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
Search
Sign in
Sign up
VPIM
Vanguard Personalized Indexing Management’s
Quantum-Si Incorporated
QSI
Stock Holding History
Vanguard Personalized Indexing Management’s Portfolio
QSI Stock Details
QSI Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$18.6K
Buy
23,991
+192
+0.8%
+$199
﹤0.01%
2127
2025
Q4
$26.2K
Sell
23,799
-1,394
-6%
-$2.27K
﹤0.01%
1927
2025
Q3
$35.5K
Buy
25,193
+1,102
+5%
+$1.59K
﹤0.01%
1936
2025
Q2
$47.2K
Buy
24,091
+614
+3%
+$908
﹤0.01%
1831
2025
Q1
$28.2K
Buy
23,477
+3,532
+18%
+$6.77K
﹤0.01%
1734
2024
Q4
$53.9K
Buy
19,945
+3,612
+22%
+$4.23K
﹤0.01%
1692
2024
Q3
$14.4K
Buy
+16,333
New
+$15.9K
﹤0.01%
1744
Other funds holding QSI
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
AIM
ARK Investment Management
St. Petersburg, Florida
$12.9B AUM
64.92%
1-Year Est. Return
NAMA
Nikko Asset Management Americas
New York
$7.07B AUM
50.91%
1-Year Est. Return
Sumitomo Mitsui Trust Group
Minato-Ku, Tokyo, Japan
$154B AUM
29.96%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
AQR Capital Management
Greenwich, Connecticut
$218B AUM
29.41%
1-Year Est. Return
UBS Group
Zurich, Switzerland
$564B AUM
30.12%
1-Year Est. Return
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
Sign up
Sign in
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
Theme
Close