Christopher Thomas Giordano, CEO at Tenax Therapeutics, bought TENX on Sep 11, 2026
Data as of Oct 16
- Traded
- Sep 11, 2026
- Disclosed
- Sep 15, 2026
- Filed
- 4 days after the trade
Form 4s are due within two business days.
Official filing (SEC Form 4) ↗
The price around the disclosure
TENX since disclosure
−25.7%
Similar stocks (XLV) since disclosure
+5.4%
XLV — its sector index fund
Change in closing price from Sep 15, 2026 (the first trading day on or after disclosure) to Oct 16, 2026. Dividends excluded. Not a return anyone earned.
Our take
- Not enough evidence · In past tests: 8.0 percentage points better than similar stocks over 3 months · 2,952 tries
Other trades in the same filing
- ▲ BUYChristopher Thomas Giordano CEOTENX Tenax Therapeutics, Inc.$8.8Kdisclosed Sep 15 · filed the same day 1 rule fired