PTIX insider transaction filings
Protagenic Therapeutics, Inc.\new — 14 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-24. Screen PTIX transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 7 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 7 legs across 7 filings by 1 insider — 73,530 shares, $30,717 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 0.
- Largest priced transaction: purchase of 20,000 shares @ $0.65 ($13,000) by ARMEN GARO H, filed 2026-08-24.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| ARMEN GARO H — EXEC. CHAIR & PRINCIPAL OFF, Director | 7 | 7 legs · 73,530 sh · $30,717 | — | — |
Recent Form 4 filings — Protagenic Therapeutics, Inc.\new
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-24 | 4 | ARMEN GARO H — EXEC. CHAIR & PRINCIPAL OFF, Director | Purchase (P): 20,000 @ $0.65 | EDGAR |
| 2026-08-20 | 4 | ARMEN GARO H — EXEC. CHAIR & PRINCIPAL OFF, Director | Purchase (P): 16,634 @ $0.59 | EDGAR |
| 2026-08-20 | 4 | ARMEN GARO H — EXEC. CHAIR & PRINCIPAL OFF, Director | Purchase (P): 2,700 @ $0.35 | EDGAR |
| 2026-08-12 | 4 | ARMEN GARO H — EXEC. CHAIR & PRINCIPAL OFF, Director | Purchase (P): 2,220 @ $0.32 | EDGAR |
| 2026-08-10 | 4 | ARMEN GARO H — EXEC. CHAIR & PRINCIPAL OFF, Director | Purchase (P): 685 @ $0.22 | EDGAR |
| 2026-08-06 | 4 | ARMEN GARO H — EXEC. CHAIR & PRINCIPAL OFF, Director | Purchase (P): 5,000 @ $0.26 | EDGAR |
| 2026-08-03 | 4 | ARMEN GARO H — EXEC. CHAIR & PRINCIPAL OFF., Director | Purchase (P): 26,291 @ $0.18 | EDGAR |
| 2024-04-01 | 4 | WRIGHT TIMOTHY R — Director | Grant/award (A): 21,250 (derivative) @ $1.74 | EDGAR |
| 2024-03-29 | 4 | Stein Robert Benjamin — Director | Grant/award (A): 75,000 (derivative) @ $1.74 | EDGAR |
| 2024-03-29 | 4 | Corvese Brian — Director | Grant/award (A): 43,750 (derivative) @ $1.74 | EDGAR |
| 2024-03-29 | 4 | Buell Jennifer — Director | Grant/award (A): 75,000 (derivative) @ $1.74 | EDGAR |
| 2024-03-29 | 4 | Barrage Khalil — Director | Grant/award (A): 22,500 (derivative) @ $1.74 | EDGAR |
| 2024-03-29 | 4 | Arrow Alexander K. — Chief Financial Officer | Grant/award (A): 100,000 (derivative) @ $1.74 | EDGAR |
| 2024-03-29 | 4 | ARMEN GARO H — Executive Chairman, Director, 10% owner | Grant/award (A): 250,000 (derivative) @ $1.74 | EDGAR |
Recent 8-K events — Protagenic Therapeutics, Inc.\new
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-20 | 8-K | 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-07 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-03-03 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-02-24 | 8-K | 1.01 — Entry into a Material Definitive Agreement 1.02 — Termination of a Material Definitive Agreement 2.01 — Completion of Acquisition or Disposition of Assets 3.02 — Unregistered Sales of Equity Securities 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-05 | 8-K | 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing | EDGAR |
| 2025-11-26 | 8-K | 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-05 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2025-10-31 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-09-17 | 8-K/A | 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-28 | 8-K/A | 9.01 — Financial Statements and Exhibits | EDGAR |
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