Phillip P. Chan, Chief Executive Officer at Cytosorbents, bought CTSO on Sep 4, 2026
Prices as of Oct 1 · price update delayed · Every feed →
- Traded
- Sep 4, 2026
- Disclosed
- Sep 9, 2026
- Filed
- 5 days after the trade · late
Form 4s are due within two business days.
Official filing (SEC Form 4) ↗
The price around the disclosure
CTSO since disclosure
−33.9%
Similar stocks (XLV) since disclosure
−0.2%
XLV — its sector index fund
Change in closing price from Sep 9, 2026 (the first trading day on or after disclosure) to Oct 1, 2026. Dividends excluded. Not a return anyone earned.
Our take
None of our tested rules fired on this trade.