Grigorios Siokas

COSM

Grigorios Siokas serves as director, 10 percent owner, officer: Chief Executive Officer at Cosmos Health Inc. (COSM). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

56 trades

$15.89M

Total Sells

4 trades

$1.88M

Net Position

Net Buyer

$14.01M

Companies Traded

COSM

Active Period

Apr 2021 – Feb 2026

60 total trades

Most Recent

Buy COSM

Feb 13, 2026 · $145.0K

Grigorios Siokas's Insider Trading at Cosmos Health Inc. (COSM)

Buys

6 · $8.00M

Sells

4 · $1.88M

Total Shares Bought

14,301,261

Total Shares Sold

1,774,882

COSM Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value
Nov 28, 2022	Buy	801,261	$0.62	$498.0K
Oct 20, 2022	Buy	12,500,000	$0.12	$1.50M
Dec 8, 2021	Buy	125,000	$6.00	$750.0K
Oct 22, 2021	Sell	341,900	$0.82	$281.6K
Jul 20, 2021	Sell	273,450	$2.32	$634.8K
Jul 19, 2021	Buy	208,333	$6.00	$1.25M
Jul 13, 2021	Buy	166,667	$6.00	$1.00M
Jun 23, 2021	Buy	500,000	$6.00	$3.00M
Jun 17, 2021	Sell	562,000	$0.42	$236.5K
Apr 27, 2021	Sell	597,532	$1.22	$730.6K

Showing 51–60 of 60

Explore More Insider Trading Data

COSM Insider Trading Activity

View all insider trades at Cosmos Health Inc.

Healthcare Sector Insider Trades

See insider activity across healthcare stocks

Latest Insider Buys

Most recent insider purchases across all stocks

CEO Stock Purchases

Track CEO buying activity