Position in IOSP
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,872,451
-$1,535,415 QoQ
Shares Held
25,643
-42.4% QoQ
Ownership
0.104%
of shares outstanding
% of Portfolio
0.17%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2024
5 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IOSP Over Time
Shares Held
Position Value (USD)
Position in Specialty Chemicals
Basic Materials · as of Mar 31, 2026DARK FOREST CAPITAL MANAGEMENT LP holds $19,927,274 across 14 Specialty Chemicals names. IOSP ranks #3 (9.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DD |
DuPont de Nemours, Inc.
|
43,705 | $6,005,067 | |
| 2 | RPM |
Rpm International Inc/De/
|
22,728 | $2,259,163 | |
| 3 | IOSP |
Innospec Inc.
This page
|
25,643 | $1,872,451 | |
| 4 | LYB |
LyondellBasell Industries N.V.
|
17,323 | $1,395,540 | |
| 5 | NEU |
Newmarket Corp
|
1,872 | $1,199,858 | |
| 6 | SCL |
Stepan Co
|
22,077 | $1,103,408 | |
| 7 | ECVT |
Ecovyst Inc.
|
82,221 | $1,057,362 | |
| 8 | APD |
Air Products & Chemicals, Inc.
|
2,913 | $846,197 |
All Filings in IOSP
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 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. | ||||||