Form 4 for ARCI Archimedes Tech SPAC Partners III Co.
Accepted 2026-01-26 00:00:00 ET · period of report 2026-01-26 · accession 0001437749-26-002116 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-01-26 | 2026-01-26 | ARCI | Archimedes Tech SPAC Sponsors III LLC | 10% | P - Purchase | — | +390.0K | 390.0K | New | — |
| D | 2026-01-26 | 2026-01-26 | ARCI | Archimedes Tech SPAC Sponsors III LLC | 10% | P - Purchase | — | +97.5K | 97.5K | New | — |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Ordinary Shares | 2026-01-26 | P | A | 390,000 | — | 390,000 | D | — | — | (F1) Reflects the 390,000 private units owned by Archimedes Tech SPAC Sponsors III LLC, the Issuer's sponsor (the "Sponsor"). Each private unit consists of one ordinary share and one-fourth of one redeemable warrant, with each whole warrant entitling the holder thereof to purchase one ordinary share for $11.50 per share, subject to adjustment. The private units were purchased pursuant to a Private Units Purchase Agreement, dated January 22, 2026, by and between the Issuer and the Sponsor, at $10.00 per unit for an aggregate purchase price of $3,900,000. |
| 2 | Derivative | Warrants to purchase Ordinary Shares | 2026-01-26 | P | A | 97,500 | — | 97,500 | D | $11.50 · — to — | 97,500 Ordinary Shares | (F1) Reflects the 390,000 private units owned by Archimedes Tech SPAC Sponsors III LLC, the Issuer's sponsor (the "Sponsor"). Each private unit consists of one ordinary share and one-fourth of one redeemable warrant, with each whole warrant entitling the holder thereof to purchase one ordinary share for $11.50 per share, subject to adjustment. The private units were purchased pursuant to a Private Units Purchase Agreement, dated January 22, 2026, by and between the Issuer and the Sponsor, at $10.00 per unit for an aggregate purchase price of $3,900,000. (F2) The warrants included in the private units will become exercisable at the later of 12 months from the closing of the Issuer's initial public offering and 30 days after the completion of the Issuer's initial business combination and will expire five years after the completion of the initial business combination or earlier upon redemption or liquidation. |