AI summary pending
View Full Filing (SEC EDGAR)Rivian Automotive Inc-a
$12.95-3.1%
+$1.8B
Net Activity
+11.19% total shares
Institutions Holding
862
Popularity Rank
#598
Avg Weight
0.18%
Total Value
$17.2B
Market Cap
$15.4B
862 institutions currently hold RIVN, with 420 net buyers and 336 net sellers this quarter.
Institutional Moves (Q2 2026)
Neutral
Based on recent trading activity
Net Selling Institutions
336
Net Buying Institutions
420
Top 5 by Value
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Across its top 20 institutional holders, RIVN's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 16/100, avg. turnover score 48/100).
RIVN ranks #598 out of 37696 tracked stocks by institutional interest — one of the most closely watched names in our coverage.
RIVN is a disclosed holding of Baillie Gifford (Baillie Gifford & Co.), one of the tracked superinvestors on AlphaSMO — it makes up 0.7% of that fund's own 13F portfolio.
RIVN is a top-conviction position for Amazon Com Inc — at 62.1% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.
StoryOne LLC has added to its RIVN position for two straight quarters, increasing it by $1.2M to reach $2.0M today.
Mn Services Vermogensbeheer B.V. has trimmed its RIVN position for two straight quarters, cutting it by $1.1M while still holding $3.4M.
RIVN is down 3.1% today, but institutions show net buying of $1.8B this quarter — a divergence between today's price move and the underlying institutional flow.
RIVN reported a net loss of $3.2B over the trailing twelve months.
+$3.7B
Total Buy Value
$1.0B
Total Sell Value
420
Net Buyers
336
Net Sellers
RIVN
Q2 2026
Top 5 Institutional Movers
+$381.3M
+$364.2M
+$339.3M
+$246.4M
RIVN does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-09-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
4
Filings (90d)
$788K
Total Est. Value
51K shares
Planned Shares
| Filer | Filing Date | Est. Value |
|---|---|---|
| MICHAEL J CALLAHAN | 2026-10-01 | $225K |
| MICHAEL J CALLAHAN | 2026-09-11 | $244K |
| CLAIRE R MCDONOUGH | 2026-08-20 | $128K |
| CLAIRE R MCDONOUGH | 2026-08-18 | $191K |
Form 144 is a planned sale notice, not an executed transaction. Form 144 Tracker。
No Schedule 13D/13G filings for this ticker
4
Filings (14d)
AI summary pending
View Full Filing (SEC EDGAR)No AI summary for this filing type
View Full Filing (SEC EDGAR)AI summary pending
View Full Filing (SEC EDGAR)On July 30, 2026, Rivian announced its Q2 2026 results (for the quarter ended June 30), attaching the press release and an earnings presentation as exhibits, and scheduled a webcast the same day at 2:00 pm PT / 5:00 pm ET. This 8-K is a routine earnings disclosure — the filing text itself doesn't include the actual revenue or profit figures; those are in the attached press release and presentation.
View Full Filing (SEC EDGAR)76954A103, 76954A903, 76954A953
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Access RIVN's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/RIVNCLI
npx alphasmo stocks get RIVNFull API & MCP documentation →