Zhang John Z
SEC CIK 1825618 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| GLW | Corning Inc. | Senior VP, GM, Display | 5,138 | — | $9.43M | 42 | 2022-02-04 | 2026-05-11 |
Most active insiders at GLW, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | WEEKS WENDELL P | COB, CEO, Pres, Dir | — | $40.01M |
| 2 | Musser Eric S | Retired Pres | — | $13.72M |
| 3 | STEVERSON LEWIS A | EVP, Vice COB, CLAO | — | $11.48M |
| 4 | Schlesinger Edward A | CFO, Exec. VP | — | $8.31M |
| 5 | Seetharam Soumya | SVP, CDIO | — | $5.63M |
| 6 | Amin Jaymin | SVP, Chief Tech. Off | — | $5.26M |
| 7 | Becker Stefan | SVP, Fin, Corp Ctrl | — | $5.05M |
| 8 | Zhang John Z | Exec. VP, CCDO | — | $4.96M |
| 9 | Nelson Avery H III | EVP, COO | — | $4.94M |
| 10 | Verkleeren Ronald L | SVP Emerging Innovations Group | — | $4.07M |
Transactions 42
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-12 16:11 | 2026-05-11 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | S - Sale | $198.34 | -10.0K | 5,138 | -66% | -$1.98M | |
| 2026-05-06 16:01 | 2026-05-06 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | S - Sale | $184.67 | -15.0K | 15.1K | -50% | -$2.77M | |
| DM | 2026-04-16 15:00 | 2026-04-15 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | M - OptEx | $0.00 | +61.6K | 61.6K | New | $0 |
| D | 2026-04-16 15:00 | 2026-04-15 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | F - Tax | $168.27 | -31.4K | 30.1K | -51% | -$5.29M |
| 2026-02-12 | 2026-02-12 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | S - Sale | $133.75 | -1,531 | 0 | -100% | -$204.8K | |
| D | 2026-02-11 | 2026-02-09 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | F - Tax | $131.39 | -945 | 1,531 | -38% | -$124.2K |
| D | 2026-02-11 | 2026-02-09 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | M - OptEx | $0.00 | +2,476 | 2,476 | New | $0 |
| D | 2025-08-12 | 2025-08-12 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | S - Sale+OE | $65.53 | -1,212 | 0 | -100% | -$79.4K |
| D | 2025-08-12 | 2025-08-08 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | M - OptEx | $0.00 | +2,476 | 2,476 | New | $0 |
| D | 2025-08-12 | 2025-08-08 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | F - Tax | $65.77 | -1,264 | 1,212 | -51% | -$83.1K |
| 2025-05-29 | 2025-05-28 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | S - Sale | $49.29 | -9,610 | 0 | -100% | -$473.7K | |
| 2025-05-13 | 2025-05-12 | GLW | Corning Inc. | Zhang John Z | Exec. VP, CCDO | S - Sale | $46.91 | -8,000 | 9,610 | -45% | -$375.3K | |
| D | 2025-04-17 | 2025-04-15 | GLW | Corning Inc. | Zhang John Z | SVP, GM Glass Innov, Asia | F - Tax | $41.78 | -18.4K | 17.6K | -51% | -$767.4K |
| DM | 2025-04-17 | 2025-04-15 | GLW | Corning Inc. | Zhang John Z | SVP, GM Glass Innov, Asia | M - OptEx | $0.00 | +36.0K | 36.0K | New | $0 |
| D | 2025-02-19 | 2025-02-18 | GLW | Corning Inc. | Zhang John Z | SVP, GM Glass Innov, Asia | S - Sale+OE | $52.78 | -14.1K | 0 | -100% | -$744.8K |
| D | 2025-02-19 | 2025-02-18 | GLW | Corning Inc. | Zhang John Z | SVP, GM Glass Innov, Asia | M - OptEx | $33.92 | +12.5K | 14.1K | +792% | +$425.0K |
| D | 2025-02-12 | 2025-02-10 | GLW | Corning Inc. | Zhang John Z | SVP, GM Glass Innov, Asia | M - OptEx | $0.00 | +2,475 | 2,475 | New | $0 |
| D | 2025-02-12 | 2025-02-10 | GLW | Corning Inc. | Zhang John Z | SVP, GM Glass Innov, Asia | F - Tax | $53.05 | -893 | 1,582 | -36% | -$47.4K |
| D | 2024-11-14 | 2024-11-13 | GLW | Corning Inc. | Zhang John Z | SVP, GM Glass Innov, Asia | S - Sale+OE | $48.36 | -5,175 | 0 | -100% | -$250.3K |
