Position in IOSP
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,643,898
+$165,988 QoQ
Shares Held
22,513
+16.6% QoQ
Ownership
0.091%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2024
9 quarters on record
Voting authority
Sole 0.8261893128414693.ToString("F0")%
Shared 76.15155687824813.ToString("F0")%
None 23.022253808910406.ToString("F0")%
Common Shares in IOSP Over Time
Shares Held
Position Value (USD)
Position in Specialty Chemicals
Basic Materials · as of Mar 31, 2026Cerity Partners LLC holds $326,475,951 across 32 Specialty Chemicals names. IOSP ranks #19 (0.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LIN |
Linde PLC
|
147,861 | $73,303,568 | |
| 2 | ECL |
Ecolab Inc.
|
240,449 | $63,964,242 | |
| 3 | SHW |
Sherwin Williams Co
|
109,900 | $35,228,443 | |
| 4 | APD |
Air Products & Chemicals, Inc.
|
101,487 | $29,480,958 | |
| 5 | DD |
DuPont de Nemours, Inc.
|
205,052 | $28,174,144 | |
| 6 | EMN |
Eastman Chemical Co
|
154,327 | $11,778,235 | |
| 7 | LYB |
LyondellBasell Industries N.V.
|
137,225 | $11,054,845 | |
| 8 | RPM |
Rpm International Inc/De/
|
91,708 | $9,115,773 |
All Filings in IOSP
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9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,643,898 | 22,513 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $1,477,910 | 19,309 | Shares | Defined | 2026-02-11 | |
| 2025-09-30 | $1,623,600 | 21,042 | Shares | Other | 2025-10-22 | |
| 2025-06-30 | $1,247,306 | 14,833 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $1,252,405 | 13,218 | Shares | Sole | 2025-04-30 | |
| 2024-12-31 | $1,457,964 | 13,247 | Shares | Other | 2025-02-13 | |
| 2024-09-30 | $1,545,261 | 13,664 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $397,836 | 3,219 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $2,286,621 | 17,734 | Shares | Defined | 2024-05-14 | |
| No filing history on record for this holder in this stock. | ||||||