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IOSP

Innospec INC.

COMMON STOCK · NASDAQ

Price and daily changeSign in

Earnings3 Nov 2026

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Market cap: Sign in
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Beta: Sign in
Shares float: Sign in
Short interest: 1.89%
P/E (fwd): Sign in
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Price chart (1D to 10Y)

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Trading information

Beta: Sign in
Shares outstandingAs of 2026-01-31 · filed common shares: 24.77M
Shares float: Sign in
Float %: Sign in
Insider ownershipDirectors and officers as a group, DEF 14A filed 2026-03-26: 1.06%
Institutional ownership: Sign in
Short interestShare of shares outstanding, at settlement: 1.89%
Short ratioDays to cover, as published by FINRA: 2.83
Short volume (5D)Share of FINRA reporting-facility volume sold short, daily flow: 39.30%
Short volume (20D)Share of FINRA reporting-facility volume sold short, daily flow: 42.60%
Avg volume (10D)

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Source: SEC filings. Information and analytics, not investment advice.

Avg volume (3 months)

Profitability

Gross marginTTM to Jun 26: 27.46%
Operating marginTTM to Jun 26: 7.00%
Net margin: —
EBITDA marginFY Dec 25: 9.74%
Return on equityNet income (TTM to Jun 26) ÷ average shareholders equity: 9.21%
Return on assetsNet income (TTM to Jun 26) ÷ average total assets: 6.65%

Growth

Revenue growth (annual YoY): -3.65%
Revenue growth (latest qtr YoY): 11.76%
Revenue growth (fwd): Sign in
Net income growth (annual YoY)FY Dec 25 vs FY Dec 24: 227.53%
Net income growth (latest qtr YoY): 31.06%
EPS growth (fwd): Sign in
Net income growth (QoQ): 1.32%

Valuation

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Price / sales

Price / operating cash flow

P/FCF

EV / revenue

EV / EBITDA

EPSDiluted, TTM to Jun 26

4.89

EPS (fwd)

Financial health

Cash & equivalentsas of Jun 26: $250.20M
Total cash: Sign in
Total debtBorrowings + finance and operating lease liabilities, as of Dec 25: $52.70M
Debt / equityas of Dec 25: 3.97%
Current ratioas of Jun 26: 2.78
Quick ratio(Cash + marketable securities + receivables) ÷ current liabilities, as of Dec 25: 1.76
Operating cash flowTTM to Mar 26: $127.60M
Free cash flowUnadjusted FCF = CFO − capex · FY Dec 25: $138.30M
TTM revenue / diluted shareDiluted, TTM to Jun 26: 74.14

IOSP stock Statistics — Innospec INC. filings, insiders & smart money · Instaport