William John Sempolinski

SEC CIK: 0002149024
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

QS holding history

QuantumScape Corp in every 13F filed by William John Sempolinski, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q2 2026): 201,990
Value: $1.53M
% of portfolio: 0.6%
Quarters held: 3; Since Q4 2025

Holdings of QS by William John Sempolinski, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	201,990	$1.53M	0.6%	+8,890+4.6%	Added	Holders
Q1 2026	193,100	$1.23M	0.6%	+6,550+3.5%	Added	Holders
Q4 2025	186,550	$1.94M	1.0%	–	No prior filing	Holders