SEC CIK 1216071
HORNSTRA PETER E
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| TMOview stock → | 1,962 | 2021-02-26 |
Position History — TMO
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — TMO
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2021-02-26 | Tax withholding | 69 | $450.08 | 1,962 |
| 2021-02-25 | Tax withholding | 28 | $451.47 | 2,090 |
| 2021-02-25 | Tax withholding | 59 | $451.47 | 2,031 |
| 2021-02-23 | Tax withholding | 112 | $458.81 | 2,118 |
| 2021-02-23 | Grant / award | 350 | $0.00 | 2,230 |
| 2020-10-23 | Gift | 300 | $0.00 | 15,833 |
| 2020-10-08 | Gift | 33 | $0.00 | 16,133 |
| 2020-10-08 | Gift | 33 | $0.00 | 1,880 |
| 2020-10-01 | Tax withholding | 27 | $438.20 | 18,013 |
| 2020-10-01 | Grant / award | 60 | $0.00 | 18,040 |
| 2020-09-03 | Gift | 287 | $0.00 | 1,913 |
| 2020-09-03 | Gift | 287 | $0.00 | 16,100 |
| 2020-08-28 | Tax withholding | 114 | $424.48 | 17,980 |
| 2020-08-27 | Tax withholding | 54 | $420.53 | 18,094 |
| 2020-08-26 | Tax withholding | 64 | $425.65 | 18,148 |
| 2020-08-20 | Gift | 15,813 | $0.00 | 2,200 |
| 2020-08-20 | Gift | 15,813 | $0.00 | 15,813 |
| 2020-08-18 | Option exercise (derivative) | 762 | $0.00 | 2,288 |
| 2020-08-18 | Option exercise (derivative) | 1,650 | $0.00 | 0 |
| 2020-08-18 | Option exercise | 925 | $131.07 | 19,137 |
| 2020-08-18 | Option exercise | 762 | $157.68 | 18,974 |
| 2020-08-18 | Open-market sale | 1,650 | $418.86 | 18,212 |
| 2020-08-18 | Option exercise | 1,650 | $129.77 | 19,862 |
| 2020-02-27 | Tax withholding | 36 | $297.08 | 18,212 |
| 2020-02-26 | Tax withholding | 74 | $309.16 | 18,248 |
| 2020-02-25 | Grant / award (derivative) | 975 | $0.00 | 975 |
| 2020-02-25 | Grant / award | 200 | $0.00 | 18,071 |
| 2020-02-25 | Grant / award | 285 | $0.00 | 18,356 |
| 2020-02-25 | Tax withholding | 34 | $309.63 | 18,322 |
| 2019-08-28 | Tax withholding | 114 | $276.06 | 17,871 |
| 2019-08-27 | Tax withholding | 45 | $272.93 | 17,985 |
| 2019-08-26 | Tax withholding | 39 | $270.92 | 18,030 |
| 2019-08-24 | Tax withholding | 120 | $269.36 | 18,069 |
| 2019-02-28 | Tax withholding | 37 | $259.57 | 18,189 |
| 2019-02-27 | Tax withholding | 37 | $259.14 | 18,226 |
| 2019-02-26 | Grant / award (derivative) | 1,850 | $0.00 | 1,850 |
| 2019-02-26 | Grant / award | 575 | $0.00 | 18,332 |
| 2019-02-26 | Tax withholding | 69 | $253.99 | 18,263 |
| 2019-02-26 | Grant / award | 700 | $0.00 | 17,757 |
| 2019-02-15 | Option exercise (derivative) | 2,775 | $0.00 | 925 |
| 2019-02-15 | Option exercise (derivative) | 1,650 | $0.00 | 1,650 |
| 2019-02-15 | Option exercise (derivative) | 638 | $0.00 | 0 |
| 2019-02-15 | Option exercise | 638 | $124.28 | 17,695 |
| 2019-02-15 | Option exercise | 2,775 | $131.07 | 19,832 |
| 2019-02-15 | Option exercise | 1,650 | $129.77 | 18,707 |
| 2019-02-15 | Open-market sale | 2,775 | $250.00 | 17,057 |
| 2018-08-28 | Tax withholding | 63 | $237.96 | 17,914 |
| 2018-08-27 | Tax withholding | 18 | $237.92 | 17,977 |
| 2018-08-25 | Tax withholding | 54 | $234.71 | 17,995 |
| 2018-08-24 | Tax withholding | 84 | $234.71 | 18,049 |
| 2018-05-08 | Gift | 250 | $0.00 | 18,133 |
