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25 /100
LOW RISK
Score updated Oct 13, 2026

APLS — Apellis Pharmaceuticals, Inc. Dilution Risk Tracker

Track APLS 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, Apellis Pharmaceuticals, Inc. (APLS) has a DilutionWatch DilutionScore of 25/100, rated LOW dilution risk. Apellis Pharmaceuticals, Inc. has a market capitalization of $5.25B, 128.02M shares outstanding, 330 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
20
💰 Cash Runway
40
📊 Float Risk
25
⚠️ Warrant Exposure
15
🔄 Convertible Debt
15

Dilution Forecast

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

Market Cap$5.25B
Shares Outstanding128.02M
Float83.22M
Cash$529.57M
Debt$94.78M
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
DilutionScore25/100DilutionWatch score record
Shares Outstanding128.02MVerified float table or market cache
Public Float83.22MVerified float table or market cache
Market Cap$5.25BMarket data cache
Cash Runway15.0 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: 6.

Recent SEC source mix: 3 1, 4 4, 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: ↑ 36.8% shares (2026Q1 vs prior)
330 institutional holders · 183.63M shares
#1 MORGAN STANLEY 28.86M shares
#2 Avoro Capital Advisors LLC 24.44M shares
#3 BlackRock, Inc. 13.54M 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

No current FINRA short-interest record is available for this ticker.

Recent SEC Activity

xbrl XBRL CONVERTIBLE 2025-02-28
4 INSIDER TRANSACTION 2026-05-01
4 INSIDER TRANSACTION 2026-04-20
4 INSIDER TRANSACTION 2026-04-08
3 FORM3 2026-04-06
Full SEC filing analysis available with free account →

Recent News

No recent news available for this ticker.

Factual APLS Dilution Snapshot

Apellis Pharmaceuticals, Inc. (APLS) has a DilutionScore of 25/100, rated Low 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

APLS's DilutionScore has held steady at 25/100 (Low risk) for 89 consecutive days across the tracked period.

Period Score Risk Level Duration
Jul 16 – Oct 13, 202625/100LOW89 days

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

Share Dilution History

APLS shares outstanding have increased 0.1% from 127.84M (Apr 2026) to 128.02M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 08, 2026128.02M83.22M▲ 0.15%
May 03, 2026128.02M83.09M▼ 0.25%
Apr 21, 2026127.84M83.30M▲ 0.07%
Apr 11, 2026127.84M83.24M▲ 24.15%
Apr 10, 2026127.84M67.05M▼ 19.46%

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

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