SEC CIK 1251158
BUCHANAN MICHAEL R
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| PDMview stock → | 34,569 | 2017-05-12 |
| DHIview stock → | 1,482 | 2025-11-20 |
Position History — DHI
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — DHI
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2025-11-20 | Option exercise (derivative) | 289 | $0.00 | 1,156 |
| 2025-11-20 | Option exercise | 289 | — | 1,482 |
| 2025-09-05 | Open-market sale | 1,000 | $180.74 | 1,193 |
| 2025-06-24 | Open-market sale | 2,150 | $127.70 | 2,193 |
| 2025-04-21 | Option exercise (derivative) | 139 | $0.00 | 417 |
| 2025-04-21 | Option exercise | 139 | — | 4,343 |
| 2025-03-30 | Option exercise (derivative) | 224 | $0.00 | 448 |
| 2025-03-30 | Option exercise | 224 | — | 4,204 |
| 2025-03-21 | Option exercise (derivative) | 93 | $0.00 | 372 |
| 2025-03-21 | Option exercise | 93 | — | 3,980 |
| 2025-03-17 | Option exercise (derivative) | 203 | $0.00 | 203 |
| 2025-03-17 | Option exercise | 203 | — | 3,887 |
| 2025-03-12 | Option exercise (derivative) | 449 | $0.00 | 0 |
| 2025-03-12 | Option exercise | 449 | — | 3,684 |
| 2025-01-26 | Option exercise (derivative) | 1,748 | $0.00 | 0 |
| 2025-01-26 | Option exercise | 1,748 | — | 3,235 |
| 2024-12-26 | Gift | 216 | $0.00 | 1,487 |
| 2024-11-20 | Grant / award (derivative) | 1,445 | $0.00 | 1,445 |
| 2024-05-06 | Open-market sale | 2,000 | $150.70 | 1,703 |
| 2024-04-20 | Option exercise (derivative) | 139 | $0.00 | 556 |
| 2024-04-20 | Option exercise | 139 | — | 3,703 |
| 2024-03-30 | Option exercise (derivative) | 224 | $0.00 | 672 |
| 2024-03-30 | Option exercise | 224 | — | 3,564 |
| 2024-03-21 | Grant / award (derivative) | 465 | $0.00 | 465 |
| 2024-03-17 | Option exercise (derivative) | 203 | $0.00 | 406 |
| 2024-03-17 | Option exercise | 203 | — | 3,340 |
| 2024-03-12 | Option exercise (derivative) | 449 | $0.00 | 449 |
| 2024-03-12 | Option exercise | 449 | — | 3,137 |
| 2024-01-26 | Option exercise (derivative) | 1,748 | $0.00 | 1,748 |
| 2024-01-26 | Option exercise | 1,748 | — | 2,688 |
| 2023-11-26 | Option exercise (derivative) | 470 | $0.00 | 0 |
| 2023-11-26 | Option exercise | 470 | — | 940 |
| 2023-08-07 | Open-market sale | 1,639 | $127.03 | 470 |
| 2023-04-21 | Open-market sale | 5,000 | $107.82 | 2,109 |
| 2023-04-20 | Grant / award (derivative) | 695 | $0.00 | 695 |
| 2023-03-30 | Option exercise (derivative) | 224 | $0.00 | 896 |
| 2023-03-30 | Option exercise | 224 | $0.00 | 4,942 |
| 2023-03-17 | Option exercise (derivative) | 203 | $0.00 | 609 |
| 2023-03-17 | Option exercise | 203 | $0.00 | 4,718 |
| 2023-03-12 | Option exercise (derivative) | 449 | $0.00 | 898 |
| 2023-03-12 | Option exercise | 449 | — | 4,515 |
| 2023-03-07 | Option exercise (derivative) | 470 | $0.00 | 0 |
| 2023-03-07 | Option exercise | 470 | — | 4,066 |
| 2023-01-26 | Option exercise (derivative) | 1,748 | $0.00 | 3,496 |
| 2023-01-26 | Option exercise | 1,748 | — | 3,596 |
| 2022-12-01 | Open-market sale | 2,000 | $86.48 | 1,848 |
| 2022-11-26 | Option exercise (derivative) | 470 | $0.00 | 470 |
| 2022-11-26 | Option exercise | 470 | — | 3,848 |
| 2022-09-20 | Open-market sale | 2,167 | $71.50 | 3,378 |
