Murdock Daniel C.

Officer · CMCSA

As of 2026-09-16, Murdock Daniel C. has 39 Form 4 transactions on record across 1 company — 19 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: $1.1MIndirect: $0$1.1Mas of 2026-09-16
  • Direct $1.1M
  • Indirect $0
CMCSAdirect48,290 sh$1.1M

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 · 39 trades
2026-04-03: Withheld for tax, 2,073 sh ($58K)2026-04-03: Option exercise, 5,268 sh ($0)2026-04-03: Option exercise, 5,268 sh ($0)2026-03-01: Withheld for tax, 1,012 sh ($31K)2026-03-01: Withheld for tax, 944 sh ($29K)2026-03-01: Withheld for tax, 771 sh ($24K)2026-03-01: Withheld for tax, 553 sh ($17K)2026-03-01: Option exercise, 3,875 sh ($0)2026-03-01: Option exercise, 4,060 sh ($0)2026-03-01: Option exercise, 2,270 sh ($0)2026-03-01: Option exercise, 2,270 sh ($0)2026-03-01: Option exercise, 3,163 sh ($0)2026-03-01: Option exercise, 3,875 sh ($0)2026-03-01: Option exercise, 3,163 sh ($0)2026-03-01: Option exercise, 4,060 sh ($0)2026-02-02: Award / grant, 57,452 sh ($0)2026-01-20: Withheld for tax, 478 sh ($14K)2026-01-20: Option exercise, 1,609 sh ($0)2026-01-20: Option exercise, 1,609 sh ($0)2025-06-19: Withheld for tax, 2,686 sh ($92K)2025-06-19: Option exercise, 6,824 sh ($0)2025-06-19: Option exercise, 6,824 sh ($0)2025-04-01: Withheld for tax, 1,518 sh ($56K)2025-04-01: Option exercise, 3,856 sh ($0)2025-04-01: Option exercise, 3,856 sh ($0)2025-03-03: Award / grant, 41,610 sh ($0)2025-03-03: Award / grant, 25,015 sh ($0)2025-03-02: Withheld for tax, 1,033 sh ($37K)2025-03-02: Option exercise, 4,240 sh ($0)2025-03-02: Option exercise, 4,240 sh ($0)2025-03-01: Withheld for tax, 732 sh ($26K)2025-03-01: Withheld for tax, 523 sh ($19K)2025-03-01: Withheld for tax, 410 sh ($15K)2025-03-01: Option exercise, 3,004 sh ($0)2025-03-01: Option exercise, 1,380 sh ($0)2025-03-01: Option exercise, 1,380 sh ($0)2025-03-01: Option exercise, 2,156 sh ($0)2025-03-01: Option exercise, 3,004 sh ($0)2025-03-01: Option exercise, 2,156 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
39 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-04-03CMCSAWithheld for tax2,07362,362Form 4
2026-04-03CMCSAOption exercise5,26864,435Form 4
2026-04-03CMCSAOption exercise5,26848,290Form 4
2026-03-01CMCSAWithheld for tax1,01259,167Form 4
2026-03-01CMCSAWithheld for tax94460,179Form 4
2026-03-01CMCSAWithheld for tax77161,123Form 4
2026-03-01CMCSAWithheld for tax55361,894Form 4
2026-03-01CMCSAOption exercise3,87557,618Form 4
2026-03-01CMCSAOption exercise4,06053,558Form 4
2026-03-01CMCSAOption exercise2,27064,656Form 4
2026-03-01CMCSAOption exercise2,27062,447Form 4
2026-03-01CMCSAOption exercise3,16360,177Form 4
2026-03-01CMCSAOption exercise3,87557,014Form 4
2026-03-01CMCSAOption exercise3,16361,493Form 4
2026-03-01CMCSAOption exercise4,06053,139Form 4
2026-02-02CMCSAAward / grant57,45257,452Form 4
2026-01-20CMCSAWithheld for tax47849,079Form 4
2026-01-20CMCSAOption exercise1,60966,926Form 4
2026-01-20CMCSAOption exercise1,60949,557Form 4
2025-06-19CMCSAWithheld for tax2,68647,948Form 4
2025-06-19CMCSAOption exercise6,82450,634Form 4
2025-06-19CMCSAOption exercise6,82441,878Form 4
2025-04-01CMCSAWithheld for tax1,51843,142Form 4
2025-04-01CMCSAOption exercise3,85648,702Form 4
2025-04-01CMCSAOption exercise3,85644,660Form 4
2025-03-03CMCSAAward / grant41,61041,610Form 4
2025-03-03CMCSAAward / grant25,01552,558Form 4
2025-03-02CMCSAWithheld for tax1,03340,804Form 4
2025-03-02CMCSAOption exercise4,24027,543Form 4
2025-03-02CMCSAOption exercise4,24041,837Form 4
2025-03-01CMCSAWithheld for tax73237,597Form 4
2025-03-01CMCSAWithheld for tax52338,329Form 4
2025-03-01CMCSAWithheld for tax41038,852Form 4
2025-03-01CMCSAOption exercise3,00431,783Form 4
2025-03-01CMCSAOption exercise1,38036,943Form 4
2025-03-01CMCSAOption exercise1,38039,262Form 4
2025-03-01CMCSAOption exercise2,15637,882Form 4
2025-03-01CMCSAOption exercise3,00435,726Form 4
2025-03-01CMCSAOption exercise2,15634,787Form 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.