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 2025
Institutional positions in Innospec Inc. as of Jun 30, 2025. 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
- 262
- −9 vs. Q1 2025
- Shares held
- 24.0M
- −458.5K (−1.9%) vs. Q1 2025
- Total value
- $2.03B
- −$263.2M (−11.5%) vs. Q1 2025
- New holders
- 31
- 110 more added
- Sold out
- 40
- 86 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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 2025
Shares, value and share of portfolio for each institution holding Innospec Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Edgestream Partners, L.P. | 47,068 | $3.96M | 0.11% | −22,971−32.8% | Reduced |
| Balyasny Asset Management LLC | 47,239 | $3.97M | 0.01% | +11,238+31.2% | Added |
| Swiss National Bank | 48,003 | $4.04M | 0.00% | −300−0.6% | Reduced |
| Wells Fargo & Company | 48,246 | $4.06M | 0.00% | −4,970−9.3% | Reduced |
| SG Americas Securities, LLC | 50,924 | $4.28M | 0.02% | +48,349+1,877.6% | Added |
| Barclays PLC | 51,510 | $4.33M | 0.00% | +15,023+41.2% | Added |
| Kirr Marbach & Co LLC | 54,335 | $4.57M | 0.90% | −24,731−31.3% | Reduced |
| SEI Investments Co | 55,472 | $4.66M | 0.01% | +6,871+14.1% | Added |
| American Century Companies Inc | 55,861 | $4.70M | 0.00% | +8,316+17.5% | Added |
| ExodusPoint Capital Management, LP | 56,808 | $4.78M | 0.06% | +45,845+418.2% | Added |
| Trexquant Investment LP | 59,424 | $5.00M | 0.06% | −922−1.5% | Reduced |
| Teacher Retirement System of Texas | 60,010 | $5.05M | 0.02% | +53,809+867.7% | Added |
| Numerai GP LLC | 62,892 | $5.29M | 0.76% | +62,892 | New |
| Legal & General Group Plc | 69,673 | $5.86M | 0.00% | +943+1.4% | Added |
| Hotchkis & Wiley Capital Management LLC | 70,235 | $5.91M | 0.02% | +9,690+16.0% | Added |
| Raymond James Financial Inc | 70,675 | $5.94M | 0.00% | −116,541−62.2% | Reduced |
| AQR Capital Management LLC | 72,024 | $6.06M | 0.01% | +57,706+403.0% | Added |
| Leeward Investments, LLC - MA | 73,734 | $6.20M | 0.33% | −2,705−3.5% | Reduced |
| ProShare Advisors LLC | 75,056 | $6.31M | 0.01% | +69,185+1,178.4% | Added |
| Mutual of America Capital Management LLC | 77,255 | $6.50M | 0.07% | +73,622+2,026.5% | Added |
| Panagora Asset Management Inc | 79,158 | $6.66M | 0.03% | +60+0.1% | Added |
| Gendell Jeffrey L | 79,781 | $6.71M | 0.18% | +2,534+3.3% | Added |
| Two Sigma Advisers, LP | 80,500 | $6.77M | 0.01% | +42,200+110.2% | Added |
| Rhumbline Advisers | 81,481 | $6.85M | 0.01% | +3,721+4.8% | Added |
| Public Sector Pension Investment Board | 84,959 | $7.14M | 0.03% | +5,838+7.4% | Added |
| Ameriprise Financial Inc | 85,277 | $7.17M | 0.00% | +19,190+29.0% | Added |
| Citadel Advisors LLC | 94,576 | $7.95M | 0.01% | +19,432+25.9% | Added |
| Goldman Sachs Group Inc | 104,671 | $8.80M | 0.00% | −27,728−20.9% | Reduced |
| UBS Group AG | 106,269 | $8.94M | 0.00% | +24,404+29.8% | Added |
| Jane Street Group, LLC | 117,199 | $9.86M | 0.02% | +21,956+23.1% | Added |
| Segall Bryant & Hamill, LLC | 118,161 | $9.94M | 0.14% | +20,220+20.6% | Added |
| UBS Asset Management Americas Inc | 125,164 | $10.5M | 0.00% | +23,391+23.0% | Added |
| Norges Bank | 133,545 | $11.2M | 0.00% | +27,856+26.4% | Added |
| Principal Financial Group Inc | 137,216 | $11.5M | 0.01% | +4,723+3.6% | Added |
| Two Sigma Investments, LP | 138,239 | $11.6M | 0.02% | +59,793+76.2% | Added |
| Renaissance Technologies LLC | 146,600 | $12.3M | 0.02% | +19,700+15.5% | Added |
| Voya Investment Management LLC | 147,338 | $12.4M | 0.01% | −179,951−55.0% | Reduced |
| Voloridge Investment Management, LLC | 160,163 | $13.5M | 0.05% | −29,623−15.6% | Reduced |
| D. E. Shaw & Co., Inc. | 171,738 | $14.4M | 0.01% | +72,662+73.3% | Added |
| Cubist Systematic Strategies, LLC | 219,088 | $18.4M | 0.20% | +88,661+68.0% | Added |
| Invesco Ltd. | 223,763 | $18.8M | 0.00% | −26,114−10.5% | Reduced |
| Bank of New York Mellon Corp | 231,007 | $19.4M | 0.00% | +2,268+1.0% | Added |
| Janus Henderson Group PLC | 255,419 | $21.5M | 0.01% | −219,099−46.2% | Reduced |
