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Byrna Technologies
BYRN

133 hedge funds and large institutions have $451M invested in Byrna Technologies in 2025 Q2 according to their latest regulatory filings, with 38 funds opening new positions, 46 increasing their positions, 33 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed

392% more call options, than puts

Call options by funds: $17.7M | Put options by funds: $3.6M

101% more capital invested

Capital invested by funds: $224M → $451M (+$227M)

39% more repeat investments, than reductions

Existing positions increased: 46 | Existing positions reduced: 33

15% more first-time investments, than exits

New positions opened: 38 | Existing positions closed: 33

5.72% more ownership

Funds ownership: 58.74% → 64.46% (+5.7%)

3% more funds holding

Funds holding: 129 → 133 (+4)

Holders
133
Holders Change
+4
Holders Change %
+3.1%
% of All Funds
1.75%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
38
Increased
46
Reduced
33
Closed
33
Calls
$17.7M
Puts
$3.6M
Net Calls
+$14.1M
Net Calls Change
+$9.7M

Top Buyers

Rank Fund Capital Flow
1
Fidelity Investments
Fidelity Investments
Massachusetts
+$26M
2
Invesco
Invesco
Georgia
+$10.3M
3
DCM
Driehaus Capital Management
Illinois
+$4.11M
4
MC
Maverick Capital
Texas
+$2.73M
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$2.29M

Top Sellers

Rank Fund Capital Flow
1
WANY
Wealthspire Advisors (New York)
New York
-$3.91M
2
Millennium Management
Millennium Management
New York
-$2.97M
3
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$2.47M
4
Renaissance Technologies
Renaissance Technologies
New York
-$1.89M
5
ACM
Archon Capital Management
Washington
-$1.71M
Name Holding Trade Value Shares
Change 		Change in
Stake
JF
26
Jump Financial
Illinois
$2.83M +$2.24M +91,513 New
Verition Fund Management
27
Verition Fund Management
Connecticut
$2.56M +$2.03M +82,920 New
Jane Street
28
Jane Street
New York
$2.47M +$1.64M +67,285 +532%
Goldman Sachs
29
Goldman Sachs
New York
$2.43M -$780K -31,917 -29%
AAM
30
Advisors Asset Management
Colorado
$2.26M +$505K +20,667 +39%
Morgan Stanley
31
Morgan Stanley
New York
$1.81M -$486K -19,880 -25%
Charles Schwab
32
Charles Schwab
California
$1.66M +$100K +4,100 +8%
GCP
33
GSA Capital Partners
United Kingdom
$1.61M +$1.28M +52,242 New
Man Group
34
Man Group
United Kingdom
$1.53M +$394K +16,146 +48%
HWAM
35
Hennion & Walsh Asset Management
New Jersey
$1.37M +$423K +17,328 +64%
MCC
36
Malaga Cove Capital
California
$1.27M -$76.7K -3,139 -7%
Susquehanna International Group
37
Susquehanna International Group
Pennsylvania
$1.2M -$390K -15,947 -29%
JG
38
Jain Global
New York
$1.16M +$915K +37,459 New
QT
39
Quantbot Technologies
New York
$1.14M +$899K +36,778 New
SSA
40
Sierra Summit Advisors
Nevada
$1.13M +$210K +8,606 +31%
Barclays
41
Barclays
United Kingdom
$1.01M +$337K +13,787 +73%
Wells Fargo
42
Wells Fargo
California
$1M +$517K +21,176 +189%
AQR Capital Management
43
AQR Capital Management
Connecticut
$928K -$361K -14,794 -33%
Principal Financial Group
44
Principal Financial Group
Iowa
$916K +$724K +29,647 New
RhumbLine Advisers
45
RhumbLine Advisers
Massachusetts
$896K +$132K +5,419 +23%
EI
46
EAM Investors
California
$878K -$219K -8,964 -24%
Royal Bank of Canada
47
Royal Bank of Canada
Ontario, Canada
$868K +$116K +4,731 +20%
OAC
48
OMERS Administration Corp
Ontario, Canada
$760K +$601K +24,600 New
Creative Planning
49
Creative Planning
Kansas
$681K +$194K +7,924 +56%
Ameriprise
50
Ameriprise
Minnesota
$675K -$654K -26,754 -55%
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BYRN Hedge Fund Activity: Q2 2025 in Review

133 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Byrna Technologies (BYRN) for Q2 2025, worth a combined $451M — up 101% from $224M a quarter earlier.

Buyers outnumbered sellers: 38 funds opened new BYRN positions and 33 closed out — a net gain of 5 holders — while 46 added to existing stakes and 33 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $26M. The largest seller was Wealthspire Advisors (New York), cutting an estimated $3.91M.

  • 133 institutional investors held Byrna Technologies (BYRN) as of Q2 2025, up from 129 in Q1 2025.
  • Funds reported $451M of Byrna Technologies stock for Q2 2025, up 101% quarter-over-quarter.
  • 38 funds opened new Byrna Technologies positions in Q2 2025 and 33 closed out, a net change of +5 holders.
  • The largest Byrna Technologies buyer in Q2 2025 was Fidelity Investments, an estimated $26M added.
  • The largest Byrna Technologies seller in Q2 2025 was Wealthspire Advisors (New York), an estimated $3.91M sold.

Based on aggregated 13F filings for Q2 2025.