SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | MARTEN TRANSPORT LTD | 4,338,538 | 5.3% | EDGAR |
SC 13G/A | 2024-02-09 | DIMENSIONAL FUND ADVISORS LP | MARTEN TRANSPORT LTD | 5,839,975 | 7.2% | EDGAR |
SC 13G/A | 2024-02-06 | VICTORY CAPITAL MANAGEMENT INC | MARTEN TRANSPORT LTD | 4,197,076 | 5.2% | EDGAR |
SC 13G/A | 2024-01-24 | BlackRock Inc. | MARTEN TRANSPORT LTD | 9,221,304 | 11.3% | EDGAR |
SC 13G/A | 2023-02-10 | DIMENSIONAL FUND ADVISORS LP | MARTEN TRANSPORT LTD | 6,037,923 | 7.4% | EDGAR |
SC 13G | 2023-02-09 | VANGUARD GROUP INC | MARTEN TRANSPORT LTD | 4,220,907 | 5.2% | EDGAR |
SC 13G/A | 2023-01-31 | VICTORY CAPITAL MANAGEMENT INC | MARTEN TRANSPORT LTD | 4,665,776 | 5.8% | EDGAR |
SC 13G/A | 2023-01-26 | BlackRock Inc. | MARTEN TRANSPORT LTD | 9,924,602 | 12.2% | EDGAR |
SC 13G/A | 2023-01-20 | BlackRock Inc. | MARTEN TRANSPORT LTD | 9,924,602 | 12.2% | EDGAR |
SC 13G/A | 2022-02-08 | DIMENSIONAL FUND ADVISORS LP | MARTEN TRANSPORT LTD | 5,950,614 | 7.2% | EDGAR |
SC 13G/A | 2022-02-02 | VICTORY CAPITAL MANAGEMENT INC | MARTEN TRANSPORT LTD | 6,023,019 | 7.3% | EDGAR |
SC 13G/A | 2022-01-27 | BlackRock Inc. | MARTEN TRANSPORT LTD | 10,519,174 | 12.7% | EDGAR |
SC 13G/A | 2022-01-25 | BlackRock Inc. | MARTEN TRANSPORT LTD | 10,519,174 | 12.7% | EDGAR |
SC 13G/A | 2021-02-12 | DIMENSIONAL FUND ADVISORS LP | MARTEN TRANSPORT LTD | 6,389,331 | 7.7% | EDGAR |
SC 13G | 2021-02-09 | VICTORY CAPITAL MANAGEMENT INC | MARTEN TRANSPORT LTD | 4,468,045 | 5.4% | EDGAR |
SC 13G/A | 2021-01-27 | BlackRock Inc. | MARTEN TRANSPORT LTD | 9,558,654 | 11.6% | EDGAR |
SC 13G/A | 2020-02-12 | DIMENSIONAL FUND ADVISORS LP | MARTEN TRANSPORT LTD | 4,548,220 | 8.3% | EDGAR |
SC 13G/A | 2020-02-04 | BlackRock Inc. | MARTEN TRANSPORT LTD | 6,437,076 | 11.8% | EDGAR |
SC 13G/A | 2019-02-08 | DIMENSIONAL FUND ADVISORS LP | MARTEN TRANSPORT LTD | 4,563,975 | 8.4% | EDGAR |
SC 13G/A | 2019-01-31 | BlackRock Inc. | MARTEN TRANSPORT LTD | 6,143,577 | 11.3% | EDGAR |