Parnassus Investments’s Thermo Fisher Scientific TMO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$740M	Sell	1,504,651 -78,454	-5%	-$42.6M	2.17%	16
2025 Q4	$917M	Sell	1,583,105 -510,516	-24%	-$289M	2.38%	11
2025 Q3	$1.02B	Sell	2,093,621 -71,637	-3%	-$33.3M	2.35%	12
2025 Q2	$878M	Buy	2,165,258 +744,827	+52%	+$311M	2.03%	17
2025 Q1	$707M	Buy	1,420,431 +9,474	+0.7%	+$5.13M	1.7%	24
2024 Q4	$734M	Buy	1,410,957 +283,087	+25%	+$156M	1.63%	21
2024 Q3	$698M	Sell	1,127,870 -35,837	-3%	-$21.2M	1.48%	27
2024 Q2	$644M	Sell	1,163,707 -208,536	-15%	-$119M	1.4%	29
2024 Q1	$798M	Sell	1,372,243 -14,041	-1%	-$7.88M	1.7%	25
2023 Q4	$736M	Buy	1,386,284 +143,356	+12%	+$69.4M	1.63%	25
2023 Q3	$629M	Sell	1,242,928 -23,594	-2%	-$12.6M	1.54%	27
2023 Q2	$661M	Buy	1,266,522 +10,183	+0.8%	+$5.5M	1.53%	29
2023 Q1	$724M	Buy	1,256,339 +134,022	+12%	+$75.5M	1.79%	21
2022 Q4	$618M	Sell	1,122,317 -2,758	-0.2%	-$1.46M	1.54%	29
2022 Q3	$571M	Buy	1,125,075 +162,825	+17%	+$91.1M	1.49%	29
2022 Q2	$523M	Buy	962,250 +26,081	+3%	+$14.4M	1.25%	30
2022 Q1	$553M	Buy	+936,169	New	+$538M	1.12%	34