JY
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Jeff Yass’s Byrna Technologies BYRN Stock Holding History

Jeff Yass’s Portfolio BYRN Stock Details BYRN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-22,400
Closed -$206K – 13442
2026
Q1 		$206K Sell
22,400
-10,900
-33% -$143K ﹤0.01% 11650
2025
Q4 		$559K Sell
33,300
-15,900
-32% -$310K ﹤0.01% 8507
2025
Q3 		$1.09M Buy
49,200
+22,000
+81% +$488K ﹤0.01% 7154
2025
Q2 		$840K Sell
27,200
-24,700
-48% -$603K ﹤0.01% 7898
2025
Q1 		$874K Sell
51,900
-33,300
-39% -$860K ﹤0.01% 7583
2024
Q4 		$2.45M Buy
85,200
+71,200
+509% +$1.4M ﹤0.01% 4855
2024
Q3 		$238K Buy
+14,000
New +$166K ﹤0.01% 10121

Other funds holding BYRN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
WANY
Wealthspire Advisors (New York) New York $18.2B AUM 21.48% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
QOP
Quinn Opportunity Partners Charlottesville, Virginia $2.16B AUM 28.56% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PA
Pinnacle Associates New York $9.16B AUM 63.5% 1-Year Est. Return
MGIA
Moneta Group Investment Advisors St Louis, Missouri $13.5B AUM 24.62% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Jeff Yass's BYRN Position: Q2 2026 in Review

Jeff Yass increased its Byrna Technologies (BYRN) stake by 263% in Q2 2026, buying an estimated $414K and bringing the position to 93,142 shares worth $625K. The position accounts for ﹤0.01% of the portfolio, ranked #9378.

Jeff Yass first reported a position in BYRN in Q3 2021 and has held it in 15 quarters since. The position peaked at $2.76M in Q1 2024. 108 funds tracked by Wall St. Rank hold BYRN as of Q2 2026.

  • Jeff Yass held 93,142 shares of Byrna Technologies worth $625K as of Q2 2026.
  • Jeff Yass bought 67,464 Byrna Technologies shares in Q2 2026, an estimated $414K.
  • Byrna Technologies made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #9378 holding.
  • Jeff Yass first reported a position in Byrna Technologies in Q3 2021 and has held it in 15 quarters since.
  • Jeff Yass's Byrna Technologies position peaked at $2.76M in Q1 2024.
  • 108 funds tracked by Wall St. Rank held Byrna Technologies as of Q2 2026.

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