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ATIIU · Archimedes Tech SPAC Partners II Co.

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$8.20 At close · Oct 21
Market Cap
$290.28M
Shares
29.59M
Volume · Oct 21 1443 Avg daily vol (25 sessions) 3506

Price & Indicators

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20d MA 50d MA 200d MA Earnings Filing Insider Congress Investor day
Close$8.20 Open$8.20 Day$8.20–8.20 52W close$8.20–16.15 Avg vol 30d3K Last earningsApr 28, 2026 DataFeb 2025–Oct 2026 Filing10-Q · Aug 13

Up next

filed Aug 13, 2026

Technicals

trend & momentum for long-term holders illustrative — not investment advice
Market signals — smart money & positioning
Bullish · 2 of 6
Trend (MA cross) No cross
50/200-day averages unavailable
Institutional flow Accumulating
+2% holders QoQ · +13 funds added
Insider flow Flat
No net insider activity over 90 days
Short interest Flat
No short-interest data
Volume signal Normal
Volume near normal
Institution breadth Multi-yr high
61 holders — near 1-yr high, broad support
Price context
position in its 52-week range
Range low $8 Now $8 · 0% Range high $16
vs 50-day avg -30%

Illustrative technical + ownership context — a signal mix, not investment advice.

Key metrics

KPI extraction has been attempted, but no publishable series is available from the examined filings. This is not evidence that the company reports no KPIs.

Versus peers

Shell Companies — same industry group
Open screener →
Company Mkt cap YTD Rev growth Y/Y P/E Short % shares
ATIIU
Archimedes Tech SPAC Partners II Co.
this stock
$290.28M — — — —
VYLR
Vylor Inc.
$47.46B — — — —
CLUS
Cluster Group Holdings Ltd Co
$8.00B — — — —
DMII
Drugs Made In America Acquisition II Corp.
$649.10M +2.9% — — 0.2%
EVAC
EQV Ventures Acquisition Corp. II
$603.77M +3.0% — — 0.0%

Peers by industry group · P/E from as-reported trailing EPS · short % is of shares outstanding

At a glance

key data from every section
Ownership
Institutional Holders Reducing
Holders
61
% held
88.7%
Net QoQ
-6.5M sh
Top holder
TENOR CAPITAL MANAGEMENT…
Held Float
View
Held by Funds
Fund positions
1
View
Short & Settlement
Fails to Deliver
FTD shares
358
Value
$3.8K
As of
Aug 27, 2026
View
Financials
Financials
Net income (FY)
$8.0M
View
Filings
SEC Filings
Latest
8-K
Filed
Oct 13, 2026
This year
11

Archimedes Tech SPAC Partners II Co. amended its subscription agreement so 7,031,175 of 10,000,000 subscribed shares become pre-funded warrants exercisable at $0.0001 each, and waived transfer restrictions on 3,000,000 shares transferred by the Sponsor to the Investor.

View
Earnings & Events
Webcasts
Last webcast
Apr 28, 2026
View

Performance

5D 20D 120D MTD YTD
ATIIU -25.7% -28.0% -18.7% -27.6% -21.9%
SPY +0.5% +0.7% +7.6% +1.4% +13.4%
vs SPY -26.1% -28.7% -26.2% -29.0% -35.3%
Key facts CIK 2028516 CUSIP G04537109 Visit website Investor relations