Amphastar Pharmaceuticals, Inc.(AMPH)— Stock Profile, AI Score & Financials

Healthcare · Nasdaq · AI-powered stock analysis, 32-signal quality score, SEC EDGAR financials, and institutional holdings. Updated .

Amphastar Pharmaceuticals, Inc. (AMPH) stock profile, AI quality score, and SEC EDGAR financial data, a Healthcare sector company. 13F Pro's AI-powered ranking engine scores AMPH at 50.5/100 on a 32-signal composite quality model, placing it at rank #1,598 of 2,962 stocks — the bottom half of the AI-ranked universe. AMPH scores in the top quartile across earnings quality (86.0). Areas of concern include institutional flow (4.5) and revenue growth (36.9), which score below median versus the broader universe. Shareholder dilution risk is elevated at 28.6/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q2 2026), Amphastar Pharmaceuticals, Inc. reports quarterly revenue of $183.9M, net income of $30.3M, free cash flow of $42.7M. Top institutional holders of AMPH by reported 13-F value include BlackRock, DIMENSIONAL FUND ADVISORS, STATE STREET, based on the most recent SEC filings. AMPH trades on the Nasdaq exchange and files with the SEC under CIK 1297184. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate AMPH daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for Amphastar Pharmaceuticals, Inc. directly from SEC EDGAR.

AI Quality Score

50.5/100

AI Rank

#1,598

Revenue

$183.9M

Net Income

$30.3M

Free Cash Flow

$42.7M

AMPH key financials by period

Amphastar Pharmaceuticals, Inc. reported revenue, net income and margins by fiscal period, from SEC filings.
PeriodFormRevenueNet incomeOperating margin
FY 202510-K$719.9M$98.1M19.5%
FY 202410-K$732.0M$159.5M28.1%
FY 202310-K$644.4M$137.5M30.6%
FY 202210-K$499.0M$91.4M21.5%
FY 202110-K$437.8M$62.1M16.0%
FY 202010-K$349.8M$1.4M3.1%

Institutions holding AMPH

Institutional investors reporting a position in Amphastar Pharmaceuticals, Inc. on SEC Form 13F.
InstitutionSharesValueReported
BlackRock5,224,934$105.4M2026-06-30
DIMENSIONAL FUND ADVISORS2,305,107$46.5M2026-06-30
STATE STREET1,642,126$33.1M2026-06-30
VANGUARD CAPITAL MANAGEMENT1,481,952$29.9M2026-06-30
AMERICAN CENTURY COMPANIES1,176,626$23.7M2026-06-30
MARSHALL WACE, LLP1,066,322$21.5M2026-06-30
GEODE CAPITAL MANAGEMENT969,840$19.6M2026-06-30
FULLER & THALER ASSET MANAGEMENT949,238$19.2M2026-06-30
D. E. Shaw887,048$17.9M2026-06-30
VANGUARD PORTFOLIO MANAGEMENT809,568$16.3M2026-06-30
AMPH

Amphastar Pharmaceuticals, Inc.

AMPH
NasdaqSmall CapHealthcare

13F Pro Quality Score

50.5/100

Rank #1,598 of 2,962 stocks

View Healthcare peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Nov 14, 2026.

Revenue Growth

36.9/100

Profitability

51.7/100

Balance Sheet

68.3/100

Earnings Quality

86.0/100

Free Cash Flow

74.1/100

Institutional Flow

4.5/100

Revenue Scale

43.7/100

Dilution Risk

28.6/100

Price Chart

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Key Metrics

Revenue

Q2 2026
EDGAR

$183.90M

Net Income

Q2 2026
EDGAR

$30.35M

EPS (Diluted)

Q2 2026
EDGAR

$0.67

ROIC

Q2 2026
EDGAR

11.5%

Free Cash Flow

Q2 2026
EDGAR

$42.73M

Debt/Equity

Q2 2026
EDGAR

0.80

Top Institutional Holders

as of Q2 2026
$572.72M total

Financial Trends

Revenue & Net Income

Earnings Per Share

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