PTIX insider buying and SEC filings, explained
Protagenic Therapeutics, Inc. ew · CIK 1022899
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$13K
Insiders who bought
1
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Aug 21, 2026 | Purchase (code P) | Garo H. Armen (Chair and Director) bought 20,000 shares at $0.6500 ($13K), reported as a purchase (code P). Holdings up 37% to 73,533 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 24, 2026 |
| Aug 20, 2026 | Purchase (code P) | Garo H. Armen (Chair and Director) bought 16,634 shares at $0.5900 ($10K), reported as a purchase (code P). Holdings up 45% to 53,533 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 20, 2026 |
| Aug 19, 2026 | Purchase (code P) | Garo H. Armen (Chair and Director) bought 2,700 shares at $0.3500 ($945), reported as a purchase (code P). Holdings up 8% to 36,899 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 20, 2026 |
| Aug 11, 2026 | Purchase (code P) | Garo H. Armen (Chair and Director) bought 2,220 shares at $0.3200 ($710), reported as a purchase (code P). Holdings up 7% to 34,199 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 12, 2026 |
| Aug 6, 2026 | Purchase (code P) | Garo H. Armen (Chair and Director) bought 685 shares at $0.2200 ($151), reported as a purchase (code P). Holdings up 2% to 31,979 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 10, 2026 |
| Aug 5, 2026 | Purchase (code P) | Garo H. Armen (Chair and Director) bought 5,000 shares at $0.2600 ($1K), reported as a purchase (code P). Holdings up 19% to 31,294 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 6, 2026 |
| Jul 30, 2026 | Purchase (code P) | Garo H. Armen (Chair and Director) bought 26,291 shares at $0.1800 ($5K), reported as a purchase (code P). New position of 26,291 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 3, 2026 |
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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