Sigma Planning Corp’s Martin Marietta Materials MLM Stock Holding History
Bought
Maintained
Sold
Other funds holding MLM
Sigma Planning Corp's MLM Position: Q2 2026 in Review
Sigma Planning Corp sold out of Martin Marietta Materials (MLM) in Q2 2026, closing a stake of 342 shares — an estimated $201K sold.
Sigma Planning Corp first reported a position in MLM in Q1 2018 and held it in 14 quarters. The position peaked at $754K in Q4 2020. 1,073 funds tracked by Wall St. Rank hold MLM as of Q2 2026.
- Sigma Planning Corp reported no remaining Martin Marietta Materials position as of Q2 2026 after selling out during the quarter.
- Sigma Planning Corp sold 342 Martin Marietta Materials shares in Q2 2026, an estimated $201K.
- Sigma Planning Corp first reported a position in Martin Marietta Materials in Q1 2018 and held it in 14 quarters.
- Sigma Planning Corp's Martin Marietta Materials position peaked at $754K in Q4 2020.
- 1,073 funds tracked by Wall St. Rank held Martin Marietta Materials as of Q2 2026.
Based on Sigma Planning Corp's 13F filing for Q2 2026, filed 7 Aug 2026.