Ticker: GLW CUSIP: 219350105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 4,580 | $401 | $85.98 | $77.39 - $96.64 |
| Q3 2025 | 4,580 | $376 | $64.97 | $50.94 - $81.93 |
| Q1 2019 | 6,484 | $214 | $27.05 | $23.03 - $29.16 |
| Q4 2018 | 16,284 | $492 | $26.17 | $22.76 - $29.38 |
| Q3 2018 | 13,404 | $473 | $26.48 | $22.14 - $29.90 |
| Q2 2018 | 13,350 | $367 | $22.38 | $21.10 - $23.67 |
| Q1 2018 | 13,550 | $378 | $24.81 | $21.97 - $28.19 |
| Q4 2017 | 13,550 | $433 | $25.23 | $23.59 - $26.36 |
| Q3 2017 | 12,850 | $385 | $23.59 | $22.03 - $25.57 |
| Q2 2017 | 12,200 | $367 | $22.77 | $20.81 - $24.32 |
| Q1 2017 | 17,660 | $477 | $20.97 | $18.97 - $22.43 |
| Q4 2016 | 700 | $17 | $18.64 | $17.38 - $19.93 |
| Q3 2016 | 700 | $17 | $17.37 | $15.37 - $18.61 |
| Q2 2016 | 700 | $14 | $15.51 | $14.06 - $16.55 |
| Q1 2016 | 700 | $15 | $14.25 | $12.36 - $16.26 |
| Q4 2015 | 700 | $13 | $13.86 | $12.46 - $14.78 |
| Q3 2015 | 700 | $12 | $13.63 | $11.66 - $15.13 |
| Q2 2015 | 700 | $14 | $16.12 | $14.79 - $17.27 |
| Q1 2015 | 700 | $16 | $17.82 | $16.37 - $18.82 |
| Q4 2014 | 910 | $21 | $15.20 | $12.68 - $17.59 |
| Q3 2014 | 910 | $18 | $15.47 | $14.31 - $16.57 |
| Q2 2014 | 910 | $20 | $15.67 | $14.87 - $16.45 |
| Q1 2014 | 910 | $19 | $13.82 | $12.14 - $15.48 |
| Q4 2013 | 1,310 | $23 | $12.05 | $10.08 - $13.18 |
| Q3 2013 | 1,100 | $16 | $10.75 | $10.09 - $11.23 |
| Q2 2013 | 2,400 | $34 | $10.49 | $9.09 - $11.82 |