Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
---|---|---|---|---|---|---|
SC 13G/A | 2000-03-01 | WESTBURNE INC | NATIONAL OILWELL INC | 905,500 | 1.6% | EDGAR |
SC 13G | 2000-02-17 | PUTNAM INVESTMENTS INC | NATIONAL OILWELL INC | 412,735 | 0.7% | EDGAR |
SC 13G | 2000-02-17 | PUTNAM INVESTMENTS INC | NATIONAL OILWELL INC | 412,735 | 0.7% | EDGAR |
SC 13G | 2000-02-17 | PUTNAM INVESTMENTS INC | NATIONAL OILWELL INC | 412,735 | 0.7% | EDGAR |