| 2022-03-30 | Grant / award (derivative) | 1,120 | $0.00 | 1,120 |
| 2022-03-17 | Option exercise (derivative) | 203 | $0.00 | 812 |
| 2022-03-17 | Option exercise | 203 | — | 5,545 |
| 2022-03-11 | Option exercise (derivative) | 449 | $0.00 | 1,347 |
| 2022-03-11 | Option exercise | 449 | — | 5,342 |
| 2022-03-07 | Option exercise (derivative) | 470 | $0.00 | 470 |
| 2022-03-07 | Option exercise | 470 | — | 4,893 |
| 2022-02-14 | Option exercise (derivative) | 423 | $0.00 | 0 |
| 2022-02-14 | Option exercise | 423 | — | 4,423 |
| 2022-01-26 | Grant / award (derivative) | 5,244 | $0.00 | 5,244 |
| 2022-01-21 | Option exercise (derivative) | 4,000 | $0.00 | 0 |
| 2022-01-21 | Option exercise | 4,000 | — | 4,000 |
| 2021-12-08 | Open-market sale | 470 | $107.72 | 0 |
| 2021-11-26 | Option exercise (derivative) | 470 | $0.00 | 940 |
| 2021-11-26 | Option exercise | 470 | — | 470 |
| 2021-07-26 | Open-market sale | 2,812 | $92.50 | 0 |
| 2021-03-17 | Grant / award (derivative) | 1,015 | $0.00 | 1,015 |
| 2021-03-17 | Open-market sale | 3,000 | $82.94 | 2,812 |
| 2021-03-12 | Option exercise (derivative) | 449 | $0.00 | 1,796 |
| 2021-03-12 | Option exercise | 449 | — | 5,812 |
| 2021-03-05 | Option exercise (derivative) | 470 | $0.00 | 940 |
| 2021-03-05 | Option exercise | 470 | — | 5,363 |
| 2021-02-12 | Option exercise (derivative) | 423 | $0.00 | 423 |
| 2021-02-12 | Option exercise | 423 | — | 4,893 |
| 2021-01-22 | Option exercise (derivative) | 4,000 | $0.00 | 4,000 |
| 2021-01-22 | Option exercise | 4,000 | — | 4,470 |
| 2020-12-02 | Gift | 10,303 | $0.00 | 23,546 |
| 2020-12-02 | Open-market sale | 23,076 | $70.35 | 470 |
| 2020-12-02 | Open-market sale | 23,076 | $71.34 | 470 |
| 2020-12-02 | Gift | 10,303 | $0.00 | 23,546 |
| 2020-11-26 | Option exercise (derivative) | 470 | $0.00 | 1,410 |
| 2020-11-26 | Option exercise | 470 | — | 33,849 |
| 2020-03-12 | Grant / award (derivative) | 2,245 | $0.00 | 2,245 |
| 2020-03-06 | Option exercise (derivative) | 470 | $0.00 | 1,410 |
| 2020-03-06 | Option exercise | 470 | — | 33,379 |
| 2020-03-05 | Option exercise (derivative) | 940 | $0.00 | 0 |
| 2020-03-05 | Option exercise | 940 | — | 32,909 |
| 2020-02-14 | Option exercise (derivative) | 423 | $0.00 | 846 |
| 2020-02-14 | Option exercise | 423 | — | 31,969 |
| 2020-01-23 | Option exercise (derivative) | 4,000 | $0.00 | 8,000 |
| 2020-01-23 | Option exercise | 4,000 | — | 31,546 |
| 2019-11-26 | Option exercise (derivative) | 470 | $0.00 | 1,880 |
| 2019-11-26 | Option exercise | 470 | — | 27,546 |
| 2019-08-06 | Option exercise (derivative) | 5,000 | $0.00 | 0 |
| 2019-08-06 | Option exercise | 5,000 | $23.80 | 32,076 |
| 2019-08-06 | Open-market sale | 5,000 | $46.18 | 27,076 |
| 2019-03-07 | Option exercise (derivative) | 470 | $0.00 | 1,880 |
| 2019-03-07 | Option exercise | 470 | — | 27,076 |
| 2019-03-05 | Option exercise (derivative) | 940 | $0.00 | 940 |
| 2019-03-05 | Option exercise | 940 | — | 26,606 |
| 2019-02-14 | Option exercise (derivative) | 423 | $0.00 | 1,269 |
| 2019-02-14 | Option exercise | 423 | — | 25,666 |
| 2019-01-23 | Grant / award (derivative) | 12,000 | $0.00 | 12,000 |
| 2019-01-21 | Option exercise (derivative) | 4,000 | $0.00 | 0 |
