Granahan Investment Management’s Onto Innovation ONTO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$40.7M	Buy	198,694 +2,052	+1%	+$420K	1.97%	11
2025 Q4	$31M	Buy	196,642 +122,520	+165%	+$17.4M	1.33%	24
2025 Q3	$9.58M	Buy	74,122 +40,364	+120%	+$4.32M	0.39%	63
2025 Q2	$3.41M	Sell	33,758 -23,343	-41%	-$2.49M	0.14%	119
2025 Q1	$6.93M	Buy	57,101 +30,397	+114%	+$5.12M	0.35%	75
2024 Q4	$4.45M	Buy	26,704 +2,261	+9%	+$413K	0.19%	110
2024 Q3	$5.07M	Sell	24,443 -2,459	-9%	-$496K	0.2%	128
2024 Q2	$5.91M	Sell	26,902 -18,284	-40%	-$3.78M	0.24%	115
2024 Q1	$8.18M	Sell	45,186 -13,016	-22%	-$2.2M	0.29%	98
2023 Q4	$8.9M	Sell	58,202 -16,166	-22%	-$2.17M	0.29%	94
2023 Q3	$9.48M	Sell	74,368 -18,129	-20%	-$2.15M	0.34%	88
2023 Q2	$10.8M	Sell	92,497 -14,291	-13%	-$1.36M	0.33%	83
2023 Q1	$9.38M	Sell	106,788 -3,300	-3%	-$268K	0.29%	94
2022 Q4	$7.5M	Buy	110,088 +17,381	+19%	+$1.25M	0.23%	109
2022 Q3	$5.94M	Buy	92,707 +8,161	+10%	+$600K	0.19%	121
2022 Q2	$5.9M	Sell	84,546 -1,300	-2%	-$96.2K	0.2%	109
2022 Q1	$7.46M	Buy	85,846 +2,150	+3%	+$191K	0.19%	112
2021 Q4	$8.47M	Sell	83,696 -5,274	-6%	-$455K	0.17%	122
2021 Q3	$6.43M	Sell	88,970 -380	-0.4%	-$27.4K	0.12%	134
2021 Q2	$6.53M	Buy	89,350 +29,442	+49%	+$2.02M	0.12%	144
2021 Q1	$3.94M	Buy	59,908 +1,755	+3%	+$105K	0.08%	153
2020 Q4	$2.77M	Sell	58,153 -205,828	-78%	-$8.25M	0.06%	164
2020 Q3	$7.86M	Sell	263,981 -3,120	-1%	-$103K	0.27%	86
2020 Q2	$9.09M	Buy	267,101 +2,781	+1%	+$90.4K	0.33%	84
2020 Q1	$7.84M	Buy	264,320 +1,701	+0.6%	+$58.2K	0.42%	61
2019 Q4	$9.6M	Buy	+262,619	New	+$8.92M	0.44%	67