SEC CIK 1244465
PRIOR MICHAEL T
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| ATNIview stock → | 587,673 | 2026-03-25 |
Position History — ATNI
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — ATNI
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-03-25 | Tax withholding | 2,378 | $27.92 | 587,673 |
| 2026-03-17 | Grant / award (derivative) | 13,524 | $0.00 | 13,524 |
| 2026-03-17 | Grant / award | 13,524 | $0.00 | 590,051 |
| 2026-03-13 | Tax withholding | 4,686 | $24.49 | 576,527 |
| 2026-03-12 | Tax withholding | 2,191 | $24.65 | 581,213 |
| 2026-03-07 | Option exercise (derivative) | 25,000 | $0.00 | 0 |
| 2026-03-07 | Tax withholding | 2,982 | $24.18 | 583,404 |
| 2026-03-07 | Tax withholding | 6,430 | $24.18 | 586,386 |
| 2026-03-07 | Option exercise | 14,500 | — | 592,816 |
| 2025-04-07 | Grant / award (derivative) | 42,472 | $0.00 | 42,472 |
| 2025-04-07 | Grant / award | 42,472 | $0.00 | 578,316 |
| 2025-03-25 | Option exercise (derivative) | 21,450 | $0.00 | 0 |
| 2025-03-25 | Option exercise | 13,514 | — | 535,844 |
| 2024-04-29 | Open-market buy | 10,000 | $19.88 | 523,026 |
| 2024-03-25 | Tax withholding | 2,431 | $30.21 | 513,026 |
| 2024-03-12 | Grant / award (derivative) | 21,720 | $0.00 | 21,720 |
| 2024-03-12 | Grant / award | 21,720 | $0.00 | 514,760 |
| 2024-03-12 | Grant / award (derivative) | 21,720 | $0.00 | 21,720 |
| 2024-03-12 | Grant / award | 21,720 | $0.00 | 514,760 |
| 2024-03-11 | Tax withholding | 3,186 | $32.99 | 493,040 |
| 2024-03-09 | Tax withholding | 2,271 | $33.06 | 487,327 |
| 2024-03-08 | Option exercise (derivative) | 19,350 | $0.00 | 0 |
| 2024-03-08 | Option exercise | 16,641 | $0.00 | 503,968 |
| 2024-03-08 | Tax withholding | 7,742 | $33.06 | 496,226 |
| 2024-03-07 | Tax withholding | 2,926 | $32.20 | 489,598 |
| 2023-11-20 | Open-market buy | 10,000 | $31.11 | 495,118 |
| 2023-03-25 | Tax withholding | 1,734 | $38.74 | 487,172 |
| 2023-03-25 | Tax withholding | 1,734 | $38.74 | 487,172 |
| 2023-03-13 | Tax withholding | 2,021 | $40.10 | 488,906 |
| 2023-03-13 | Tax withholding | 2,021 | $40.10 | 488,906 |
| 2023-03-11 | Tax withholding | 2,224 | $40.49 | 490,927 |
| 2023-03-11 | Tax withholding | 2,224 | $40.49 | 490,927 |
| 2023-03-09 | Tax withholding | 1,585 | $40.69 | 493,151 |
| 2023-03-09 | Tax withholding | 1,585 | $40.69 | 493,151 |
| 2023-03-07 | Grant / award (derivative) | 25,000 | $0.00 | 25,000 |
| 2023-03-07 | Grant / award | 25,000 | $0.00 | 494,736 |
| 2023-03-07 | Grant / award (derivative) | 25,000 | $0.00 | 25,000 |
| 2023-03-07 | Grant / award | 25,000 | $0.00 | 494,736 |
| 2022-03-25 | Grant / award (derivative) | 21,450 | $0.00 | 21,450 |
| 2022-03-25 | Grant / award | 21,450 | $0.00 | 469,736 |
