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OAM
Oberweis Asset Management’s
Gorman-Rupp
GRC
Stock Holding History
Oberweis Asset Management’s Portfolio
GRC Stock Details
GRC Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$5.9M
Buy
95,000
+1,800
+2%
+$106K
0.17%
141
2025
Q4
$4.45M
Buy
93,200
+2,300
+3%
+$107K
0.16%
151
2025
Q3
$4.22M
Hold
90,900
–
–
0.16%
152
2025
Q2
$3.34M
Hold
90,900
–
–
0.15%
157
2025
Q1
$3.19M
Buy
90,900
+7,500
+9%
+$282K
0.16%
152
2024
Q4
$3.16M
Buy
83,400
+14,500
+21%
+$579K
0.15%
163
2024
Q3
$2.68M
Hold
68,900
–
–
0.14%
176
2024
Q2
$2.53M
Hold
68,900
–
–
0.16%
162
2024
Q1
$2.72M
Hold
68,900
–
–
0.2%
157
2023
Q4
$2.45M
Buy
68,900
+3,900
+6%
+$126K
0.23%
160
2023
Q3
$2.14M
Buy
+65,000
New
+$2M
0.23%
149
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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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