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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 2021

Institutional positions in Innospec Inc. as of Jun 30, 2021. 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
180
+1 vs. Q1 2021
Shares held
23.4M
−109.3K (−0.5%) vs. Q1 2021
Total value
$2.12B
−$293.7M (−12.2%) vs. Q1 2021
New holders
21
72 more added
Sold out
20
56 more reduced

1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 180 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 2021: $2.12B
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 2021

Shares, value and share of portfolio for each institution holding Innospec Inc.; share changes are against Q1 2021.

Institutions holding IOSP in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.4,011,232$363.5M0.01%+29,294+0.7%Added
Vanguard Group Inc2,639,975$239.2M0.01%+23,761+0.9%Added
Wells Fargo & Company2,315,802$209.8M0.05%+117,414+5.3%Added
FMR LLC1,667,698$151.1M0.01%−454,062−21.4%Reduced
Dimensional Fund Advisors LP1,175,244$106.5M0.03%−12,993−1.1%Reduced
Royce & Associates LP916,275$83.0M0.57%+1,370+0.1%Added
Alliancebernstein L.P.867,436$78.6M0.03%+93,924+12.1%Added
Janus Henderson Group PLC827,980$75.0M0.03%+62,126+8.1%Added
Champlain Investment Partners, LLC821,190$74.4M0.35%+12,200+1.5%Added
State Street Corp807,746$73.2M0.00%+14,211+1.8%Added
Geode Capital Management, LLC435,239$39.4M0.01%+19,144+4.6%Added
Nuveen Asset Management, LLC429,950$39.0M0.01%+76,012+21.5%Added
Wasatch Advisors Inc418,076$37.9M0.15%+22,311+5.6%Added
Northern Trust Corp415,128$37.6M0.01%−13,533−3.2%Reduced
Bank of New York Mellon Corp309,962$28.1M0.01%+4,345+1.4%Added
Thrivent Financial for Lutherans278,530$25.2M0.05%+2,231+0.8%Added
Westwood Holdings Group Inc.274,066$24.8M0.25%+25,700+10.3%Added
Eagle Asset Management Inc250,253$22.7M0.10%−3,838−1.5%Reduced
Norges Bank246,170$22.3M0.00%+26,246+11.9%Added
Lazard Asset Management LLC242,107$21.9M0.02%−125,033−34.1%Reduced
Invesco Ltd.239,458$21.7M0.01%+120,049+100.5%Added
Charles Schwab Investment Management Inc235,503$21.3M0.01%+9,182+4.1%Added
Bank of America Corp204,155$18.5M0.00%−17,506−7.9%Reduced
Principal Financial Group Inc173,334$15.7M0.01%−17,922−9.4%Reduced
Price T Rowe Associates Inc162,646$14.7M0.00%−321,225−66.4%Reduced
Royal Bank of Canada147,846$13.4M0.00%−4,657−3.1%Reduced
Tygh Capital Management, Inc.143,332$13.0M1.77%+6,429+4.7%Added
Morgan Stanley119,379$10.8M0.00%+57,445+92.8%Added
Goldman Sachs Group Inc111,428$10.1M0.00%+18,783+20.3%Added
JPMorgan Chase & Co109,639$9.93M0.00%−25,103−18.6%Reduced
Ameriprise Financial Inc108,645$9.85M0.00%−1,476−1.3%Reduced
Huber Capital Management LLC108,131$9.80M2.50%+21,702+25.1%Added
Telemark Asset Management, LLC100,000$9.06M0.72%00.0%Unchanged
Kirr Marbach & Co LLC87,035$7.89M2.24%−592−0.7%Reduced
Amundi84,269$7.64M0.01%+84,269New
State of Wisconsin Investment Board80,400$7.29M0.02%00.0%Unchanged
Rhumbline Advisers77,477$7.02M0.01%+2,191+2.9%Added
Man Group plc72,756$6.59M0.02%+8,805+13.8%Added
Parametric Portfolio Associates LLC72,314$6.55M0.00%+5,987+9.0%Added
Legal & General Group Plc63,146$5.72M0.00%−18,580−22.7%Reduced
Two Sigma Investments, LP60,032$5.44M0.01%+49,913+493.3%Added
Mondrian Investment Partners LTD58,295$5.28M0.10%00.0%Unchanged
Kennedy Capital Management, Inc.58,194$5.27M0.11%−937−1.6%Reduced
Swiss National Bank54,203$4.91M0.00%−2,000−3.6%Reduced
Public Sector Pension Investment Board50,292$4.56M0.03%−390−0.8%Reduced
