Position
SIMPLEX TRADING, LLC in MBX Biosciences, Inc.
Back to the book · All holders of MBX
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 −$2.21K$31.54 → $29.85
| Quarter | Shares | Value | Implied px | Est. mark | Flow | Weight |
|---|---|---|---|---|---|---|
| Q4 2025 | 8.93K | $281.5K | — | — | — | 0.0% |
| Q1 2026 | 1.31K | $39K | $29.85 | −$2.21K | −$240.3K | 0.0% |