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iTeos Therapeutics, Inc.

ITOSDelisted Aug 29, 2025
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001808865

iTeos Therapeutics, Inc. was delisted on Aug 29, 2025; its insiders filed their last Form 4 on Aug 29, 2025; 137 institutions reported holding it in 13F filings for Q2 2025, worth $377.0M in total; no superinvestor held it.

13F holders, Q2 2021

Institutional positions in iTeos Therapeutics, 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
83
+2 vs. Q1 2021
Shares held
29.5M
−620.1K (−2.1%) vs. Q1 2021
Total value
$755.8M
−$272.5M (−26.5%) vs. Q1 2021
New holders
22
30 more added
Sold out
20
23 more reduced

Compare with Q1 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ITOS 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: 83 institutions
Q1 2021: 81 institutionsQ2 2021: 83 institutionsQ3 2021: 77 institutionsQ4 2021: 118 institutionsQ1 2022: 159 institutionsQ2 2022: 153 institutionsQ3 2022: 143 institutionsQ4 2022: 146 institutionsQ1 2023: 153 institutionsQ2 2023: 146 institutionsQ3 2023: 144 institutionsQ4 2023: 138 institutionsQ1 2024: 136 institutionsQ2 2024: 139 institutionsQ3 2024: 151 institutionsQ4 2024: 137 institutionsQ1 2025: 132 institutionsQ2 2025: 137 institutionsQ3 2025: 1 institutionQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ2 2021: $755.8M
Q1 2021: $1.03BQ2 2021: $755.8MQ3 2021: $841.3MQ4 2021: $1.55BQ1 2022: $1.17BQ2 2022: $768.1MQ3 2022: $698.2MQ4 2022: $707.3MQ1 2023: $488.9MQ2 2023: $460.4MQ3 2023: $388.6MQ4 2023: $383.4MQ1 2024: $471.2MQ2 2024: $536.8MQ3 2024: $373.3MQ4 2024: $262.2MQ1 2025: $220.7MQ2 2025: $377.0MQ3 2025: $2.35KQ4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding ITOS and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20251$2.35K
Q2 2025137$377.0M
Q1 2025132$220.7M
Q4 2024137$262.2M
Q3 2024151$373.3M
Q2 2024139$536.8M
Q1 2024136$471.2M
Q4 2023138$383.4M
Q3 2023144$388.6M
Q2 2023146$460.4M
Q1 2023153$488.9M
Q4 2022146$707.3M
Q3 2022143$698.2M
Q2 2022153$768.1M
Q1 2022159$1.17B
Q4 2021118$1.55B
Q3 202177$841.3M
Q2 202183$755.8M
Q1 202181$1.03B

