Features Pricing Learn Reverse Splits Tracker Shelf & ATM Tracker Warrant Tracker PIPE Deal Tracker Weekly Report FAQ API Sign In →
35 /100
MEDIUM RISK
Score updated Oct 13, 2026

INSM — Insmed Incorporated Dilution Risk Tracker

Track INSM 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.

🔔 Track INSM — Get alerts when the score changes →

As of October 13, 2026, Insmed Incorporated (INSM) has a DilutionWatch DilutionScore of 35/100, rated MEDIUM dilution risk. Insmed Incorporated has a market capitalization of $21.52B, 218.38M shares outstanding, 675 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
26
💰 Cash Runway
65
📊 Float Risk
2
⚠️ Warrant Exposure
15
🔄 Convertible Debt
15

Dilution Forecast

☀️
Clear
No significant dilution signals
model est. 7%
💰 Capital Raise model 15%
• Under 12 months cash (8mo)
🔔 Track INSM — Get forecast alerts →

Market Data

Market Cap$21.52B
Shares Outstanding218.38M
Float198.27M
Cash$544.76M
Debt$552.20M
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
DilutionScore35/100DilutionWatch score record
Shares Outstanding218.38MVerified float table or market cache
Public Float198.27MVerified float table or market cache
Market Cap$21.52BMarket data cache
Cash Runway8.0 monthsDilutionWatch 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: 1.

Recent SEC source mix: 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: ↑ 7.2% shares (2026Q1 vs prior)
675 institutional holders · 241.64M shares
#1 JPMORGAN CHASE & CO 24.15M shares
#2 VANGUARD CAPITAL MANAGEMENT LLC 19.28M shares
#3 Darwin Global Management, Ltd. 16.81M 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 Interest13.80M
Days to Cover6.5
% of Float7.0%
FINRA data as of Sep 30, 2026

Recent SEC Activity

xbrl XBRL CONVERTIBLE 2026-02-19
Full SEC filing analysis available with free account →

Recent News

No recent news available for this ticker.

Factual INSM Dilution Snapshot

Insmed Incorporated (INSM) has a DilutionScore of 35/100, 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

INSM's DilutionScore has held steady at 35/100 (Medium risk) for 89 consecutive days across the tracked period.

Period Score Risk Level Duration
Jul 16 – Oct 13, 202635/100MEDIUM89 days

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

Share Dilution History

INSM shares outstanding have increased 0.4% from 215.85M (Apr 2026) to 216.75M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 23, 2026216.75M198.27M▼ 0.02%
May 19, 2026216.75M198.31M▲ 2.02%
May 12, 2026216.75M194.39M▲ 0.05%
May 09, 2026216.75M194.30M▲ 0.56%
Apr 09, 2026215.85M193.23M▲ 0.03%
Apr 07, 2026215.85M193.18M▲ 0.02%

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

Track INSM Dilution Risk in Real-Time
DilutionWatch monitors SEC filings 24/7 and alerts you the moment INSM files a shelf registration, ATM offering, warrant notice, or convertible note. Free tier available — no credit card required.
Start Tracking INSM — Free
Email alert within minutes of any SEC filing Daily DilutionScore™ recalculation Score history & trend tracking Tracks 8,000+ tickers simultaneously

Related Stocks — MEDIUM Risk

Other MEDIUM dilution risk stocks tracked by DilutionWatch with similar profiles:

Browse all 8,490+ tracked stocks →

📖 Dilution Education
→ Complete Dilution Guide for Retail Investors → Anti-Dilution Provisions Explained → Stock Dilution Red Flags to Watch → Understanding Shelf Registrations
More Research for INSM
INSM FDA Catalyst Timeline & Biotech Grade — BiotechSigns

Part of the Guerilla Finance research network. Cross-reference multiple data sources for better due diligence.