Granahan Investment Management’s Magnite MGNI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$87.9M Buy
3,642,786
+992,796
+37% +$23.9M 3.58% 3
2025
Q1
$30.2M Sell
2,649,990
-963,094
-27% -$11M 1.51% 18
2024
Q4
$57.5M Sell
3,613,084
-387,635
-10% -$6.17M 2.4% 9
2024
Q3
$55.4M Sell
4,000,719
-1,229,431
-24% -$17M 2.18% 8
2024
Q2
$69.5M Sell
5,230,150
-207,942
-4% -$2.76M 2.78% 4
2024
Q1
$58.5M Sell
5,438,092
-1,288,176
-19% -$13.8M 2.05% 9
2023
Q4
$62.8M Sell
6,726,268
-477,535
-7% -$4.46M 2.08% 9
2023
Q3
$54.3M Sell
7,203,803
-349,191
-5% -$2.63M 1.94% 11
2023
Q2
$103M Sell
7,552,994
-1,580,121
-17% -$21.6M 3.17% 2
2023
Q1
$84.6M Sell
9,133,115
-1,320,835
-13% -$12.2M 2.57% 6
2022
Q4
$111M Buy
10,453,950
+35,988
+0.3% +$381K 3.39% 2
2022
Q3
$68.4M Buy
10,417,962
+918,704
+10% +$6.04M 2.23% 10
2022
Q2
$84.4M Buy
9,499,258
+370,509
+4% +$3.29M 2.88% 8
2022
Q1
$121M Buy
9,128,749
+646,392
+8% +$8.54M 2.99% 8
2021
Q4
$148M Buy
8,482,357
+1,319,705
+18% +$23.1M 3.06% 5
2021
Q3
$201M Buy
7,162,652
+689,659
+11% +$19.3M 3.81% 2
2021
Q2
$219M Buy
6,472,993
+1,359,524
+27% +$46M 4.08% 2
2021
Q1
$213M Sell
5,113,469
-1,601,688
-24% -$66.6M 4.51% 2
2020
Q4
$206M Sell
6,715,157
-3,307,919
-33% -$102M 4.63% 2
2020
Q3
$69.6M Buy
10,023,076
+2,164,960
+28% +$15M 2.36% 8
2020
Q2
$52.4M Buy
7,858,116
+4,543,252
+137% +$30.3M 1.89% 12
2020
Q1
$18.4M Buy
3,314,864
+2,195,260
+196% +$12.2M 0.99% 26
2019
Q4
$9.14M Buy
1,119,604
+318,238
+40% +$2.6M 0.42% 69
2019
Q3
$6.98M Sell
801,366
-14,782
-2% -$129K 0.38% 72
2019
Q2
$5.19M Buy
816,148
+82,074
+11% +$522K 0.26% 86
2019
Q1
$4.46M Buy
734,074
+639,284
+674% +$3.89M 0.24% 104
2018
Q4
$354K Buy
+94,790
New +$354K 0.03% 180
2016
Q3
Sell
-178,733
Closed -$2.44M 238
2016
Q2
$2.44M Buy
178,733
+22,550
+14% +$308K 0.09% 185
2016
Q1
$2.86M Sell
156,183
-176,155
-53% -$3.22M 0.1% 184
2015
Q4
$5.47M Sell
332,338
-74,040
-18% -$1.22M 0.19% 156
2015
Q3
$5.91M Buy
+406,378
New +$5.91M 0.18% 168