CMCSA Congressional Stock Trades & Insider Buying (2026)

CMCSA insider buying and selling over the past year

Insiders at COMCAST CORP only sold stock in the open market over the past year: 3 Form 4 sales totaling $2.28M, against no open-market purchases.

None of the 3 sales were flagged as Rule 10b5-1 plan trades, meaning each one was a discretionary decision at the time of filing. Activity clustered in 2026-02 (2 trades) and 2026-03 (1 trades); the latest filing in this window is dated 2026-03-05. The average open-market sale price was $32.26; the last close of $21.90 is 32.1% below that level, so sellers exited above the current price. The single largest trade was a sale of 57,947 shares worth $1.89M on 2026-02-11. Since the most recent filing the stock has moved -30.7%, from $31.60.

Where CMCSA trades relative to its one-year range

COMCAST CORP closed at $21.90 on 2026-10-16, inside a one-year range of $20.66 to $32.48. That puts the stock near the bottom of its range, at 10.5% of the distance from low to high. Over one year the share price moved -20.1%, and over roughly three months -7.9%. Average daily volume over the last month was about 32,755,640 shares.

Across 38 companies in the same SEC industry group (SIC 48) with a full year of prices in Gemral Edge, the median one-year return was -9.5%. CMCSA is behind that median and beat 34% of that peer group on this measure.

Members of Congress who traded CMCSA

STOCK Act disclosures show 59 trades in CMCSA by 25 members of Congress over five years (15 purchases, 44 sales), most recently on 2026-08-05. The most active traders were Michael T. McCaul (R-TX), 15 trades; Gilbert Ray Cisneros, Jr. (D-CA), 8 trades; Scott Franklin (R-FL), 5 trades; Julie Johnson (D-TX), 4 trades; Jefferson Shreve (R-IN), 3 trades.

By party the trades split 34 by Republicans, 24 by Democrats, 1 by other members; by chamber, 56 from the House, 3 from the Senate.

CMCSA lobbying disclosures

COMCAST CORP appears in 42 Lobbying Disclosure Act filings between 2018 and 2018, with $6.32M in reported lobbying spend.

Compare CMCSA with indexed peers from the same industry group

These peers have full Gemral Edge dossiers and the closest one-year price move to CMCSA:

• SPOT one-year return -20.2%
• TMUS one-year return -29.7%
• T one-year return -10.5%
• LUMN one-year return -33.8%
• VZ one-year return +11.0%

Sources and method

Every figure above is computed from public filings stored in Gemral Edge, not estimated. Insider figures count only open-market purchases and sales reported on SEC Form 4; option exercises, grants and gifts are excluded because they do not reflect a decision to buy or sell at market prices.

• SEC EDGAR Form 4 (edge_insider_trades, codes P/S open-market only) — as of 2026-03-05
• edge_prices_eod (end-of-day close) — as of 2026-10-16
• House PTR / Senate eFD disclosures (edge_congress_trades) — as of 2026-08-05
• Senate LDA filings (edge_lobbying_filings)

CMCSA data questions

Are CMCSA insiders buying or selling stock?

Insiders at COMCAST CORP only sold stock in the open market over the past year: 3 Form 4 sales totaling $2.28M, against no open-market purchases.

What is the one-year price range for CMCSA?

Based on end-of-day closes through 2026-10-16, CMCSA traded between $20.66 and $32.48, last closing at $21.90.

Has any member of Congress traded CMCSA stock?

Yes. 25 members disclosed 59 trades in CMCSA over five years; the most recent disclosed trade date is 2026-08-05.