Position
SIMPLEX TRADING, LLC in Research Frontiers Inc
Back to the book · All holders of REFR
Estimated mark uses implied 13F prices (value ÷ shares). Adds are treated as happening at this quarter’s mark; cuts at last quarter’s. Share jumps can be splits, not buys. This is not realized P&L.
| Quarter | Shares | Value | Implied px | Est. mark | Flow | Weight |
|---|---|---|---|---|---|---|
| Q1 2026 | 332 | $305 | — | — | — | 0.0% |