Innospec Inc.
IOSP- Exchange
- Nasdaq
- Industry
- Chemicals & Allied Products
- SEC CIK
- 0001054905
No open-market purchases or sales by Innospec Inc. insiders were filed in the last 90 days; 281 institutions reported holding it in 13F filings for Q2 2026, worth $2.00B in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Innospec Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 281
- +18 vs. Q1 2026
- Shares held
- 24.6M
- −182.4K (−0.7%) vs. Q1 2026
- Total value
- $2.00B
- +$191.3M (+10.6%) vs. Q1 2026
- New holders
- 45
- 103 more added
- Sold out
- 27
- 97 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IOSP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 281 | $2.00B |
| Q1 2026 | 266 | $1.82B |
| Q4 2025 | 261 | $1.86B |
| Q3 2025 | 266 | $1.85B |
| Q2 2025 | 262 | $2.03B |
| Q1 2025 | 272 | $2.29B |
| Q4 2024 | 262 | $2.66B |
| Q3 2024 | 261 | $2.73B |
| Q2 2024 | 266 | $2.96B |
| Q1 2024 | 239 | $3.10B |
| Q4 2023 | 223 | $2.96B |
| Q3 2023 | 212 | $2.44B |
| Q2 2023 | 205 | $2.39B |
| Q1 2023 | 219 | $2.45B |
| Q4 2022 | 223 | $2.44B |
| Q3 2022 | 193 | $2.03B |
| Q2 2022 | 199 | $2.29B |
| Q1 2022 | 188 | $2.20B |
| Q4 2021 | 184 | $2.14B |
| Q3 2021 | 188 | $1.97B |
| Q2 2021 | 180 | $2.12B |
| Q1 2021 | 180 | $2.42B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Innospec Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Brevan Howard Capital Management LP | 17,540 | $1.43M | 0.02% | −6,896−28.2% | Reduced |
| State of New Jersey Common Pension Fund D | 17,315 | $1.41M | 0.00% | −10,912−38.7% | Reduced |
| Thrivent Financial for Lutherans | 16,174 | $1.32M | 0.00% | −365−2.2% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 14,815 | $1.21M | 0.02% | −18,481−55.5% | Reduced |
| MetLife Investment Management | 14,712 | $1.20M | 0.01% | +581+4.1% | Added |
| Mercer Global Advisors Inc | 14,522 | $1.18M | 0.00% | +6,118+72.8% | Added |
| Gsa Capital Partners LLP | 14,271 | $1.16M | 0.07% | −6,829−32.4% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 13,679 | $1.12M | 0.00% | +5,782+73.2% | Added |
| Schonfeld Strategic Advisors LLC | 13,276 | $1.08M | 0.01% | −12,974−49.4% | Reduced |
| Centiva Capital, LP | 13,234 | $1.08M | 0.04% | −8,407−38.8% | Reduced |
| Illinois Municipal Retirement Fund | 13,043 | $1.06M | 0.01% | −818−5.9% | Reduced |
| Diversified Trust Co | 12,625 | $1.03M | 0.02% | +7,247+134.8% | Added |
| Manufacturers Life Insurance Company, The | 12,070 | $982.4K | 0.00% | +867+7.7% | Added |
| Round Hill Asset Management | 11,974 | $974.6K | 0.61% | 00.0% | Unchanged |
| Fifth Third Bancorp | 11,654 | $948.6K | 0.00% | −828−6.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 11,617 | $945.5K | 0.00% | −25−0.2% | Reduced |
| GWM Advisors LLC | 11,286 | $918.6K | 0.00% | +2,661+30.9% | Added |
| Jacobs Levy Equity Management, Inc | 10,959 | $892.0K | 0.00% | −663−5.7% | Reduced |
| New York State Teachers Retirement System | 10,930 | $890.0K | 0.00% | +2,279+26.3% | Added |
| Louisiana State Employees Retirement System | 10,800 | $879.0K | 0.01% | −200−1.8% | Reduced |
| Squarepoint Ops LLC | 10,379 | $844.7K | 0.00% | −6,107−37.0% | Reduced |
