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William Blair & Company’s
Butterfly Network
BFLY
Stock Holding History
William Blair & Company’s Portfolio
BFLY Stock Details
BFLY Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$321K
Sell
79,500
-50,000
-39%
-$193K
﹤0.01%
1308
2025
Q4
$492K
Buy
129,500
+1,000
+0.8%
+$2.72K
﹤0.01%
1154
2025
Q3
$248K
Buy
128,500
+10,000
+8%
+$17K
﹤0.01%
1381
2025
Q2
$237K
Buy
118,500
+15,000
+14%
+$34.4K
﹤0.01%
1352
2025
Q1
$236K
Buy
103,500
+30,000
+41%
+$107K
﹤0.01%
1338
2024
Q4
$229K
Buy
73,500
+35,200
+92%
+$91.6K
﹤0.01%
1394
2024
Q3
$67.8K
Buy
+38,300
New
+$47.9K
﹤0.01%
1591
2021
Q2
–
Sell
-18,767
Closed
-$316K
–
1893
2021
Q1
$316K
Buy
+18,767
New
+$371K
﹤0.01%
1310
Other funds holding BFLY
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$5.7T AUM
30.48%
1-Year Est. Return
GCM
Glenview Capital Management
New York
$3.69B AUM
20.52%
1-Year Est. Return
FI
Fosun International
Hong Kong, China
$399M AUM
16.11%
1-Year Est. Return
HRCM
Hood River Capital Management
Palm Beach Gardens, Florida
$9.98B AUM
145.42%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
AIM
ARK Investment Management
St. Petersburg, Florida
$12.9B AUM
64.92%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
AIC
AWM Investment Company
New York
$903M AUM
163.47%
1-Year Est. Return
Bank of America
Charlotte, North Carolina
$1.37T AUM
24.88%
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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