Principal Financial Group’s Mersana Therapeutics MRSN Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-414	Closed	-$3.56K	–	2288
2025 Q1	$3.56K	Buy	+414	New	+$6.39K	﹤0.01%	2170
2024 Q3	–	Sell	-731	Closed	-$36.7K	–	2345
2024 Q2	$36.7K	Sell	731 -540	-42%	-$39K	﹤0.01%	2308
2024 Q1	$142K	Sell	1,271 -68	-5%	-$6.76K	﹤0.01%	2230
2023 Q4	$77.7K	Buy	1,339 +69	+5%	+$2.78K	﹤0.01%	2297
2023 Q3	$40.3K	Buy	1,270 +56	+5%	+$2.66K	﹤0.01%	2361
2023 Q2	$99.8K	Buy	1,214 +196	+19%	+$28.7K	﹤0.01%	2289
2023 Q1	$105K	Buy	1,018 +143	+16%	+$20.1K	﹤0.01%	2295
2022 Q4	$128K	Buy	875 +118	+16%	+$19.9K	﹤0.01%	2262
2022 Q3	$128K	Buy	757 +199	+36%	+$32.3K	﹤0.01%	2284
2022 Q2	$64K	Buy	558 +111	+25%	+$10.4K	﹤0.01%	2444
2022 Q1	$45K	Buy	447 +27	+6%	+$3.15K	﹤0.01%	2490
2021 Q4	$65K	Sell	420 -621	-60%	-$121K	﹤0.01%	2470
2021 Q3	$245K	Sell	1,041 -1	-0.1%	-$292	﹤0.01%	2375
2021 Q2	$353K	Sell	1,042 -2,204	-68%	-$834K	﹤0.01%	2305
2021 Q1	$1.31M	Buy	3,246 +135	+4%	+$65.5K	﹤0.01%	1936
2020 Q4	$2.07M	Buy	+3,111	New	+$1.73M	﹤0.01%	1790