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30 /100
MEDIUM RISK
Score updated Oct 13, 2026

MASS — 908 Devices Inc. Dilution Risk Tracker

Track MASS dilution risk with DilutionWatch's stock tracker. DilutionScore™ measures dilution risk across 5 factors — lower scores indicate higher risk of share dilution.

⚠️ Not financial advice. Do your own research before making any investment decisions.

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As of October 13, 2026, 908 Devices Inc. (MASS) has a DilutionWatch DilutionScore of 30/100, rated MEDIUM dilution risk. 908 Devices Inc. has a market capitalization of $488.56M, 41.33M shares outstanding, 112 institutional holders tracked. Stored dilution-related fields include shelf registration capacity of $100.00M.

This page includes automatically generated factual summaries from DilutionWatch data. It is not financial advice, not investment research, and not a recommendation. Do your own research. Read the full disclaimer and terms of service.

Score Breakdown

📋 Offering Ability
32
💰 Cash Runway
0
📊 Float Risk
45
⚠️ Warrant Exposure
40
🔄 Convertible Debt
40

Dilution Forecast

⛅
Watch
Minor dilution signals detected
model est. 10%
💰 Capital Raise model 20%
• Active shelf registration ($100M, 20% of market cap)
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Market Data

Market Cap$488.56M
Shares Outstanding41.33M
Float23.92M
Cash$101.53M
Debt$15.00M
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.

FieldCurrent ValueBasis
DilutionScore30/100DilutionWatch score record
Shares Outstanding41.33MVerified float table or market cache
Public Float23.92MVerified float table or market cache
Market Cap$488.56MMarket data cache
Cash Runway36.0 monthsDilutionWatch score inputs
Shelf Capacity$100.00MSEC-derived dilution fields
ATM CapacityNone in current score inputsSEC-derived dilution fields
Outstanding WarrantsNone in current score inputsSEC-derived dilution fields

Recent source-backed SEC insight records available on this page: 6.

Recent SEC source mix: 3 3, 4 1, S-3 1, XBRL 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: ↑ 18.2% shares (2026Q1 vs prior)
112 institutional holders · 31.37M shares
#1 First Light Asset Management, LLC 6.07M shares
#2 AWM Investment Company, Inc. 5.20M shares
#3 VANGUARD CAPITAL MANAGEMENT LLC 2.24M 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 Interest2.73M
Days to Cover6.5
% of Float11.4%
FINRA data as of Sep 30, 2026

Recent SEC Activity

xbrl XBRL CONVERTIBLE 2022-03-11
S-3 SHELF 2026-03-09
3 FORM3 2026-03-06
3 FORM3 2026-03-05
4 INSIDER TRANSACTION 2026-03-04
Full SEC filing analysis available with free account →

Recent News

No recent news available for this ticker.

Factual MASS Dilution Snapshot

908 Devices Inc. (MASS) has a DilutionScore of 30/100, rated Medium dilution risk. Score date: October 13, 2026.

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

MASS's DilutionScore is currently 30/100 (Medium risk), with 3 score changes tracked over 89 days. The score deteriorated from 35/100 (Medium risk).

Period Score Risk Level Duration
Oct 11 – Oct 13, 202630/100MEDIUM3 days
Aug 22 – Oct 10, 202635/100MEDIUM50 days
Aug 14 – Aug 21, 202632/100MEDIUM7 days
Jul 16 – Aug 13, 202628/100MEDIUM29 days

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

Share Dilution History

MASS shares outstanding have increased 4.5% from 36.19M (Mar 2026) to 37.81M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 31, 202637.81M23.92M▲ 0.16%
May 27, 202637.81M23.89M▲ 1.80%
May 15, 202637.81M23.47M▲ 0.08%
May 11, 202637.81M23.45M▲ 0.72%
May 10, 202637.81M23.28M▲ 0.09%
May 07, 202637.45M23.26M▲ 1.08%
Apr 13, 202637.38M23.01M▲ 0.17%
Mar 13, 202636.19M22.97M▲ 2.10%
Mar 11, 202636.19M22.50M▲ 3.21%
Mar 09, 202636.19M21.80M▼ 0.47%
Mar 04, 202636.19M21.90M▲ 0.08%

Share counts sourced from verified regulatory filings. Increases indicate dilution events.

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