| Morgan Stanley | 263,835 | $22.2M | 0.00% | +24,640+10.3% | Added |
| Bank of America Corp | 295,498 | $24.8M | 0.00% | +51,812+21.3% | Added |
| Nuveen, LLC | 296,012 | $24.9M | 0.01% | −157,453−34.7% | Reduced |
| Northern Trust Corp | 302,502 | $25.4M | 0.00% | −15,804−5.0% | Reduced |
| Qube Research & Technologies Ltd | 306,761 | $25.8M | 0.04% | +128,544+72.1% | Added |
| JPMorgan Chase & Co | 321,164 | $27.0M | 0.00% | +48,152+17.6% | Added |
| Millennium Management LLC | 350,005 | $29.4M | 0.03% | +179,591+105.4% | Added |
| Charles Schwab Investment Management Inc | 356,177 | $30.0M | 0.01% | +1,471+0.4% | Added |
| Westwood Holdings Group Inc. | 412,310 | $34.7M | 0.25% | +29,900+7.8% | Added |
| Brown Advisory Inc | 426,544 | $35.9M | 0.05% | +97,129+29.5% | Added |
| Royce & Associates LP | 627,502 | $52.8M | 0.54% | −26,134−4.0% | Reduced |
| Geode Capital Management, LLC | 719,598 | $60.5M | 0.00% | +14,463+2.1% | Added |
| First Trust Advisors LP | 802,504 | $67.5M | 0.05% | −89,649−10.0% | Reduced |
| Victory Capital Management Inc | 958,486 | $80.6M | 0.05% | −147,996−13.4% | Reduced |
| State Street Corp | 970,225 | $81.6M | 0.00% | −41,216−4.1% | Reduced |
| Dimensional Fund Advisors LP | 1,168,925 | $98.3M | 0.02% | +10,908+0.9% | Added |
| Allspring Global Investments Holdings, LLC | 2,483,185 | $216.2M | 0.36% | +78,360+3.3% | Added |
| Vanguard Group Inc | 3,162,941 | $266.0M | 0.00% | −47,827−1.5% | Reduced |
| BlackRock, Inc. | 3,662,412 | $308.0M | 0.01% | −85,314−2.3% | Reduced |
| Wasatch Advisors Inc | 0 | $0 | 0.00% | −528,144−100.0% | Sold out |
| Financial Harvest, LLC | 0 | $0 | 0.00% | −433,843−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −13,018−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −13,000−100.0% | Sold out |
| AMG National Trust Bank | 0 | $0 | 0.00% | −11,614−100.0% | Sold out |
| B. Metzler seel. Sohn & Co. AG | 0 | $0 | 0.00% | −11,559−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −8,297−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −7,320−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −7,181−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −5,617−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −5,612−100.0% | Sold out |
| Hancock Whitney Corp | 0 | $0 | 0.00% | −5,435−100.0% | Sold out |
| Bailard, Inc. | 0 | $0 | 0.00% | −4,500−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −4,279−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −3,729−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −3,644−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −3,266−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −3,250−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −2,999−100.0% | Sold out |
| Ethic Inc. | 0 | $0 | 0.00% | −2,922−100.0% | Sold out |
| Lido Advisors, LLC | 0 | $0 | 0.00% | −2,482−100.0% | Sold out |
| CI Private Wealth, LLC | 0 | $0 | 0.00% | −2,276−100.0% | Sold out |
| Crossmark Global Holdings, Inc. | 0 | $0 | 0.00% | −2,250−100.0% | Sold out |
| Stonegate Investment Group, LLC | 0 | $0 | 0.00% | −2,208−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −2,170−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −397−100.0% | Sold out |
| CIBC Private Wealth Group, LLC | 0 | $0 | 0.00% | −450−100.0% | Sold out |
| Coldstream Capital Management Inc | 0 | $0 | 0.00% | −198−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −192−100.0% | Sold out |
| Boston Private Wealth LLC | 0 | $0 | 0.00% | −166−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −97−100.0% | Sold out |
| Hexagon Capital Partners LLC | 0 | $0 | 0.00% | −46−100.0% | Sold out |
| Bell Investment Advisors, Inc | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| High Note Wealth, LLC | 0 | $0 | 0.00% | −37−100.0% | Sold out |
| Sierra Ocean, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| SJS Investment Consulting Inc. | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| CVA Family Office, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |