Two Sigma Securities, LLC

SEC CIK: 0001450144
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

PTIX holding history

Protagenic Therapeutics, Inc. in every 13F filed by Two Sigma Securities, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q2 2025): 0; Sold out in Q2 2025
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q4 2021

Holdings of PTIX by Two Sigma Securities, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2025	0	$0	0.0%	−27,968−100.0%	Sold out	Holders
Q1 2025	27,968	$5.46K	<0.1%	+27,968	New	Holders
Q1 2022	0	$0	0.0%	−20,634−100.0%	Sold out	Holders
Q4 2021	20,634	$29.0K	<0.1%	+20,634	New	Holders