IOSP INNOSPEC INC.
Price Chart
Executive Summary
A cluster of insider transactions at Innospec Inc. (IOSP) over the past week includes two open-market sales totaling $259,971 and three non-cash tax withholding events totaling $705,608 in surrendered shares. The only meaningful open-market selling came from the CEO and CFO, but the volume is small relative to the company's $1.9B market cap.
Key Financial Metrics
Actionable Insight
The selling is within normal ranges for executive stock plan activity; no red flags, but monitor for increased selling volume in next quarter. Tax-related share surrenders are routine and not a negative signal.
Key Facts
- CEO Patrick Williams and CFO Ian Cleminson each conducted open-market sales: $624K (tax-related surrender) and $182K (direct sale) respectively.
- SVP Jones also sold $77,758 in shares; two other SVPs had tax withholding transactions totaling $81,552.
- Total open-market sales: $259,971 (0.014% of $1.9B market cap).
- Tax withholding transactions (F codes) are non-cash, routine events related to vesting of equity awards.
- No insider purchases or unusual transaction types observed.
Financial Impact
$259,971 in net open-market selling by insiders, representing 0.014% of market cap — negligible financial impact.
Risk Factors
- Perception risk from CFO and CEO selling, even if routine.
- Potential misinterpretation of tax withholding events as active selling.
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (5 trades, 7d window) | cluster-IOSP-1772582470978 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
May 8, 2026
4w ago
|
8-K
| $80.55 $80.68 | ▼ −0.16% | ▼ −0.14% | $81.38 (−1.03%) |
|
May 7, 2026
4w ago
|
Press Release
| $80.55 $80.68 | ▼ −0.16% | ▼ −0.14% | $81.38 (−1.03%) |
|
Apr 7, 2026
9w ago
|
Press Release
| $75.76 $78.19 | ▲ +3.21% | ▼ −5.34% | $81.38 (+7.42%) |
|
Feb 27, 2026
14w ago
|
Insider Cluster
| $76.58 $72.20 | ▼ −5.72% | ▲ +1.84% | $81.38 (+6.27%) |
|
Feb 27, 2026
14w ago
|
Insider Cluster
| $76.58 $72.20 | ▼ −5.72% | ▲ +1.84% | $81.38 (+6.27%) |
|
Feb 27, 2026
14w ago
|
Insider Cluster
| $76.58 $72.20 | ▼ −5.72% | ▲ +1.84% | $81.38 (+6.27%) |
US Market Status
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