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36 /100
MEDIUM RISK
Score updated Oct 13, 2026

CTMX — CytomX Therapeutics, Inc. Dilution Risk Tracker

Track CTMX 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, CytomX Therapeutics, Inc. (CTMX) has a DilutionWatch DilutionScore of 36/100, rated MEDIUM dilution risk. CytomX Therapeutics, Inc. has a market capitalization of $527.32M, 217.90M shares outstanding, 183 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
60
💰 Cash Runway
25
📊 Float Risk
12
⚠️ Warrant Exposure
40
🔄 Convertible Debt
40

Dilution Forecast

☀️
Clear
No significant dilution signals
model est. 0%
No significant dilution signals detected for CTMX.
🔔 Track CTMX — Get forecast alerts →

Market Data

Market Cap$527.32M
Shares Outstanding217.90M
Float186.26M
Cash$94.72M
Debt$2.99M
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
DilutionScore36/100DilutionWatch score record
Shares Outstanding217.90MVerified float table or market cache
Public Float186.26MVerified float table or market cache
Market Cap$527.32MMarket data cache
Cash Runway18.0 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: 4.

Recent SEC source mix: FORM 4 3, 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: ↑ 47.5% shares (2026Q1 vs prior)
183 institutional holders · 222.39M shares
#1 FMR LLC 31.96M shares
#2 PERCEPTIVE ADVISORS LLC 20.20M shares
#3 VANGUARD CAPITAL MANAGEMENT LLC 17.47M 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 Interest40.81M
Days to Cover8.7
% of Float21.9%
FINRA data as of Sep 30, 2026

Recent SEC Activity

xbrl XBRL WARRANT 2026-08-06
Form 4 INSIDER TRANSACTION 2026-08-03
Form 4 INSIDER TRANSACTION 2026-08-03
Form 4 INSIDER TRANSACTION 2026-07-24
Full SEC filing analysis available with free account →

Recent News

No recent news available for this ticker.

Factual CTMX Dilution Snapshot

CytomX Therapeutics, Inc. (CTMX) has a DilutionScore of 36/100, 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

CTMX's DilutionScore is currently 36/100 (Medium risk), with 3 score changes tracked over 89 days. The score improved from 32/100 (Medium risk).

Period Score Risk Level Duration
Sep 30 – Oct 13, 202636/100MEDIUM14 days
Aug 22 – Sep 29, 202632/100MEDIUM39 days
Aug 14 – Aug 21, 202636/100MEDIUM7 days
Jul 16 – Aug 13, 202635/100MEDIUM29 days

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

Share Dilution History

CTMX shares outstanding have increased 28.5% from 169.44M (Mar 2026) to 217.70M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 27, 2026217.70M186.26M▼ 1.69%
May 09, 2026217.70M189.46M▲ 27.92%
Apr 26, 2026216.18M148.11M▲ 6.25%
Apr 20, 2026216.18M139.40M▼ 5.78%
Apr 10, 2026216.18M147.96M▼ 0.14%
Mar 22, 2026170.19M148.16M▲ 20.11%
Mar 17, 2026169.44M123.35M▲ 0.44%

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

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