The End of Smartphones?
Why SCG Will Soon Replace Your iPhone
Find out more here.
Grigorios Siokas Insider Alerts

Get notified the next time Grigorios Siokas buys or sells Cosmos stock. Enter your email address below to get our daily insider buying and selling report.

Grigorios Siokas Insider Information

CEO of Cosmos

Mr. Grigorios Siokas has over 15 years' experience in the pharmaceutical industry. Since 2014, he has served as the CEO and Operations Manager of SkyPharm SA a wholly-owned subsidiary of the Company. SkyPharm SA is a pharmaceutical company located in Greece that mainly exports medicines from Greece to other European countries, such as Germany, England and Denmark.

Prior to 2014, Mr. Siokas worked in a variety of sectors of the pharmaceutical industry mostly in the trading of medicines in Greece and other European countries. Additionally, since 2000 he has been a major shareholder in various pharmaceutical companies such as: Ippokratis Pharmaceuticals, (annual sales of over € 78 million); Thrakis Pharmaceuticals, (annual sales of over € 20 million); Thessalias Pharmaceuticals, (annual sales of over € 18 million); and ZED Pharma SA, (annual sales of over € 35 million).

During the 1990s, Mr. Siokas founded and operated a marble wholesale import – export company in Germany. Within a period of two years he became the 4th biggest Greek marble importer in Germany. He also ran a Tour Operation with many different airlines, serving millions of customers.

Mr. Grigorios Siokas has Bachelor’s Degree in Geology from the Aristotle University of Thessaloniki, Greece. He received a Master’s in management and finance from the University of Stuttgart and the University of Tuebigen, Germany and has served in the Greek Army.

What is Grigorios Siokas' net worth?

The estimated net worth of Grigorios Siokas is at least $336.50 million as of May 31st, 2017. Mr. Siokas owns 95,596,133 shares of Cosmos stock worth more than $336,498,388 as of January 20th. This net worth approximation does not reflect any other assets that Mr. Siokas may own. Learn More.

How do I contact Grigorios Siokas?

The corporate mailing address for Mr. Siokas and other Cosmos executives is 141 W Jackson Blvd Ste 4236, Chicago, Illinois 60604-3220. Cosmos can also be reached via phone at (312) 536-3102.

Has Grigorios Siokas been buying or selling shares of Cosmos?

Grigorios Siokas has not been actively trading shares of Cosmos over the course of the past ninety days. Most recently, Grigorios Siokas sold 597,532 shares of the business's stock in a transaction on Tuesday, April 27th. The shares were sold at an average price of $1.22, for a transaction totalling $728,989.04.

Are insiders buying or selling shares of Cosmos?

During the last twelve months, Cosmos insiders bought shares 2 times. They purchased a total of 666,667 shares worth more than $4,000,002.00. During the last twelve months, insiders at the sold shares 3 times. They sold a total of 771,150 shares worth more than $18,105,045.66. The most recent insider tranaction occured on July, 13th when CEO Grigorios Siokas bought 166,667 shares worth more than $1,000,002.00.

Information on this page was last updated on 7/13/2021.

Grigorios Siokas Insider Trading History at Cosmos

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
6/24/2019Buy73,334$7.50$550,005.00View SEC Filing Icon  
6/18/2019Sell30,000$4.13$123,900.00View SEC Filing Icon  
5/28/2019Buy66,667$7.50$500,002.50View SEC Filing Icon  
2/27/2019Sell37,400$3.06$114,444.00View SEC Filing Icon  
12/20/2018Sell544,300$3.27$1,779,861.00View SEC Filing Icon  
10/30/2018Sell191,775$1.73$331,770.75View SEC Filing Icon  
10/25/2018Sell71,875$3.97$285,343.75View SEC Filing Icon  
7/9/2018Sell89,567$1.33$119,124.11View SEC Filing Icon  
3/30/2018Sell259,480$3.63$941,912.40View SEC Filing Icon  
3/28/2018Sell47,750$2.83$135,132.50View SEC Filing Icon  
10/23/2017Sell170,000$0.52$88,400.00View SEC Filing Icon  
10/16/2017Sell637,420$0.14$89,238.80View SEC Filing Icon  
5/31/2017Sell994,500$0.10$99,450.0095,596,133View SEC Filing Icon  
4/5/2017Sell1,577,800$0.12$189,336.0097,495,933View SEC Filing Icon  
3/2/2017Sell1,366,733$0.09$123,005.9799,047,666View SEC Filing Icon  
2/8/2017Sell275,000$0.05$13,750.0099,237,666View SEC Filing Icon  
1/17/2017Sell1,127,000$0.02$22,540.0099,804,666View SEC Filing Icon  
9/16/2016Sell2,745,500$0.01$27,455.00103,422,166View SEC Filing Icon  
8/11/2016Sell137,500$0.40$55,000.00103,579,166View SEC Filing Icon  
See Full Table

Grigorios Siokas Buying and Selling Activity at Cosmos

This chart shows Grigorios Siokas's buying and selling at Cosmos by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Cosmos Company Overview

Cosmos logo
Cosmos Holdings, Inc. is a pharmaceutical company, which engages in the importation, exportation, distribution, and sale of pharmaceutical products. It also involves in the research and development of its business units, and acquisition of pharmaceutical companies. The firm offers over-the-counter drugs, branded and generic medicines, and dietary and vitamin supplements. The company was founded on July 21, 2009 and is headquartered in Chicago, IL.
Read More

Today's Range

Now: $3.52
Low: $3.02
High: $3.52

50 Day Range

MA: $3.62
Low: $2.90
High: $4.55

2 Week Range

Now: $3.52
Low: $2.13
High: $9.00


22,809 shs

Average Volume

7,521 shs

Market Capitalization


P/E Ratio


Dividend Yield



The End of Smartphones?
Why SCG Will Soon Replace Your iPhone
Find out more here.