| Horizon Investments, LLC | 10,167 | $827.5K | 0.01% | +211+2.1% | Added |
| Capstone Investment Advisors, LLC | 9,993 | $813.3K | 0.01% | −5,764−36.6% | Reduced |
| EntryPoint Capital, LLC | 9,993 | $813.3K | 0.20% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 9,756 | $794.0K | 0.00% | −3,111−24.2% | Reduced |
| Vanguard Global Advisers, LLC | 9,331 | $759.5K | 0.00% | −462−4.7% | Reduced |
| State of Alaska, Department of Revenue | 9,243 | $752.0K | 0.01% | −4,222−31.4% | Reduced |
| Quadrature Capital Ltd | 8,972 | $730.2K | 0.01% | −3,528−28.2% | Reduced |
| New York State Common Retirement Fund | 8,911 | $725.3K | 0.00% | 00.0% | Unchanged |
| Quantinno Capital Management LP | 8,906 | $724.9K | 0.00% | +3,300+58.9% | Added |
| Entropy Technologies, LP | 8,739 | $711.3K | 0.03% | −11,229−56.2% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 8,605 | $700.4K | 0.00% | +4,078+90.1% | Added |
| CWM Advisors, LLC | 8,302 | $675.7K | 0.03% | +1,269+18.0% | Added |
| Captrust Financial Advisors | 8,113 | $660.3K | 0.00% | +4,513+125.4% | Added |
| Magnetar Financial LLC | 8,039 | $654.3K | 0.01% | +8,039 | New |
| Police & Firemen's Retirement System of New Jersey | 7,489 | $609.5K | 0.00% | +538+7.7% | Added |
| Freestone Grove Partners LP | 7,189 | $585.1K | 0.00% | −3,322−31.6% | Reduced |
| Arizona State Retirement System | 6,868 | $559.0K | 0.00% | +63+0.9% | Added |
| State Board of Administration of Florida Retirement System | 6,727 | $547.5K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 6,632 | $540.0K | 0.00% | −503−7.0% | Reduced |
| Yousif Capital Management, LLC | 6,568 | $534.6K | 0.01% | −51−0.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,419 | $522.4K | 0.00% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 6,340 | $516.0K | 0.01% | −58,342−90.2% | Reduced |
| Teachers Retirement System of the State of Kentucky | 6,230 | $507.0K | 0.00% | 00.0% | Unchanged |
| Man Group plc | 6,151 | $500.6K | 0.00% | −1,941−24.0% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 5,841 | $475.4K | 0.00% | −286−4.7% | Reduced |
| State of Wisconsin Investment Board | 5,688 | $462.9K | 0.00% | +5,688 | New |
| Guggenheim Capital LLC | 5,614 | $456.9K | 0.00% | −1,027−15.5% | Reduced |
| Oregon Public Employees Retirement Fund | 5,591 | $455.1K | 0.00% | −40−0.7% | Reduced |
| Jump Financial, LLC | 5,500 | $447.6K | 0.00% | −20,700−79.0% | Reduced |
| Jain Global LLC | 5,413 | $440.6K | 0.01% | +5,413 | New |
| Vanguard Investments Australia, Ltd. | 5,396 | $439.2K | 0.00% | −2,539−32.0% | Reduced |
| LPL Financial LLC | 5,186 | $422.1K | 0.00% | +276+5.6% | Added |
| Keybank National Association | 5,006 | $407.4K | 0.00% | −577−10.3% | Reduced |
| Gotham Asset Management, LLC | 4,848 | $394.6K | 0.00% | −2,826−36.8% | Reduced |
| Pictet Asset Management Holding SA | 4,708 | $383.2K | 0.00% | 00.0% | Unchanged |
| Headlands Technologies LLC | 4,632 | $377.0K | 0.04% | +1,113+31.6% | Added |
| Indivisible Partners | 4,233 | $344.5K | 0.02% | +365+9.4% | Added |
| Cetera Investment Advisers | 3,845 | $313.0K | 0.00% | −1,470−27.7% | Reduced |
