Archimedes Tech SPAC Partners III (ARCIU) Stock Analysis & Price (Updated Oct 15, 2026, 4:00 PM ET)
Updated Oct 15, 2026, 4:00 PM ET
- Closed at $10.24, +0.00% vs the prior close of $10.24.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
ARCIU ends flat (+0.0%) to $10.24, 20 down days in a row. Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
ARCIU daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 15, 2026 — ARCIU ends flat (+0.0%) to $10.24, 20 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
- Price is -1.0% vs its 50-day average ($10.34).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 20 straight losses.
Oct 14, 2026 — ARCIU ends flat (+0.0%) to $10.24, 20 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.12–$10.24, opened at $10.12.
- Volume was 400 shares, 1.4x its 50-day average of 286.
- Price is -1.0% vs its 50-day average ($10.34).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 20 straight losses.
Oct 13, 2026 — ARCIU ends flat (+0.0%) to $10.24, 20 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
- Price is -1.0% vs its 50-day average ($10.35).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 20 straight losses.
Oct 12, 2026 — ARCIU ends flat (+0.0%) to $10.24, 20 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
- Price is -1.0% vs its 50-day average ($10.35).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 20 straight losses.
Oct 9, 2026 — ARCIU ends flat (+0.0%) to $10.24, 20 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
- Price is -1.1% vs its 50-day average ($10.35).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 20 straight losses.
Oct 8, 2026 — ARCIU ends flat (+0.0%) to $10.24, 20 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
- Price is -1.1% vs its 50-day average ($10.35).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 20 straight losses.
Oct 7, 2026 — ARCIU ends flat (+0.0%) to $10.24, 19 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
- Price is -1.1% vs its 50-day average ($10.36).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 19 straight losses.
Oct 6, 2026 — ARCIU ends flat (+0.0%) to $10.24, 18 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
- Price is -1.1% vs its 50-day average ($10.36).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 18 straight losses.
Oct 5, 2026 — ARCIU ends flat (-0.0%) to $10.24, a 1-month low, 17 down days in a row
- Closed at $10.24, -0.05% vs the prior close of $10.24. Day range $10.17–$10.24, opened at $10.17.
- Volume was 900 shares, 0.4x its 50-day average of 2.28K — lighter than usual.
- Price is -1.2% vs its 50-day average ($10.36).
- 52-week range $9.99–$10.66; today's close sits at 37% of that range, 3.9% below the 52-week high.
- That makes 17 straight losses.
Oct 2, 2026 — ARCIU ends flat (+0.0%) to $10.24, 16 down days in a row
- Closed at $10.24, +0.00% vs the prior close of $10.24. Day range $10.24–$10.24, opened at $10.24.
- Price is -1.1% vs its 50-day average ($10.36).
- 52-week range $9.99–$10.66; today's close sits at 38% of that range, 3.9% below the 52-week high.
- That makes 16 straight losses.
ARCIU latest news & SEC filings
Every SEC filing by or about ARCIU in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Aug 13, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Net income: $2.29M
Jul 17, 2026 · Form 3 — New insider holdings
Initial insider ownership statement (Form 3) — a new director, officer or 10% owner disclosed their holdings
Jul 17, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
Things to know before you trade ARCIU
- How much it moves: over the last 20 sessions the average daily move was 0.08% (largest 1.0%). That is a relatively calm stock.
- Liquidity: about 360 shares (≈$3.69K) trade per day on average. Thin volume can mean wider bid/ask spreads.
- 52-week position: $10.24 vs a range of $9.99–$10.66 (37% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 8 open-market buys, 0 sales; latest: Long Long bought 390,000 shares on Jan 26, 2026.
- Latest filings: 10-Q Aug 13, 2026; 8-K Jul 17, 2026; 10-Q May 14, 2026.
- Listing: Nasdaq · industry: Blank Checks.
ARCIU market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 15, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Oct 14, 2026 | 10.12 | 10.24 | 10.12 | 10.24 | 400 |
| Oct 13, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Oct 12, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Oct 9, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Oct 8, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Oct 7, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Oct 6, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Oct 5, 2026 | 10.17 | 10.24 | 10.17 | 10.24 | 900 |
| Oct 2, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Oct 1, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Sep 30, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Sep 29, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Sep 28, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Sep 25, 2026 | 10.24 | 10.24 | 10.24 | 10.24 | 0 |
| Sep 24, 2026 | 10.26 | 10.26 | 10.21 | 10.24 | 5.30K |
| Sep 23, 2026 | 10.30 | 10.30 | 10.30 | 10.30 | 0 |
| Sep 22, 2026 | 10.23 | 10.61 | 10.23 | 10.30 | 600 |
| Sep 21, 2026 | 10.40 | 10.40 | 10.40 | 10.40 | 0 |
| Sep 18, 2026 | 10.40 | 10.40 | 10.40 | 10.40 | 0 |
About Archimedes Tech SPAC Partners III
Archimedes Tech SPAC Partners III (ARCIU) is listed on the Nasdaq and classified by the SEC under “Blank Checks”. Its business address is in CLAYMONT, DE. State of incorporation: Cayman Islands. Fiscal year ends December 31. SEC CIK 2083910.
ARCIU board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Eric R. Ball | Director | Jan 23, 2026 |
| Stephen N Cannon | Director | Jul 17, 2026 |
| Long Long | Chief Executive Officer | Jan 26, 2026 |
| Vishwesh Pai | Director | Jan 23, 2026 |
| Daniel L Sheehan | Director | Jan 23, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Kai Ming Chan | Chief Financial Officer | Jan 23, 2026 |
| Ben Landen | Chief Technology Officer | Jan 23, 2026 |
| Long Long | Chief Executive Officer | Jan 26, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jan 26, 2026 | Long Long | Buy | 390,000 | — |
| Jan 26, 2026 | Long Long | Buy | 390,000 | — |
| Jan 26, 2026 | Long Long | Buy | 390,000 | — |
| Jan 26, 2026 | Long Long | Buy | 390,000 | — |
| Jan 26, 2026 | Tech Spac Sponsors Iii Llc Archimedes | Buy | 390,000 | — |
| Jan 26, 2026 | Tech Spac Sponsors Iii Llc Archimedes | Buy | 390,000 | — |
| Jan 26, 2026 | Tech Spac Sponsors Iii Llc Archimedes | Buy | 390,000 | — |
| Jan 26, 2026 | Tech Spac Sponsors Iii Llc Archimedes | Buy | 390,000 | — |
ARCIU financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| No annual XBRL figures available (foreign filers often report on Form 20-F). | ||||
Latest balance sheet: total assets $281.50M, total liabilities $9.78M, cash $— (as of Jun 30, 2026).
ARCIU earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| No 8-K earnings releases in recent filings. | ||
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.