| 2022-03-13 | Tax withholding | 2,026 | $35.22 | 448,286 |
| 2022-03-11 | Tax withholding | 2,207 | $35.22 | 450,312 |
| 2022-03-09 | Tax withholding | 1,569 | $35.35 | 452,519 |
| 2022-03-07 | Tax withholding | 2,091 | $33.45 | 454,088 |
| 2021-12-10 | Gift | 10,774 | $0.00 | 459,544 |
| 2021-03-13 | Tax withholding | 2,772 | $52.09 | 448,770 |
| 2021-03-11 | Tax withholding | 3,021 | $52.11 | 451,542 |
| 2021-03-09 | Grant / award (derivative) | 19,350 | $0.00 | 19,350 |
| 2021-03-09 | Grant / award | 19,350 | $0.00 | 454,563 |
| 2021-03-08 | Tax withholding | 2,428 | $52.28 | 435,213 |
| 2021-03-07 | Tax withholding | 2,409 | $49.88 | 437,641 |
| 2020-08-12 | Open-market sale | 700 | $60.28 | 440,050 |
| 2020-08-11 | Open-market sale | 1,300 | $60.09 | 440,750 |
| 2020-07-30 | Open-market sale | 300 | $64.02 | 128,847 |
| 2020-07-15 | Open-market sale | 2,000 | $62.49 | 129,147 |
| 2020-06-01 | Open-market sale | 2,000 | $60.43 | 442,050 |
| 2020-04-29 | Open-market sale | 900 | $76.82 | 444,450 |
| 2020-04-29 | Open-market sale | 1,100 | $75.55 | 445,350 |
| 2020-04-29 | Open-market sale | 400 | $79.21 | 444,050 |
| 2020-04-24 | Open-market sale | 1,700 | $70.00 | 446,450 |
| 2020-04-24 | Open-market sale | 939 | $70.00 | 131,147 |
| 2020-04-23 | Open-market sale | 300 | $70.00 | 448,150 |
| 2020-04-23 | Open-market sale | 307 | $67.12 | 132,147 |
| 2020-04-23 | Open-market sale | 61 | $70.00 | 132,086 |
| 2020-03-17 | Open-market sale | 214 | $68.16 | 132,754 |
| 2020-03-17 | Open-market sale | 1,171 | $67.08 | 132,968 |
| 2020-03-17 | Open-market sale | 200 | $69.07 | 8,041 |
| 2020-03-17 | Open-market sale | 300 | $68.08 | 8,241 |
| 2020-03-17 | Open-market sale | 300 | $69.23 | 132,454 |
| 2020-03-13 | Tax withholding | 1,829 | $51.41 | 448,450 |
| 2020-03-11 | Grant / award | 27,250 | $0.00 | 450,279 |
| 2020-03-09 | Tax withholding | 2,423 | $50.68 | 423,029 |
| 2020-03-08 | Tax withholding | 2,423 | $55.52 | 425,452 |
| 2020-03-07 | Tax withholding | 2,856 | $55.52 | 427,875 |
| 2020-02-20 | Open-market sale | 726 | $62.10 | 134,139 |
| 2020-02-19 | Open-market sale | 709 | $62.01 | 134,865 |
| 2020-02-18 | Open-market sale | 2,240 | $62.10 | 135,574 |
| 2019-11-01 | Open-market sale | 1,495 | $58.32 | 139,652 |
| 2019-11-01 | Open-market sale | 1,838 | $59.15 | 137,814 |
| 2019-03-17 | Tax withholding | 1,952 | $55.39 | 431,431 |
| 2019-03-13 | Grant / award | 25,000 | $0.00 | 433,383 |
| 2019-03-09 | Tax withholding | 2,036 | $55.16 | 408,383 |
| 2019-03-08 | Tax withholding | 2,036 | $55.16 | 410,419 |
| 2019-03-07 | Tax withholding | 2,401 | $55.06 | 412,455 |
| 2018-11-30 | Option exercise (derivative) | 25,000 | $0.00 | 0 |
