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Institutional Cluster ·Filed Oct 12, 2026

RIVN

Rivian Automotive, Inc. / DE
MIXED
Impact 3/10
Horizonweeks Processed15d 6h ago
Institutional cluster: 41 buyers, 31 sellers (mixed)
Actionable Insight ◆ Mixed

The cluster is split between aggressive accumulation by quant/active managers (D.E. Shaw, BofA) and significant trimming by mega-passive and other quants (Goldman, RenTech, Citigroup). This divergence suggests no consensus catalyst — monitor upcoming earnings and any operational updates for a potential resolution of the mixed signal.

DirectionMixed
Confidencemedium
Horizonweeks
Latest settled — T+5d
RIVN ▼ -8.86% at T+5d
NEUTRAL call -8.86% · α vs SPY -7.37% · entry $13.54 → $12.34
Next anchor: T+20d in 13d
Latest observation: T+9 -7.43% FF3 residual α
Entry = T+0 close
Oct 12, 2026
via day close
T+1d
-1.26%
call -1.26% · α -1.24%
$13.37
settled 14d ago
T+5d
-8.86%
call -8.86% · α -7.37%
$12.34
settled 8d ago
T+20d
Pending
in 13d
T+60d
Pending
in 2mo

Executive Summary

A mixed institutional cluster in RIVN for Q2 2026 shows 41 buyers adding $289.8M in net new positions, led by D.E. Shaw (quant, DOUBLED to $361.4M) and BofA (mega-passive, ADD to $99.1M), while 31 sellers trimmed $130.4M, led by Goldman Sachs (TRIM -$35.8M), RenTech (TRIM -$32.4M), and Citigroup (TRIM -$24.2M). The net buying of ~$159.4M suggests some conviction among active and quant managers, but the large-scale trimming by mega-passive and quant funds creates a mixed signal with no clear directional thesis.

Key Financial Metrics

Direction
mixed
Buy Value
$490.9M
Sell Value
$130.4M
Net Flow
$159.4M

Institutional Positions

Net institutional flow: $159.4M

▲ Buyers (41)

InstitutionActionChangePosition ValueValue Δ
D.E. ShawDOUBLED+141.4%$361.4M$231.6M
BofAADD+45.9%$99.1M$40.2M
American Century CompaniesDOUBLED+348.1%$14.4M$11.6M

▼ Sellers (31)

InstitutionActionChangePrev ValueValue Δ
Goldman SachsTRIM-36.5%$133.9M-$35.8M
RenTechTRIM-30.4%$164.3M-$32.4M
CitigroupTRIM-29.4%$130.5M-$24.2M
Wells FargoTRIM-55.4%$41.2M-$20.0M

Key Facts

  • 41 institutional buyers added $289.8M in net new positions; 31 sellers reduced by $130.4M
  • D.E. Shaw (quant) DOUBLED its position to 20.83M shares valued at $361.4M, the largest buyer
  • BofA (mega-passive) ADDED 45.9% to 5.71M shares worth $99.1M
  • Goldman Sachs (mega-passive) TRIMED 36.5% to 5.65M shares, reducing by $35.8M
  • RenTech (quant) TRIMED 30.4% to 7.60M shares, reducing by $32.4M
  • Citigroup TRIMED 29.4% to 6.13M shares, reducing by $24.2M
  • Korea Investment NEAR_EXIT, cutting 85.6% of its position

Financial Impact

Net institutional buying of approximately $159.4M in Q2 2026, with total buyer holdings of $490.9M and seller reductions of $130.4M

institutional ownershipfloat

Risk Factors

  • 13F data is 45+ days stale; positions may have been unwound since quarter-end
  • Large sellers include mega-passive and quant funds, which may signal broader de-risking

Investment Themes

Documents Analyzed

This report is based on 1 institutional 13F filing from SEC EDGAR.

DocumentAccession Number
INST-CLUSTER Data (Synthetic)inst-cluster-RIVN-2026-Q2
12 reports for RIVN
Performance horizon
50% Hit rate @ T+5 3 of 6 directional calls Went positive at some point 4 of 6 best @ T+1▲ +8.11%Jul 2, 2026
Filters
Rows
Reports for RIVN — sortable, filterable
TypeNow
Oct 26, 2026
1d ago
Institutional Cluster
NEUTRAL ★ 2/10
$11.83awaiting T+5——
Oct 12, 2026
15d ago
Institutional Cluster
MIXED ★ 3/10
$13.54 $12.34▼ −8.86%▼ −7.37%—
Oct 7, 2026
19d ago
8-K
BULLISH ★ 6/10
$14.33 $13.02▼ −9.14%▼ −8.87%—
Oct 2, 2026
25d ago
8-K
NEUTRAL ★ 4/10
$14.30 $13.96▼ −2.38%▼ −3.54%—
Jul 30, 2026
12w ago
8-K
BULLISH ★ 7/10
$15.22 $16.00▲ +5.12%▲ +1.61%—
Jul 2, 2026
16w ago
8-K
BULLISH ★ 6/10
$18.63 $18.12▼ −2.74%▼ −3.67%—
Jun 11, 2026
19w ago
Institutional Cluster
BEARISH ★ 6/10
$15.54 $16.26▼ −4.63%▼ −4.20%—
Jun 5, 2026
20w ago
Insider Cluster
NEUTRAL ★ 3/10
$16.84 $16.68▼ −0.95%▼ −3.06%—
May 29, 2026
21w ago
Insider Cluster
BEARISH ★ 4/10
$16.95 $16.35▲ +3.54%▲ +0.79%—
Apr 30, 2026
25w ago
S-3ASR
MIXED ★ 6/10
$15.02 $14.18▼ −5.59%▼ −7.94%—
Showing 10 of 12

US Market Status

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Report published Oct 12, 2026