IOSP

INNOSPEC INC.

NasdaqAdd to watchlist

Basic Materials · Specialty Chemicals

$92.92

−$0.84−0.90%

Delayed · 2026-08-20T20:00:00.000Z · marketstack

1 of 47tracked managers hold this· Q2 2026

Aug 10, 2026$92.92

+$0.03+0.03%over 1M

Day range40% of range

$91.80$94.58

Session

Previous close: $93.76
Open: $92.39
Volume: 101.34K
Avg volume: -
Day high: $94.58
Day low: $91.80

Fundamentals

Visualize fundamentals and more

Market cap: 2.29B
P/E ratio: 18.96
EPS (TTM): $4.90
Dividend yield: -
Beta: 0.93
Shares outstanding: 24.64M

Source SEC EDGAR · 9/9/2026

Tracked investors

As of Q2 2026 · 72 days ago · next update ~14 Nov 2026· what moved this quarter, onMeasure

1 fund manager this platform follows disclosed a position here, from quarterly SEC filings up to 45 days old; a manager may have sold since without yet having to say so.

Joel Greenblatt
Gotham Asset Management
$394.58K
<0.01%of book

Manager	Position	Share of their book	Last change
Joel Greenblatt Gotham Asset Management	$394.58K	<0.01%

Share price, with each quarter a tracked manager’s position changed shaded across the range it traded in.

6090120

now

Q1 '24

Q2 '24

Q3 '24

Q4 '24

Q1 '25

Q2 '25

Q1 '26

Q2 '26

Hover a shaded quarter to see it moved. Who, and the range they traded in, is onBespoke

13F filings cover US-listed shares only (not cash, bonds, shorts, or private holdings) and are never a recommendation to do the same.

Risk factors, year on year

Item 1AFebruary 2026 10-KFebruary 2025as filed.

added: 4
dropped: 6
re-drafted: 8

Out of 69 passages in this year’s Item 1A.

New this year

the U.S. by the end of 2030 with Alaska having a derogation out to end 2032. Regulatory action in the EU on the prohibition of TEL use by EU based leaded avgas blenders under the EU REACH Regulations has resulted in three users successfully applying for EU …

9 more passages, included withBespoke

Recent activity

Jun 30Joel Greenblatt trimmed IOSPTracked manager13Fas of the quarter ended 2026-06-30
Feb 27Cleminson Ian sold 2,380 sharesInsider tradingForm 4EVP & CFO, about $182k
Nov 14PARRETTE LESLIE J bought 340 sharesInsider tradingForm 4about $25k

3 more events, included withMeasure

Discussion

No comments yet

Set a username to join the discussion. It’s the only thing shown next to what you post, never your email address.

Comments are written by other users. Nothing here is investment advice and nothing is checked for accuracy.

Companies like INNOSPEC INC.

Also filed under Specialty Chemicals, ranked by how closely they sit beside IOSP.

LINLINDE PLC
SHWSHERWIN WILLIAMS CO
ALBALBEMARLE CORP
APDAir Products & Chemicals, Inc.
ECLECOLAB INC.
PPGPPG INDUSTRIES INC

Ask about INNOSPEC INC.

The assistant answers from what IOSP has actually filed: 17 annual reports filed with the SEC, 31 Form 4 filings from the last year, 13F positions from the 1 tracked investor who hold it and 5 funds that hold it. Every figure in a reply links to the filing it came from, so an answer can be checked rather than believed.

Pressing one answers it here, from IOSP's filings and figures. One a day without an account; a free account has its own, and no card.

See every investor holding INNOSPEC INC., and every quarter they moved.

Ten seconds, no card, and nothing to cancel.

What an account lets you do with INNOSPEC INC.

Separate the decisions from the paperwork
Every Form 4 IOSP insiders have filed, with vesting and automatic tax sales struck out: what's left is the buys and sells somebody actually chose to make.
Every filingMeasure
Watch the same stakes the professionals are watching
Every tracked position priced at the quarter it was filed and diffed against the one before it: who added, who trimmed, who walked away.
Every position they holdMeasure
Interrogate the filing, not the internet
Ask anything about INNOSPEC INC.'s fundamentals. The assistant answers from its own filings and cites the figure, never a guess from the open web.

Create a free accountSee what the paid plans add

Free, no card, and it does not expire.