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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 2023

Institutional positions in Innospec Inc. as of Jun 30, 2023. 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
205
−14 vs. Q1 2023
Shares held
23.8M
−73.8K (−0.3%) vs. Q1 2023
Total value
$2.39B
−$60.6M (−2.5%) vs. Q1 2023
New holders
17
85 more added
Sold out
31
75 more reduced

Compare with Q1 2023: 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 2023: 205 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 2023: $2.39B
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 2023

Shares, value and share of portfolio for each institution holding Innospec Inc.; share changes are against Q1 2023.

Institutions holding IOSP in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Jane Street Group, LLC10,233$1.03M0.00%+3,834+59.9%Added
STRS Ohio10,300$1.03M0.00%+500+5.1%Added
Russell Investments Group, Ltd.10,297$1.03M0.00%−590−5.4%Reduced
TD Asset Management Inc10,300$1.03M0.00%+10,300New
Tredje AP-fonden10,499$1.05M0.01%00.0%Unchanged
Diversified Trust Co10,700$1.07M0.04%+2,189+25.7%Added
Mirae Asset Global Investments Co., Ltd.10,777$1.08M0.00%00.0%Unchanged
PDT Partners, LLC11,157$1.12M0.15%+11,157New
Amalgamated Bank11,185$1.12M0.01%+18+0.2%Added
BNP Paribas Arbitrage, SA11,527$1.16M0.00%−5,412−31.9%Reduced
Deutsche Bank AG11,743$1.18M0.00%−6,009−33.8%Reduced
Linden Thomas Advisory Services, LLC11,746$1.18M0.26%+11,746New
Putnam Investments LLC12,014$1.21M0.00%−370−3.0%Reduced
Envestnet Asset Management Inc12,309$1.24M0.00%+3,929+46.9%Added
Louisiana State Employees Retirement System13,100$1.32M0.03%+1,600+13.9%Added
MetLife Investment Management13,161$1.32M0.01%00.0%Unchanged
Martingale Asset Management L P13,207$1.33M0.03%00.0%Unchanged
New York State Teachers Retirement System13,325$1.34M0.00%−300−2.2%Reduced
Barclays PLC13,359$1.34M0.00%+759+6.0%Added
American International Group, Inc.13,399$1.35M0.01%−119−0.9%Reduced
Teacher Retirement System of Texas13,492$1.35M0.01%−178−1.3%Reduced
Yousif Capital Management, LLC13,550$1.36M0.02%−777−5.4%Reduced
Price T Rowe Associates Inc14,146$1.42M0.00%+810+6.1%Added
Aviva PLC14,253$1.43M0.01%+5,003+54.1%Added
State of Tennessee, Treasury Department14,937$1.50M0.01%+2,299+18.2%Added
American Century Companies Inc15,007$1.51M0.00%+7,052+88.6%Added
UBS Group AG15,503$1.56M0.00%+3,613+30.4%Added
Franklin Resources Inc15,629$1.57M0.00%+15,629New
State of Alaska, Department of Revenue16,364$1.64M0.02%−594−3.5%Reduced
Bahl & Gaynor Inc16,417$1.65M0.01%+16,417New
AQR Capital Management LLC17,669$1.77M0.00%+3,226+22.3%Added
Oppenheimer Asset Management Inc.18,237$1.83M0.03%+267+1.5%Added
Public Employees Retirement System of Ohio19,420$1.95M0.01%00.0%Unchanged
Citigroup Inc19,912$2.00M0.00%+8,212+70.2%Added
Tudor Investment Corp Et Al20,785$2.09M0.03%−604−2.8%Reduced
Quadrature Capital Ltd21,533$2.16M0.05%+21,533New
Texas Permanent School Fund21,897$2.20M0.02%−312−1.4%Reduced
D. E. Shaw & Co., Inc.22,331$2.24M0.00%+6,637+42.3%Added
Round Hill Asset Management22,602$2.27M1.40%00.0%Unchanged
Millennium Management LLC23,289$2.34M0.00%−23,804−50.5%Reduced
Cubist Systematic Strategies, LLC24,022$2.41M0.03%−41,326−63.2%Reduced
State Board of Administration of Florida Retirement System24,920$2.50M0.01%+2,413+10.7%Added
FMR LLC25,640$2.58M0.00%+11,898+86.6%Added
State of New Jersey Common Pension Fund D25,940$2.61M0.01%+5,105+24.5%Added
