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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.

Institutional holdersQ2 2025: 262 institutions
Q1 2021: 180 institutionsQ2 2021: 180 institutionsQ3 2021: 188 institutionsQ4 2021: 184 institutionsQ1 2022: 188 institutionsQ2 2022: 199 institutionsQ3 2022: 193 institutionsQ4 2022: 223 institutionsQ1 2023: 219 institutionsQ2 2023: 205 institutionsQ3 2023: 212 institutionsQ4 2023: 223 institutionsQ1 2024: 239 institutionsQ2 2024: 266 institutionsQ3 2024: 261 institutionsQ4 2024: 262 institutionsQ1 2025: 272 institutionsQ2 2025: 262 institutionsQ3 2025: 266 institutionsQ4 2025: 261 institutionsQ1 2026: 266 institutionsQ2 2026: 281 institutions
Value heldQ2 2025: $2.03B
Q1 2021: $2.42BQ2 2021: $2.12BQ3 2021: $1.97BQ4 2021: $2.14BQ1 2022: $2.20BQ2 2022: $2.29BQ3 2022: $2.03BQ4 2022: $2.44BQ1 2023: $2.45BQ2 2023: $2.39BQ3 2023: $2.44BQ4 2023: $2.96BQ1 2024: $3.10BQ2 2024: $2.96BQ3 2024: $2.73BQ4 2024: $2.66BQ1 2025: $2.29BQ2 2025: $2.03BQ3 2025: $1.85BQ4 2025: $1.86BQ1 2026: $1.82BQ2 2026: $2.00B
Institutions holding IOSP and their total value by quarter
QuarterHoldersValue
Q2 2026281$2.00B
Q1 2026266$1.82B
Q4 2025261$1.86B
Q3 2025266$1.85B
Q2 2025262$2.03B
Q1 2025272$2.29B
Q4 2024262$2.66B
Q3 2024261$2.73B
Q2 2024266$2.96B
Q1 2024239$3.10B
Q4 2023223$2.96B
Q3 2023212$2.44B
Q2 2023205$2.39B
Q1 2023219$2.45B
Q4 2022223$2.44B
Q3 2022193$2.03B
Q2 2022199$2.29B
Q1 2022188$2.20B
Q4 2021184$2.14B
Q3 2021188$1.97B
Q2 2021180$2.12B
Q1 2021180$2.42B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Innospec Inc.; share changes are against Q1 2025.

Institutions holding IOSP in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
State of Wyoming801$67.4K0.01%+173+27.5%Added
MAI Capital Management794$66.8K0.00%+35+4.6%Added
Smartleaf Asset Management LLC751$63.3K0.01%−678−47.4%Reduced
Ronald Blue Trust, Inc.672$56.5K0.00%+186+38.3%Added
Sterling Capital Management LLC647$54.4K0.00%+562+661.2%Added
Signaturefd, LLC604$50.8K0.00%−64−9.6%Reduced
Danske Bank A/S600$50.5K0.00%+300+100.0%Added
EverSource Wealth Advisors, LLC529$44.5K0.00%+487+1,159.5%Added
DekaBank Deutsche Girozentrale515$43.0K0.00%00.0%Unchanged
Caitong International Asset Management Co., Ltd496$41.7K0.03%−786−61.3%Reduced
Allworth Financial LP449$37.8K0.00%+9+2.0%Added
TSFG, LLC370$31.0K0.01%00.0%Unchanged
Covestor Ltd333$28.0K0.02%−654−66.3%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.332$28.0K0.00%+332New
Advisor Group Holdings, Inc.280$23.6K0.00%−317−53.1%Reduced
GAMMA Investing LLC228$19.2K0.00%−126−35.6%Reduced
Jones Financial Companies LLLP209$17.6K0.00%−12−5.4%Reduced
Crews Bank & Trust200$16.8K0.00%00.0%Unchanged
Westside Investment Management, Inc.199$16.7K0.00%00.0%Unchanged
Barrow Hanley Mewhinney & Strauss LLC157$13.2K0.00%+157New
Farther Finance Advisors, LLC135$11.4K0.00%−12−8.2%Reduced
Versant Capital Management, Inc114$9.59K0.00%+76+200.0%Added
SRS Capital Advisors, Inc.105$8.83K0.00%−60−36.4%Reduced
Rise Advisors, LLC103$8.66K0.00%00.0%Unchanged
Essential Partners LLC102$8.58K0.00%+102New
Clearstead Advisors, LLC98$8.24K0.00%−54−35.5%Reduced
Umb Bank N A89$7.48K0.00%+15+20.3%Added
Bessemer Group Inc87$7.00K0.00%−359−80.5%Reduced
Harbor Capital Advisors, Inc.87$7.00K0.00%+15+20.8%Added
Harbour Investments, Inc.67$5.63K0.00%00.0%Unchanged
Private Wealth Asset Management, LLC63$5.30K0.00%00.0%Unchanged
Fifth Third Bancorp62$5.21K0.00%+15+31.9%Added
True Wealth Design, LLC59$4.96K0.00%+59New
IFP Advisors, Inc59$4.96K0.00%+37+168.2%Added
