Grigorios Siokas
CIK 1660125 · View on SEC EDGAR ↗
Insider
Activist
First SEC filing: Dec. 24, 2015 · Latest: June 12, 2026
On this page
Insider at
Insider transactions
4 buys (P)
0 sells (S)
Net:
$413,770
+ 2 non-open-market transactions below
Avg return of open purchases vs now:
-8.4%
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
2 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| July 30, 2026 | COSM | P | 349,825 | $0.20 | $69,965 | 14,597,917 Direct | +2.46% | Acquired | -6.9% (price as of 2026-08-19) |
| July 29, 2026 | COSM | P | 766,284 | $0.18 | $137,931 | 14,248,092 Direct | +5.68% | Acquired | 3.5% (price as of 2026-08-19) |
| June 11, 2026 | COSM | P | 218,447 | $0.21 | $45,874 | 13,481,808 Direct | +1.65% | Acquired | -11.3% (price as of 2026-08-19) |
| June 10, 2026 | COSM | P | 701,447 | $0.23 | $160,000 | 13,263,361 | — | — | -19.0% (price as of 2026-08-19) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Dec. 24, 2015 | COSM | Common Stock, par value $0.001 per share | 95,000,000 | Direct |