SEC CIK 1958909

Armstrong Jason

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
CMCSAview stock →98,902.5832026-03-05

Position History — CMCSA

Reported shares owned immediately after each Form 4 transaction, over time.

057,467114,933172,4002026-032026-032026-032026-032026-032026-032026-032026-032026-03

Recent Filings — CMCSA

DateActivitySharesPriceOwned After
2026-03-05Option exercise (derivative)73,497$28.380
2026-03-05Tax withholding69,003$31.7598,902.583
2026-03-05Open-market sale4,494$31.73167,905.583
2026-03-05Option exercise73,497$28.38172,399.583
2026-03-01Option exercise (derivative)93,142$0.000
2026-03-01Option exercise (derivative)5,813$0.0012,691
2026-03-01Option exercise (derivative)4,540$0.0018,504
2026-03-01Tax withholding43,060$30.9698,902.583
2026-03-01Tax withholding2,688$30.96141,962.583
2026-03-01Tax withholding2,099$30.96144,650.583
2026-03-01Option exercise4,540$0.00146,749.583
2026-03-01Option exercise5,813$0.00142,209.583
2026-03-01Option exercise93,142$0.00136,396.583
2026-02-24Grant / award (derivative)93,142$0.0093,142

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.