| 2018-02-28 | Tax withholding | 36 | $208.58 | 18,383 |
| 2018-02-27 | Grant / award (derivative) | 2,000 | $0.00 | 2,000 |
| 2018-02-27 | Grant / award | 400 | $0.00 | 18,082 |
| 2018-02-27 | Grant / award | 375 | $0.00 | 18,457 |
| 2018-02-27 | Tax withholding | 38 | $210.68 | 18,419 |
| 2018-02-23 | Tax withholding | 87 | $211.71 | 17,682 |
| 2017-09-05 | Option exercise (derivative) | 1,912 | $0.00 | 638 |
| 2017-09-05 | Option exercise (derivative) | 1,475 | $0.00 | 0 |
| 2017-09-05 | Option exercise | 1,475 | $73.24 | 19,751 |
| 2017-09-05 | Option exercise | 1,912 | $124.28 | 21,663 |
| 2017-09-05 | Open-market sale | 3,894 | $185.18 | 17,769 |
| 2017-08-28 | Tax withholding | 42 | $178.43 | 18,276 |
| 2017-08-25 | Tax withholding | 69 | $177.22 | 18,377 |
| 2017-08-25 | Tax withholding | 59 | $177.22 | 18,318 |
| 2017-08-24 | Tax withholding | 77 | $175.96 | 18,446 |
| 2017-02-28 | Grant / award (derivative) | 3,050 | $0.00 | 3,050 |
| 2017-02-28 | Grant / award | 375 | $0.00 | 17,713 |
| 2017-02-28 | Tax withholding | 40 | $157.68 | 18,523 |
| 2017-02-28 | Grant / award | 850 | $0.00 | 18,563 |
| 2017-02-24 | Tax withholding | 115 | $158.98 | 17,433 |
| 2017-02-24 | Tax withholding | 95 | $158.98 | 17,338 |
| 2016-08-26 | Tax withholding | 216 | $152.36 | 17,548 |
| 2016-08-25 | Tax withholding | 49 | $151.35 | 17,764 |
| 2016-08-24 | Tax withholding | 47 | $151.26 | 17,813 |
| 2016-05-16 | Option exercise (derivative) | 4,425 | $0.00 | 1,475 |
| 2016-05-16 | Option exercise (derivative) | 1,932 | $0.00 | 0 |
| 2016-05-16 | Open-market sale | 7,811 | $150.00 | 17,860 |
| 2016-05-16 | Option exercise | 1,932 | $57.25 | 21,246 |
| 2016-05-16 | Option exercise | 4,425 | $73.24 | 25,671 |
| 2016-02-25 | Tax withholding | 117 | $130.57 | 19,314 |
| 2016-02-24 | Grant / award (derivative) | 3,300 | $0.00 | 3,300 |
| 2016-02-24 | Grant / award | 750 | $0.00 | 18,576 |
| 2016-02-24 | Grant / award | 950 | $0.00 | 19,526 |
| 2016-02-24 | Tax withholding | 95 | $129.77 | 19,431 |
| 2015-08-26 | Tax withholding | 295 | $125.26 | 17,826 |
| 2015-08-25 | Tax withholding | 43 | $120.05 | 18,121 |
| 2015-07-14 | Option exercise (derivative) | 1,663 | $0.00 | 0 |
| 2015-07-14 | Option exercise (derivative) | 5,718 | $0.00 | 1,932 |
| 2015-07-14 | Open-market sale | 500 | $136.00 | 18,164 |
| 2015-07-14 | Option exercise | 1,663 | $54.97 | 19,827 |
| 2015-07-14 | Option exercise | 5,718 | $57.25 | 25,545 |
| 2015-07-14 | Open-market sale | 6,881 | $136.02 | 18,664 |
| 2015-03-02 | Tax withholding | 233 | $131.35 | 18,164 |
| 2015-02-25 | Grant / award (derivative) | 3,700 | $0.00 | 3,700 |
| 2015-02-25 | Tax withholding | 122 | $131.07 | 18,397 |
| 2015-02-25 | Grant / award | 966 | $0.00 | 17,919 |
| 2015-02-25 | Grant / award | 600 | $0.00 | 18,519 |
| 2015-02-23 | Tax withholding | 185 | $130.98 | 16,953 |
| 2014-11-19 | Option exercise (derivative) | 1,600 | $0.00 | 0 |
| 2014-11-19 | Option exercise (derivative) | 4,987 | $0.00 | 1,663 |
| 2014-11-19 | Option exercise | 1,600 | $49.49 | 20,514 |
| 2014-11-19 | Option exercise | 4,987 | $54.97 | 25,501 |
