14 /100
LOW RISK
Score updated Apr 13, 2026

AMPH

Amphastar Pharmaceuticals, Inc. — Stock Dilution Tracker

Track AMPH dilution risk with DilutionWatch's stock tracker. DilutionScore™ measures dilution risk across 5 factors — lower scores indicate higher risk of share dilution.

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📊 Score Breakdown
📋 Offering Ability
20
💰 Cash Runway
0
📊 Float Risk
30
⚠️ Warrant Exposure
15
🔄Convertible Debt
🌦️ Dilution Forecast
☀️
Clear
No significant dilution signals
0%
No significant dilution signals detected for AMPH.
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💹 Market Data
Market Cap$936.05M
Shares Outstanding45.37M
Float34.12M
Cash$282.81M
Debt$656.00M
Short InterestN/A
🏛 Institutional Holdings
QoQ: ↑ 2.7% shares (2025Q4 vs prior)
239 institutional holders · 35.42M shares
#1 BlackRock, Inc. 5.46M shares
#2 FULLER & THALER ASSET MANAGEMENT, INC. 2.79M shares
#3 VANGUARD GROUP INC 2.61M shares
+ 17 more holders Sign up free to view →
📉 Short Interest
Short Interest3.53M
Days to Cover6.7
% of Float10.3%
FINRA data as of Mar 31, 2026
📁 Recent SEC Activity
4 INSIDER TRANSACTION Mar 17, 2026
4 INSIDER TRANSACTION Mar 17, 2026
4 INSIDER TRANSACTION Mar 17, 2026
4 INSIDER TRANSACTION Mar 17, 2026
4 INSIDER TRANSACTION Mar 11, 2026
Full SEC filing analysis available with free account
📰 Recent News
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