Filings (90d)
Other insiders active in the same sector
No other insider has filed at John L. Sykes's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Patrice Louvet - $16.65M in RL purchases and sales in the last 12 months
- David Overton - $16.35M in CAKE purchases and sales in the last 12 months
- David Zapolsky - $16.33M in AMZN purchases and sales in the last 12 months
- C. Douglas McMillon - $16.24M in WMT purchases and sales in the last 12 months
- R. Andrew Clyde - $15.63M in MUSA purchases and sales in the last 12 months
- Michael E. Maroone - $15.48M in CVNA purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is John L. Sykes?
John L. Sykes is a corporate insider of Sphere Entertainment Co. (SPHR). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did John L. Sykes last file a Form 4?
The most recent primary Form 4 on record is dated 12 June 2026, one of 2 filings going back to 2024.