Needham Investment Management’s Ultra Clean Holdings UCTT Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$311K	Sell	5,000 -55,000	-92%	-$2.82M	0.02%	167
2025 Q4	$1.52M	Buy	60,000 +15,000	+33%	+$399K	0.1%	126
2025 Q3	$1.23M	Buy	45,000 +10,000	+29%	+$246K	0.09%	127
2025 Q2	$790K	Buy	+35,000	New	+$718K	0.06%	131
2024 Q1	–	Sell	-57,500	Closed	-$1.96M	–	134
2023 Q4	$1.96M	Buy	57,500 +50,000	+667%	+$1.39M	0.25%	90
2023 Q3	$223K	Buy	+7,500	New	+$253K	0.04%	117
2019 Q4	–	Sell	-102,000	Closed	-$1.49M	–	99
2019 Q3	$1.49M	Sell	102,000 -50,000	-33%	-$694K	0.48%	46
2019 Q2	$2.12M	Buy	152,000 +25,000	+20%	+$319K	0.7%	39
2019 Q1	$1.31M	Sell	127,000 -25,000	-16%	-$268K	0.45%	45
2018 Q4	$1.29M	Sell	152,000 -10,000	-6%	-$97.8K	0.48%	46
2018 Q3	$2.03M	Buy	162,000 +132,000	+440%	+$1.92M	0.61%	44
2018 Q2	$498K	Buy	30,000 +10,000	+50%	+$175K	0.14%	74
2018 Q1	$385K	Buy	+20,000	New	+$422K	0.11%	78
2017 Q2	–	Sell	-15,000	Closed	-$253K	–	105
2017 Q1	$253K	Sell	15,000 -182,500	-92%	-$2.42M	0.07%	101
2016 Q4	$1.92M	Sell	197,500 -197,650	-50%	-$1.8M	0.49%	46
2016 Q3	$2.93M	Buy	395,150 +38,450	+11%	+$252K	0.77%	41
2016 Q2	$2.03M	Buy	356,700 +16,550	+5%	+$91.3K	0.56%	46
2016 Q1	$1.82M	Buy	340,150 +65,150	+24%	+$330K	0.48%	50
2015 Q4	$1.41M	Buy	275,000 +100,000	+57%	+$517K	0.35%	54
2015 Q3	$1M	Buy	175,000 +25,000	+17%	+$165K	0.25%	63
2015 Q2	$935K	Buy	150,000 +75,000	+100%	+$485K	0.2%	72
2015 Q1	$536K	Buy	+75,000	New	+$660K	0.11%	85
2014 Q1	–	Sell	-75,000	Closed	-$752K	–	122
2013 Q4	$752K	Sell	75,000 -194,000	-72%	-$1.75M	0.16%	83
2013 Q3	$1.86M	Sell	269,000 -161,000	-37%	-$1.07M	0.42%	56
2013 Q2	$2.6M	Buy	+430,000	New	+$2.58M	0.61%	44