| 2019-01-21 | Option exercise | 4,000 | — | 25,243 |
| 2018-11-26 | Grant / award (derivative) | 2,350 | $0.00 | 2,350 |
| 2018-03-07 | Grant / award (derivative) | 2,350 | $0.00 | 2,350 |
| 2018-03-05 | Option exercise (derivative) | 940 | $0.00 | 1,880 |
| 2018-03-05 | Option exercise | 940 | — | 21,243 |
| 2018-02-14 | Option exercise (derivative) | 423 | $0.00 | 1,692 |
| 2018-02-14 | Option exercise | 423 | — | 20,303 |
| 2018-01-21 | Option exercise (derivative) | 4,000 | $0.00 | 4,000 |
| 2018-01-21 | Option exercise | 4,000 | — | 19,880 |
| 2017-09-14 | Option exercise (derivative) | 9,000 | $0.00 | 0 |
| 2017-09-14 | Option exercise | 9,000 | $9.97 | 24,880 |
| 2017-09-14 | Open-market sale | 9,000 | $37.06 | 15,880 |
| 2017-03-05 | Option exercise (derivative) | 940 | $0.00 | 2,820 |
| 2017-03-05 | Option exercise | 940 | — | 15,880 |
| 2017-02-14 | Grant / award (derivative) | 2,115 | $0.00 | 2,115 |
| 2017-01-21 | Option exercise (derivative) | 4,000 | $0.00 | 8,000 |
| 2017-01-21 | Option exercise | 4,000 | — | 14,940 |
| 2016-07-25 | Option exercise (derivative) | 6,000 | $9.97 | 9,000 |
| 2016-07-25 | Option exercise (derivative) | 4,000 | $9.03 | 0 |
| 2016-07-25 | Open-market sale | 12,000 | $33.80 | 10,940 |
| 2016-07-25 | Option exercise | 2,000 | $14.50 | 12,940 |
| 2016-07-25 | Option exercise | 4,000 | $9.03 | 16,940 |
| 2016-07-25 | Option exercise | 6,000 | $9.97 | 22,940 |
| 2016-03-05 | Option exercise (derivative) | 940 | $0.00 | 3,760 |
| 2016-03-05 | Option exercise | 940 | — | 10,940 |
| 2016-01-24 | Option exercise (derivative) | 3,334 | $0.00 | 0 |
| 2016-01-24 | Option exercise | 3,334 | — | 10,000 |
| 2016-01-21 | Grant / award (derivative) | 12,000 | $0.00 | 12,000 |
| 2015-11-19 | Option exercise (derivative) | 10,000 | $0.00 | 0 |
| 2015-11-19 | Open-market sale | 10,000 | $32.10 | 6,666 |
| 2015-11-19 | Option exercise | 10,000 | $29.44 | 16,666 |
| 2015-03-05 | Grant / award (derivative) | 4,700 | $0.00 | 4,700 |
| 2015-01-24 | Option exercise (derivative) | 3,333 | $0.00 | 3,334 |
| 2015-01-24 | Option exercise | 3,333 | — | 6,666 |
| 2014-01-24 | Option exercise (derivative) | 3,333 | $0.00 | 6,667 |
| 2014-01-24 | Option exercise | 3,333 | — | 3,333 |
| 2013-03-05 | Grant / award (derivative) | 5,000 | — | 5,000 |
| 2013-01-24 | Grant / award (derivative) | 10,000 | $0.00 | 10,000 |
| 2012-08-28 | Option exercise (derivative) | 6,000 | $0.00 | 4,000 |
| 2012-08-28 | Option exercise (derivative) | 8,000 | $0.00 | 2,000 |
| 2012-08-28 | Option exercise (derivative) | 20,000 | $0.00 | 0 |
| 2012-08-28 | Option exercise | 6,000 | $9.03 | 34,000 |
| 2012-08-28 | Option exercise | 8,000 | $14.50 | 28,000 |
| 2012-08-28 | Option exercise | 20,000 | $14.08 | 20,000 |
| 2012-08-28 | Open-market sale | 34,000 | $18.73 | 0 |
| 2011-09-02 | Grant / award (derivative) | 15,000 | — | 15,000 |
| 2009-02-09 | Grant / award (derivative) | 10,000 | — | 10,000 |
| 2008-02-11 | Grant / award (derivative) | 10,000 | — | 10,000 |
| 2008-02-11 | Grant / award (derivative) | 20,000 | — | 20,000 |
| 2006-05-02 | Grant / award (derivative) | 10,000 | — | 10,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.