13F

Position

BIRCHBROOK, INC. in Halliburton Co

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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 $8.58K$28.26$38.99

QuarterSharesValueImplied pxEst. markFlowWeight
Q4 2025800$22.6K0.0%
Q1 2026800$31.2K$38.99$8.58K$00.0%