| Colony Group, LLC | 3,783 | $308.0K | 0.00% | +3,783 | New |
| Merit Financial Group, LLC | 3,758 | $305.9K | 0.00% | +3,758 | New |
| Vise Technologies, Inc. | 3,650 | $297.1K | 0.00% | +3,650 | New |
| Aigen Investment Management, LP | 3,647 | $296.8K | 0.08% | −2,942−44.7% | Reduced |
| MQS Management LLC | 3,643 | $296.5K | 0.36% | −19−0.5% | Reduced |
| Susquehanna International Group, LLP | 3,615 | $294.2K | 0.00% | −6,877−65.5% | Reduced |
| Amundi | 3,565 | $290.2K | 0.00% | −5,310−59.8% | Reduced |
| Maryland State Retirement & Pension System | 3,560 | $289.7K | 0.00% | −52−1.4% | Reduced |
| Toroso Investments, LLC | 3,330 | $271.0K | 0.00% | −523−13.6% | Reduced |
| Brighton Jones LLC | 3,235 | $263.3K | 0.00% | +3,235 | New |
| Public Employees Retirement Association of Colorado | 3,018 | $246.0K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 3,015 | $245.4K | 0.02% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 3,014 | $245.3K | 0.00% | +2,711+894.7% | Added |
| ISAM Funds (UK) Ltd | 3,000 | $244.2K | 0.17% | −922−23.5% | Reduced |
| MAI Capital Management | 2,991 | $243.4K | 0.00% | +1,415+89.8% | Added |
| CI Private Wealth, LLC | 2,982 | $242.7K | 0.00% | +2,982 | New |
| Neuberger Berman Group LLC | 2,718 | $221.2K | 0.00% | +2,718 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,609 | $212.3K | 0.00% | +1,993+323.5% | Added |
| Bell & Brown Wealth Advisors, LLC | 2,609 | $212.3K | 0.06% | −2,357−47.5% | Reduced |
| Prelude Capital Management, LLC | 2,587 | $210.6K | 0.02% | +2,587 | New |
| Ethic Inc. | 2,551 | $207.7K | 0.00% | −3,540−58.1% | Reduced |
| Sequoia Financial Advisors, LLC | 2,540 | $206.7K | 0.00% | +2,540 | New |
| Bank of Montreal | 2,515 | $204.7K | 0.00% | +2,515 | New |
| Xponance, Inc. | 2,512 | $204.5K | 0.00% | +2,512 | New |
| Ameritas Investment Partners, Inc. | 2,289 | $186.3K | 0.00% | +190+9.1% | Added |
| Tower Research Capital LLC (TRC) | 2,198 | $178.9K | 0.00% | +296+15.6% | Added |
| Jones Financial Companies LLLP | 1,901 | $157.1K | 0.00% | +786+70.5% | Added |
| Nisa Investment Advisors, LLC | 1,601 | $130.3K | 0.00% | −299−15.7% | Reduced |
| Centaurus Financial, Inc. | 1,444 | $118.0K | 0.00% | +1,444 | New |
| Royal Bank of Canada | 1,382 | $112.0K | 0.00% | +637+85.5% | Added |
| Allworth Financial LP | 1,310 | $106.6K | 0.00% | +380+40.9% | Added |
| Macquarie Group Ltd | 1,270 | $103.4K | 0.00% | +1,270 | New |
| Smartleaf Asset Management LLC | 1,229 | $99.2K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 1,207 | $98.2K | 0.00% | +128+11.9% | Added |
| Ensign Peak Advisors, Inc | 1,059 | $86.2K | 0.00% | −150−12.4% | Reduced |
| Nykredit A/S | 996 | $81.1K | 0.00% | +996 | New |
| Aster Capital Management (DIFC) Ltd | 965 | $78.5K | 0.02% | −665−40.8% | Reduced |
| Murphy & Mullick Capital Management Corp | 962 | $78.3K | 0.05% | 00.0% | Unchanged |
| KBC Group NV | 860 | $70.0K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 837 | $69.0K | 0.04% | +601+254.7% | Added |
| Eurizon Capital SGR S.p.A. | 804 | $65.0K | 0.00% | 00.0% | Unchanged |