FIRST WILSHIRE SECURITIES MANAGEMENT INC
Broker-DealerPosition in IOSP — Innospec Inc.
CIK 732847
PASADENA, CA
Position in IOSP
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$10,812,217
+$3,114,284 QoQ
Shares Held
148,072
+47.2% QoQ
Ownership
0.601%
of shares outstanding
% of Portfolio
3.09%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority
Sole 95.44816035442217.ToString("F0")%
Shared 0.ToString("F0")%
None 4.551839645577827.ToString("F0")%
Common Shares in IOSP Over Time
Shares Held
Position Value (USD)
Position in Specialty Chemicals
Basic Materials · as of Mar 31, 2026FIRST WILSHIRE SECURITIES MANAGEMENT INC holds $39,062,859 across 2 Specialty Chemicals names. IOSP ranks #2 (27.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ECVT |
Ecovyst Inc.
|
2,196,784 | $28,250,642 | |
| 2 | IOSP |
Innospec Inc.
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|
148,072 | $10,812,217 |
All Filings in IOSP
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $10,812,217 | 148,072 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $7,697,933 | 100,574 | Shares | Sole | 2026-02-12 | |
| No filing history on record for this holder in this stock. | ||||||