Position
SIMPLEX TRADING, LLC in Data I/O Corp
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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.
Latest estimated mark −$1.24K$3.17 → $2.53
| Quarter | Shares | Value | Implied px | Est. mark | Flow | Weight |
|---|---|---|---|---|---|---|
| Q4 2025 | 1.93K | $6.12K | — | — | — | 0.0% |
| Q1 2026 | 2.76K | $6.98K | $2.53 | −$1.24K | $2.09K | 0.0% |