portfolio, ranked #7666.

Jane Street first reported a position in MEMS in Q1 2024 and has held it in 8 quarters since. The position peaked at $1.37M in Q3 2024. 5 funds tracked by Wall St. Rank hold MEMS as of Q1 2026.

Jane Street held 22,449 shares of Matthews Emerging Markets Discovery Active ETF worth $589K as of Q1 2026.
Jane Street sold 4,930 Matthews Emerging Markets Discovery Active ETF shares in Q1 2026, an estimated $133K.
Matthews Emerging Markets Discovery Active ETF made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #7666 holding.
Jane Street first reported a position in Matthews Emerging Markets Discovery Active ETF in Q1 2024 and has held it in 8 quarters since.
Jane Street's Matthews Emerging Markets Discovery Active ETF position peaked at $1.37M in Q3 2024.
5 funds tracked by Wall St. Rank held Matthews Emerging Markets Discovery Active ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.