Ticker: NPK CUSIP: 637215104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2019 | 10 | $1 | $101.82 | $89.24 - $112.50 |
| Q1 2019 | 10 | $1 | $116.40 | $99.24 - $133.12 |
| Q4 2018 | 10 | $1 | $125.24 | $109.50 - $133.95 |