What is ASYS's dilution risk score?

ASYS has a latest available DilutionScore record of 37/100, categorized as medium dilution risk by the DilutionWatch scoring model. DilutionWatch displays SEC filing and dilution indicators for ASYS, including shelf registrations, ATM offerings, warrant exercises, PIPE deals, and reverse split signals when detected in source data.

What SEC filings does DilutionWatch track for ASYS?

DilutionWatch tracks 25 SEC filing types for ASYS including S-3 shelf registrations, 424B prospectuses (ATM offerings), S-1 registration statements, 8-K material events, warrant exercise notices, convertible note agreements, and Form 4 insider transactions. Alerts are delivered via email within minutes of a filing appearing on EDGAR.

How does stock dilution affect ASYS shareholders?

Stock dilution occurs when a company issues new shares, reducing the ownership percentage of existing shareholders. For ASYS, common dilution events include at-the-market (ATM) stock offerings, shelf registration drawdowns, warrant exercises, and convertible note conversions. Each event increases the share count and can pressure the stock price lower.

Is DilutionWatch free for ASYS tracking?

DilutionWatch provides a free tier that shows DilutionScores and basic filing history for ASYS. Premium plans ($19.95/month Basic, $39.95/month Premium) unlock real-time email alerts, the full Pulse™ feed, advanced dilution forecasts, and access to all 10,000+ tracked tickers.

ASYS Dilution Risk Score: 37/100 (MEDIUM)

Score Breakdown

📋 Offering Ability

💰Cash Runway—

📊 Float Risk

⚠️ Warrant Exposure

🔄 Convertible Debt

Dilution Forecast

⛅

Watch

Minor dilution signals detected

model est. 10%

💰 Capital Raise model 20%

• Active shelf registration ($50M, 18% of market cap)

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Market Data

Market Cap$280.30M

Shares Outstanding17.51M

Float10.45M

Cash$83.11M

Debt$4.60M

Short InterestN/A

Source-Backed Evidence Depth

This public preview uses stored DilutionWatch fields and linked SEC/market records only. Missing values are not estimated.

Field	Current Value	Basis
DilutionScore	37/100	DilutionWatch score record
Shares Outstanding	17.51M	Verified float table or market cache
Public Float	10.45M	Verified float table or market cache
Market Cap	$280.30M	Market data cache
Cash Runway	Not applicable / unavailable	DilutionWatch score inputs
Shelf Capacity	$50.00M	SEC-derived dilution fields
ATM Capacity	None in current score inputs	SEC-derived dilution fields
Outstanding Warrants	None in current score inputs	SEC-derived dilution fields

Recent source-backed SEC insight records available on this page: 5.

Recent SEC source mix: 4 3, EFFECT 1, S-3 1.

The page does not infer future share issuance, financing probability, cash needs, management intent, or price impact when source fields are absent.

Institutional Holdings

QoQ: ↑ 42.7% shares (2026Q1 vs prior)

79 institutional holders · 9.04M shares

#1 First Eagle Investment Management, LLC 1.66M shares

#2 VANGUARD CAPITAL MANAGEMENT LLC 1.13M shares

#3 DIMENSIONAL FUND ADVISORS LP 529.4K shares

+ 17 more holders Sign up free to view →

Institutional holder totals are aggregated from ownership filings and may use a different share basis or reporting date than public float. They are not a reconciliation against tradeable float.

Short Interest

Short Interest1.58M

Days to Cover5.6

% of Float15.1%

FINRA data as of Sep 30, 2026

Recent SEC Activity

EFFECT EFFECT 2026-03-23

S-3 SHELF 2026-03-13

4 INSIDER TRANSACTION 2026-03-06

Full SEC filing analysis available with free account →

Recent News

No recent news available for this ticker.

Factual ASYS Dilution Snapshot

Amtech Systems, Inc. (ASYS) has a DilutionScore of 37/100, rated Medium dilution risk. Score date: October 13, 2026.

Stored shelf registration capacity: $50.0M.
Recent SEC activity tracked for ASYS: EFFECT on 2026-03-23; S-3 on 2026-03-13; 4 on 2026-03-06.

This automatically generated snapshot is assembled from stored DilutionWatch data fields and may contain data-source errors or omissions. It is not financial advice, not investment research, and not a recommendation. Do your own research and review the full disclaimer and terms of service.

DilutionScore History — Last 90 Days

ASYS's DilutionScore is currently 37/100 (Medium risk), with 1 score change tracked over 89 days. The score improved from 34/100 (Medium risk).

Period	Score	Risk Level	Duration
Aug 22 – Oct 13, 2026	37/100	MEDIUM	53 days
Jul 16 – Aug 21, 2026	34/100	MEDIUM	36 days

Score recalculated daily from SEC filings and market data. Sign up free for real-time score change alerts.

Track ASYS Dilution Risk in Real-Time

DilutionWatch monitors SEC filings 24/7 and alerts you the moment ASYS files a shelf registration, ATM offering, warrant notice, or convertible note. Free tier available — no credit card required.

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ASYS — Amtech Systems, Inc. Dilution Risk Tracker