Institutions, Q2 2021

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

Institutions holding ITOS in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
State of Wyoming13$00.00%+7+116.7%Added
Signaturefd, LLC30$1.00K0.00%+30New
Daiwa Securities Group Inc.66$2.00K0.00%00.0%Unchanged
Wells Fargo & Company216$5.00K0.00%−1,658−88.5%Reduced
Penserra Capital Management LLC800$20.0K0.00%+10+1.3%Added
Lindbrook Capital, LLC1,000$26.0K0.01%+1,000New
Tower Research Capital LLC (TRC)1,224$31.0K0.00%+21+1.7%Added
Ameritas Investment Partners, Inc.1,605$41.0K0.00%00.0%Unchanged
Legal & General Group Plc1,623$42.0K0.00%−1,100−40.4%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)1,757$45.0K0.00%+116+7.1%Added
Royal Bank of Canada2,474$63.0K0.00%+742+42.8%Added
UBS Group AG2,884$74.0K0.00%−9,641−77.0%Reduced
FORA Capital, LLC3,740$96.0K0.02%+3,740New
Metropolitan Life Insurance Co6,654$170.7K0.00%+808+13.8%Added
Sectoral Asset Management Inc7,700$198.0K0.02%+7,700New
Bank of America Corp7,916$203.0K0.00%+1,753+28.4%Added
MetLife Investment Management7,999$205.2K0.00%00.0%Unchanged
Principal Financial Group Inc8,090$208.0K0.00%+8,090New
Virtus ETF Advisers LLC8,134$209.0K0.09%−1,958−19.4%Reduced
Voya Investment Management LLC8,291$213.0K0.00%00.0%Unchanged
Chicago Partners Investment Group LLC9,325$228.0K0.02%+9,325New
Boothbay Fund Management, LLC9,110$234.0K0.01%+9,110New
Arrowstreet Capital, Limited Partnership9,560$245.0K0.00%+9,560New
DekaBank Deutsche Girozentrale10,000$250.0K0.00%00.0%Unchanged
Millennium Management LLC10,389$266.0K0.00%−4,204−28.8%Reduced
American International Group, Inc.11,317$290.0K0.00%−185−1.6%Reduced
ProShare Advisors LLC11,547$296.0K0.00%+1,424+14.1%Added
Manufacturers Life Insurance Company, The11,761$302.0K0.00%+851+7.8%Added
JPMorgan Chase & Co11,984$307.0K0.00%+2,058+20.7%Added
Russell Investments Group, Ltd.13,399$343.0K0.00%+7,869+142.3%Added
Cna Financial Corp14,025$360.0K0.10%+1,050+8.1%Added
HRT Financial LP14,315$367.0K0.00%+14,315New
State of Wisconsin Investment Board15,000$385.0K0.00%00.0%Unchanged
New York State Common Retirement Fund17,764$456.0K0.00%+4,064+29.7%Added
Parkwood LLC18,859$484.0K0.08%+6,608+53.9%Added
Jump Financial, LLC19,658$504.0K0.05%+19,658New
Man Group plc23,278$597.0K0.00%−1,925−7.6%Reduced
Squarepoint Ops LLC23,504$603.0K0.00%+15,141+181.0%Added
Affinity Asset Advisors, LLC25,000$641.0K0.31%+25,000New
Cubist Systematic Strategies, LLC25,215$647.0K0.01%+25,215New
Tudor Investment Corp Et Al25,485$654.0K0.01%+25,485New
Trexquant Investment LP25,778$661.0K0.06%+25,778New
Rhumbline Advisers26,160$671.0K0.00%+7,594+40.9%Added
Jacobs Levy Equity Management, Inc26,205$672.0K0.00%+26,205New
Susquehanna International Group, LLP26,939$691.0K0.00%+6,747+33.4%Added
California State Teachers Retirement System27,870$715.0K0.00%−1,897−6.4%Reduced
Two Sigma Advisers, LP38,700$993.0K0.00%+38,700New
Adage Capital Partners GP, L.L.C.56,893$1.46M0.00%−1,200,000−95.5%Reduced
Bank of New York Mellon Corp58,130$1.49M0.00%+3,019+5.5%Added
Asymmetry Capital Management, L.P.61,248$1.57M1.08%−41,038−40.1%Reduced
Deutsche Bank AG70,584$1.81M0.00%−1,043−1.5%Reduced
Silverarc Capital Management, LLC75,511$1.94M1.02%+75,511New
Morgan Stanley91,352$2.34M0.00%+91,206+62,469.9%Added
Charles Schwab Investment Management Inc97,086$2.49M0.00%+3,374+3.6%Added
Two Sigma Investments, LP101,124$2.59M0.01%+101,124New
Nuveen Asset Management, LLC108,312$2.78M0.00%−17,460−13.9%Reduced
Goldman Sachs Group Inc121,274$3.11M0.00%+54,723+82.2%Added
Healthcare of Ontario Pension Plan Trust Fund132,600$3.40M0.01%+132,600New
Marshall Wace, LLP142,929$3.67M0.02%+142,929New
Baker Bros. Advisors LP150,346$3.86M0.02%00.0%Unchanged
Northern Trust Corp172,603$4.43M0.00%−20,106−10.4%Reduced
AXA S.A.208,388$5.34M0.02%+84,686+68.5%Added
Marshall Wace North America L.P.211,095$5.42M0.02%+211,095New
Tang Capital Management LLC219,396$5.63M1.12%+219,396New
Wellington Management Group LLP223,300$5.73M0.00%+171,700+332.8%Added
Geode Capital Management, LLC283,978$7.28M0.00%+8,569+3.1%Added
Cormorant Asset Management, LP288,330$7.40M0.29%−11,670−3.9%Reduced
State Street Corp318,169$8.16M0.00%−384,841−54.7%Reduced
Citigroup Inc432,484$11.1M0.01%+397,181+1,125.1%Added
Candriam Luxembourg S.C.A.504,890$13.0M0.09%+504,872+2,804,844.4%Added
Vanguard Group Inc514,975$13.2M0.00%−178,776−25.8%Reduced
FMR LLC810,781$20.8M0.00%−9,300−1.1%Reduced
Artal Group S.A.994,047$25.5M0.58%−100,000−9.1%Reduced
Citadel Advisors LLC994,396$25.5M0.03%+483,398+94.6%Added
EcoR1 Capital, LLC1,035,864$26.6M1.00%+775,864+298.4%Added
Janus Henderson Group PLC1,056,545$27.1M0.01%−116,663−9.9%Reduced
Alliancebernstein L.P.1,355,078$34.8M0.01%+185,077+15.8%Added
BlackRock Inc.1,516,738$38.9M0.00%−16,584−1.1%Reduced
RTW Investments, LP1,716,585$44.0M0.66%−1,046,206−37.9%Reduced
MPM Oncology Impact Management LP2,338,581$60.0M9.85%−16,976−0.7%Reduced
MPM Asset Management LLC3,665,787$94.0M17.48%−40,876−1.1%Reduced
Boxer Capital, LLC4,345,016$111.5M3.93%00.0%Unchanged
Ra Capital Management, L.P.4,417,259$113.3M1.82%+10.0%Added
Cowen and Company, LLC0$00.00%−588,238−100.0%Sold out
Ally Bridge Group (NY) LLC0$00.00%−322,794−100.0%Sold out
PFM Health Sciences, LP0$00.00%−232,216−100.0%Sold out
J. Goldman & Co LP0$00.00%−42,110−100.0%Sold out
Swiss National Bank0$00.00%−27,700−100.0%Sold out
Rafferty Asset Management, LLC0$00.00%−27,221−100.0%Sold out
California Public Employees Retirement System0$00.00%−21,700−100.0%Sold out
HighVista Strategies LLC0$00.00%−19,804−100.0%Sold out
STRS Ohio0$00.00%−14,300−100.0%Sold out
Atom Investors LP0$00.00%−11,261−100.0%Sold out
Jane Street Group, LLC0$00.00%−11,148−100.0%Sold out
Credit Suisse AG0$00.00%−8,912−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−7,742−100.0%Sold out
Athanor Capital, LP0$00.00%−6,480−100.0%Sold out
SG Americas Securities, LLC0$00.00%−4,244−100.0%Sold out
Great West Life Assurance Co0$00.00%−929−100.0%Sold out
Pacer Advisors, Inc.0$00.00%−640−100.0%Sold out