Jane Street’s X-Square Municipal Income Tax Free ETF ZTAX Stock Holding History

Jane Street’s Portfolio ZTAX Stock Details ZTAX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$570K	Buy	+22,468	New	+$577K	﹤0.01%	7708
2025 Q3	–	Sell	-7,975	Closed	-$201K	–	11937
2025 Q2	$201K	Sell	7,975 -4,645	-37%	-$115K	﹤0.01%	8539
2025 Q1	$318K	Buy	+12,620	New	+$328K	﹤0.01%	7703
2024 Q4	–	Sell	-10,883	Closed	-$288K	–	10780
2024 Q3	$288K	Sell	10,883 -18,044	-62%	-$478K	﹤0.01%	8100
2024 Q2	$764K	Buy	28,927 +17,799	+160%	+$477K	﹤0.01%	6295
2024 Q1	$303K	Buy	+11,128	New	+$288K	﹤0.01%	7551
2023 Q4	–	Sell	-28,183	Closed	-$703K	–	9921
2023 Q3	$703K	Buy	28,183 +11,884	+73%	+$301K	﹤0.01%	5721
2023 Q2	$421K	Buy	+16,299	New	+$416K	﹤0.01%	6587

Other funds holding ZTAX

XSC

X-Square Capital Guaynabo, Puerto Rico $394M AUM 44.75% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Jane Street's ZTAX Position: Q2 2026 in Review

Jane Street opened a new position in X-Square Municipal Income Tax Free ETF (ZTAX) in Q2 2026: 22,468 shares worth $570K. The stake represents ﹤0.01% of the portfolio and ranks #7708 among its holdings. This is a return to the name: Jane Street previously reported a position in ZTAX as recently as Q2 2025.

Jane Street first reported a position in ZTAX in Q2 2023 and has held it in 8 quarters since. The position peaked at $764K in Q2 2024. 3 funds tracked by Wall St. Rank hold ZTAX as of Q2 2026.

Jane Street held 22,468 shares of X-Square Municipal Income Tax Free ETF worth $570K as of Q2 2026.
X-Square Municipal Income Tax Free ETF was a new Jane Street position in Q2 2026.
X-Square Municipal Income Tax Free ETF made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #7708 holding.
Jane Street first reported a position in X-Square Municipal Income Tax Free ETF in Q2 2023 and has held it in 8 quarters since.
Jane Street's X-Square Municipal Income Tax Free ETF position peaked at $764K in Q2 2024.
3 funds tracked by Wall St. Rank held X-Square Municipal Income Tax Free ETF as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.