Athena Countouriotis
Director · IOVANCE BIOTHERAPEUTICS, INC.
Individual
- 2025
- Jun 18, 2026
- 4
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Athena Countouriotis files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- George Eric Davis - $2.76M in BMRN purchases and sales in the last 12 months
- Charles Greg Guyer - $997K in BMRN purchases and sales in the last 12 months
- Gregory R. Friberg - $559K in BMRN purchases and sales in the last 12 months
- Lynx1 Capital Management LP - $206K in PASG purchases and sales in the last 12 months
- William Chou - $75K in PASG purchases and sales in the last 12 months
- Kathleen Borthwick - $38K in PASG purchases and sales in the last 12 months
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Frequently asked questions
Who is Athena Countouriotis?
Athena Countouriotis is a corporate insider, tracked as Director of IOVANCE BIOTHERAPEUTICS, INC. (IOVA). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Athena Countouriotis last file a Form 4?
The most recent primary Form 4 on record is dated 18 June 2026, one of 4 filings going back to 2025.
