Ticker: NL CUSIP: 629156407 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,846 | $10 | $5.65 | $5.04 - $6.18 |
| Q3 2025 | 1,679 | $10 | $6.06 | $5.11 - $6.61 |
| Q2 2025 | 825 | $5 | $7.00 | $4.96 - $8.58 |
| Q1 2025 | 1,090 | $9 | $6.83 | $5.82 - $7.73 |
| Q4 2021 | 4,569 | $33,811 | $4.68 | $3.96 - $5.54 |
| Q3 2021 | 3,430 | $19,757 | $4.48 | $3.71 - $5.38 |
| Q2 2021 | 5,253 | $34,144 | $5.24 | $4.63 - $6.01 |
| Q1 2021 | 6,169 | $45,959 | $3.96 | $3.12 - $5.65 |
| Q4 2020 | 4,304 | $20,573 | $3.28 | $2.87 - $3.78 |
| Q3 2020 | 2,097 | $8,912 | $2.48 | $1.93 - $3.31 |
| Q2 2020 | 1,790 | $6,104 | $2.12 | $1.58 - $2.67 |
| Q1 2020 | 2,600 | $7,748 | $2.25 | $1.55 - $2.69 |
| Q4 2019 | 2,007 | $7,847 | $2.75 | $2.27 - $3.25 |
| Q3 2019 | 1,510 | $5,678 | $2.65 | $2.10 - $3.66 |
| Q2 2019 | 1,497 | $5,464 | $2.44 | $2.04 - $2.84 |
| Q1 2019 | 1,908 | $7,403 | $2.75 | $2.24 - $3.20 |
| Q4 2018 | 413 | $1,450 | $3.28 | $1.98 - $4.59 |
| Q3 2018 | 267 | $1,602 | $5.35 | $3.96 - $6.38 |
| Q2 2018 | 267 | $2,323 | $5.77 | $4.74 - $6.72 |
| Q1 2018 | 1,704 | $13,376 | $7.02 | $5.07 - $9.94 |
| Q4 2017 | 2,335 | $33,274 | $8.53 | $6.13 - $10.78 |
| Q3 2017 | 893 | $8,171 | $5.16 | $4.60 - $6.38 |
| Q2 2017 | 938 | $6,613 | $5.28 | $4.03 - $7.32 |
| Q1 2017 | 93 | $600 | $4.54 | $3.53 - $6.08 |
| Q4 2016 | 587 | $4,784 | $3.68 | $2.08 - $6.45 |
| Q3 2016 | 776 | $3,050 | $2.38 | $1.51 - $4.17 |
| Q2 2016 | 329 | $846 | $1.92 | $1.44 - $2.37 |
| Q1 2016 | 227 | $513 | $1.59 | $1.29 - $2.08 |
| Q4 2015 | 754 | $2,292 | $2.26 | $1.77 - $2.84 |
| Q3 2015 | 1,789 | $5,349 | $3.42 | $1.95 - $5.15 |
| Q2 2015 | 566 | $4,194 | $5.07 | $4.66 - $5.54 |
| Q1 2015 | 151 | $1,170 | $5.04 | $4.59 - $5.87 |