Updated Jul 16, 2026
Walker April has filed 1 SEC Form 4 filing across 1 company in the last 90 days.
April Walker is associated with Universal Display Corporation, a company known for its work in the field of organic light-emitting diode (OLED) technology. Specific details about her role and contributions are not widely documented in public sources.
| Role | Insider |
|---|---|
| Notability | 10/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-02 | OLED | UNIVERSAL DISPLAY CORP \PA\ | A — Grant or award | 455 | $0.00 | |
| 2026-04-02 | OLED | UNIVERSAL DISPLAY CORP \PA\ | A — Grant or award | 456 | $0.00 | |
| 2026-01-05 | OLED | UNIVERSAL DISPLAY CORP \PA\ | A — Grant or award | 341 | $0.00 | |
| 2025-09-30 | OLED | UNIVERSAL DISPLAY CORP \PA\ | A — Grant or award | 341 | $0.00 | |
| 2025-06-30 | OLED | UNIVERSAL DISPLAY CORP \PA\ | A — Grant or award | 342 | $0.00 | |
| 2025-03-31 | OLED | UNIVERSAL DISPLAY CORP \PA\ | A — Grant or award | 342 | $0.00 |
April Walker is associated with Universal Display Corporation, a company known for its work in the field of organic light-emitting diode (OLED) technology. Specific details about her role and contributions are not widely documented in public sources.…
1 primary Form 4 filings in the last 90 days, covering 1 company.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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