Cubist Systematic Strategies’s Byrna Technologies BYRN Stock Holding History

Cubist Systematic Strategies’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
2025 Q3	–	Sell	-17,476	Closed	-$540K	–	3040
2025 Q2	$540K	Sell	17,476 -14,431	-45%	-$353K	﹤0.01%	2224
2025 Q1	$537K	Buy	+31,907	New	+$824K	﹤0.01%	2134
2024 Q4	–	Sell	-56,280	Closed	-$955K	–	3012
2024 Q3	$955K	Sell	56,280 -19,922	-26%	-$236K	0.01%	1861
2024 Q2	$760K	Buy	76,202 +45,118	+145%	+$556K	0.01%	1906
2024 Q1	$433K	Buy	+31,084	New	+$301K	﹤0.01%	2690
2023 Q2	–	Sell	-6,372	Closed	-$48.4K	–	3557
2023 Q1	$48.4K	Buy	+6,372	New	+$56.6K	﹤0.01%	3569
2022 Q2	–	Sell	-13,210	Closed	-$108K	–	4367
2022 Q1	$108K	Sell	13,210 -1,084	-8%	-$11K	﹤0.01%	3216
2021 Q4	$191K	Sell	14,294 -20,005	-58%	-$326K	﹤0.01%	3045
2021 Q3	$750K	Buy	+34,299	New	+$849K	0.01%	1740

Other funds holding BYRN

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

DCM

Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

ACH

ArrowMark Colorado Holdings Denver, Colorado $3.76B AUM 21.77% 1-Year Est. Return

Cubist Systematic Strategies's BYRN Position: Q3 2025 in Review

Cubist Systematic Strategies sold out of Byrna Technologies (BYRN) in Q3 2025, closing a stake of 17,476 shares — an estimated $540K sold.

Cubist Systematic Strategies first reported a position in BYRN in Q3 2021 and held it in 9 quarters. The position peaked at $955K in Q3 2024. 130 funds tracked by Wall St. Rank hold BYRN as of Q3 2025.

Cubist Systematic Strategies reported no remaining Byrna Technologies position as of Q3 2025 after selling out during the quarter.
Cubist Systematic Strategies sold 17,476 Byrna Technologies shares in Q3 2025, an estimated $540K.
Cubist Systematic Strategies first reported a position in Byrna Technologies in Q3 2021 and held it in 9 quarters.
Cubist Systematic Strategies's Byrna Technologies position peaked at $955K in Q3 2024.
130 funds tracked by Wall St. Rank held Byrna Technologies as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.