Jeff Yass’s SEALSQ Corp LAES Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$39.1M Buy
12,425,400
+1,611,100
+15% +$4.81M ﹤0.01% 1763
2026
Q1
$28.3M Buy
10,814,300
+2,083,100
+24% +$8.13M ﹤0.01% 1802
2025
Q4
$33M Buy
8,731,200
+2,613,400
+43% +$13.3M ﹤0.01% 1730
2025
Q3
$22.9M Buy
6,117,800
+5,357,300
+704% +$17.3M ﹤0.01% 2062
2025
Q2
$3.06M Buy
760,500
+345,000
+83% +$1.06M ﹤0.01% 4923
2025
Q1
$1.08M Buy
+415,500
New +$1.55M ﹤0.01% 7058

Other funds holding LAES

Jeff Yass's LAES Position: Q2 2026 in Review

Jeff Yass reduced its SEALSQ Corp (LAES) stake by 98% in Q2 2026, selling an estimated $3.85M and leaving 29,104 shares worth $91.7K. The position accounts for ﹤0.01% of the portfolio, ranked #12555.

Jeff Yass first reported a position in LAES in Q3 2023 and has held it in 8 quarters since. The position peaked at $3.59M in Q2 2025. 109 funds tracked by Wall St. Rank hold LAES as of Q2 2026.

  • Jeff Yass held 29,104 shares of SEALSQ Corp worth $91.7K as of Q2 2026.
  • Jeff Yass sold 1,291,389 SEALSQ Corp shares in Q2 2026, an estimated $3.85M.
  • SEALSQ Corp made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #12555 holding.
  • Jeff Yass first reported a position in SEALSQ Corp in Q3 2023 and has held it in 8 quarters since.
  • Jeff Yass's SEALSQ Corp position peaked at $3.59M in Q2 2025.
  • 109 funds tracked by Wall St. Rank held SEALSQ Corp as of Q2 2026.

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