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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, Q4 2024

Institutional positions in Innospec Inc. as of Dec 31, 2024. 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
+5 vs. Q3 2024
Shares held
24.2M
+334.8K (+1.4%) vs. Q3 2024
Total value
$2.66B
−$41.2M (−1.5%) vs. Q3 2024
New holders
35
94 more added
Sold out
30
92 more reduced

4 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 holdersQ4 2024: 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 heldQ4 2024: $2.66B
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, Q4 2024

Shares, value and share of portfolio for each institution holding Innospec Inc.; share changes are against Q3 2024.

Institutions holding IOSP in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.3,907,947$430.1M0.01%+11,506+0.3%Added
Vanguard Group Inc3,180,737$350.1M0.01%+7,100+0.2%Added
Allspring Global Investments Holdings, LLC2,385,807$256.8M0.41%−19,963−0.8%Reduced
Wasatch Advisors Inc1,580,115$173.9M0.86%−225,431−12.5%Reduced
Dimensional Fund Advisors LP1,158,583$127.5M0.03%−18,876−1.6%Reduced
State Street Corp1,035,554$114.0M0.00%+39,273+3.9%Added
Victory Capital Management Inc922,220$101.5M0.10%+14,188+1.6%Added
Royce & Associates LP777,711$85.6M0.79%−57,622−6.9%Reduced
Geode Capital Management, LLC692,071$76.2M0.01%+14,788+2.2%Added
Pacer Advisors, Inc.485,706$53.5M0.12%+485,706New
Nuveen Asset Management, LLC471,104$51.8M0.01%−9,954−2.1%Reduced
Janus Henderson Group PLC467,938$51.5M0.03%+4,527+1.0%Added
Invesco Ltd.452,159$49.8M0.01%−36,833−7.5%Reduced
First Trust Advisors LP429,921$47.3M0.04%−35,377−7.6%Reduced
Charles Schwab Investment Management Inc352,577$38.8M0.01%+16,055+4.8%Added
Northern Trust Corp327,476$36.0M0.01%+15,912+5.1%Added
JPMorgan Chase & Co312,880$34.4M0.00%+46,192+17.3%Added
Westwood Holdings Group Inc.298,096$32.8M0.25%+3,352+1.1%Added
Morgan Stanley237,877$26.2M0.00%−16,877−6.6%Reduced
Bank of New York Mellon Corp237,616$26.2M0.00%+2,633+1.1%Added
Bank of America Corp233,454$25.7M0.00%+7,239+3.2%Added
Voya Investment Management LLC200,539$22.1M0.02%+500.0%Added
Raymond James Financial Inc190,736$21.0M0.01%+190,736New
Bessemer Group Inc145,575$16.0M0.03%+5,086+3.6%Added
Telemark Asset Management, LLC140,000$15.4M1.54%00.0%Unchanged
SEI Investments Co139,173$15.3M0.02%−5,606−3.9%Reduced
Principal Financial Group Inc129,448$14.2M0.01%+4,376+3.5%Added
Goldman Sachs Group Inc124,385$13.7M0.00%−24,198−16.3%Reduced
Norges Bank102,779$11.3M0.00%+1,913+1.9%Added
Segall Bryant & Hamill, LLC100,675$11.1M0.15%+15,925+18.8%Added
Gendell Jeffrey L95,317$10.5M0.33%−18,010−15.9%Reduced
Qube Research & Technologies Ltd93,170$10.3M0.02%−24,888−21.1%Reduced
UBS Asset Management Americas Inc89,018$9.80M0.00%+12,825+16.8%Added
UBS Group AG84,672$9.32M0.00%+68,129+411.8%Added
Leeward Investments, LLC - MA80,030$8.81M0.44%−5,974−6.9%Reduced
Panagora Asset Management Inc79,072$8.70M0.04%+826+1.1%Added
Kirr Marbach & Co LLC77,696$8.55M1.85%−747−1.0%Reduced
Legal & General Group Plc71,649$7.89M0.00%+1,909+2.7%Added
Rhumbline Advisers71,158$7.83M0.01%−310.0%Reduced
Weiss Asset Management LP69,735$7.68M0.18%+69,735New
Ameriprise Financial Inc69,578$7.66M0.00%+778+1.1%Added
Public Sector Pension Investment Board62,128$6.84M0.03%+9,171+17.3%Added
Hotchkis & Wiley Capital Management LLC61,305$6.75M0.02%+7,700+14.4%Added
Teacher Retirement System of Texas56,981$6.27M0.02%−3,360−5.6%Reduced
