Archer Aviation Inc.
MX ˙ BMV ˙ US03945R1023
SecurityMX:ACHR / Archer Aviation Inc.
InstitutionAmeriprise Financial Inc
Latest Disclosed Ownership29,713 shares
Latest Disclosed Value $ 153,616
Ameriprise Financial Inc reports 58.01% decrease in ownership of ACHR / Archer Aviation Inc.

On May 15, 2026 - Ameriprise Financial Inc filed a 13F-HR form disclosing ownership of 29,713 shares of Archer Aviation Inc. (MX:ACHR) valued at $153,616 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 17, 2026 disclosing 70,765 shares of Archer Aviation Inc.. This represents a change in shares of -58.01% 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)
2026-05-15 2026-03-31 13F ARCHER AVIATION INC-A COM 03945R102 29,713 -41,052 -58.01 154 -71.24 0.0000
2026-02-17 2025-12-31 13F ARCHER AVIATION INC-A COM 03945R102 70,765 -1,181,681 -94.35 532 -95.57 0.0001
2025-11-14 2025-09-30 13F ARCHER AVIATION INC-A COM 03945R102 1,252,446 1,148,492 1,104.81 11,998 964.60 0.0028
2025-08-14 2025-06-30 13F ARCHER AVIATION INC-A COM 03945R102 103,954 36,286 53.62 1,128 134.30 0.0003
2025-05-14 2025-03-31 13F ARCHER AVIATION INC-A COM 03945R102 67,668 21,766 47.42 481 7.61 0.0001
2025-02-14 2024-12-31 13F ARCHER AVIATION INC-A COM 03945R102 45,902 23,661 106.38 448 567.16 0.0001
2024-11-14 2024-09-30 13F ARCHER AVIATION INC-A COM 03945R102 22,241 2,025 10.02 67 -5.63 0.0000
2024-08-14 2024-06-30 13F ARCHER AVIATION INC-A COM 03945R102 20,216 7,621 60.51 71 22.41 0.0000
2024-05-15 2024-03-31 13F ARCHER AVIATION INC-A COM 03945R102 12,595 -7,864 -38.44 58 -53.60 0.0000
2024-02-14 2023-12-31 13F ARCHER AVIATION INC-A COM 03945R102 20,459 7,836 62.08 126 98.41 0.0000
2023-11-14 2023-09-30 13F ARCHER AVIATION INC-A COM 03945R102 12,623 12,623 64 0.0000
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.