SEC CIK 1775672
Chang John B.
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| CCOIview stock → | 188,847 | 2025-12-31 |
Position History — CCOI
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — CCOI
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2025-12-31 | Grant / award | 100,000 | $0.00 | 188,847 |
| 2025-12-31 | Grant / award | 9,600 | $0.00 | 88,847 |
| 2025-12-01 | Grant / award | 2,400 | $0.00 | 79,247 |
| 2025-06-02 | Gift | 398 | $0.00 | 76,847 |
| 2025-05-13 | Gift | 504 | $0.00 | 3,089 |
| 2025-05-13 | Gift | 756 | $0.00 | 77,245 |
| 2025-04-10 | Gift | 357 | $0.00 | 78,001 |
| 2025-03-10 | Gift | 357 | $0.00 | 78,358 |
| 2025-03-05 | Gift | 715 | $0.00 | 2,585 |
| 2025-03-05 | Gift | 715 | $0.00 | 78,715 |
| 2025-01-09 | Grant / award | 9,600 | $0.00 | 79,430 |
| 2024-12-18 | Gift | 485 | $0.00 | 935 |
| 2024-12-18 | Gift | 970 | $0.00 | 69,830 |
| 2024-12-04 | Gift | 900 | $0.00 | 70,800 |
| 2024-12-01 | Grant / award | 2,400 | $0.00 | 71,700 |
| 2024-11-12 | Open-market sale | 2,280 | $80.41 | 69,300 |
| 2024-09-12 | Open-market sale | 1,400 | $71.67 | 71,580 |
| 2024-08-23 | Open-market sale | 2,055 | $74.00 | 72,980 |
| 2024-02-01 | Gift | 375 | $0.00 | 375 |
| 2024-02-01 | Gift | 375 | $0.00 | 75,035 |
| 2024-01-03 | Grant / award | 30,000 | $0.00 | 77,910 |
| 2024-01-03 | Grant / award | 9,600 | $0.00 | 47,910 |
| 2024-01-03 | Grant / award | 30,000 | $0.00 | 75,410 |
| 2024-01-03 | Grant / award | 9,600 | $0.00 | 45,410 |
| 2023-12-26 | Open-market sale | 3,550 | $76.00 | 38,310 |
| 2023-12-21 | Open-market sale | 1,000 | $74.00 | 41,860 |
| 2023-12-20 | Gift | 450 | $0.00 | 450 |
| 2023-12-20 | Gift | 900 | $0.00 | 42,860 |
| 2023-12-14 | Open-market sale | 500 | $72.00 | 43,760 |
| 2023-12-11 | Disposition to issuer | 3,000 | $69.00 | 44,260 |
| 2023-12-01 | Grant / award | 2,400 | $0.00 | 47,260 |
| 2023-05-03 | Open-market sale | 2,500 | $74.00 | 42,360 |
| 2023-05-03 | Open-market sale | 2,500 | $72.00 | 44,860 |
| 2023-04-17 | Open-market sale | 500 | $70.00 | 47,360 |
| 2023-02-01 | Open-market sale | 2,000 | $70.00 | 47,860 |
| 2023-01-26 | Open-market sale | 500 | $68.00 | 49,860 |
| 2023-01-17 | Open-market sale | 1,000 | $66.00 | 50,360 |
| 2023-01-12 | Open-market sale | 1,500 | $64.00 | 51,360 |
| 2023-01-03 | Grant / award | 9,600 | $0.00 | 52,860 |
| 2022-12-01 | Grant / award | 2,400 | $0.00 | 43,260 |
| 2022-04-06 | Open-market sale | 250 | $72.00 | 40,860 |
| 2022-04-05 | Open-market sale | 250 | $70.00 | 41,110 |
| 2022-04-01 | Open-market sale | 150 | $68.00 | 41,360 |
| 2022-03-31 | Open-market sale | 150 | $66.00 | 41,510 |
| 2022-03-17 | Open-market sale | 600 | $62.96 | 41,660 |
| 2022-01-03 | Grant / award | 9,600 | $0.00 | 42,260 |
| 2021-05-10 | Open-market sale | 558 | $80.00 | 32,660 |
| 2021-04-30 | Open-market sale | 558 | $75.00 | 33,218 |
| 2021-04-05 | Open-market sale | 558 | $70.00 | 33,776 |
| 2021-03-15 | Open-market sale | 558 | $65.00 | 34,334 |
| 2021-02-24 | Grant / award | 9,600 | $0.00 | 34,892 |
| 2021-01-04 | Open-market sale | 558 | $60.00 | 25,292 |
| 2020-09-01 | Open-market sale | 150 | $67.53 | 25,850 |
| 2020-07-31 | Open-market sale | 500 | $90.00 | 26,000 |
| 2020-07-21 | Open-market sale | 500 | $85.00 | 26,500 |
| 2020-03-03 | Open-market sale | 600 | $81.39 | 27,000 |
| 2020-03-02 | Open-market sale | 300 | $76.66 | 27,600 |
| 2020-02-14 | Grant / award | 9,600 | $0.00 | 27,900 |
| 2020-01-02 | Open-market sale | 534 | $65.46 | 18,300 |
| 2019-08-07 | — | — | — | 18,834 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.