ROBERTS BRIAN L

Director · Officer · CMCSA

As of 2026-09-16, ROBERTS BRIAN L has 27 Form 4 transactions on record across 1 company — 16 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $127.9MIndirect: $374.3M$502.2Mas of 2026-09-16
  • Direct $127.9M
  • Indirect $374.3M
CMCSAindirect15,772,421 sh$374.3M
CMCSAdirect5,391,826 sh$127.9M

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

CMCSA · 27 trades
2026-09-02: Gift, 101,900 sh ($0)2026-09-01: Discretionary, 382,860 sh ($10.1M)2026-08-05: Gift, 204,100 sh ($0)2026-05-19: Gift, 202,500 sh ($0)2026-03-01: Withheld for tax, 45,578 sh ($1.4M)2026-03-01: Option exercise, 45,578 sh ($0)2026-03-01: Option exercise, 45,578 sh ($0)2026-02-24: Award / grant, 428,438 sh ($0)2026-02-11: Withheld for tax, 907,653 sh ($29.7M)2026-02-11: Option exercise, 984,320 sh ($27.9M)2026-02-11: Option exercise, 984,320 sh ($27.9M)2025-11-04: Other acquisition, 405,968 sh ($0)2025-11-04: Other acquisition, 405,968 sh ($0)2025-11-04: Gift, 1,304,730 sh ($0)2025-11-04: Gift, 301,305 sh ($0)2025-11-03: Gift, 96,396 sh ($0)2025-09-02: Discretionary, 474,122 sh ($16.2M)2025-03-06: Withheld for tax, 818,478 sh ($29.3M)2025-03-06: Option exercise, 907,600 sh ($27.0M)2025-03-06: Option exercise, 907,600 sh ($27.0M)2025-03-02: Withheld for tax, 6,412 sh ($230K)2025-03-02: Option exercise, 6,412 sh ($0)2025-03-02: Option exercise, 6,412 sh ($0)2025-03-01: Withheld for tax, 36,222 sh ($1.3M)2025-03-01: Option exercise, 36,222 sh ($0)2025-03-01: Option exercise, 36,222 sh ($0)2025-02-25: Award / grant, 392,106 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
27 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-02CMCSAGift101,9005,391,826Form 4
2026-09-01CMCSADiscretionary382,8600Form 4
2026-08-05CMCSAGift204,1005,493,726Form 4
2026-05-19CMCSAGift202,5005,697,826Form 4
2026-03-01CMCSAWithheld for tax45,5785,893,393Form 4
2026-03-01CMCSAOption exercise45,578382,860Form 4
2026-03-01CMCSAOption exercise45,5785,938,971Form 4
2026-02-24CMCSAAward / grant428,438428,438Form 4
2026-02-11CMCSAWithheld for tax907,6535,893,393Form 4
2026-02-11CMCSAOption exercise984,3200Form 4
2026-02-11CMCSAOption exercise984,3206,801,046Form 4
2025-11-04CMCSAOther acquisition405,96817,077,151Form 4
2025-11-04CMCSAOther acquisition405,9685,816,726Form 4
2025-11-04CMCSAGift1,304,73015,772,421Form 4
2025-11-04CMCSAGift301,3056,222,694Form 4
2025-11-03CMCSAGift96,39616,671,183Form 4
2025-09-02CMCSADiscretionary474,122294,557Form 4
2025-03-06CMCSAWithheld for tax818,4786,523,999Form 4
2025-03-06CMCSAOption exercise907,6007,342,477Form 4
2025-03-06CMCSAOption exercise907,6000Form 4
2025-03-02CMCSAWithheld for tax6,4126,434,877Form 4
2025-03-02CMCSAOption exercise6,41213,993Form 4
2025-03-02CMCSAOption exercise6,4126,441,289Form 4
2025-03-01CMCSAWithheld for tax36,2226,434,877Form 4
2025-03-01CMCSAOption exercise36,222768,679Form 4
2025-03-01CMCSAOption exercise36,2226,471,099Form 4
2025-02-25CMCSAAward / grant392,106804,901Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.