Siokas Grigorios
Known title: Chief Executive OfficerCIK: 0001660125
Siokas Grigorios's purchase track record
How the stock did after each of Siokas Grigorios's open-market purchases, measured from the purchase date. Several fills within a week count as one purchase.
Purchases measured
24
of 27 since December 8, 2021
Stock higher 6 months later
29%
3 months: 16%
Median 6-month return
-43.3%
3 months: -17.7%
Beat the S&P 500
29%
median -51.7% vs. index
| Purchase | Stock | Amount | 3 months | 6 months | S&P 500, 6 mo. |
|---|---|---|---|---|---|
| 7/29/2026 | COSM | $210K | pending | pending | — |
| 6/10/2026 | COSM | $205K | +11.8% | pending | — |
| 2/11/2026 | COSM | $265K | -26.5% | -49.8% | +11.6% |
| 1/23/2026 | COSM | $45K | -23.7% | -59.8% | +7.2% |
| 1/14/2026 | COSM | $395K | -12.3% | -37.4% | +9.3% |
| 1/6/2026 | COSM | $275K | -44.6% | -52.2% | +8.1% |
| 12/15/2025 | COSM | $113K | -15.9% | -43.0% | +10.8% |
| 11/28/2025 | COSM | $49K | -38.8% | -61.5% | +10.7% |
| 11/19/2025 | COSM | $145K | -38.4% | -56.2% | +11.9% |
| 5/19/2025 | COSM | $260K | +97.7% | +63.2% | +11.9% |
| 4/21/2025 | COSM | $526K | +50.9% | +227.0% | +30.6% |
| 3/4/2025 | COSM | $45K | -12.8% | +50.3% | +11.0% |
| 2/24/2025 | COSM | $265K | -17.7% | +44.6% | +7.6% |
| 1/30/2025 | COSM | $34K | -29.8% | +39.9% | +4.4% |
| 1/22/2025 | COSM | $30K | -48.1% | -36.6% | +4.5% |
| 1/13/2025 | COSM | $275K | -44.0% | -19.1% | +7.4% |
| 12/20/2024 | COSM | $150K | -16.6% | -25.9% | +0.6% |
| 2/16/2024 | COSM | $50K | -16.6% | +39.8% | +11.0% |
| 10/12/2023 | COSM | $159K | -9.3% | -43.6% | +19.5% |
| 7/20/2023 | COSM | $450K | -41.6% | -44.2% | +5.4% |
| 6/6/2023 | COSM | $107K | -68.6% | -72.5% | +6.6% |
| 10/20/2022 | COSM | $1.50M | pending | pending | — |
Computed by MarketWall from SEC Form 4 filings and daily closing prices (close on the purchase date to the close about 3 and 6 months later). Companies that have since delisted are not included. Past results, not investment advice.
Associated companies
Transaction History
| COSM | ▲ Buy | Open Market | 349,825 | $70K | 7/30/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 766,284 | $140K | 7/29/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 218,447 | $45K | 6/11/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 701,447 | $160K | 6/10/2026 | View on chart |
| COSM | ▲ Buy | Grant | 2,350,000 | $665K | 5/19/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 388,532 | $145K | 2/12/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 291,262 | $120K | 2/11/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 90,325 | $45K | 1/23/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 353,321 | $175K | 1/20/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 493,495 | $220K | 1/14/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 113,185 | $57K | 1/12/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 156,190 | $81K | 1/8/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 124,880 | $65K | 1/7/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 133,953 | $72K | 1/6/2026 | View on chart |
| COSM | ▲ Buy | Open Market | 88,314 | $43K | 12/19/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 168,472 | $70K | 12/15/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 76,360 | $49K | 11/28/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 55,732 | $35K | 11/25/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 56,080 | $38K | 11/21/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 51,315 | $32K | 11/20/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 61,614 | $40K | 11/19/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 34,004 | $15K | 5/23/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 141,825 | $63K | 5/22/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 174,172 | $82K | 5/21/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 147,563 | $66K | 5/20/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 79,254 | $34K | 5/19/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 254,618 | $102K | 4/24/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 177,234 | $71K | 4/24/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 205,000 | $82K | 4/23/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 175,000 | $63K | 4/22/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 654,912 | $208K | 4/21/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 85,714 | $45K | 3/4/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 132,572 | $65K | 3/3/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 354,296 | $200K | 2/24/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 51,414 | $34K | 1/30/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 38,900 | $30K | 1/22/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 29,158 | $25K | 1/17/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 47,904 | $40K | 1/16/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 62,500 | $50K | 1/15/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 87,247 | $60K | 1/14/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 163,666 | $100K | 1/13/2025 | View on chart |
| COSM | ▲ Buy | Open Market | 257,334 | $150K | 12/20/2024 | View on chart |
| COSM | ▲ Buy | Open Market | 60,000 | $50K | 2/16/2024 | View on chart |
| COSM | ▲ Buy | Open Market | 6,712 | $159K | 10/12/2023 | View on chart |
| COSM | ▲ Buy | Open Market | 181,451 | $450K | 7/20/2023 | View on chart |
| COSM | ▲ Buy | Open Market | 4,474 | $107K | 6/6/2023 | View on chart |
| COSM | ▲ Buy | Open Market | 4,474 | $110K | 4/27/2023 | View on chart |
| COSM | ▲ Buy | Open Market | 4,474 | $110K | 4/21/2023 | View on chart |
| COSM | ▲ Buy | Open Market | 2,238 | $55K | 4/7/2023 | View on chart |
| COSM | ▲ Buy | Open Market | 260,870 | $3.0M | 12/19/2022 | View on chart |
| COSM | ▼ Sell | Other | 1,131,098 | $703K | 12/2/2022 | View on chart |
| COSM | ▼ Sell | Other | 481,079 | $299K | 11/30/2022 | View on chart |
| COSM | ▲ Buy | Open Market | 801,261 | $498K | 11/28/2022 | View on chart |
| COSM | ▲ Buy | Open Market | 12,500,000 | $1.5M | 10/20/2022 | View on chart |
| COSM | ▲ Buy | Open Market | 125,000 | $750K | 12/8/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 2,200 | $352 | 10/22/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 30,000 | $6K | 10/22/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 4,500 | $1K | 10/22/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 8,150 | $2K | 10/22/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 15,300 | $12K | 10/22/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 2,750 | $1K | 10/22/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 28,500 | $116K | 10/22/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 30,500 | $117K | 10/22/2021 | View on chart |
| COSM | ▼ Sell | Open Market | 220,000 | $26K | 10/22/2021 | View on chart |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 1, 2026
Cosmos Health Subsidiaries Report Record Revenue Milestones
Cosmos Health reported that its CosmoFarm division reached an annualized revenue run rate above $60 million, a 4.3x increase since acquisition. The company stated that robotics and AI systems are expanding capacity to support over $100 million in future revenue. Additionally, its contract manufacturing and Cana Laboratories divisions surpassed $20 million in implied revenue each.
Cosmos Health Subsidiaries Report Record Revenue Milestones. Cosmos Health reported that its CosmoFarm division reached an annualized revenue run rate above $60 million, a 4.3x increase since acquisition. The company stated that robotics and AI systems are expanding capacity to support over $100 million in future revenue. Additionally, its contract manufacturing and Cana Laboratories divisions surpassed $20 million in implied revenue each.