Jeff Yass’s Similarweb SMWB Stock Holding History

Jeff Yass’s Portfolio SMWB Stock Details SMWB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-381,900	Closed	-$2.99M	–	13770
2025 Q2	$2.99M	Sell	381,900 -259,100	-40%	-$1.94M	﹤0.01%	4961
2025 Q1	$5.3M	Sell	641,000 -35,000	-5%	-$431K	﹤0.01%	3546
2024 Q4	$9.58M	Buy	676,000 +654,800	+3,089%	+$7.24M	﹤0.01%	2720
2024 Q3	$187K	Sell	21,200 -5,300	-20%	-$41.9K	﹤0.01%	10521
2024 Q2	$206K	Sell	26,500 -32,900	-55%	-$256K	﹤0.01%	10299
2024 Q1	$535K	Buy	+59,400	New	+$439K	﹤0.01%	8345
2022 Q4	–	Sell	-68,600	Closed	-$402K	–	13580
2022 Q3	$402K	Sell	68,600 -4,300	-6%	-$35.6K	﹤0.01%	9045
2022 Q2	$601K	Sell	72,900 -13,100	-15%	-$138K	﹤0.01%	7819
2022 Q1	$1.11M	Buy	+86,000	New	+$1.22M	﹤0.01%	6842

Other funds holding SMWB

Naspers South Africa $84.4M AUM 76.38% 1-Year Est. Return

MMH

Menora Mivtachim Holdings Ramat Gan, Israel $25.6B AUM 50.04% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

ICP

ION Crossover Partners Herzliya Pituach, Israel $74.7M AUM

Ulysses Management New York $506M AUM 8.58% 1-Year Est. Return

SST

S Squared Technology New York $322M AUM 92.75% 1-Year Est. Return

SSA

Schonfeld Strategic Advisors New York $27.9B AUM 51.18% 1-Year Est. Return

YDMI

Y.D. More Investments Ramat Gan, Israel $3.21B AUM 117.29% 1-Year Est. Return

AIM

ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Jeff Yass's SMWB Position: Q2 2026 in Review

Jeff Yass opened a new position in Similarweb (SMWB) in Q2 2026: 138,417 shares worth $848K. The stake represents ﹤0.01% of the portfolio and ranks #8615 among its holdings. This is a return to the name: Jeff Yass previously reported a position in SMWB as recently as Q3 2025.

Jeff Yass first reported a position in SMWB in Q4 2021 and has held it in 8 quarters since. The position peaked at $3M in Q3 2025. 69 funds tracked by Wall St. Rank hold SMWB as of Q2 2026.

Jeff Yass held 138,417 shares of Similarweb worth $848K as of Q2 2026.
Similarweb was a new Jeff Yass position in Q2 2026.
Similarweb made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #8615 holding.
Jeff Yass first reported a position in Similarweb in Q4 2021 and has held it in 8 quarters since.
Jeff Yass's Similarweb position peaked at $3M in Q3 2025.
69 funds tracked by Wall St. Rank held Similarweb as of Q2 2026.

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