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D.E. Shaw & Co’s
Byrna Technologies
BYRN
Stock Holding History
D.E. Shaw & Co’s Portfolio
BYRN Stock Details
BYRN Fund Activity
Bought
Maintained
Sold
Shares
Call Options
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2025
Q4
–
Sell
-60,000
Closed
-$1.33M
–
4614
2025
Q3
$1.33M
Buy
60,000
+30,000
+100%
+$666K
﹤0.01%
3267
2025
Q2
$926K
Buy
30,000
+1,500
+5%
+$36.6K
﹤0.01%
3289
2025
Q1
$480K
Buy
+28,500
New
+$736K
﹤0.01%
3532
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
UBS Group
Zurich, Switzerland
$666B AUM
30.12%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
PA
Pinnacle Associates
New York
$7.78B AUM
45.07%
1-Year Est. Return
ACH
ArrowMark Colorado Holdings
Denver, Colorado
$3.76B AUM
21.77%
1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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