Citigroup’s ZeroStack Corp ZSTK Stock Holding History

Citigroup’s Portfolio ZSTK Stock Details ZSTK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$14.1K	Buy	2,930 +2,929	+292,900%	+$9.6K	﹤0.01%	5101
2026 Q2	$3	Buy	+1	New	+$5	﹤0.01%	5638
2025 Q4	–	Sell	-140	Closed	-$2.42K	–	6182
2025 Q3	$2.42K	Buy	+140	New	+$3.24K	﹤0.01%	5436
2022 Q3	–	Sell	-2	Closed	-$1K	–	5980
2022 Q2	$1K	Buy	+2	New	+$1.9K	﹤0.01%	6017

Other funds holding ZSTK

Caitong International Asset Management Hong Kong $1.04B AUM 150.25% 1-Year Est. Return

SBI Securities Tokyo, Japan $4.38B AUM 56.37% 1-Year Est. Return

Key Financial Inc West Chester, Pennsylvania $614M AUM 14.43% 1-Year Est. Return

Citigroup's ZSTK Position: Q3 2026 in Review

Citigroup increased its ZeroStack Corp (ZSTK) stake by 292,900% in Q3 2026, buying an estimated $9.6K and bringing the position to 2,930 shares worth $14.1K. The position accounts for ﹤0.01% of the portfolio, ranked #5101.

Citigroup first reported a position in ZSTK in Q2 2022 and has held it in 4 quarters since. 4 funds tracked by Wall St. Rank hold ZSTK as of Q3 2026.

Citigroup held 2,930 shares of ZeroStack Corp worth $14.1K as of Q3 2026.
Citigroup bought 2,929 ZeroStack Corp shares in Q3 2026, an estimated $9.6K.
ZeroStack Corp made up ﹤0.01% of Citigroup's portfolio in Q3 2026, its #5101 holding.
Citigroup first reported a position in ZeroStack Corp in Q2 2022 and has held it in 4 quarters since.
4 funds tracked by Wall St. Rank held ZeroStack Corp as of Q3 2026.

Based on Citigroup's 13F filing for Q3 2026, filed 4 Nov 2026.