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FloatCap

Supply breakdown

Shares as of Oct 15, 2026
Share supply splitFree float: 3.54B shares, 99.7%Other restricted: 9.44M shares, 0.3%
Circulating99.7%3.54B shares
CategoryShares%ValueStatus
Circulating3.54B99.7%$86.95BEstimated
Free float---Unavailable
Insider-held, unrestricted---Unavailable
Locked team funds00.0%$0Unavailable
Other restricted9.44M0.3%$231.86MVerified
Total outstanding3.55B100.0%$87.18BVerified
Ownership views (overlap the categories above, never added)
Institutional holdings (13F)3.14B88.4%$77.07BEstimated
Insider-held, all (Forms 3, 4, 5)---Unavailable

Institutional and insider holdings can include both tradable and locked shares, so they are shown for reference and never added to the total. Check: circulating + locked team + other restricted = total outstanding reconciles.

Valuation

  • Traditional$87.18B
  • Fully diluted$87.37B
  • Circulating$86.95B
  • Free float-
  • Locked team value$0
  • Other restricted value$231.86M

Locked and restricted shares

1 item

Class B (not listed on any exchange)

9,444,375 shares

0.3% of total · $231.86M

Class B shares are not listed on any exchange and cannot be traded as they are. A holder must first convert them into Class A shares, which can then be sold. FloatCap counts them outside circulating supply until converted.

Verified10-Q, Cover page: shares outstanding by class; the class has no trading symbolApplied automatically to every unlisted class.

Institutional holders

HolderShares% of total
BlackRock, Inc.313.21M8.82%
VANGUARD CAPITAL MANAGEMENT LLC232.65M6.55%
STATE STREET CORP195.06M5.49%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC133.10M3.75%
Invesco Ltd.125.13M3.52%
Capital Research Global Investors116.11M3.27%
Dodge & Cox115.90M3.26%
Capital World Investors104.63M2.95%
GEODE CAPITAL MANAGEMENT, LLC89.53M2.52%
VANGUARD PORTFOLIO MANAGEMENT LLC80.04M2.25%

Insiders

Forms 3, 4 and 5

Form 4 aggregation pending

Share classes

ClassListingShares outstandingAs of
Class ACMCSA on Nasdaq3,541,561,960Oct 15, 2026
Class BNot listed (valued at CMCSA)9,444,375Oct 15, 2026

Notes and sources