| 2018-11-30 | Option exercise | 7,500 | $32.96 | 430,124 |
| 2018-11-30 | Option exercise | 25,000 | $46.85 | 422,624 |
| 2018-11-30 | Tax withholding | 43,768 | $84.56 | 416,356 |
| 2018-11-30 | Option exercise | 30,000 | $37.36 | 460,124 |
| 2018-09-04 | Open-market sale | 1,000 | $72.69 | 141,647 |
| 2018-09-04 | Open-market sale | 1,000 | $72.69 | 397,624 |
| 2018-08-06 | Open-market sale | 1,000 | $64.17 | 142,647 |
| 2018-08-06 | Open-market sale | 4,000 | $65.00 | 398,624 |
| 2018-07-09 | Open-market sale | 1,000 | $56.10 | 143,647 |
| 2018-06-13 | Open-market sale | 800 | $53.38 | 7,741 |
| 2018-06-13 | Open-market sale | 800 | $53.38 | 8,141 |
| 2018-06-13 | Open-market sale | 800 | $53.38 | 8,541 |
| 2018-06-11 | Open-market sale | 2,000 | $55.48 | 144,647 |
| 2018-03-20 | Tax withholding | 2,444 | $60.27 | 402,624 |
| 2018-03-17 | Tax withholding | 2,333 | $60.15 | 405,068 |
| 2018-03-09 | Tax withholding | 2,423 | $60.24 | 407,401 |
| 2018-03-08 | Tax withholding | 2,423 | $61.23 | 409,824 |
| 2018-03-07 | Grant / award | 25,800 | $0.00 | 412,247 |
| 2017-12-13 | Open-market sale | 900 | $55.36 | 8,941 |
| 2017-12-13 | Open-market sale | 900 | $55.36 | 8,541 |
| 2017-12-13 | Open-market sale | 5,555 | $55.36 | 387,247 |
| 2017-03-27 | Tax withholding | 2,028 | $70.92 | 392,802 |
| 2017-03-20 | Tax withholding | 1,785 | $73.49 | 394,830 |
| 2017-03-17 | Tax withholding | 1,695 | $73.93 | 396,615 |
| 2017-03-09 | Tax withholding | 1,768 | $68.51 | 398,310 |
| 2017-03-08 | Grant / award | 21,900 | $0.00 | 400,078 |
| 2016-08-18 | Option exercise (derivative) | 10,000 | $0.00 | 7,500 |
| 2016-08-18 | Option exercise | 10,000 | $32.96 | 379,778 |
| 2016-07-11 | Open-market sale | 531 | $80.46 | 146,947 |
| 2016-07-08 | Open-market sale | 550 | $79.99 | 147,478 |
| 2016-07-07 | Open-market sale | 550 | $79.73 | 148,028 |
| 2016-07-06 | Open-market sale | 550 | $80.48 | 148,578 |
| 2016-07-05 | Open-market sale | 550 | $77.88 | 149,128 |
| 2016-07-01 | Open-market sale | 550 | $77.71 | 149,678 |
| 2016-07-01 | Open-market sale | 1,719 | $77.34 | 369,778 |
| 2016-06-03 | Open-market sale | 50 | $72.88 | 8,861 |
| 2016-06-03 | Open-market sale | 350 | $72.88 | 8,961 |
| 2016-06-03 | Open-market sale | 350 | $72.88 | 9,661 |
| 2016-06-02 | Open-market sale | 550 | $72.02 | 8,911 |
| 2016-06-02 | Open-market sale | 550 | $72.02 | 9,311 |
| 2016-06-02 | Open-market sale | 550 | $72.02 | 10,011 |
| 2016-04-21 | Open-market sale | 300 | $72.00 | 150,228 |
| 2016-04-20 | Open-market sale | 550 | $72.41 | 150,528 |
| 2016-04-19 | Open-market sale | 50 | $72.11 | 10,561 |
| 2016-04-19 | Open-market sale | 50 | $72.11 | 9,861 |
| 2016-04-19 | Open-market sale | 50 | $72.11 | 9,461 |
