Amazon.com, Inc. (Corporate Investment) — 13F portfolio holdings
Amazon.com, Inc. (Corporate Investment) reported 6 equity positions with a combined reported value of $4.42B in its Q2 2026 Form 13F filing. The ten largest of those positions account for 100.0%of the filing’s reported value.
Most recent period on file: 30 Jun 2026 (Q2 2026) · 8 quarters on file · 13F is due 45 days after quarter end
Reported value
$4.42B
13F positions, Q2 2026
Positions
6
Distinct holdings in the filing
Top 10 share
100.0%
Highly concentrated
Quarters on file
8
Through Q2 2026
Ten largest reported positions
Top 6 of 6 positions by reported value · Q2 2026
Ten largest reported positions held by Amazon.com, Inc. (Corporate Investment) as of 30 Jun 2026
#
Security
CUSIP
Class
Reported value
Shares
Weight
1
RIVIAN AUTOMOTIVE INC
76954A103
COM CL A
$2.75B
158.36M
62.12%
2
X-ENERGY INC
98386P102
COM CL A
$1.21B
65.84M
27.33%
3
BETA TECHNOLOGIES INC
086921103
COM SHS CL A
$196.9M
11.75M
4.45%
4
ASTERA LABS INC
04626A103
COM
$134.2M
278K
3.03%
5
MARVELL TECHNOLOGY INC
573874104
COM
$118.1M
396K
2.67%
6
ALLEGIANT TRAVEL CO
01748X102
COM
$17.6M
149K
0.40%
The full 6-position filing, quarter-over-quarter position changes, concentration analysis and cross-fund security search are in the Fund Tracker dashboard.
Rock Group holds Amazon.com, Inc. (Corporate Investment)’s 13F filings for Q2 2026, Q1 2026, Q4 2025, Q3 2025, Q2 2025, Q1 2025, Q4 2024, Q3 2024. Period-over-period comparison — positions added, exited and resized — is available in the dashboard.