IOSP · Innospec Inc.
$93.85
-0.07 (-0.07%)
At close · Aug 14
View the 10-K filed Feb 18, 2026
Customer concentration
— top customer 13.6% of revenue
One customer — 13.6% of revenue (2023)
“In 2023, the Company had a significant customer in the Oilfield Services segment which accounted for $265.2 million and 13.6% of the group's net sales.”
Market Cap
$2.31B
Shares
24.63M
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding IOSP
424 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | AAXJ | 1,476,928 | $113,044,069 | 0.13% | Long | 2025-12-31 | |
| Allspring Special Small Cap Value Fund | — | 1,507,741 | $110,095,248 | 3.53% | Long | 2026-03-31 | |
| iShares Core S&P Small-Cap ETF | — | 1,487,014 | $108,581,762 | 0.12% | Long | 2026-03-31 | |
| VANGUARD TOTAL STOCK MARKET INDEX FUND | VB | 783,962 | $60,004,451 | 0.00% | Long | 2025-12-31 | |
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 794,092 | $57,984,598 | 0.00% | Long | 2026-03-31 | |
| iShares Russell 2000 ETF | AAXJ | 616,026 | $47,150,630 | 0.06% | Long | 2025-12-31 | |
| Victory Sycamore Small Company Opportunity Fund | — | 625,000 | $45,637,500 | 1.03% | Long | 2026-03-31 | |
| iShares Russell 2000 ETF | — | 599,518 | $43,776,804 | 0.06% | Long | 2026-03-31 | |
| VANGUARD SMALL-CAP INDEX FUND | VB | 561,152 | $42,950,574 | 0.03% | Long | 2025-12-31 | |
| VANGUARD SMALL-CAP INDEX FUND | — | 571,277 | $41,714,647 | 0.03% | Long | 2026-03-31 | |
| VANGUARD SMALL-CAP VALUE INDEX FUND | VB | 362,535 | $27,748,429 | 0.05% | Long | 2025-12-31 | |
| VANGUARD SMALL-CAP VALUE INDEX FUND | — | 363,762 | $26,561,901 | 0.04% | Long | 2026-03-31 | |
| Brighthouse Small Cap Value Portfolio | — | 313,378 | $22,882,862 | 3.25% | Long | 2026-03-31 | |
| VANGUARD EXTENDED MARKET INDEX FUND | VB | 267,187 | $20,450,493 | 0.02% | Long | 2025-12-31 | |
| VANGUARD EXTENDED MARKET INDEX FUND | — | 276,667 | $20,202,224 | 0.02% | Long | 2026-03-31 | |
| Fidelity Small Cap Index Fund | FSTB | 240,406 | $19,645,978 | 0.07% | Long | 2026-01-31 | |
| Fidelity Small Cap Index Fund | — | 246,226 | $18,777,195 | 0.06% | Long | 2026-04-30 | |
| College Retirement Equities Fund - Total Global Stock Account | — | 253,615 | $18,518,967 | 0.01% | Long | 2026-03-31 | |
| iShares S&P Small-Cap 600 Value ETF | AAXJ | 232,555 | $17,799,760 | 0.26% | Long | 2025-12-31 | |
| iShares S&P Small-Cap 600 Value ETF | — | 241,916 | $17,664,706 | 0.23% | Long | 2026-03-31 | |
| State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF | BWX | 220,779 | $16,898,425 | 0.13% | Long | 2025-12-31 | |
| State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF | — | 227,237 | $16,592,846 | 0.12% | Long | 2026-03-31 | |
