Simplex Trading, LLC

SEC CIK: 0001488542
Latest filing: Aug 12, 2026

SEC filings (opens in a new tab)

GNCA holding history

Genocea Biosciences, Inc. in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q3 2022): 0; Sold out in Q3 2022
Value: $0
% of portfolio: 0.0%
Quarters held: 3; Since Q4 2021

Holdings of GNCA by Simplex Trading, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q3 2022	0	$0	0.0%	−500−100.0%	Sold out	Holders
Q2 2022	500	$0	0.0%	−8,476−94.4%	Reduced	Holders
Q1 2022	8,976	$11.0K	<0.1%	−22,039−71.1%	Reduced	Holders
Q4 2021	31,015	$35.0K	<0.1%	+31,015	New	Holders