Rivian Automotive, Inc.
MX ˙ BMV ˙ US76954A1034
SecurityMX:RIVN / Rivian Automotive, Inc.
InstitutionPrincipal Financial Group Inc
Latest Disclosed Ownership21,267 shares
Latest Disclosed Value $ 320,068
Principal Financial Group Inc reports 0.47% decrease in ownership of RIVN / Rivian Automotive, Inc.

On May 4, 2026 - Principal Financial Group Inc filed a 13F-HR form disclosing ownership of 21,267 shares of Rivian Automotive, Inc. (MX:RIVN) valued at $320,068 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 2, 2026 disclosing 21,368 shares of Rivian Automotive, Inc.. This represents a change in shares of -0.47% during the quarter.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-04 2026-03-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 21,267 -101 -0.47 320 -23.99 0.0002
2026-02-02 2025-12-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 21,368 -7,285 -25.42 421 0.24 0.0002
2025-11-04 2025-09-30 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 28,653 -3,744 -11.56 421 -5.62 0.0002
2025-08-08 2025-06-30 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 32,397 -9,049 -21.83 445 -13.76 0.0002
2025-04-28 2025-03-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 41,446 -944 -2.23 516 -8.35 0.0003
2025-01-31 2024-12-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 42,390 -11,050 -20.68 564 -6.01 0.0003
2024-10-31 2024-09-30 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 53,440 -7,780 -12.71 600 -27.04 0.0003
2024-07-29 2024-06-30 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 61,220 3,849 6.71 822 30.73 0.0005
2024-04-29 2024-03-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 57,371 15,603 37.36 628 -35.85 0.0004
2024-02-07 2023-12-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 41,768 -10,291 -19.77 980 -22.49 0.0006
2023-11-02 2023-09-30 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 52,059 13,617 35.42 1,264 97.34 0.0009
2023-08-07 2023-06-30 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 38,442 -13,472 -25.95 640 -20.30 0.0004
2023-05-09 2023-03-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 51,914 2,209 4.44 804 -12.34 0.0006
2023-02-09 2022-12-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 49,705 -8,000 -13.86 916 -51.76 0.0007
2022-11-09 2022-09-30 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 57,705 34,913 153.18 1,899 223.51 0.0015
2022-08-10 2022-06-30 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 22,792 17,492 330.04 587 120.68 0.0004
2022-05-09 2022-03-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 5,300 -7,250 -57.77 266 -79.55 0.0001
2022-05-09 2022-03-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 9,633 484
2022-02-09 2021-12-31 13F RIVIAN AUTOMOTIVE COM CL A 76954A103 12,550 12,550 1,301 0.0008
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.