| 2014-11-19 | Open-market sale | 8,363 | $125.00 | 17,138 |
| 2014-08-26 | Tax withholding | 227 | $120.71 | 18,914 |
| 2014-03-05 | Tax withholding | 203 | $125.91 | 19,141 |
| 2014-02-28 | Tax withholding | 228 | $124.54 | 19,344 |
| 2014-02-26 | Grant / award (derivative) | 2,550 | $0.00 | 2,550 |
| 2014-02-26 | Grant / award | 700 | $0.00 | 19,572 |
| 2014-02-25 | Tax withholding | 180 | $123.81 | 18,872 |
| 2014-02-21 | Tax withholding | 190 | $123.18 | 19,052 |
| 2014-02-10 | Option exercise (derivative) | 2,734 | $0.00 | 0 |
| 2014-02-10 | Option exercise (derivative) | 4,800 | $0.00 | 1,600 |
| 2014-02-10 | Open-market sale | 9,234 | $117.72 | 19,242 |
| 2014-02-10 | Option exercise | 4,800 | $49.49 | 25,742 |
| 2014-02-10 | Option exercise | 2,734 | $36.10 | 28,476 |
| 2013-08-26 | Tax withholding | 74 | $90.36 | 20,942 |
| 2013-03-05 | Tax withholding | 155 | $76.43 | 21,016 |
| 2013-03-02 | Tax withholding | 222 | $74.78 | 21,171 |
| 2013-02-26 | Grant / award (derivative) | 5,900 | $0.00 | 5,900 |
| 2013-02-26 | Grant / award | 1,500 | $0.00 | 21,393 |
| 2013-02-25 | Tax withholding | 35 | $71.60 | 19,893 |
| 2013-02-25 | Grant / award | 630 | $0.00 | 19,928 |
| 2013-02-23 | Tax withholding | 253 | $72.95 | 19,298 |
| 2012-09-14 | Option exercise (derivative) | 5,740 | $0.00 | 0 |
| 2012-09-14 | Open-market sale | 5,740 | $60.79 | 19,551 |
| 2012-09-14 | Option exercise | 5,740 | $43.37 | 25,291 |
| 2012-09-13 | Open-market sale | 1,553 | $60.00 | 19,551 |
| 2012-03-05 | Tax withholding | 148 | $56.56 | 21,104 |
| 2012-03-02 | Grant / award (derivative) | 7,650 | $0.00 | 7,650 |
| 2012-03-02 | Grant / award | 2,100 | $0.00 | 21,252 |
| 2012-02-26 | Tax withholding | 201 | $56.66 | 19,152 |
| 2012-02-25 | Tax withholding | 193 | $56.66 | 19,353 |
| 2012-02-23 | Tax withholding | 52 | $56.12 | 19,546 |
| 2011-05-02 | Option exercise (derivative) | 5,466 | $0.00 | 2,734 |
| 2011-05-02 | Option exercise (derivative) | 22,960 | $0.00 | 5,740 |
| 2011-05-02 | Option exercise | 5,466 | $36.10 | 25,064 |
| 2011-05-02 | Open-market sale | 5,466 | $61.10 | 19,598 |
| 2011-05-02 | Option exercise | 22,960 | $43.37 | 42,558 |
| 2011-04-27 | Open-market sale | 1,400 | $60.00 | 19,598 |
| 2011-03-04 | Tax withholding | 148 | $57.02 | 20,998 |
| 2011-02-25 | Tax withholding | 584 | $55.56 | 21,146 |
| 2011-02-23 | Grant / award (derivative) | 6,650 | $0.00 | 6,650 |
| 2011-02-23 | Grant / award | 1,900 | $0.00 | 21,730 |
| 2010-03-08 | Open-market sale | 2,000 | $50.15 | 19,830 |
| 2010-03-08 | Open-market sale | 2,000 | $50.15 | 19,830 |
| 2010-03-05 | Grant / award (derivative) | 6,400 | $0.00 | 6,400 |
| 2010-03-05 | Grant / award | 1,400 | $0.00 | 21,968 |
| 2010-03-05 | Tax withholding | 138 | $49.49 | 21,830 |
| 2010-02-26 | Tax withholding | 414 | $48.77 | 20,568 |
| 2010-02-25 | Tax withholding | 203 | $49.28 | 20,982 |
| 2010-02-25 | Grant / award | 1,603 | $0.00 | 21,185 |
| 2009-11-09 | Tax withholding | 265 | $45.39 | 19,582 |
| 2009-03-05 | Tax withholding | 165 | $34.56 | 19,847 |
| 2009-02-26 | Grant / award (derivative) | 8,200 | $0.00 | 8,200 |
| 2009-02-26 | Grant / award | 1,700 | $0.00 | 20,238 |
