SEC CIK 1530884
Backus William A.
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| BCPCview stock → | 6,736 | 2026-02-12 |
Position History — BCPC
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — BCPC
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-02-12 | Tax withholding | 70 | $177.49 | 6,736 |
| 2026-02-11 | Grant / award (derivative) | 1,800 | $0.00 | 1,800 |
| 2026-02-11 | Tax withholding | 865 | $178.68 | 6,806 |
| 2026-02-11 | Grant / award | 1,664 | $0.00 | 7,671 |
| 2026-02-11 | Grant / award | 490 | $0.00 | 6,007 |
| 2026-02-08 | Tax withholding | 322 | $173.16 | 5,517 |
| 2025-04-01 | Tax withholding | 383 | $167.24 | 5,839 |
| 2025-02-13 | Tax withholding | 1,073 | $163.14 | 6,222 |
| 2025-02-13 | Grant / award | 2,067 | $0.00 | 7,295 |
| 2025-02-13 | Tax withholding | 1,073 | $163.14 | 6,222 |
| 2025-02-13 | Grant / award | 2,067 | $0.00 | 7,295 |
| 2025-02-12 | Grant / award (derivative) | 1,800 | $0.00 | 1,800 |
| 2025-02-12 | Grant / award | 550 | $0.00 | 5,228 |
| 2025-02-12 | Grant / award (derivative) | 1,800 | $0.00 | 1,800 |
| 2025-02-12 | Grant / award | 550 | $0.00 | 5,228 |
| 2025-02-10 | Tax withholding | 310 | $159.39 | 4,678 |
| 2024-07-30 | Option exercise (derivative) | 3,900 | $0.00 | 0 |
| 2024-07-30 | Open-market sale | 904 | $177.10 | 132 |
| 2024-07-30 | Option exercise | 3,900 | $84.09 | 8,888 |
| 2024-07-30 | Open-market sale | 3,570 | $179.25 | 5,318 |
| 2024-07-30 | Open-market sale | 330 | $180.47 | 4,988 |
| 2024-02-26 | Open-market sale | 2,581 | $154.36 | 10,333 |
| 2024-02-26 | Open-market sale | 4,319 | $155.66 | 6,014 |
| 2024-02-26 | Open-market sale | 100 | $156.13 | 5,914 |
| 2024-02-23 | Option exercise (derivative) | 5,480 | $0.00 | 0 |
| 2024-02-23 | Open-market sale | 2,477 | $156.94 | 12,914 |
| 2024-02-23 | Option exercise | 3,700 | $74.57 | 22,094 |
| 2024-02-23 | Option exercise | 5,480 | $84.40 | 18,394 |
| 2024-02-23 | Open-market sale | 6,703 | $156.16 | 15,391 |
| 2024-02-21 | Option exercise (derivative) | 15,000 | $0.00 | 0 |
| 2024-02-21 | Open-market sale | 77 | $155.68 | 12,914 |
| 2024-02-21 | Open-market sale | 14,139 | $154.80 | 12,991 |
| 2024-02-21 | Open-market sale | 784 | $153.44 | 27,130 |
| 2024-02-21 | Option exercise | 15,000 | $60.85 | 27,914 |
| 2024-02-11 | Tax withholding | 751 | $145.33 | 12,914 |
| 2024-02-08 | Grant / award (derivative) | 1,900 | $0.00 | 1,900 |
| 2024-02-08 | Tax withholding | 1,130 | $143.43 | 13,665 |
| 2024-02-08 | Grant / award | 2,119 | $0.00 | 14,795 |
| 2024-02-08 | Grant / award | 570 | $0.00 | 12,676 |
| 2023-02-13 | Tax withholding | 332 | $135.67 | 11,964 |
| 2023-02-08 | Grant / award (derivative) | 2,000 | $0.00 | 2,000 |
| 2023-02-08 | Grant / award | 570 | $0.00 | 11,246 |
| 2023-02-08 | Grant / award | 2,240 | $0.00 | 13,486 |
| 2023-02-08 | Tax withholding | 1,190 | $138.09 | 12,296 |
| 2022-04-01 | Grant / award | 750 | $0.00 | 10,655 |
| 2022-02-15 | Tax withholding | 470 | $139.38 | 9,786 |
| 2022-02-14 | Tax withholding | 1,961 | $137.73 | 10,256 |
| 2022-02-10 | Grant / award (derivative) | 1,900 | $0.00 | 35,480 |
| 2022-02-10 | Tax withholding | 1,238 | $138.07 | 12,217 |
| 2022-02-10 | Grant / award | 2,345 | $0.00 | 13,455 |
| 2022-02-10 | Grant / award | 550 | $0.00 | 11,110 |
| 2021-08-09 | Open-market sale | 10,520 | $132.02 | 11,502 |
| 2021-08-06 | Open-market sale | 12,248 | $134.04 | 22,022 |
| 2021-08-06 | Option exercise | 10,170 | $60.85 | 32,270 |