Wells Fargo & Company55,702$6.13M0.00%+3,696+7.1%Added
Huber Capital Management LLC49,135$5.41M1.08%+2,900+6.3%Added
Swiss National Bank49,103$5.40M0.00%+400+0.8%Added
Moran Wealth Management, LLC48,164$5.30M0.17%+552+1.2%Added
Barclays PLC45,660$5.03M0.00%+1,101+2.5%Added
Bridgeway Capital Management, LLC43,800$4.82M0.11%00.0%Unchanged
Cubist Systematic Strategies, LLC43,647$4.80M0.08%+25,533+141.0%Added
ZWJ Investment Counsel Inc43,426$4.78M0.20%+279+0.6%Added
Voloridge Investment Management, LLC42,460$4.67M0.02%−15,244−26.4%Reduced
D. E. Shaw & Co., Inc.38,032$4.19M0.00%+24,863+188.8%Added
Thrivent Financial for Lutherans37,458$4.12M0.01%−22,144−37.2%Reduced
American Century Companies Inc37,236$4.10M0.00%+12,084+48.0%Added
Bahl & Gaynor Inc35,956$3.96M0.02%−1,944−5.1%Reduced
Citigroup Inc35,177$3.87M0.00%+2,984+9.3%Added
Algert Global LLC34,215$3.77M0.09%−17,297−33.6%Reduced
Great West Life Assurance Co31,206$3.43M0.01%−2,065−6.2%Reduced
Royal Bank of Canada31,036$3.42M0.00%−4,418−12.5%Reduced
Ingalls & Snyder LLC28,868$3.18M0.13%00.0%Unchanged
Alliancebernstein L.P.28,353$3.12M0.00%+230+0.8%Added
Envestnet Asset Management Inc27,554$3.03M0.00%+3,578+14.9%Added
Prudential Financial Inc25,369$3.02M0.00%−332−1.3%Reduced
Burney Co27,435$3.02M0.11%+27,435New
Jacobs Levy Equity Management, Inc27,383$3.01M0.01%−980−3.5%Reduced
Franklin Resources Inc26,778$2.95M0.00%−504−1.8%Reduced
Jefferies Financial Group Inc.26,629$2.93M0.03%+26,629New
Citadel Advisors LLC25,423$2.80M0.00%+3,953+18.4%Added
B. Metzler seel. Sohn & Co. AG25,031$2.75M0.03%−7,916−24.0%Reduced
Assenagon Asset Management S.A.24,835$2.73M0.00%−110,534−81.7%Reduced
California State Teachers Retirement System23,322$2.57M0.00%−264−1.1%Reduced
Deutsche Bank AG21,983$2.42M0.00%+8,286+60.5%Added
Connors Investor Services Inc21,856$2.41M0.23%−417−1.9%Reduced
Trexquant Investment LP20,367$2.24M0.03%+20,367New
Price T Rowe Associates Inc20,018$2.20M0.00%−9,032−31.1%Reduced
Oppenheimer Asset Management Inc.18,396$2.02M0.02%−1,538−7.7%Reduced
State of New Jersey Common Pension Fund D17,989$1.98M0.01%+580+3.3%Added
Intech Investment Management LLC16,845$1.85M0.02%+10,345+159.2%Added
State of Tennessee, Treasury Department16,077$1.77M0.01%−2,543−13.7%Reduced
Pathstone Holdings, LLC15,980$1.76M0.01%+283+1.8%Added
AQR Capital Management LLC15,883$1.75M0.00%−6,369−28.6%Reduced
SG Americas Securities, LLC15,721$1.73M0.01%−313−2.0%Reduced
Public Employees Retirement System of Ohio15,481$1.70M0.01%+70.0%Added
MetLife Investment Management15,226$1.68M0.01%+842+5.9%Added
New York State Teachers Retirement System14,981$1.65M0.00%+200+1.4%Added
Mirae Asset Global ETFs Holdings Ltd.14,188$1.56M0.00%+537+3.9%Added
State of Alaska, Department of Revenue14,149$1.56M0.02%−84−0.6%Reduced
Cerity Partners LLC13,247$1.50M0.00%−417−3.1%Reduced
Illinois Municipal Retirement Fund13,429$1.48M0.02%−555−4.0%Reduced
Corebridge Financial, Inc.13,273$1.46M0.01%−1,037−7.2%Reduced
Manufacturers Life Insurance Company, The13,241$1.46M0.00%−424−3.1%Reduced
Two Sigma Investments, LP13,170$1.45M0.00%−12,425−48.5%Reduced
Edgestream Partners, L.P.13,048$1.44M0.06%−35,464−73.1%Reduced
Healthcare of Ontario Pension Plan Trust Fund13,000$1.43M0.00%00.0%Unchanged
Quest Partners LLC12,656$1.39M0.19%+12,352+4,063.2%Added
Amundi13,018$1.39M0.00%+8,592+194.1%Added
QSV Equity Investors LLC12,335$1.36M1.31%+11+0.1%Added
Louisiana State Employees Retirement System12,100$1.33M0.03%00.0%Unchanged