| 2016-04-19 | Open-market sale | 500 | $72.11 | 371,497 |
| 2016-04-19 | Open-market sale | 550 | $72.11 | 151,078 |
| 2016-04-18 | Open-market sale | 550 | $72.00 | 9,911 |
| 2016-04-18 | Open-market sale | 550 | $72.00 | 10,611 |
| 2016-04-18 | Open-market sale | 550 | $72.00 | 9,511 |
| 2016-04-18 | Open-market sale | 2,000 | $72.00 | 371,997 |
| 2016-04-18 | Open-market sale | 550 | $72.00 | 151,628 |
| 2016-04-15 | Open-market sale | 550 | $72.00 | 152,178 |
| 2016-03-27 | Tax withholding | 2,028 | $72.90 | 373,997 |
| 2016-03-22 | Tax withholding | 1,623 | $72.19 | 376,025 |
| 2016-03-20 | Tax withholding | 1,776 | $72.68 | 377,648 |
| 2016-03-17 | Tax withholding | 1,695 | $73.68 | 379,424 |
| 2016-03-09 | Grant / award | 21,900 | $0.00 | 381,119 |
| 2015-03-27 | Tax withholding | 2,031 | $70.37 | 513,047 |
| 2015-03-22 | Tax withholding | 1,618 | $69.32 | 515,078 |
| 2015-03-20 | Tax withholding | 1,781 | $69.32 | 516,696 |
| 2015-03-17 | Grant / award | 21,000 | $0.00 | 518,477 |
| 2015-03-15 | Tax withholding | 602 | $65.18 | 497,477 |
| 2015-03-12 | Open-market sale | 1,000 | $66.55 | 10,286 |
| 2015-03-12 | Open-market sale | 700 | $66.19 | 10,986 |
| 2015-03-12 | Open-market sale | 1,000 | $66.37 | 9,886 |
| 2014-11-13 | Open-market sale | 2,500 | $73.13 | 499,359 |
| 2014-08-08 | Open-market sale | 1,000 | $59.04 | 33,258 |
| 2014-06-02 | Gift | 333,285 | $0.00 | 501,859 |
| 2014-03-27 | Tax withholding | 2,034 | $65.13 | 168,574 |
| 2014-03-22 | Tax withholding | 1,628 | $66.78 | 170,608 |
| 2014-03-20 | Grant / award | 22,000 | $0.00 | 172,236 |
| 2014-03-15 | Tax withholding | 610 | $64.84 | 150,236 |
| 2014-03-13 | Open-market sale | 3,200 | $65.14 | 150,846 |
| 2014-02-11 | Tax withholding | 1,020 | $58.45 | 154,046 |
| 2013-11-15 | Option exercise (derivative) | 17,500 | $0.00 | 17,500 |
| 2013-11-15 | Option exercise | 17,500 | $32.96 | 169,406 |
| 2013-11-15 | Tax withholding | 12,597 | $56.41 | 156,809 |
| 2013-09-23 | Tax withholding | 644 | $50.62 | 151,262 |
| 2013-09-23 | Grant / award | 1,976 | $0.00 | 151,906 |
| 2013-09-23 | Grant / award | 1,976 | $0.00 | 151,906 |
| 2013-08-02 | Option exercise (derivative) | 50,000 | $0.00 | 0 |
| 2013-08-02 | Option exercise | 50,000 | $32.98 | 188,113 |
| 2013-08-02 | Tax withholding | 38,183 | $50.79 | 149,930 |
| 2013-03-27 | Grant / award | 25,000 | $0.00 | 138,113 |
| 2013-03-22 | Tax withholding | 1,630 | $47.48 | 113,113 |
| 2013-03-15 | Tax withholding | 611 | $45.22 | 114,743 |
| 2013-03-06 | Option exercise (derivative) | 20,000 | $0.00 | 0 |
| 2013-03-06 | Option exercise | 20,000 | $23.78 | 127,699 |
| 2013-03-06 | Tax withholding | 12,345 | $45.91 | 115,354 |
| 2013-02-11 | Tax withholding | 1,037 | $42.96 | 107,699 |
