Position in IOSP
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$3,162,978
+$1,290,527 QoQ
Shares Held
38,862
+51.6% QoQ
Ownership
0.158%
of shares outstanding
% of Portfolio
0.21%
of 13F equity value
Holder Rank
#66
of 282 holders
Holding Since
Dec 2024
6 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, 2026DARK FOREST CAPITAL MANAGEMENT LP holds $27,306,982 across 15 Specialty Chemicals names. IOSP ranks #3 (11.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ECL |
Ecolab Inc.
|
18,900 | $5,265,729 | |
| 2 | EMN |
Eastman Chemical Co
|
59,587 | $3,991,137 | |
| 3 | IOSP |
Innospec Inc.
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|
38,862 | $3,162,978 | |
| 4 | ALB |
Albemarle Corp
|
22,963 | $3,100,693 | |
| 5 | NEU |
Newmarket Corp
|
2,717 | $2,149,799 | |
| 6 | HWKN |
Hawkins Inc
|
13,207 | $1,876,714 | |
| 7 | NGVT |
Ingevity Corp
|
24,540 | $1,832,401 | |
| 8 | LYB |
LyondellBasell Industries N.V.
|
32,098 | $1,689,959 |
All Filings in IOSP
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6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $3,162,978 | 38,862 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $1,872,451 | 25,643 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $3,407,866 | 44,524 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $2,607,853 | 33,798 | Shares | Sole | 2025-11-17 | |
| 2025-06-30 | $2,455,175 | 29,197 | Shares | Sole | 2025-08-14 | |
| 2024-12-31 | $289,567 | 2,631 | Shares | Sole | 2025-02-14 | |
| No filing history on record for this holder in this stock. | ||||||