CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in IOSP — Innospec Inc.
CIK 884546
SAN FRANCISCO, CA
Position in IOSP
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$28,947,004
+$2,230,885 QoQ
Shares Held
355,658
-2.8% QoQ
Ownership
1.44%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#15
of 282 holders
Holding Since
Mar 2020
26 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, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $6,101,263,300 across 48 Specialty Chemicals names. IOSP ranks #29 (0.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LIN |
Linde PLC
|
4,079,179 | $2,116,849,149 | |
| 2 | SHW |
Sherwin Williams Co
|
1,824,364 | $628,165,011 | |
| 3 | ECL |
Ecolab Inc.
|
2,249,728 | $626,796,717 | |
| 4 | APD |
Air Products & Chemicals, Inc.
|
1,410,715 | $413,593,422 | |
| 5 | PPG |
Ppg Industries Inc
|
3,051,771 | $370,149,303 | |
| 6 | ALB |
Albemarle Corp
|
1,126,909 | $152,166,522 | |
| 7 | SOLS |
Solstice Advanced Materials Inc.
|
1,666,024 | $147,609,725 | |
| 8 | IFF |
International Flavors & Fragrances Inc
|
1,842,468 | $145,960,314 |
All Filings in IOSP
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $28,947,004 | 355,658 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $26,716,119 | 365,874 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $28,590,751 | 373,540 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $27,823,124 | 360,590 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $29,950,923 | 356,177 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $33,608,393 | 354,706 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $38,804,624 | 352,577 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $38,057,272 | 336,522 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $40,172,064 | 325,043 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $40,787,074 | 316,326 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $37,895,067 | 307,490 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $30,520,497 | 298,635 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $28,776,060 | 286,500 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $28,939,182 | 281,866 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $28,814,480 | 280,133 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $24,173,675 | 282,172 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $26,557,106 | 277,243 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $24,792,201 | 267,879 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $23,185,128 | 256,643 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $20,645,690 | 245,140 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $21,338,926 | 235,503 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $23,240,903 | 226,321 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $19,995,803 | 220,388 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $13,665,152 | 215,811 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $18,529,725 | 239,867 | Shares | Sole | 2020-08-20 | |
| 2020-03-31 | $17,164,933 | 247,013 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||