| 2009-02-26 | Grant / award | 1,781 | $0.00 | 18,538 |
| 2009-02-26 | Tax withholding | 226 | $36.10 | 20,012 |
| 2008-11-09 | Tax withholding | 348 | $37.73 | 16,757 |
| 2008-08-15 | Option exercise (derivative) | 16,000 | $0.00 | 0 |
| 2008-08-15 | Option exercise | 16,000 | $34.86 | 33,105 |
| 2008-08-15 | Open-market sale | 16,000 | $62.45 | 17,105 |
| 2008-08-11 | Option exercise (derivative) | 16,000 | $0.00 | 0 |
| 2008-08-11 | Option exercise | 16,000 | $27.40 | 33,105 |
| 2008-08-11 | Open-market sale | 16,000 | $61.23 | 17,105 |
| 2008-07-31 | Option exercise (derivative) | 30,000 | $0.00 | 0 |
| 2008-07-31 | Option exercise | 30,000 | $19.67 | 47,105 |
| 2008-07-31 | Open-market sale | 30,000 | $60.00 | 17,105 |
| 2008-03-05 | Grant / award | 1,300 | $0.00 | 17,105 |
| 2007-11-09 | Tax withholding | 348 | $57.02 | 15,805 |
| 2007-08-24 | Option exercise (derivative) | 15,000 | $0.00 | 0 |
| 2007-08-24 | Open-market sale | 26,978 | $52.50 | 16,153 |
| 2007-08-24 | Option exercise | 11,628 | $22.47 | 27,781 |
| 2007-08-24 | Option exercise | 350 | $11.36 | 28,131 |
| 2007-08-24 | Option exercise | 15,000 | $20.27 | 43,131 |
| 2006-11-09 | Grant / award (derivative) | 28,700 | $0.00 | 28,700 |
| 2006-11-09 | Grant / award | 2,500 | $0.00 | 16,153 |
| 2006-10-02 | Option exercise (derivative) | 26,165 | $0.00 | 0 |
| 2006-10-02 | Open-market sale | 400 | $39.16 | 24,118 |
| 2006-10-02 | Open-market sale | 4,400 | $39.15 | 24,518 |
| 2006-10-02 | Open-market sale | 300 | $39.14 | 28,918 |
| 2006-10-02 | Open-market sale | 400 | $39.12 | 29,218 |
| 2006-10-02 | Open-market sale | 1,500 | $39.10 | 29,618 |
| 2006-10-02 | Open-market sale | 500 | $39.09 | 31,118 |
| 2006-10-02 | Open-market sale | 900 | $39.08 | 31,618 |
| 2006-10-02 | Open-market sale | 500 | $39.07 | 32,518 |
| 2006-10-02 | Open-market sale | 300 | $39.06 | 33,018 |
| 2006-10-02 | Open-market sale | 500 | $39.05 | 33,318 |
| 2006-10-02 | Open-market sale | 200 | $39.03 | 33,818 |
| 2006-10-02 | Open-market sale | 100 | $39.02 | 34,018 |
| 2006-10-02 | Open-market sale | 1,500 | $39.00 | 34,118 |
| 2006-10-02 | Open-market sale | 2,000 | $38.99 | 35,618 |
| 2006-10-02 | Open-market sale | 2,200 | $38.98 | 37,618 |
| 2006-10-02 | Option exercise | 26,165 | $17.25 | 39,818 |
| 2006-10-02 | Open-market sale | 700 | $39.40 | 13,653 |
| 2006-10-02 | Open-market sale | 700 | $39.37 | 14,353 |
| 2006-10-02 | Open-market sale | 700 | $39.34 | 15,053 |
| 2006-10-02 | Open-market sale | 300 | $39.33 | 15,753 |
| 2006-10-02 | Open-market sale | 600 | $39.31 | 16,053 |
| 2006-10-02 | Open-market sale | 2,765 | $39.28 | 16,653 |
| 2006-10-02 | Open-market sale | 800 | $39.24 | 19,418 |
| 2006-10-02 | Open-market sale | 100 | $39.23 | 20,218 |
| 2006-10-02 | Open-market sale | 900 | $39.22 | 20,318 |
| 2006-10-02 | Open-market sale | 1,600 | $39.21 | 21,218 |
| 2006-10-02 | Open-market sale | 1,000 | $39.20 | 22,818 |
| 2006-10-02 | Open-market sale | 300 | $39.19 | 23,818 |
| 2006-02-27 | Grant / award (derivative) | 16,000 | $0.00 | 16,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.