Renaissance Technologies LLC41,000$3.71M0.00%+41,000New
Tocqueville Asset Management L.P.40,675$3.69M0.05%00.0%Unchanged
Segall Bryant & Hamill, LLC33,928$3.07M0.03%−17,744−34.3%Reduced
California State Teachers Retirement System33,802$3.06M0.00%−3,162−8.6%Reduced
UBS Asset Management Americas Inc33,496$3.04M0.00%+2,850+9.3%Added
D. E. Shaw & Co., Inc.33,279$3.02M0.00%+26,732+408.3%Added
Two Sigma Advisers, LP32,600$2.95M0.01%+19,600+150.8%Added
Connors Investor Services Inc29,262$2.65M0.28%−112−0.4%Reduced
ZWJ Investment Counsel Inc27,533$2.50M0.14%+2,285+9.1%Added
Prudential Financial Inc27,245$2.47M0.00%−1,657−5.7%Reduced
State of New Jersey Common Pension Fund D24,933$2.26M0.01%+24,933New
Credit Suisse AG24,075$2.18M0.00%+1,690+7.5%Added
State Board of Administration of Florida Retirement System23,680$2.15M0.00%−1,496−5.9%Reduced
Comerica Bank23,041$2.08M0.01%−1,783−7.2%Reduced
Round Hill Asset Management22,832$2.07M1.01%00.0%Unchanged
Public Employees Retirement System of Ohio22,609$2.05M0.01%+128+0.6%Added
Raymond James & Associates22,349$2.02M0.00%+13,193+144.1%Added
Voya Investment Management LLC21,802$1.98M0.00%+11,047+102.7%Added
New York State Common Retirement Fund21,301$1.93M0.00%−999−4.5%Reduced
Great West Life Assurance Co20,945$1.90M0.00%−232−1.1%Reduced
Ensign Peak Advisors, Inc19,252$1.74M0.00%00.0%Unchanged
Citadel Advisors LLC19,018$1.72M0.00%+14,217+296.1%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys18,885$1.71M0.02%−86−0.5%Reduced
Cubist Systematic Strategies, LLC18,870$1.71M0.02%+18,870New
Barclays PLC18,761$1.70M0.00%−12,263−39.5%Reduced
Texas Permanent School Fund18,339$1.66M0.02%−39−0.2%Reduced
State of Alaska, Department of Revenue17,025$1.54M0.02%+370+2.2%Added
Deutsche Bank AG16,991$1.54M0.00%−15,589−47.8%Reduced
First Trust Advisors LP16,330$1.48M0.00%+2,283+16.3%Added
State of Tennessee, Treasury Department16,224$1.47M0.01%+4,516+38.6%Added
American International Group, Inc.15,937$1.44M0.01%−370−2.3%Reduced
Citigroup Inc15,640$1.42M0.00%+12,464+392.4%Added
New York State Teachers Retirement System14,762$1.34M0.00%−200−1.3%Reduced
Millennium Management LLC14,411$1.31M0.00%+14,411New
NFJ Investment Group, LLC14,287$1.29M0.02%+531+3.9%Added
UBS Group AG13,848$1.25M0.00%+2,765+24.9%Added
Manufacturers Life Insurance Company, The13,571$1.23M0.00%−110−0.8%Reduced
STRS Ohio13,200$1.20M0.00%+300+2.3%Added
B. Metzler seel. Sohn & Co. Holding AG12,467$1.13M0.02%+503+4.2%Added
Amalgamated Bank12,364$1.12M0.01%+8,927+259.7%Added
California Public Employees Retirement System12,261$1.11M0.00%−37,659−75.4%Reduced
BNP Paribas Arbitrage, SA12,124$1.10M0.00%+5,730+89.6%Added
Guyasuta Investment Advisors Inc11,640$1.05M0.08%00.0%Unchanged
Los Angeles Capital Management LLC11,466$1.04M0.00%−500−4.2%Reduced
Federation des caisses Desjardins du Quebec11,410$1.03M0.01%+1,770+18.4%Added
Louisiana State Employees Retirement System11,100$1.01M0.02%−100−0.9%Reduced
Panagora Asset Management Inc10,984$995.0K0.01%−1,878−14.6%Reduced
Russell Investments Group, Ltd.10,279$930.0K0.00%+3,800+58.7%Added
Oregon Public Employees Retirement Fund10,104$916.0K0.01%00.0%Unchanged
Qube Research & Technologies Ltd9,581$868.0K0.01%+9,581New
MetLife Investment Management9,392$851.0K0.01%00.0%Unchanged
AXA S.A.9,100$825.0K0.00%00.0%Unchanged
Clearbridge Investments, LLC9,106$825.0K0.00%+829+10.0%Added
Bank of Montreal8,764$825.0K0.00%+1,541+21.3%Added
HGK Asset Management Inc8,604$780.0K0.25%+1,905+28.4%Added