| D | 2024-11-14 | 2024-11-13 | GLW | Corning Inc. | Zhang John Z | SVP, GM Glass Innov, Asia | M - OptEx | $19.65 | +5,175 | 5,175 | New | +$101.7K |
| 2024-08-15 | 2024-08-13 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, MCE, Asia | S - Sale | $39.73 | -12.9K | 0 | -100% | -$513.2K | |
| DM | 2024-08-12 | 2024-08-08 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, MCE, Asia | M - OptEx | $0.00 | +3,196 | 14.6K | +28% | $0 |
| D | 2024-08-12 | 2024-08-08 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, MCE, Asia | F - Tax | $38.61 | -1,633 | 12.9K | -11% | -$63.1K |
| 2024-05-02 | 2024-05-02 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, MCE, Asia | S - Sale | $33.42 | -12.5K | 11.4K | -52% | -$419.3K | |
| DM | 2024-04-17 | 2024-04-15 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, MCE, Asia | M - OptEx | $0.00 | +23.2K | 35.7K | +185% | $0 |
| D | 2024-04-17 | 2024-04-15 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, MCE, Asia | F - Tax | $31.29 | -11.8K | 23.9K | -33% | -$370.6K |
| 2024-02-16 | 2024-02-15 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, Corning Asia | S - Sale | $32.02 | -6,607 | 12.5K | -34% | -$211.6K | |
| DM | 2024-02-12 | 2024-02-08 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, Corning Asia | M - OptEx | $0.00 | +6,391 | 21.6K | +42% | $0 |
| D | 2024-02-12 | 2024-02-08 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, Corning Asia | F - Tax | $31.73 | -2,462 | 19.2K | -11% | -$78.1K |
| D | 2023-05-17 | 2023-05-15 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, Corning Asia | F - Tax | $31.20 | -2,796 | 15.2K | -16% | -$87.2K |
| DM | 2023-05-17 | 2023-05-15 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, Corning Asia | M - OptEx | $0.00 | +5,474 | 17.3K | +46% | $0 |
| 2023-05-09 | 2023-05-05 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, Corning Asia | S - Sale | $31.45 | -15.0K | 12.5K | -54% | -$471.8K | |
| DM | 2023-04-18 | 2023-04-14 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, Corning Asia | M - OptEx | $0.00 | +55.7K | 38.5K | New | $0 |
| D | 2023-04-18 | 2023-04-14 | GLW | Corning Inc. | Zhang John Z | SVP, GM Display, Corning Asia | F - Tax | $34.78 | -28.2K | 27.5K | -51% | -$980.4K |
| 2023-02-17 | 2023-02-16 | GLW | Corning Inc. | Zhang John Z | Senior VP, GM, Display | S - Sale | $35.52 | -5,744 | 0 | -100% | -$204.0K | |
| 2023-02-06 | 2023-02-03 | GLW | Corning Inc. | Zhang John Z | Senior VP, GM, Display | S - Sale | $36.00 | -4,655 | 5,744 | -45% | -$167.6K | |
| D | 2022-05-18 | 2022-05-16 | GLW | Corning Inc. | Zhang John Z | Senior VP, GM, Display | F - Tax | $35.20 | -2,796 | 10.4K | -21% | -$98.4K |
| DM | 2022-05-18 | 2022-05-16 | GLW | Corning Inc. | Zhang John Z | Senior VP, GM, Display | M - OptEx | $0.00 | +5,474 | 12.5K | +78% | $0 |
| D | 2022-04-20 | 2022-04-18 | GLW | Corning Inc. | Zhang John Z | Senior VP, GM, Display | M - OptEx | $0.00 | +6,265 | 10.9K | +135% | $0 |
| D | 2022-04-20 | 2022-04-18 | GLW | Corning Inc. | Zhang John Z | Senior VP, GM, Display | F - Tax | $33.87 | -3,199 | 7,721 | -29% | -$108.4K |
| D | 2022-02-04 | 2022-02-04 | GLW | Corning Inc. | Zhang John Z | Senior VP, GM, Display | M - OptEx | $27.03 | +13.3K | 18.0K | +286% | +$360.0K |
| D | 2022-02-04 | 2022-02-04 | GLW | Corning Inc. | Zhang John Z | Senior VP, GM, Display | S - Sale+OE | $42.01 | -13.3K | 4,655 | -74% | -$559.6K |
Purchase Sale Sale after option exercise All abbreviations