| 2012-12-05 | Tax withholding | 793 | $36.61 | 111,396 |
| 2012-12-05 | Tax withholding | 793 | $36.61 | 108,401 |
| 2012-12-04 | Option exercise (derivative) | 8,800 | $0.00 | 0 |
| 2012-12-04 | Option exercise | 8,800 | $18.70 | 111,066 |
| 2012-12-04 | Tax withholding | 1,377 | $36.92 | 109,689 |
| 2012-12-04 | Option exercise | 8,800 | $18.70 | 110,571 |
| 2012-12-04 | Tax withholding | 1,377 | $36.92 | 109,194 |
| 2012-09-07 | Open-market sale | 8,650 | $40.22 | 101,771 |
| 2012-09-06 | Open-market sale | 350 | $40.02 | 110,421 |
| 2012-03-22 | Grant / award (derivative) | 30,000 | $0.00 | 30,000 |
| 2012-03-22 | Grant / award | 20,000 | $0.00 | 110,771 |
| 2012-02-17 | Open-market sale | 5,000 | $40.00 | 90,771 |
| 2012-02-11 | Tax withholding | 1,017 | $38.47 | 95,771 |
| 2011-12-05 | Tax withholding | 793 | $40.67 | 96,473 |
| 2011-11-29 | Open-market sale | 2,500 | $39.50 | 97,266 |
| 2011-11-18 | Open-market sale | 2,500 | $40.00 | 99,766 |
| 2011-11-17 | Open-market sale | 2,500 | $39.50 | 102,266 |
| 2011-11-15 | Option exercise (derivative) | 16,200 | $0.00 | 8,800 |
| 2011-11-15 | Option exercise | 16,200 | $18.70 | 104,766 |
| 2011-03-15 | Grant / award (derivative) | 35,000 | $0.00 | 35,000 |
| 2011-03-15 | Grant / award | 7,500 | $0.00 | 88,566 |
| 2010-11-16 | Option exercise (derivative) | 5,000 | $0.00 | 25,000 |
| 2010-11-16 | Option exercise | 5,000 | $18.70 | 80,400 |
| 2010-06-14 | Gift | 285 | $0.00 | 75,400 |
| 2010-06-10 | Option exercise (derivative) | 10,000 | $0.00 | 30,000 |
| 2010-06-10 | Option exercise | 10,000 | $18.70 | 75,685 |
| 2010-02-11 | Grant / award (derivative) | 25,000 | $0.00 | 25,000 |
| 2010-02-11 | Grant / award | 12,500 | $0.00 | 65,685 |
| 2009-12-05 | Tax withholding | 850 | $52.46 | 52,685 |
| 2009-05-13 | Open-market sale | 600 | $22.86 | 29,200 |
| 2009-03-10 | Open-market buy | 2,000 | $14.50 | 53,535 |
| 2008-12-05 | Grant / award (derivative) | 20,000 | $0.00 | 20,000 |
| 2008-12-05 | Grant / award | 10,000 | $0.00 | 50,868 |
| 2007-12-07 | Open-market sale | 100 | $34.06 | 27,842 |
| 2007-12-07 | Open-market sale | 100 | $34.04 | 27,942 |
| 2007-12-07 | Open-market sale | 8 | $34.48 | 28,042 |
| 2007-12-07 | Open-market sale | 100 | $34.32 | 28,050 |
| 2007-12-07 | Open-market sale | 592 | $34.10 | 27,250 |
| 2007-12-07 | Open-market sale | 100 | $34.22 | 28,350 |
| 2007-12-07 | Open-market sale | 100 | $34.40 | 28,450 |
| 2007-12-07 | Open-market sale | 100 | $34.39 | 28,550 |
| 2007-12-07 | Open-market sale | 200 | $34.29 | 28,150 |
| 2007-09-17 | Grant / award (derivative) | 50,000 | $0.00 | 50,000 |
| 2006-09-14 | Grant / award (derivative) | 40,000 | $0.00 | 40,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.