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Ploeg Mark A Vander
Insider
First SEC filing: Jan. 2, 2020 · Latest: Jan. 2, 2020
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 18, 2022 | DWSN | D | 31,099 | $2.34 | $72,772 | 0 Direct | -100.00% | Disposed | 13.2% (price as of 2026-10-06) |
| Jan. 18, 2022 | DWSN | D | 36,792 | $2.34 | $86,093 | 0 Indirect | -100.00% | Disposed | 13.2% (price as of 2026-10-06) |
| Sept. 30, 2021 | DWSN | A | 2,988 | · | · | 31,099 Direct | +10.63% | Acquired | (price as of 2026-10-06) |
| June 30, 2021 | DWSN | A | 2,830 | · | · | 28,111 Direct | +11.19% | Acquired | (price as of 2026-10-06) |
| Dec. 31, 2019 | DWSN | A | 5,368 | · | · | 25,281 Direct | +26.96% | Acquired | (price as of 2026-10-06) |
| Sept. 30, 2019 | DWSN | A | 6,408 | · | · | 19,913 Direct | +47.45% | Acquired | (price as of 2026-10-06) |
| June 28, 2019 | DWSN | A | 5,208 | · | · | 13,505 Direct | +62.77% | Acquired | (price as of 2026-10-06) |
| March 29, 2019 | DWSN | A | 4,449 | · | · | 8,297 Direct | +115.62% | Acquired | (price as of 2026-10-06) |
| Dec. 31, 2018 | DWSN | A | 3,848 | · | · | 40,640 Direct | +10.46% | Acquired | (price as of 2026-10-06) |
| Sept. 28, 2018 | DWSN | A | 2,230 | · | · | 36,792 Direct | +6.45% | Acquired | (price as of 2026-10-06) |
| June 29, 2018 | DWSN | A | 1,600 | $7.89 | $12,624 | 34,562 Direct | +4.85% | Acquired | -66.4% (price as of 2026-10-06) |
| March 29, 2018 | DWSN | A | 1,788 | · | · | 31,393 Direct | +6.04% | Acquired | (price as of 2026-10-06) |
| Dec. 29, 2017 | DWSN | A | 2,318 | · | · | 29,605 Direct | +8.49% | Acquired | (price as of 2026-10-06) |
| Sept. 30, 2017 | DWSN | A | 2,600 | · | · | 27,287 Direct | +10.53% | Acquired | (price as of 2026-10-06) |
| June 30, 2017 | DWSN | A | 2,946 | · | · | 24,687 Direct | +13.55% | Acquired | (price as of 2026-10-06) |
| March 31, 2017 | DWSN | A | 2,072 | · | · | 21,741 Direct | +10.53% | Acquired | (price as of 2026-10-06) |
| Dec. 31, 2016 | DWSN | A | 1,429 | · | · | 28,029 Direct | +5.37% | Acquired | (price as of 2026-10-06) |
| Sept. 30, 2016 | DWSN | A | 1,612 | · | · | 26,600 Direct | +6.45% | Acquired | (price as of 2026-10-06) |
| June 30, 2016 | DWSN | A | 1,487 | · | · | 24,988 Direct | +6.33% | Acquired | (price as of 2026-10-06) |
| March 28, 2016 | DWSN | A | 2,444 | · | · | 23,501 Direct | +11.61% | Acquired | (price as of 2026-10-06) |
| Dec. 1, 2015 | DWSN | A | 9,933 | · | · | 21,057 Direct | +89.29% | Acquired | (price as of 2026-10-06) |
| Dec. 1, 2015 | DWSN | A | 9,933 | · | · | 21,057 Direct | +89.29% | Acquired | (price as of 2026-10-06) |
| Feb. 11, 2015 | DWSN | A | 2,764 | · | · | 2,764 Direct | · | Acquired | (price as of 2026-10-06) |
| Feb. 11, 2015 | DWSN | A | 11,124 | · | · | 0 Direct | · | Acquired | (price as of 2026-10-06) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.