Position in IOSP
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$3,326,409
+$349,311 QoQ
Shares Held
40,870
+0.2% QoQ
Ownership
0.166%
of shares outstanding
% of Portfolio
0.31%
of 13F equity value
Holder Rank
#64
of 282 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in IOSP Over Time
Shares Held
Position Value (USD)
Position in Specialty Chemicals
Basic Materials · as of Jun 30, 2026Atom Investors LP holds $10,165,705 across 8 Specialty Chemicals names. IOSP ranks #1 (32.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | IOSP |
Innospec Inc.
This page
|
40,870 | $3,326,409 | |
| 2 | MTX |
Minerals Technologies Inc
|
28,775 | $2,128,486 | |
| 3 | DD |
DuPont de Nemours, Inc.
|
9,705 | $1,316,386 | |
| 4 | ECL |
Ecolab Inc.
|
4,644 | $1,293,864 | |
| 5 | APD |
Air Products & Chemicals, Inc.
|
3,202 | $938,762 | |
| 6 | LIN |
Linde PLC
|
1,182 | $613,387 | |
| 7 | ESI |
Element Solutions Inc
|
6,877 | $328,376 | |
| 8 | GEVO |
Gevo, Inc.
|
146,690 | $220,035 |
All Filings in IOSP
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $3,326,409 | 40,870 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $2,977,098 | 40,771 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $1,747,408 | 22,830 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $264,273 | 3,425 | Shares | Sole | 2025-11-14 | |
| No filing history on record for this holder in this stock. | ||||||