Great West Life Assurance Co27,429$2.75M0.01%−1,326−4.6%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys28,111$2.82M0.02%+1,889+7.2%Added
Alliancebernstein L.P.29,191$2.93M0.00%−167,726−85.2%Reduced
California State Teachers Retirement System30,255$3.04M0.00%−714−2.3%Reduced
Renaissance Technologies LLC30,800$3.09M0.00%−3,562−10.4%Reduced
Prudential Financial Inc30,817$3.10M0.00%+6,569+27.1%Added
First Trust Advisors LP31,419$3.16M0.00%+18,507+143.3%Added
Connors Investor Services Inc31,664$3.18M0.36%+84+0.3%Added
Two Sigma Investments, LP33,487$3.36M0.01%−9,769−22.6%Reduced
UBS Asset Management Americas Inc35,251$3.62M0.00%00.0%Unchanged
Qube Research & Technologies Ltd37,109$3.73M0.01%+3,186+9.4%Added
Panagora Asset Management Inc38,893$3.91M0.02%+29,897+332.3%Added
ZWJ Investment Counsel Inc39,150$3.93M0.21%−1,038−2.6%Reduced
Public Sector Pension Investment Board44,143$4.43M0.03%+587+1.3%Added
Moran Wealth Management, LLC46,009$4.62M0.17%+334+0.7%Added
Two Sigma Advisers, LP48,800$4.90M0.01%+3,400+7.5%Added
Credit Suisse AG49,808$5.00M0.01%+3,801+8.3%Added
Mutual of America Capital Management LLC50,650$5.09M0.06%−3,738−6.9%Reduced
Swiss National Bank54,303$5.45M0.00%+900+1.7%Added
Wells Fargo & Company62,465$6.27M0.00%+8,232+15.2%Added
Thrivent Financial for Lutherans69,384$6.97M0.02%−2,386−3.3%Reduced
Legal & General Group Plc71,987$7.23M0.00%−831−1.1%Reduced
B. Metzler seel. Sohn & Co. AG72,376$7.27M0.10%+34,896+93.1%Added
Osterweis Capital Management Inc72,930$7.33M0.48%+6,770+10.2%Added
Algert Global LLC73,978$7.43M0.32%+5,200+7.6%Added
Leeward Investments, LLC - MA75,322$7.57M0.36%−2,024−2.6%Reduced
Rhumbline Advisers76,054$7.64M0.01%−482−0.6%Reduced
Kirr Marbach & Co LLC79,957$8.03M2.22%+175+0.2%Added
Raymond James & Associates85,689$8.61M0.01%+2,254+2.7%Added
Bessemer Group Inc86,285$8.67M0.02%+8,256+10.6%Added
Segall Bryant & Hamill, LLC88,453$8.88M0.09%+420+0.5%Added
Huber Capital Management LLC88,462$8.89M2.14%+7,200+8.9%Added
Ameriprise Financial Inc88,642$8.90M0.00%−4,779−5.1%Reduced
Acadian Asset Management LLC93,281$9.35M0.04%+18,850+25.3%Added
SEI Investments Co118,238$11.9M0.02%−14,506−10.9%Reduced
Goldman Sachs Group Inc122,261$12.3M0.00%−19,601−13.8%Reduced
JPMorgan Chase & Co137,825$13.8M0.00%+7,637+5.9%Added
Principal Financial Group Inc144,237$14.5M0.01%−5,329−3.6%Reduced
Telemark Asset Management, LLC160,000$16.1M2.18%−20,000−11.1%Reduced
Invesco Ltd.171,204$17.2M0.00%−2,741−1.6%Reduced
Voya Investment Management LLC177,722$17.9M0.02%+45,831+34.7%Added
Bank of America Corp178,042$17.9M0.00%−32,936−15.6%Reduced
Eagle Asset Management Inc196,058$19.7M0.11%+7,091+3.8%Added
Norges Bank204,208$20.5M0.00%−10,738−5.0%Reduced
Morgan Stanley265,108$26.6M0.00%+60,410+29.5%Added
Charles Schwab Investment Management Inc286,500$28.8M0.01%+4,634+1.6%Added
Bank of New York Mellon Corp290,754$29.2M0.01%+12,260+4.4%Added
Westwood Holdings Group Inc.310,121$31.1M0.28%−500−0.2%Reduced
Northern Trust Corp401,314$40.3M0.01%+6,173+1.6%Added
Nuveen Asset Management, LLC453,396$45.5M0.02%+81,839+22.0%Added
Geode Capital Management, LLC543,524$54.6M0.01%+58,629+12.1%Added
Janus Henderson Group PLC638,613$64.1M0.04%+74,436+13.2%Added
Champlain Investment Partners, LLC823,140$82.7M0.51%−37,115−4.3%Reduced
Royce & Associates LP857,290$86.1M0.84%+25,843+3.1%Added
State Street Corp884,515$88.8M0.00%+21,370+2.5%Added
Victory Capital Management Inc1,138,570$114.4M0.13%+63,449+5.9%Added