| # | % | |||||
|---|---|---|---|---|---|---|
| 1 | Greylin Investment Management, Inc | 304,500 | 542,000 | 35.19% | ||
| 2 | MCDANIEL TERRY & CO | 262,222 | 467,000 | 30.32% | ||
| 3 | CASTLEARK MANAGEMENT LLC | 190,150 | 338,000 | 21.95% | ||
| 4 | PARSONS CAPITAL MANAGEMENT INC/RI | 51,383 | 91,000 | 5.91% | ||
| 5 | BLUESTEIN R H & CO LLC | 43,500 | 77,000 | 5.00% | ||
| 6 | VAUGHAN DAVID INVESTMENTS LLC/IL | 14,202 | 25,000 | 1.62% |
From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.
