Larry PADFIELD

CIK 1567635 · last filed 2026-03-06

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$818.5K

Companies

1

Total Filings

26

Lifetime Open-Market Net

-$294.7K

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
IOSP Director 9,453 $86.59 $818.5K -$294.7K 26 2026-03-06

Recent Filings · Page 3 of 3

26 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2016-08-19 IOSP Exer (M) +1,000 $0 EDGAR
2016-02-24 IOSP Grant (A) $0 EDGAR
2015-02-24 IOSP Grant (A) $0 EDGAR
2014-02-18 IOSP Grant (A) $0 EDGAR
2013-07-08 IOSP Other (J) +559 $22.5K EDGAR
2013-05-16 IOSP Grant (A) $0 EDGAR
Showing 2126 of 26
Page 3 of 3
Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.