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Kalaris Therapeutics, Inc.

KLRS
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001754068

No open-market purchases or sales by Kalaris Therapeutics, Inc. insiders were filed in the last 90 days; 56 institutions reported holding it in 13F filings for Q2 2026, worth $73.4M in total; no superinvestor holds it.

13F holders, Q2 2023

Institutional positions in Kalaris Therapeutics, 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
94
+5 vs. Q1 2023
Shares held
54.0M
+14.4M (+36.4%) vs. Q1 2023
Total value
$183.6M
+$27.6M (+17.7%) vs. Q1 2023
New holders
15
47 more added
Sold out
10
18 more reduced

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting KLRS 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: 94 institutions
Q1 2021: 75 institutionsQ2 2021: 84 institutionsQ3 2021: 80 institutionsQ4 2021: 84 institutionsQ1 2022: 84 institutionsQ2 2022: 84 institutionsQ3 2022: 87 institutionsQ4 2022: 86 institutionsQ1 2023: 89 institutionsQ2 2023: 94 institutionsQ3 2023: 90 institutionsQ4 2023: 82 institutionsQ1 2024: 77 institutionsQ2 2024: 72 institutionsQ3 2024: 60 institutionsQ4 2024: 53 institutionsQ1 2025: 32 institutionsQ2 2025: 30 institutionsQ3 2025: 32 institutionsQ4 2025: 51 institutionsQ1 2026: 58 institutionsQ2 2026: 56 institutions
Value heldQ2 2023: $183.6M
Q1 2021: $624.4MQ2 2021: $521.8MQ3 2021: $640.3MQ4 2021: $329.4MQ1 2022: $184.1MQ2 2022: $109.6MQ3 2022: $293.7MQ4 2022: $193.1MQ1 2023: $156.0MQ2 2023: $183.6MQ3 2023: $115.5MQ4 2023: $28.5MQ1 2024: $36.4MQ2 2024: $33.9MQ3 2024: $36.3MQ4 2024: $20.7MQ1 2025: $111.4MQ2 2025: $35.7MQ3 2025: $76.4MQ4 2025: $151.9MQ1 2026: $107.2MQ2 2026: $73.4M
Institutions holding KLRS and their total value by quarter
QuarterHoldersValue
Q2 202656$73.4M
Q1 202658$107.2M
Q4 202551$151.9M
Q3 202532$76.4M
Q2 202530$35.7M
Q1 202532$111.4M
Q4 202453$20.7M
Q3 202460$36.3M
Q2 202472$33.9M
Q1 202477$36.4M
Q4 202382$28.5M
Q3 202390$115.5M
Q2 202394$183.6M
Q1 202389$156.0M
Q4 202286$193.1M
Q3 202287$293.7M
Q2 202284$109.6M
Q1 202284$184.1M
Q4 202184$329.4M
Q3 202180$640.3M
Q2 202184$521.8M
Q1 202175$624.4M

