Parcion Private Wealth LLC

SEC CIK: 0001801263
Latest filing: Jul 27, 2026

SEC filings (opens in a new tab)

MRSN holding history

Mersana Therapeutics, Inc. in every 13F filed by Parcion Private Wealth LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MRSN overview All 13F holders of MRSN Full Q2 2026 holdings

Shares (Q3 2025): 0; Sold out in Q3 2025
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q1 2025

Holdings of MRSN by Parcion Private Wealth LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2025	0	$0	0.0%	−649−100.0%	Sold outConverted for a 1-for-25 split	Holders
Q2 2025	16,233	$4.80K	<0.1%	+941+6.2%	Added	Holders
Q1 2025	15,292	$5.26K	<0.1%	+15,292	New	Holders