Port Capital’s Onto Innovation ONTO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$15.8M Sell
156,556
-37,545
-19% -$3.79M 0.67% 35
2025
Q1
$23.6M Sell
194,101
-22,545
-10% -$2.74M 1.07% 34
2024
Q4
$36.1M Buy
216,646
+2,475
+1% +$413K 1.65% 28
2024
Q3
$44.5M Sell
214,171
-29,050
-12% -$6.03M 1.99% 22
2024
Q2
$53.4M Buy
243,221
+325
+0.1% +$71.4K 2.68% 15
2024
Q1
$44M Sell
242,896
-55,460
-19% -$10M 2.2% 20
2023
Q4
$45.6M Buy
298,356
+1,337
+0.5% +$204K 2.54% 18
2023
Q3
$37.9M Sell
297,019
-22,175
-7% -$2.83M 2.36% 20
2023
Q2
$37.2M Buy
319,194
+15,625
+5% +$1.82M 2.24% 21
2023
Q1
$26.7M Buy
303,569
+22,250
+8% +$1.96M 1.73% 26
2022
Q4
$19.2M Sell
281,319
-202,667
-42% -$13.8M 1.38% 27
2022
Q3
$31M Buy
483,986
+102,557
+27% +$6.57M 2.52% 18
2022
Q2
$26.6M Buy
381,429
+36,925
+11% +$2.58M 2.08% 21
2022
Q1
$29.9M Buy
344,504
+10,850
+3% +$943K 2.07% 21
2021
Q4
$33.8M Buy
+333,654
New +$33.8M 2.08% 20