ARCI Archimedes Tech SPAC Partners III Co.

CIK 0002083910 4 ready 8-Ks latest January 30, 2026, 6:59 PM ET RSS · JSON

Activity: NORMAL 0 filings / 30d vs 0 baseline Risk accumulating: repeated leadership change (2)

Ready 8-Ks 4

Latest filing May 1, 2026, 7:59 PM ET

Top materiality 0.75

Event mix other_material ×3 · leadership ×1

Sentiment 0 pos · 0 neg · 4 neu

Executive change recent →

Recent 8-K filings for ARCI

Highest-materiality recent filing

Archimedes Tech SPAC III closes $276M IPO, deposits $276M in trust account

January 30, 2026, 6:59 PM ET other material materiality 0.75 neutral item 8.01 item 9.01

IPO of 27.6M units at $10.00/unit, including full over-allotment; gross proceeds $276M.
Private placement of 762K units at $10.00/unit to sponsor and BTIG; gross proceeds $7.62M.

Read filing →

January 30, 2026, 6:59 PM ET other material materiality 0.75 neutral item 8.01 item 9.01

Archimedes Tech SPAC III closes $276M IPO, deposits $276M in trust account

IPO of 27.6M units at $10.00/unit, including full over-allotment; gross proceeds $276M.

Executive changes

Appointed

Ben Landen

Chief Executive Officer

ARCI · Archimedes Tech SPAC Partners III Co.

Effective: 2026-04-28
Filed: May 1, 2026, 7:59 PM ET

On the same date, Ben Landen was appointed as the Chief Executive Officer by the Company’s board of directors, effective immediately.

Role change

Long Long

Chief Executive Officer

ARCI · Archimedes Tech SPAC Partners III Co.

Effective: 2026-04-28
Successor: Ben Landen
Filed: May 1, 2026, 7:59 PM ET

On April 28, 2026, Long Long notified the board of directors of Archimedes Tech SPAC Partners III Co. (the “Company”) of his resignation as Chief Executive Officer of the Company, effective immediately.

Materiality & sentiment trend

Max materiality 0.75 · Median 0.53 · Most common event other_material

0 positive 0 negative 4 neutral

source · ARCI on sec.gov