Jeff Yass’s Maris-Tech MTEK Stock Holding History

Jeff Yass’s Portfolio MTEK Stock Details MTEK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$25.9K	Buy	+26,404	New	+$33.6K	﹤0.01%	12994
2026 Q1	–	Sell	-25,749	Closed	-$29.9K	–	13764
2025 Q4	$29.9K	Buy	+25,749	New	+$39.2K	﹤0.01%	11874
2024 Q1	–	Sell	-11,780	Closed	-$12.4K	–	12909
2023 Q4	$12.4K	Buy	+11,780	New	+$12.3K	﹤0.01%	12043
2023 Q1	–	Sell	-22,326	Closed	-$18.5K	–	13151
2022 Q4	$18.5K	Buy	+22,326	New	+$23.8K	﹤0.01%	11788

Other funds holding MTEK

XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return

StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return

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

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

GSIAS

Garden State Investment Advisory Services Red Bank, New Jersey $553M AUM 31.68% 1-Year Est. Return

SSG

Summit Securities Group New York $1.05B AUM 36.17% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

BWL

Bogart Wealth LLC Mclean, Virginia $2.92B AUM 23.85% 1-Year Est. Return

Jeff Yass's MTEK Position: Q2 2026 in Review

Jeff Yass opened a new position in Maris-Tech (MTEK) in Q2 2026: 26,404 shares worth $25.9K. The stake represents ﹤0.01% of the portfolio and ranks #12994 among its holdings. This is a return to the name: Jeff Yass previously reported a position in MTEK as recently as Q4 2025.

Jeff Yass first reported a position in MTEK in Q4 2022 and has held it in 4 quarters since. The position peaked at $29.9K in Q4 2025. 10 funds tracked by Wall St. Rank hold MTEK as of Q2 2026.

Jeff Yass held 26,404 shares of Maris-Tech worth $25.9K as of Q2 2026.
Maris-Tech was a new Jeff Yass position in Q2 2026.
Maris-Tech made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #12994 holding.
Jeff Yass first reported a position in Maris-Tech in Q4 2022 and has held it in 4 quarters since.
Jeff Yass's Maris-Tech position peaked at $29.9K in Q4 2025.
10 funds tracked by Wall St. Rank held Maris-Tech as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.