Rivian Automotive, Inc.

RIVNRank #127 of 316

Reference Jun 30, 2026 close implied by Form 13F filings

Circulating market cap

$25.26B

Upper bound: lock-ups and restricted stock not reviewed yet.

Traditional market cap: $25.32B
Fully diluted value: n/a
Free float market cap: -
Gap to traditional: $67.88M (0.3%)

Circulating supply1.46B / 1.46B

Free float
Locked team
Other restricted

Circulating: 1.46B · 99.7%
Free float: -
Locked team: n/r
Other restricted: 3.91M · 0.3%
Total outstanding: 1,459,608,638

Lock-ups and restricted stock for this company have not been reviewed yet. Only unlisted share classes are excluded, so circulating supply is an upper bound.

Supply breakdown

Shares as of Oct 20, 2026

Circulating99.7%1.46B shares

Category	Shares	%	Value	Status
Circulating	1.46B	99.7%	$25.26B	Estimated
Free float	-	-	-	Unavailable
Insider-held, unrestricted	-	-	-	Unavailable
Locked team funds	-	-	-	Unavailable
Other restricted (unlisted classes only)	3.91M	0.3%	$67.88M	Verified
Total outstanding	1.46B	100.0%	$25.32B	Verified
Ownership views (overlap the categories above, never added)
Institutional holdings (13F)	743.46M	50.9%	$12.90B	Estimated
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: no class has more shares deducted than it has outstanding, and the review found no shares that may be counted twice: reconciles.

Valuation

Traditional$25.32B
Fully diluted-
Circulating$25.26B
Free float-
Locked team value$0
Other restricted value$67.88M

Locked and restricted shares

1 item

Class B (not listed on any exchange)

3,912,500 shares

0.3% of total · $67.88M

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

13F, quarter ended Jun 30, 2026

Holder	Shares	% of total
AMAZON COM INC	158.36M	10.85%
BlackRock, Inc.	56.42M	3.87%
BAILLIE GIFFORD & CO	43.21M	2.96%
VANGUARD CAPITAL MANAGEMENT LLC	39.27M	2.69%
VANGUARD PORTFOLIO MANAGEMENT LLC	34.84M	2.39%
JPMORGAN CHASE & CO	22.65M	1.55%
STATE STREET CORP	22.40M	1.53%
Slate Path Capital LP	21.98M	1.51%
D. E. Shaw & Co., Inc.	20.83M	1.43%
Uber Technologies, Inc	19.55M	1.34%

Sum of long share positions in Form 13F reports for the quarter. 13F covers managers with over $100M in US equities; some positions are reported by more than one filer.

Insiders

Forms 3, 4 and 5

Form 4 aggregation pending

Share classes

Class	Listing	Shares outstanding	As of
Class A	RIVN on Nasdaq	1,455,696,138	Oct 20, 2026
Class B	Not listed (valued at RIVN)	3,912,500	Oct 20, 2026

Notes and sources

Rivian Automotive, Inc. / DE 10-Q for period ended 2026-09-30, Cover page (0001874178-26-000066)
Rivian Automotive, Inc. / DE 10-Q for period ended 2026-09-30, Cover page: shares outstanding by class; the class has no trading symbol (0001874178-26-000066)
SEC public float (non-affiliates): $14.30B as of Jun 30, 2025, from the 10-K cover. It is a dollar value at a past date, not circulating supply.