Position
SIMPLEX TRADING, LLC in SI-BONE, Inc.
Back to the book · All holders of SIBN
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 −$4.55K$19.72 → $12.63
| Quarter | Shares | Value | Implied px | Est. mark | Flow | Weight |
|---|---|---|---|---|---|---|
| Q4 2025 | 6.9K | $136K | — | — | — | 0.0% |
| Q1 2026 | 642 | $8.11K | $12.63 | −$4.55K | −$123.3K | 0.0% |