| 2021-08-06 | Option exercise | 4,178 | $58.52 | 24,100 |
| 2021-02-11 | Grant / award (derivative) | 2,300 | $0.00 | 47,928 |
| 2021-02-11 | Grant / award | 1,924 | $0.00 | 20,785 |
| 2021-02-11 | Grant / award | 1,470 | $0.00 | 18,861 |
| 2021-02-11 | Tax withholding | 988 | $119.13 | 19,797 |
| 2021-02-11 | Grant / award (derivative) | 2,300 | $0.00 | 47,928 |
| 2021-02-11 | Grant / award | 620 | $0.00 | 18,011 |
| 2021-02-11 | Grant / award | 1,924 | $0.00 | 19,935 |
| 2021-02-11 | Tax withholding | 988 | $119.13 | 18,947 |
| 2020-02-13 | Grant / award (derivative) | 3,200 | $0.00 | 45,628 |
| 2020-02-13 | Tax withholding | 501 | $111.94 | 17,211 |
| 2020-02-13 | Grant / award | 922 | $0.00 | 17,712 |
| 2020-02-13 | Grant / award | 650 | $0.00 | 16,790 |
| 2019-02-19 | Tax withholding | 641 | $87.32 | 15,927 |
| 2019-02-13 | Grant / award (derivative) | 3,900 | $0.00 | 23,246 |
| 2019-02-13 | Grant / award | 1,427 | $0.00 | 18,835 |
| 2019-02-13 | Grant / award | 3,840 | $0.00 | 17,408 |
| 2019-02-13 | Tax withholding | 761 | $84.09 | 18,074 |
| 2018-06-19 | Tax withholding | 2,449 | $98.94 | 11,953 |
| 2018-06-18 | I | 4,364 | $100.50 | 14,402 |
| 2018-02-26 | Tax withholding | 490 | $76.21 | 18,712 |
| 2018-02-15 | Grant / award (derivative) | 3,650 | $0.00 | 3,650 |
| 2018-02-15 | Grant / award | 910 | $0.00 | 17,904 |
| 2018-02-15 | Grant / award | 2,643 | $0.00 | 20,547 |
| 2018-02-15 | Tax withholding | 1,345 | $74.57 | 19,202 |
| 2017-03-13 | Option exercise | 2,500 | $31.02 | 36,275 |
| 2017-03-13 | Option exercise | 15,000 | $50.32 | 65,275 |
| 2017-03-13 | Option exercise | 14,000 | $38.10 | 50,275 |
| 2017-03-13 | Open-market sale | 48,500 | $83.60 | 16,775 |
| 2017-03-13 | Option exercise | 12,000 | $29.06 | 33,775 |
| 2017-03-13 | Option exercise | 5,000 | $40.95 | 21,775 |
| 2017-03-03 | Open-market sale | 14,000 | $86.88 | 16,775 |
| 2017-03-03 | Option exercise | 14,000 | $32.21 | 30,775 |
| 2017-02-21 | Grant / award (derivative) | 5,480 | $0.00 | 5,480 |
| 2016-08-26 | Option exercise | 12,000 | $21.39 | 29,308 |
| 2016-08-26 | Open-market sale | 12,000 | $68.64 | 17,308 |
| 2016-02-29 | Tax withholding | 977 | $63.27 | 17,308 |
| 2016-02-29 | Tax withholding | 794 | $85.40 | 16,775 |
| 2016-02-23 | Grant / award (derivative) | 25,170 | $0.00 | 25,170 |
| 2015-06-01 | Tax withholding | 370 | $56.85 | 17,142 |
| 2015-02-19 | Grant / award (derivative) | 4,178 | $0.00 | 4,178 |
| 2015-02-19 | Grant / award | 1,315 | $0.00 | 17,279 |
| 2014-12-08 | Tax withholding | 381 | $63.93 | 15,964 |
| 2014-06-19 | Grant / award | 5,000 | $0.00 | 16,344 |
| 2012-12-10 | Tax withholding | 541 | $35.89 | 10,002 |
| 2012-06-15 | Grant / award (derivative) | 2,500 | $0.00 | 2,500 |
| 2012-02-28 | Grant / award (derivative) | 12,000 | $0.00 | 12,000 |
| 2012-02-28 | Grant / award | 2,500 | $0.00 | 10,309 |
| 2011-12-09 | Open-market sale | 5,612 | $41.82 | 7,706 |
| 2011-12-09 | Option exercise | 5,612 | $13.61 | 13,318 |
| 2011-12-08 | Open-market sale | 2,888 | $41.58 | 7,706 |
| 2011-12-08 | Option exercise | 2,888 | $13.61 | 10,594 |
| 2011-12-01 | Option exercise | 4,400 | $11.87 | 12,106 |
| 2011-12-01 | Option exercise | 3,500 | $13.61 | 11,206 |
| 2011-12-01 | Open-market sale | 3,500 | $41.43 | 7,706 |
| 2011-11-30 | Open-market sale | 100 | $41.50 | 7,706 |
| 2011-11-30 | Option exercise | 100 | $11.87 | 7,806 |
| 2011-09-15 | — | — | — | 2,676 |
| 2011-09-15 | — | — | — | 5,030 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.