Optiver Holding B.V.50$4.20K0.00%−29−36.7%Reduced
Private Wealth Management Group, LLC43$3.62K0.00%+43New
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.42$3.53K0.00%00.0%Unchanged
Rothschild Investment LLC35$2.94K0.00%+10+40.0%Added
Parallel Advisors, LLC32$2.69K0.00%−68−68.0%Reduced
Kestra Investment Management, LLC25$2.31K0.00%+6+31.6%Added
Hantz Financial Services, Inc.20$2.00K0.00%+20New
Parkside Financial Bank & Trust23$1.94K0.00%+9+64.3%Added
Skopos Labs, Inc.22$1.85K0.00%+20+1,000.0%Added
Geneos Wealth Management Inc.21$1.77K0.00%−36−63.2%Reduced
Quarry LP21$1.77K0.00%+21New
Farmers & Merchants Investments Inc18$1.51K0.00%00.0%Unchanged
Larson Financial Group LLC16$1.34K0.00%+13+433.3%Added
Hemington Wealth Management14$1.00K0.00%−16−53.3%Reduced
NewSquare Capital LLC10$8410.00%+10New
First Horizon Advisors, Inc.9$7570.00%−53−85.5%Reduced
WPG Advisers, LLC8$6730.00%−1−11.1%Reduced
Bare Financial Services, Inc6$5050.00%−12−66.7%Reduced
Fortitude Family Office, LLC6$5050.00%+6New
DiNuzzo Private Wealth, Inc.4$3370.00%00.0%Unchanged
JFS Wealth Advisors, LLC3$2530.00%−17−85.0%Reduced
Huntington National Bank3$2520.00%00.0%Unchanged
Assetmark, Inc3$2520.00%00.0%Unchanged
Abound Wealth Management2$1690.00%00.0%Unchanged
HFM Investment Advisors, LLC2$1680.00%+1+100.0%Added
Rialto Wealth Management, LLC1$850.00%+1New
SBI Securities Co., Ltd.1$840.00%00.0%Unchanged
Parkworth Wealth Management, Inc.1$840.00%00.0%Unchanged
Wasatch Advisors Inc0$00.00%−528,144−100.0%Sold out
Financial Harvest, LLC0$00.00%−433,843−100.0%Sold out
Corebridge Financial, Inc.0$00.00%−13,018−100.0%Sold out
Healthcare of Ontario Pension Plan Trust Fund0$00.00%−13,000−100.0%Sold out
AMG National Trust Bank0$00.00%−11,614−100.0%Sold out
B. Metzler seel. Sohn & Co. AG0$00.00%−11,559−100.0%Sold out
Virtu Financial LLC0$00.00%−8,297−100.0%Sold out
Centiva Capital, LP0$00.00%−7,320−100.0%Sold out
Magnetar Financial LLC0$00.00%−7,181−100.0%Sold out
Gotham Asset Management, LLC0$00.00%−5,617−100.0%Sold out
Scientech Research LLC0$00.00%−5,612−100.0%Sold out
Hancock Whitney Corp0$00.00%−5,435−100.0%Sold out
Bailard, Inc.0$00.00%−4,500−100.0%Sold out
Inceptionr LLC0$00.00%−4,279−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−3,729−100.0%Sold out
Allianz Asset Management GmbH0$00.00%−3,644−100.0%Sold out
Aster Capital Management (DIFC) Ltd0$00.00%−3,266−100.0%Sold out
Stifel Financial Corp0$00.00%−3,250−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−2,999−100.0%Sold out
Ethic Inc.0$00.00%−2,922−100.0%Sold out
Lido Advisors, LLC0$00.00%−2,482−100.0%Sold out
CI Private Wealth, LLC0$00.00%−2,276−100.0%Sold out
Crossmark Global Holdings, Inc.0$00.00%−2,250−100.0%Sold out
Stonegate Investment Group, LLC0$00.00%−2,208−100.0%Sold out
Baird Financial Group, Inc.0$00.00%−2,170−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−397−100.0%Sold out
CIBC Private Wealth Group, LLC0$00.00%−450−100.0%Sold out
Coldstream Capital Management Inc0$00.00%−198−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−192−100.0%Sold out
Boston Private Wealth LLC0$00.00%−166−100.0%Sold out
Macquarie Group Ltd0$00.00%−97−100.0%Sold out
Hexagon Capital Partners LLC0$00.00%−46−100.0%Sold out
Bell Investment Advisors, Inc0$00.00%−40−100.0%Sold out
High Note Wealth, LLC0$00.00%−37−100.0%Sold out
Sierra Ocean, LLC0$00.00%−10−100.0%Sold out
Principal Securities, Inc.0$00.00%−8−100.0%Sold out
SJS Investment Consulting Inc.0$00.00%−6−100.0%Sold out
CVA Family Office, LLC0$00.00%−5−100.0%Sold out