SEC CIK 1679516
Tanda Stephan B.
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| ATRview stock → | 238,729 | 2026-08-03 |
| INGRview stock → | 1,797 | 2026-05-20 |
Position History — ATR
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — ATR
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-08-03 | Option exercise (derivative) | 9,838 | $0.00 | 0 |
| 2026-08-03 | Open-market sale | 9,838 | $136.16 | 238,729 |
| 2026-08-03 | Option exercise | 9,838 | $74.79 | 248,567 |
| 2026-05-01 | Tax withholding | 15,538 | $119.02 | 238,729 |
| 2026-05-01 | Grant / award | 39,485 | $0.00 | 254,267 |
| 2026-03-19 | Grant / award (derivative) | 53,691 | $0.00 | 53,691 |
| 2026-03-19 | Grant / award | 13,796 | $0.00 | 214,782 |
| 2026-03-17 | Tax withholding | 1,772 | $129.50 | 200,986 |
| 2026-03-15 | Tax withholding | 3,455 | $128.65 | 202,758 |
| 2026-02-25 | Grant / award | 4,475 | $0.00 | 206,213 |
| 2026-02-25 | Tax withholding | 940 | $142.68 | 201,738 |
| 2026-02-24 | Tax withholding | 1,321 | $144.14 | 202,678 |
| 2026-02-23 | Tax withholding | 987 | $145.72 | 203,999 |
| 2025-05-07 | Option exercise (derivative) | 17,771 | $0.00 | 9,838 |
| 2025-05-07 | Open-market sale | 16,471 | $151.18 | 206,286 |
| 2025-05-07 | Open-market sale | 1,300 | $152.08 | 204,986 |
| 2025-05-07 | Option exercise | 17,771 | $74.79 | 222,757 |
| 2025-05-06 | Option exercise (derivative) | 900 | $0.00 | 27,609 |
| 2025-05-06 | Option exercise | 900 | $74.79 | 205,886 |
| 2025-05-06 | Open-market sale | 900 | $152.03 | 204,986 |
| 2025-05-05 | Option exercise (derivative) | 11,329 | $0.00 | 28,509 |
| 2025-05-05 | Open-market sale | 11,329 | $152.39 | 204,986 |
| 2025-05-05 | Option exercise | 11,329 | $74.79 | 216,315 |
| 2025-05-02 | Tax withholding | 17,968 | $152.00 | 204,986 |
| 2025-05-02 | Grant / award | 40,556 | $0.00 | 222,954 |
| 2025-03-17 | Grant / award (derivative) | 45,557 | $0.00 | 45,557 |
| 2025-03-17 | Grant / award | 11,998 | $0.00 | 182,398 |
| 2025-03-17 | Tax withholding | 3,454 | $147.84 | 170,400 |
| 2025-03-14 | Tax withholding | 2,783 | $146.66 | 173,854 |
| 2025-02-25 | Tax withholding | 1,535 | $147.71 | 170,276 |
| 2025-02-25 | Grant / award | 6,361 | $0.00 | 176,637 |
| 2025-02-24 | Tax withholding | 2,307 | $145.61 | 171,811 |
| 2024-10-28 | Option exercise (derivative) | 30,000 | $0.00 | 39,838 |
| 2024-10-28 | Option exercise | 30,000 | $74.79 | 204,118 |
| 2024-10-28 | Open-market sale | 818 | $170.91 | 174,118 |
| 2024-10-28 | Open-market sale | 7,060 | $170.22 | 174,936 |
| 2024-10-28 | Open-market sale | 22,122 | $169.36 | 181,996 |
| 2024-07-29 | Option exercise (derivative) | 32,000 | $0.00 | 69,838 |
| 2024-07-29 | Open-market sale | 15,214 | $147.57 | 190,904 |
| 2024-07-29 | Option exercise | 32,000 | $74.79 | 206,118 |
| 2024-07-29 | Open-market sale | 10,833 | $147.85 | 174,118 |
| 2024-07-29 | Open-market sale | 5,953 | $147.01 | 184,951 |
| 2024-04-26 | Grant / award | 18,246 | $0.00 | 182,202 |
| 2024-04-26 | Tax withholding | 8,084 | $143.33 | 174,118 |
