Paydirt
GS
Insider

Grigorios Siokas

Chief Executive Officer

Grigorios Siokas (Chief Executive Officer) filed 6 Form 4 reports in the trailing twelve months (6 purchases, 0 sales), most often in Cosmos Health Inc. (COSM). Across 6 priced purchase filings, the average 21-session return was -4.5% from execution and -1.6% from disclosure (delay-adjusted; derived). The largest single filing was $220K of COSM (493,495 sh × $0.45, as filed), executed Jan 14.

Add to watchlist
Return, ttmiAverage return per filing, trailing twelve months
-4.5%
avg across 6 priced filings
Delay-adjustediThe same average, entered at disclosure dates
-1.6%
same 6 filings, from disclosure
Filings, ttm
6
6 buys · 0 sells
Median delay
1d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$960K
shares × price, as filed
Last traded
Jul 29
Filed Jul 30

Median ADV $1.8M across their filed names

Impact on $10,000 · 12M
$11,701 (+17.0%)
S&P 500 $11,725 (+17.2%) · 0.2 pts behind
$12.7k$9.2k$5.8kSep 22 2025Mar 23Sep 21
Grigorios Siokas S&P 500

Compounded across filings from disclosure dates · past 12 months

Open performance
Volume by month
$395K$197K$0Oct 2024Apr 2025Oct 2025Apr 2026Dec 2024 · buys $149KFeb 2025 · buys $198KApr 2025 · buys $311KJan 2026 · buys $395KFeb 2026 · buys $265KJun 2026 · buys $160KJul 2026 · buys $140K
Buys $1.6M Sells $0

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Healthcare 6 filings

Sector per market data · by filing · past 12 months

Most traded names
COSM Cosmos Health Inc. COSM · 10 buys · 0 sells 10 filings
Recent filings
COSMPURCHASE Cosmos Health Inc. View filing → $198K
354,296 sh × $0.56
Exec Feb 24 2025
Filed Feb 25 2025 · 5:30 PM ET
COSMPURCHASE Cosmos Health Inc. View filing → $149K
257,334 sh × $0.58
Exec Dec 20 2024
Filed Dec 26 2024 · 5:30 PM ET †