ATIIW

Archimedes Tech SPAC Partners II Co.

Nasdaq· Blank Checks· CIK 0002028516 Traditional Finance

Warrants of Archimedes Tech SPAC Partners II Co. · ATII stock page →

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1 year

−51.8%

from $10.38 · Oct 27

30 days

−53.2%

from $10.69

52-week range

$5.00–11.38

at the low

Avg volume 20D

358.6K

Oct 22 spike 1.27M

Short interest

🔒 Subscribers only

New fund stakes

Q2 2026 13F · 0 exits

Filing reports

analyzed by SecBot

SecBot read BULLISH 2 reports · latest

Balance 0 bearish · 2 bullish oldest → newest, height = score

Avg score

·High conf. 2/2

Strongest BULLISH Archimedes Tech SPAC Partners II Co. (ATIIW) is merging with Forge Nano, Inc. in a $1.2 billion all-stock…

All reports →

Price

Daily candles with volume. Pins mark insider trades, rating changes, 13F stakes, reports, catalysts and short-interest jumps.

R Apr 20 Archimedes Tech SPAC Partners II Co. (ATIIW) is merging with Forge N…
X Jul 31 Short interest falls 38.4% to 1.6K
X Aug 14 Short interest jumps 1003.3% to 17.6K
X Aug 31 Short interest jumps 42.9% to 25.2K
X Sep 15 Short interest falls 63.3% to 9.2K
X Sep 30 Short interest falls 82.6% to 1.6K

Signal stack

Where each data set points today.

InstitutionsBEARISH

Q2 2026: 1 added (0 new), 4 trimmed or exited.
TrendDOWNTREND

51% below its 50-day average. New closing low $5.00 on Oct 26.

Who's buying

13F· Q2 2026

new positions

exits

Fund	Move	Shares	Value
LMR Partners LLP	ADD	613,701	$1.3M
LINDEN ADVISORS LP	TRIM	504,138	$1.1M
Magnetar Financial LLC	TRIM	437,600	$954.0K
Clear Street Group Inc.	TRIM	60,000	$131.4K
Schonfeld Strategic Advisors LLC	TRIM	30,000	$65.7K

Quarterly 13F filings are due 45 days after each quarter ends.

Catalysts

Scheduled dates and disclosed events: earnings, FDA and trial readouts, halts, press releases. Colored dot = impact.

Recent

Oct 22, 2026

Listing

Delisted: ATIIW — removed from the Nasdaq symbol directory

Archimedes Tech SPAC Partners II Co. - Warrant

Earnings setup

Estimates

Period	EPS est.	Range	30D rev.	Revenue
Current Q	—	—	—	$0.00
Next Q	—	—	—	$0.00
Current FY	—	—	—	$0.00
Next FY	—	—	—	$0.00

Short side

FINRA· Oct 15, 2026

🔒 Subscribers only

shares short

Recent activity

The latest filings, insider trades, analyst actions, press and options flow — newest first.

Oct 22, 2026 Listing status

Delisted: ATIIW — removed from the Nasdaq symbol directory

Archimedes Tech SPAC Partners II Co. - Warrant

Jun 30, 2026 Inst.

LMR Partners LLP — ADD

613,701 shares ($1.3M)

Jun 30, 2026 Inst.

LINDEN ADVISORS LP — TRIM

504,138 shares ($1.1M)

Apr 20, 2026 SEC

Archimedes Tech SPAC Partners II Co. (ATIIW) is merging with Forge Nano, Inc. in a $1.2 billion all-stock deal…

425 — Impact 8/10