Insider record · § CEO,
10% Siokas Grigorios insider buys
Every disclosed SEC Form 4 open-market purchase by 10% Siokas Grigorios (CEO, · COSM), with the stock's move after each filing. Disclosures are public record; returns are informational, not investment advice.
Disclosed buys
2
Total bought
$300K
Avg Δ7d
+11.7%
Win rate · 7d
100%
Avg Δ30d
+49.7%
Last filing
2026-07-30