| iShares Russell 2000 Value ETF | AAXJ | 204,548 | $15,656,104 | 0.13% | Long | 2025-12-31 | |
| U.S. Targeted Value Portfolio | — | 204,346 | $15,583,426 | 0.10% | Long | 2026-04-30 | |
| iShares Russell 2000 Value ETF | — | 201,297 | $14,698,707 | 0.12% | Long | 2026-03-31 | |
| U.S. SMALL CAP VALUE PORTFOLIO | — | 185,977 | $14,182,606 | 0.08% | Long | 2026-04-30 | |
| Dimensional U.S. Targeted Value ETF | DCOR | 164,295 | $13,426,187 | 0.10% | Long | 2026-01-31 | |
| VANGUARD TAX-MANAGED SMALL-CAP FUND | VEA | 166,911 | $12,775,368 | 0.14% | Long | 2025-12-31 | |
| Dimensional U.S. Targeted Value ETF | — | 164,484 | $12,543,550 | 0.09% | Long | 2026-04-30 | |
| VANGUARD TAX-MANAGED SMALL-CAP FUND | — | 166,911 | $12,187,841 | 0.13% | Long | 2026-03-31 | |
| Brown Advisory Small-Cap Fundamental Value Fund | — | 161,871 | $11,819,820 | 1.10% | Long | 2026-03-31 | |
| VANGUARD DIVIDEND APPRECIATION INDEX FUND | VIG | 136,582 | $11,161,481 | 0.01% | Long | 2026-01-31 | |
| Westwood SmallCap Fund | CAMX | 121,601 | $11,018,267 | 1.00% | Long | 2021-10-31 | |
| Nuveen Quant Small Cap Equity Fund | — | 142,510 | $10,867,813 | 0.28% | Long | 2026-04-30 | |
| State Street(R) SPDR(R) S & P 600(TM) Small Cap Value ETF | BWX | 141,428 | $10,824,899 | 0.27% | Long | 2025-12-31 | |
| Fidelity Extended Market Index Fund | — | 128,150 | $10,628,761 | 0.02% | Long | 2026-05-31 | |
| VANGUARD DIVIDEND APPRECIATION INDEX FUND | — | 139,088 | $10,606,851 | 0.01% | Long | 2026-04-30 | |
| VANGUARD RUSSELL 2000 INDEX FUND | — | 127,602 | $10,583,310 | 0.06% | Long | 2026-05-31 | |
| WESTWOOD QUALITY SMALLCAP FUND | QVOY | 127,817 | $10,445,205 | 1.08% | Long | 2026-01-31 | |
| Schwab U.S. Small-Cap ETF | — | 118,809 | $9,854,018 | 0.04% | Long | 2026-05-31 | |
| State Street(R) SPDR(R) S & P 600(TM) Small Cap Value ETF | — | 128,815 | $9,406,071 | 0.23% | Long | 2026-03-31 | |
| VANGUARD RUSSELL 2000 INDEX FUND | BNDW | 123,402 | $9,225,534 | 0.06% | Long | 2025-11-30 | |
| Schwab U.S. Small-Cap ETF | FNDA | 119,347 | $8,922,382 | 0.05% | Long | 2025-11-30 | |
| Schwab Fundamental U.S. Small Company ETF | — | 105,322 | $8,735,407 | 0.10% | Long | 2026-05-31 | |
| Schwab Fundamental U.S. Small Company ETF | FNDA | 112,614 | $8,419,023 | 0.09% | Long | 2025-11-30 | |
| U.S. SMALL CAP PORTFOLIO | — | 109,683 | $8,364,426 | 0.04% | Long | 2026-04-30 | |
| VANGUARD HIGH DIVIDEND YIELD INDEX FUND | VIGI | 99,299 | $8,114,714 | 0.01% | Long | 2026-01-31 | |
| Dimensional US Small Cap Value ETF | — | 102,945 | $7,850,586 | 0.10% | Long | 2026-04-30 | |
| Nuveen Multi Cap Value Fund | — | 106,975 | $7,811,315 | 0.74% | Long | 2026-03-31 | |
| Janus Henderson Small Cap Value Fund | — | 105,607 | $7,711,423 | 0.66% | Long | 2026-03-31 |
Showing 1–50 of 424 positions