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John Overdeck’s Byrna Technologies BYRN Stock Holding History

John Overdeck’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
-21,586
Closed -$667K – 3668
2025
Q2 		$667K Buy
21,586
+53
+0.2% +$1.29K ﹤0.01% 2453
2025
Q1 		$363K Sell
21,533
-2
-0% -$52 ﹤0.01% 2643
2024
Q4 		$620K Sell
21,535
-22,062
-51% -$432K ﹤0.01% 2433
2024
Q3 		$740K Buy
43,597
+31,788
+269% +$376K ﹤0.01% 2279
2024
Q2 		$118K Buy
+11,809
New +$146K ﹤0.01% 2802

Other funds holding BYRN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
ACH
ArrowMark Colorado Holdings Denver, Colorado $2.4B AUM 42.85% 1-Year Est. Return

John Overdeck's BYRN Position: Q3 2025 in Review

John Overdeck sold out of Byrna Technologies (BYRN) in Q3 2025, closing a stake of 21,586 shares — an estimated $667K sold.

John Overdeck first reported a position in BYRN in Q2 2024 and held it in 5 quarters. The position peaked at $740K in Q3 2024. 130 funds tracked by Wall St. Rank hold BYRN as of Q3 2025.

  • John Overdeck reported no remaining Byrna Technologies position as of Q3 2025 after selling out during the quarter.
  • John Overdeck sold 21,586 Byrna Technologies shares in Q3 2025, an estimated $667K.
  • John Overdeck first reported a position in Byrna Technologies in Q2 2024 and held it in 5 quarters.
  • John Overdeck's Byrna Technologies position peaked at $740K in Q3 2024.
  • 130 funds tracked by Wall St. Rank held Byrna Technologies as of Q3 2025.

Based on Two Sigma Investments's 13F filing for Q3 2025, filed 14 Nov 2025.