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
2026 Q2	$848K	Buy	+138,417	New	+$503K	﹤0.01%	8615
2025 Q4	–	Sell	-322,321	Closed	-$2.6M	–	13528
2025 Q3	$3M	Buy	322,321 +191,527	+146%	+$1.71M	﹤0.01%	4976
2025 Q2	$1.03M	Buy	130,794 +100,457	+331%	+$752K	﹤0.01%	7370
2025 Q1	$251K	Buy	+30,337	New	+$374K	﹤0.01%	10467
2022 Q4	–	Sell	-145,519	Closed	-$853K	–	13581
2022 Q3	$853K	Buy	145,519 +84,433	+138%	+$699K	﹤0.01%	7049
2022 Q2	$504K	Buy	61,086 +47,093	+337%	+$497K	﹤0.01%	8240
2022 Q1	$181K	Sell	13,993 -5,497	-28%	-$78.2K	﹤0.01%	11360
2021 Q4	$349K	Buy	+19,490	New	+$358K	﹤0.01%	10117

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.