IOSP
INNOSPEC INC. · Manufacturing
Insiders sold $902K net in the last 90 days ·6 sellers, 0 buyers· latest Form 4 filed Mar 6, 2026
Insider Buying
$25K
reported purchases (SEC code P)
Insider Selling
$902K
reported sales (SEC code S)
Unique Insiders
7
in the rolling window
Latest filing
Mar 6, 2026
LANDLESS DAVID
INNOSPEC INC. (IOSP) has 31 SEC Form 4 filings (41 transaction rows) in the rolling window, disclosed by 7 distinct insiders. Most recent filing: Mar 6, 2026.
Inside the rolling window, 7 insiders at INNOSPEC INC. reported 1 open-market purchase totaling $25K and 8 open-market sales totaling $902K. Insiders have net sold $877K over the trailing 6 months. The most recent open-market filing is a sale of 1,188 shares by Director LANDLESS DAVID, dated Feb 27, 2026, worth $91K.
- Industry:Chemicals - Specialty
- CEO:Patrick S. Williams
- Employees:2,450
- HQ:Englewood, CO, US
- IPO:1998-05-13
| Source | |||||||
|---|---|---|---|---|---|---|---|
| Director | Sale | 1,188 | $91K | Mar 6 | — | SEC ↗ | |
| Director | Sale | 1,188 | $91K | Mar 6 | — | SEC ↗ | |
| Director | Sale | 238 | $18K | Mar 6 | — | SEC ↗ | |
| Director | Sale | 1,188 | $91K | Mar 6 | — | SEC ↗ | |
| EVP & CFO | Sale | 4,760 | $364K | Mar 6 | — | SEC ↗ | |
Jones David B.First filing | SVP, GC & CCO | Sale | 1,028 | $78K | Mar 3 | — | SEC ↗ |
PADFIELD LarryFirst filing | Director | Sale | 1,030 | $84K | Feb 24 | — | SEC ↗ |
Blackmore Milton CFirst filing | Director | Sale | 1,030 | $84K | Feb 24 | — | SEC ↗ |
PARRETTE LESLIE JFirst filing | Director | Purchase | 340 | $25K | Nov 17 | — | SEC ↗ |
Earnings: last 7 quarters
Frequently asked questions
How many SEC Form 4 insider filings does IOSP have?
INNOSPEC INC. (IOSP) has 31 SEC Form 4 filings (41 transaction rows) in the rolling 365-day window, disclosed by 7 distinct insiders. Most recent filing: Mar 6, 2026.
When was the most recent SEC Form 4 filing for IOSP?
The most recent Form 4 filing for IOSP on Tracefour is dated Mar 6, 2026.
What is the net insider flow at IOSP over the last 6 months?
Over the trailing 180 days, insiders at IOSP have net sold $877K based on SEC Form 4 disclosures.
What is the total insider buy and sell value at IOSP in the current window?
Inside the rolling window, insiders at IOSP bought $25K and sold $902K based on SEC Form 4 filings.
Can I get alerts for IOSP insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at INNOSPEC INC. (IOSP). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
INNOSPEC INC. is in the Manufacturing sector.