Position in IOSP
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$296,829
-$184,299 QoQ
Shares Held
3,647
-44.7% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#162
of 280 holders
Holding Since
Sep 2020
11 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, 2026Aigen Investment Management, LP holds $4,855,299 across 7 Specialty Chemicals names. IOSP ranks #5 (6.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APD |
Air Products & Chemicals, Inc.
|
9,398 | $2,755,305 | |
| 2 | NEU |
Newmarket Corp
|
757 | $598,968 | |
| 3 | LYB |
LyondellBasell Industries N.V.
|
7,052 | $371,287 | |
| 4 | AVNT |
Avient Corp
|
8,187 | $302,591 | |
| 5 | IOSP |
Innospec Inc.
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|
3,647 | $296,829 | |
| 6 | SHW |
Sherwin Williams Co
|
799 | $275,111 | |
| 7 | WLK |
Westlake Corp
|
3,496 | $255,208 |
All Filings in IOSP
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11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $296,829 | 3,647 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $481,128 | 6,589 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $228,089 | 2,980 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $520,289 | 6,743 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $540,025 | 6,422 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $365,640 | 3,859 | Shares | Sole | 2025-05-12 | |
| 2021-09-30 | $273,209 | 3,244 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $291,039 | 3,212 | Shares | Sole | 2021-08-10 | |
| 2021-03-31 | $333,639 | 3,249 | Shares | Sole | 2021-05-11 | |
| 2020-12-31 | $483,318 | 5,327 | Shares | Sole | 2021-02-12 | |
| 2020-09-30 | $397,396 | 6,276 | Shares | Sole | 2020-11-06 | |
| No filing history on record for this holder in this stock. | ||||||