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49 /100
MEDIUM RISK
Score updated Oct 13, 2026

RGNX — REGENXBIO Inc. Dilution Risk Tracker

Track RGNX 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, REGENXBIO Inc. (RGNX) has a DilutionWatch DilutionScore of 49/100, rated MEDIUM dilution risk. REGENXBIO Inc. has a market capitalization of $512.92M, 66.01M shares outstanding, 180 institutional holders tracked. Stored dilution-related fields include ATM program capacity of $150.00M.

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
36
💰 Cash Runway
65
📊 Float Risk
35
⚠️ Warrant Exposure
40
🔄 Convertible Debt
40

Dilution Forecast

⛅
Watch
Minor dilution signals detected
model est. 16%
💰 Capital Raise model 33%
• Under 12 months cash (7mo)
• Active ATM program with $150M remaining capacity
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Market Data

Market Cap$512.92M
Shares Outstanding66.01M
Float43.10M
Cash$105.52M
DebtN/A
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
DilutionScore49/100DilutionWatch score record
Shares Outstanding66.01MVerified float table or market cache
Public Float43.10MVerified float table or market cache
Market Cap$512.92MMarket data cache
Cash Runway7.1 monthsDilutionWatch score inputs
Shelf CapacityNone in current score inputsSEC-derived dilution fields
ATM Capacity$150.00MSEC-derived dilution fields
Outstanding WarrantsNone in current score inputsSEC-derived dilution fields

Recent source-backed SEC insight records available on this page: 7.

Recent SEC source mix: 4 4, 424B5 1, XBRL 2.

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: ↑ 23.3% shares (2026Q1 vs prior)
180 institutional holders · 52.42M shares
#1 MORGAN STANLEY 5.79M shares
#2 BlackRock, Inc. 5.78M shares
#3 Redmile Group, LLC 4.37M 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 Interest9.61M
Days to Cover6.0
% of Float22.3%
FINRA data as of Sep 30, 2026

Recent SEC Activity

xbrl XBRL WARRANT 2026-03-05
xbrl XBRL CONVERTIBLE 2018-03-06
424B5 ATM 2026-02-12
4 INSIDER TRANSACTION 2026-02-03
4 INSIDER TRANSACTION 2026-02-03
Full SEC filing analysis available with free account →

Recent News

No recent news available for this ticker.

Factual RGNX Dilution Snapshot

REGENXBIO Inc. (RGNX) has a DilutionScore of 49/100, 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

RGNX's DilutionScore is currently 49/100 (Medium risk), with 2 score changes tracked over 89 days. The score improved from 48/100 (Medium risk).

Period Score Risk Level Duration
Oct 13, 202649/100MEDIUM1 day
Aug 22 – Oct 12, 202648/100MEDIUM52 days
Jul 16 – Aug 21, 202645/100MEDIUM36 days

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

Share Dilution History

RGNX shares outstanding have increased 2.1% from 50.62M (Mar 2026) to 51.70M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 27, 202651.70M43.10M▲ 0.04%
May 23, 202651.70M43.09M▲ 0.01%
May 17, 202651.70M43.08M▲ 0.19%
Mar 09, 202650.62M43.00M▲ 0.39%
Mar 08, 202650.62M42.83M▲ 1.42%
Mar 07, 202650.62M42.23M▲ 0.53%

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

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