InsiderClue
Stocks · Materials · Chemicals & Allied Products

INNOSPEC INC.

IOSP Clue Score61
United States Fiscal year ends December CIK 0001054905 Results filed 3 Nov 2026
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What the insiders did Net selling

By person

20 insiders · 296 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Patrick Williams
President & CEO
—
$20.73M (75)
−$20.73M
231,535
$17.51M
+19.0%
Philip John Boon
Executive VP Business Ops
—
$5.25M (21) scheduled
−$5.25M
20,079
$1.52M
−21.1%
Ian Cleminson
EVP & CFO
—
$5.12M (32) scheduled
−$5.12M
20,357
$1.54M
−24.9%
Catherine Hessner
Senior VP - Human Resources
—
$2.81M (27) scheduled
−$2.81M
44,627
$3.38M
−22.2%
Brian Watt
VP, Strat Plan & Regulatory
—
$2.33M (24) scheduled
−$2.33M
25,124
$1.90M
−18.2%
Ian Malcolm McRobbie
Senior VP R&T
—
$1.81M (9) scheduled
−$1.81M
36,679
$2.77M
−6.7%
Milton C Blackmore
Director
$24.20K (1)
$739.26K (13) scheduled
−$715.06K
13,530
$1.02M
+41.6%
Joachim ROESER
Director
—
$614.92K (3) scheduled
−$614.92K
5,260
$397.87K
−1.2%
David B. Jones
SVP, GC & CCO
$131.23K (2)
$711.54K (3)
−$580.31K
14,693
$1.11M
+681.1%
Philip Curran
Group Financial Controller
—
$579.00K (13) scheduled
−$579.00K
2,459
$186.00K
+69.4%
Hugh Aldous
Director
—
$473.78K (3)
−$473.78K
32,537
$2.46M
+15.3%
David Earl Williams
GC & Chief Compliance Officer
—
$385.97K (5) scheduled
−$385.97K
14,516
$1.10M
0.0%
Hardy Louis Griffin III
SVP, Human Resources
—
$315.94K (3)
−$315.94K
10,161
$768.58K
+107.7%
Larry PADFIELD
Director
—
$249.23K (4) scheduled
−$249.23K
9,453
$715.02K
+368.2%
Corbin Barnes
SVP, Corporate Dev and IR
$172.40K (2)
$375.80K (3)
−$203.40K
13,080
$989.34K
+163.1%
Leslie J Parrette
Director
$215.95K (6)
$40.42K (2)
+$175.53K
7,376
$557.92K
—
Robert I PALLER
Director
—
$158.72K (1) scheduled
−$158.72K
14,343
$1.08M
+235.3%
Claudia Poccia
Director
—
$118.38K (4) scheduled
−$118.38K
6,508
$492.27K
—
David Landless
Director
—
$79.15K (3)
−$79.15K
7,632
$577.28K
+522.5%
Elizabeth K Arnold
Director
—
—
—
6,376
$482.28K
+298.5%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.