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41 /100
MEDIUM RISK
Score updated Oct 13, 2026

NBTX — Nanobiotix S.A. Dilution Risk Tracker

Track NBTX 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, Nanobiotix S.A. (NBTX) has a DilutionWatch DilutionScore of 41/100, rated MEDIUM dilution risk. Nanobiotix S.A. has a market capitalization of $1.13B, 48.41M shares outstanding, 16 institutional holders tracked.

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
40
💰 Cash Runway
25
📊 Float Risk
22
⚠️ Warrant Exposure
40
🔄 Convertible Debt
40

Dilution Forecast

☀️
Clear
No significant dilution signals
model est. 0%
No significant dilution signals detected for NBTX.
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Market Data

Market Cap$1.13B
Shares Outstanding48.41M
Float31.82M
Cash$61.50M
Debt$111.13M
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
DilutionScore41/100DilutionWatch score record
Shares Outstanding48.41MVerified float table or market cache
Public Float31.82MVerified float table or market cache
Market Cap$1.13BMarket data cache
Cash RunwayNot availableDilutionWatch score inputs
Shelf CapacityNone in current score inputsSEC-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: 0.

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: ↑ 197.7% shares (2026Q1 vs prior)
16 institutional holders · 16.97M shares
#1 JOHNSON & JOHNSON 16.87M shares
#2 MORGAN STANLEY 61.6K shares
#3 Optiver Holding B.V. 13.5K shares
+ 13 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 Interest146.9K
Days to Cover1.0
% of Float0.5%
FINRA data as of Sep 30, 2026

Recent SEC Activity

No recent SEC insights

Recent News

No recent news available for this ticker.

DilutionScore History — Last 90 Days

NBTX's DilutionScore is currently 41/100 (Medium risk), with 2 score changes tracked over 89 days. The score improved from 33/100 (Medium risk).

Period Score Risk Level Duration
Oct 10 – Oct 13, 202641/100MEDIUM4 days
Jul 17 – Oct 09, 202633/100MEDIUM84 days
Jul 16, 202634/100MEDIUM1 day

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

Share Dilution History

NBTX shares outstanding have increased 4.8% from 48.39M (Mar 2026) to 50.71M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 30, 202650.71M31.82M▲ 2.44%
Apr 20, 202648.50M31.07M▲ 0.03%
Apr 08, 202648.47M31.06M▼ 0.08%
Apr 04, 202648.47M31.08M▲ 0.44%
Mar 23, 202648.39M30.95M▲ 0.05%

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

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