ARK Investment Management’s Altair Engineering Inc. Class A Common Stock ALTR Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2025 Q1	–	Sell	-35,280	Closed	-$3.85M	–	202
2024 Q4	$3.85M	Sell	35,280 -5,183	-13%	-$566K	0.03%	114
2024 Q3	$3.86M	Sell	40,463 -10,067	-20%	-$961K	0.04%	117
2024 Q2	$4.96M	Sell	50,530 -5,294	-9%	-$519K	0.04%	114
2024 Q1	$4.81M	Sell	55,824 -4,525	-7%	-$390K	0.03%	133
2023 Q4	$5.08M	Sell	60,349 -10,125	-14%	-$852K	0.03%	126
2023 Q3	$4.41M	Sell	70,474 -18,478	-21%	-$1.16M	0.03%	131
2023 Q2	$6.75M	Sell	88,952 -37,050	-29%	-$2.81M	0.04%	118
2023 Q1	$9.09M	Sell	126,002 -14,199	-10%	-$1.02M	0.06%	105
2022 Q4	$6.37M	Buy	140,201 +1,663	+1%	+$75.6K	0.06%	118
2022 Q3	$6.13M	Sell	138,538 -9,360	-6%	-$414K	0.04%	125
2022 Q2	$8.13M	Sell	147,898 -22,697	-13%	-$1.25M	0.05%	121
2022 Q1	$11M	Sell	170,595 -42,981	-20%	-$2.77M	0.05%	127
2021 Q4	$16.5M	Sell	213,576 -52,106	-20%	-$4.03M	0.05%	140
2021 Q3	$18.3M	Sell	265,682 -129,528	-33%	-$8.93M	0.04%	146
2021 Q2	$27.3M	Buy	395,210 +8,424	+2%	+$581K	0.05%	154
2021 Q1	$24.2M	Buy	386,786 +284,042	+276%	+$17.8M	0.05%	159
2020 Q4	$5.98M	Buy	102,744 +49,169	+92%	+$2.86M	0.02%	156
2020 Q3	$2.25M	Buy	53,575 +8,020	+18%	+$337K	0.01%	137
2020 Q2	$1.81M	Buy	45,555 +9,139	+25%	+$363K	0.02%	119
2020 Q1	$965K	Buy	36,416 +8,658	+31%	+$229K	0.02%	117
2019 Q4	$997K	Sell	27,758 -335	-1%	-$12K	0.03%	119
2019 Q3	$973K	Sell	28,093 -2,234	-7%	-$77.4K	0.02%	128
2019 Q2	$1.23M	Buy	+30,327	New	+$1.23M	0.03%	111