Massivemarkets

IOSP

Innospec Inc.

Nasdaq · usd

$98.64-0.03 (-0.03%)
As of 4:10:04 PM EDT on Oct 23, 2026 · 15-minute delayed

Innospec Inc. (IOSP) trades at $98.64 (-0.03%) as of 4:10:04 PM EDT on Oct 23, 2026, +1.83% over the past month. Market cap is $2.43B, with 1.9 days to cover in short interest.

Stock performance

How Innospec Inc. (IOSP) stock has performed from one day to one year, with its 52-week range.

-0.03%
-$0.03 over 1D
$97.43$97.88$98.33$98.784:20 AM10:30 AM12:20 PM2:55 PM4:00 PM$98.64
1D
-0.03%
1W
+1.89%
1M
+1.83%
YTD
+28.87%
1Y
+29.26%
52-wk range
$65.51 – $100.48

Key statistics

Today's trading snapshot for IOSP: day range, open, previous close, volume and market cap.

Day range
$97.12 – $98.91
Open
$97.74
Prev close
$98.67
Volume
113.24K
Market cap
$2.43B
Shares out
24.63M

Valuation and profitability ratios: P/E, P/S, ROE

Valuation and profitability ratios for Innospec Inc.: P/E, P/S, P/B, ROE and more.

P/E
20.00
P/S
1.32
P/B
1.81
P/FCF
34.72
ROE
9.0%
ROA
6.6%
Debt/Equity
0.00
Div yield
1.82%

As of Oct 22, 2026

8-K filings

Material corporate events Innospec Inc. has disclosed to the SEC on Form 8-K.

  • Board of directorsJun 4, 2026

    the Board of Directors of Innospec Inc. appointed Shelley Bausch to serve as a Class II director of the Company starting as of July 1, 2026, and until the 2027 annual meeting of stockholders of the Company or until her successor is duly elected and qualified. Ms. Bausch was also appointed to serve on the Company's Audit Committee as of July 1, 2026.

  • Shareholder meetingsMay 13, 2026

    The stockholders voted on the matters presented at the Annual Meeting, and the shares present, in person or by proxy, were voted as follows based on the final certified results of the inspector of elections: Proposal 1 – Election of two Class I directors: All of the Class I directors were re-elected.

  • Shareholder returnsMay 8, 2026

    The Board of Directors authorized the repurchase of up to $75 million in shares of the Company's outstanding common stock over a three-year period commencing on May 12, 2026. This replaces the $50 million repurchase authorization announced on March 11, 2025, of which approximately $16 million remains.

  • Shareholder returnsNov 5, 2025

    The Company's Board of Directors declared a semi-annual dividend of $0.87 per share on the Company's common stock (IOSP). The dividend will be paid on November 26, 2025, to holders of record on November 18, 2025.

  • Shareholder meetingsMay 14, 2025

    At the annual meeting of Innospec shareholders held on May 9, 2025, the shareholders elected the directors nominated in the Innospec Proxy Statement, dated March 26, with the following votes for and votes withheld: David F. Landless (21,710,227 votes for, 1,062,931 withheld), Lawrence J. Padfield (22,069,282 votes for, 703,876 withheld), Patrick S. Williams (22,438,029 votes for, 335,129 withheld).

Dividend history and stock splits

Innospec Inc.'s recent dividend payments and stock splits.

Dividends

  • $0.92ex-div May 19, 2026
  • $0.87ex-div Nov 18, 2025
  • $0.84ex-div May 20, 2025
  • $0.79ex-div Nov 18, 2024

Splits

  • 2-for-1Jul 23, 2007

IOSP short interest

How heavily IOSP is shorted: shares short, days to cover and average daily volume.

Days to cover
1.9
Short interest
492.11K
Avg volume
263.07K

As of · reported to FINRA twice monthly.

IOSP news

The latest news and headlines about Innospec Inc. (IOSP).

Frequently asked questions

What is the Innospec Inc. (IOSP) stock price today?

Innospec Inc. (IOSP) is trading at $98.64 (-0.03% on the day) as of 4:10:04 PM EDT on Oct 23, 2026. Prices are delayed at least 15 minutes; real-time quotes are available from the Massive API.

What is Innospec Inc.?

Innospec Inc manufactures and sells a variety of chemicals and fuel additives. The firm organizes itself into three segments based on product type. The Performance Chemicals segment that derives maximum revenue, provides technology-based solutions for its customers' processes or…

What is the short interest in IOSP?

As of Sep 30, 2026, IOSP has 492.11K shares short and 1.9 days to cover.

Does Innospec Inc. (IOSP) pay a dividend?

Yes. Innospec Inc. (IOSP)'s most recent dividend was $0.92 per share, with an ex-dividend date of May 19, 2026. Full IOSP dividend history is available from the Massive API.

What exchange is IOSP listed on?

Innospec Inc. (IOSP) trades on Nasdaq in USD, in the CHEMICALS & ALLIED PRODUCTS industry.

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