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FNY Investment Advisers, LLC

Position in PTIX — Protagenic Therapeutics, Inc.\new

CIK 1742998 NEW YORK, NY

Position in PTIX

as of Jun 30, 2026 · filed Jul 8, 2026
Position Value
$9,800
+$9,800 QoQ
Shares Held
25,000
0.0% QoQ
Ownership
1.38%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#1
of 1 holders
Holding Since
Dec 2021
15 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PTIX Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

FNY Investment Advisers, LLC holds $19,945,542 across 57 Biotechnology names. PTIX ranks #43 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1
108,951 $13,455,448

All Filings in PTIX

Export CSV
15 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $9,800 25,000
2026-03-31 25,000
2025-12-31 $32,500 25,000
2025-09-30 $60,025 17,500
2024-06-30 $16,968 18,750
2024-03-31 $32,812 18,750
2023-12-31 $18,562 18,750
2023-09-30 $34,499 18,750
2023-06-30 $38,062 18,750
2023-03-31 $32,437 18,750
2022-12-31 $29,999 75,000
2022-09-30 $42,824 75,000
2022-06-30 $54,299 75,000
2022-03-31 $61,124 75,000
2021-12-31 $103,597 74,800