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MZTI
William Blair Investment Management’s
The Marzetti Company
MZTI
Stock Holding History
William Blair Investment Management’s Portfolio
MZTI Stock Details
MZTI Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
–
Sell
-547,629
Closed
-$90M
–
439
2025
Q4
$90M
Sell
547,629
-132,611
-19%
-$22.1M
0.25%
109
2025
Q3
$118M
Sell
680,240
-193,117
-22%
-$34.6M
0.3%
88
2025
Q2
$151M
Buy
873,357
+153,052
+21%
+$26.4M
0.4%
73
2025
Q1
$126M
Sell
720,305
-118,063
-14%
-$21.3M
0.35%
79
2024
Q4
$145M
Sell
838,368
-134,118
-14%
-$24.5M
0.35%
91
2024
Q3
$172M
Sell
972,486
-41,928
-4%
-$7.72M
0.42%
78
2024
Q2
$192M
Sell
1,014,414
-329,425
-25%
-$62.9M
0.5%
58
2024
Q1
$279M
Sell
1,343,839
-37,677
-3%
-$7.17M
0.72%
28
2023
Q4
$230M
Buy
1,381,516
+73,904
+6%
+$12.4M
0.67%
40
2023
Q3
$216M
Buy
1,307,612
+145,560
+13%
+$26.2M
0.72%
32
2023
Q2
$234M
Sell
1,162,052
-853
-0.1%
-$173K
0.75%
28
2023
Q1
$236M
Buy
1,162,905
+414,040
+55%
+$80.5M
0.82%
27
2022
Q4
$148M
Buy
+748,865
New
+$142M
0.57%
60
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1-Year Est. Return
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1-Year Est. Return
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1-Year Est. Return
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$1.61T AUM
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1-Year Est. Return
Dimensional Fund Advisors
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$481B AUM
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1-Year Est. Return
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$63.9B AUM
45.56%
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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