| 2024-03-22 | Tax withholding | 2,144 | $141.59 | 163,956 |
| 2024-03-15 | Grant / award (derivative) | 45,219 | $0.00 | 45,219 |
| 2024-03-15 | Grant / award | 11,600 | $0.00 | 166,100 |
| 2024-03-15 | Tax withholding | 1,741 | $141.00 | 154,500 |
| 2024-03-14 | Tax withholding | 2,783 | $140.93 | 156,241 |
| 2024-03-04 | Option exercise (derivative) | 32,000 | $0.00 | 101,838 |
| 2024-03-04 | Open-market sale | 400 | $142.07 | 159,024 |
| 2024-03-04 | Open-market sale | 31,600 | $141.66 | 159,424 |
| 2024-03-04 | Option exercise | 32,000 | $74.79 | 191,024 |
| 2024-02-26 | Tax withholding | 3,733 | $141.92 | 159,024 |
| 2024-02-23 | Grant / award | 6,679 | $0.00 | 162,757 |
| 2023-04-28 | Tax withholding | 8,303 | $118.51 | 156,078 |
| 2023-04-28 | Grant / award | 18,739 | $0.00 | 164,381 |
| 2023-03-23 | Tax withholding | 3,222 | $111.72 | 145,642 |
| 2023-03-22 | Tax withholding | 2,143 | $112.25 | 148,864 |
| 2023-03-15 | Grant / award (derivative) | 58,803 | $0.00 | 58,803 |
| 2023-03-15 | Grant / award | 11,785 | $0.00 | 151,007 |
| 2023-03-14 | Tax withholding | 2,783 | $115.08 | 139,222 |
| 2023-02-25 | Tax withholding | 2,610 | $116.69 | 142,005 |
| 2023-02-24 | Grant / award | 8,932 | $0.00 | 144,615 |
| 2022-04-29 | Grant / award | 8,359 | $0.00 | 139,387 |
| 2022-04-29 | Tax withholding | 3,704 | $115.85 | 135,683 |
| 2022-03-25 | Tax withholding | 2,315 | $117.24 | 131,028 |
| 2022-03-23 | Tax withholding | 3,221 | $114.67 | 133,343 |
| 2022-03-22 | Tax withholding | 2,143 | $117.67 | 136,564 |
| 2022-03-14 | Grant / award | 18,845 | $0.00 | 138,707 |
| 2022-02-25 | Grant / award | 10,386 | $0.00 | 119,862 |
| 2022-02-25 | Tax withholding | 1,033 | $120.97 | 109,476 |
| 2021-03-25 | Tax withholding | 2,315 | $142.47 | 110,509 |
| 2021-03-23 | Tax withholding | 3,221 | $140.77 | 112,824 |
| 2021-03-22 | Grant / award | 14,512 | $0.00 | 116,045 |
| 2021-02-26 | Tax withholding | 8,297 | $130.07 | 101,533 |
| 2021-02-26 | Tax withholding | 4,792 | $130.07 | 91,102 |
| 2021-02-26 | Grant / award | 18,728 | $0.00 | 109,830 |
| 2021-02-25 | Grant / award | 2,909 | $0.00 | 96,720 |
| 2021-02-25 | Tax withholding | 826 | $130.30 | 95,894 |
| 2020-03-26 | Tax withholding | 2,315 | $90.18 | 93,811 |
| 2020-03-23 | Grant / award | 21,811 | $0.00 | 96,126 |
| 2020-03-02 | Tax withholding | 4,790 | $101.07 | 74,315 |
| 2020-02-25 | Grant / award | 5,590 | $0.00 | 79,105 |
| 2019-03-25 | Grant / award | 15,692 | $0.00 | 73,532 |
| 2019-03-05 | Tax withholding | 3,091 | $101.73 | 57,840 |
| 2019-02-28 | Grant / award | 11,496 | $0.00 | 60,931 |
| 2018-05-11 | Option exercise (derivative) | 12,500 | $0.00 | 133,838 |
| 2018-05-11 | Option exercise | 12,500 | $74.79 | 49,435 |
| 2018-02-28 | Grant / award | 20,935 | $0.00 | 36,935 |
| 2018-02-14 | Option exercise (derivative) | 14,000 | $0.00 | 146,338 |
| 2018-02-14 | Option exercise | 14,000 | $74.79 | 16,000 |
| 2017-03-01 | Open-market buy | 2,000 | $75.21 | 2,000 |
| 2017-02-10 | Grant / award (derivative) | 160,338 | $0.00 | 160,338 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.