Institutions, Q2 2023

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

Institutions holding KLRS in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC9,521,542$32.4M0.00%+2,151,913+29.2%Added
Wasatch Advisors Inc6,644,113$22.6M0.14%+5,384,194+427.3%Added
Artal Group S.A.6,597,167$22.4M0.72%+1,020,000+18.3%Added
Alkeon Capital Management LLC4,605,104$15.7M0.09%00.0%Unchanged
GMT Capital Corp4,104,079$14.0M0.53%+770,433+23.1%Added
BlackRock Inc.3,324,352$11.3M0.00%+650,871+24.3%Added
Vanguard Group Inc2,691,925$9.15M0.00%−280,886−9.4%Reduced
Redmile Group, LLC1,907,969$6.49M0.25%00.0%Unchanged
Woodline Partners LP1,728,002$5.88M0.07%+728,002+72.8%Added
American International Group, Inc.1,149,060$3.91M0.02%+5,181+0.5%Added
JPMorgan Chase & Co1,094,723$3.72M0.00%+109,115+11.1%Added
Massachusetts Financial Services Co1,011,128$3.44M0.00%−12,679−1.2%Reduced
State Street Corp933,966$3.18M0.00%+48,360+5.5%Added
Geode Capital Management, LLC923,411$3.14M0.00%+132,739+16.8%Added
Maven Securities LTD735,559$2.50M0.36%+735,559New
Northern Trust Corp515,157$1.75M0.00%+69,946+15.7%Added
Alyeska Investment Group, L.P.400,000$1.36M0.01%+400,000New
Wellington Management Group LLP397,256$1.35M0.00%+397,256New
Monashee Investment Management LLC375,000$1.27M0.30%+375,000New
Charles Schwab Investment Management Inc330,878$1.12M0.00%+26,691+8.8%Added
Marshall Wace, LLP324,658$1.10M0.00%00.0%Unchanged
Goldman Sachs Group Inc322,727$1.10M0.00%+161,188+99.8%Added
Renaissance Technologies LLC307,105$1.04M0.00%−140,695−31.4%Reduced
Hudson Bay Capital Management LP305,524$1.04M0.01%+305,524New
Ghisallo Capital Management LLC292,316$993.9K0.12%+292,316New
Morgan Stanley272,425$926.2K0.00%+85,602+45.8%Added
Citadel Advisors LLC256,568$872.3K0.00%+202,857+377.7%Added
Caas Capital Management LP250,000$850.0K0.41%+250,000New
Dimensional Fund Advisors LP232,593$791.1K0.00%−67,952−22.6%Reduced
Millennium Management LLC214,730$730.1K0.00%+145,820+211.6%Added
Public Employees Retirement System of Ohio202,992$690.0K0.00%+155,699+329.2%Added
UBS Oconnor LLC170,000$578.0K0.01%+170,000New
Nuveen Asset Management, LLC164,173$558.2K0.00%+13,817+9.2%Added
Bank of New York Mellon Corp154,500$525.3K0.00%+36,513+30.9%Added
Swiss National Bank123,700$420.6K0.00%+23,100+23.0%Added
Squarepoint Ops LLC95,496$324.7K0.00%+21,938+29.8%Added
State of Wisconsin Investment Board92,749$315.3K0.00%−55,185−37.3%Reduced
Samsara BioCapital, LLC82,336$279.9K0.05%00.0%Unchanged
Lido Advisors, LLC79,416$270.0K0.00%00.0%Unchanged
Regency Capital Management Inc.75,025$255.1K0.22%00.0%Unchanged
Tudor Investment Corp Et Al73,634$250.4K0.00%+46,868+175.1%Added
Cornercap Investment Counsel Inc66,316$225.5K0.04%+26,820+67.9%Added
Rhumbline Advisers63,879$217.2K0.00%+15,478+32.0%Added
California State Teachers Retirement System63,843$217.1K0.00%+11,449+21.9%Added
Alliancebernstein L.P.60,310$205.1K0.00%+15,810+35.5%Added
Credit Suisse AG55,553$188.9K0.00%+13,581+32.4%Added
Legal & General Group Plc34,614$117.7K0.00%+18,287+112.0%Added
Price T Rowe Associates Inc29,153$100.0K0.00%+3,033+11.6%Added
UBS Asset Management Americas Inc23,667$93.2K0.00%00.0%Unchanged
Bank of America Corp27,342$93.0K0.00%−591−2.1%Reduced
ExodusPoint Capital Management, LP25,871$88.0K0.00%+25,871New
SVB Financial Group25,811$87.8K0.17%−8,604−25.0%Reduced
Susquehanna International Group, LLP23,761$80.8K0.00%+7,083+42.5%Added
New York State Common Retirement Fund22,830$77.6K0.00%+15,556+213.9%Added
Principal Financial Group Inc22,817$77.6K0.00%+5,318+30.4%Added
Gsa Capital Partners LLP21,967$75.0K0.01%−25,015−53.2%Reduced
Deutsche Bank AG21,594$73.4K0.00%+1,820+9.2%Added
MetLife Investment Management21,323$72.5K0.00%+4,613+27.6%Added
SEI Investments Co19,698$67.0K0.00%+19,698New
Janus Henderson Group PLC18,851$64.0K0.00%−22−0.1%Reduced
Barclays PLC18,551$63.1K0.00%−17,076−47.9%Reduced
Voya Investment Management LLC17,072$58.0K0.00%+4,226+32.9%Added
Qtron Investments LLC16,265$55.3K0.01%+16,265New
Wells Fargo & Company16,196$55.1K0.00%+10,372+178.1%Added
Citigroup Inc15,498$52.7K0.00%+12,944+506.8%Added
Mirae Asset Global Investments Co., Ltd.14,232$48.4K0.00%−189−1.3%Reduced
Teacher Retirement System of Texas13,963$47.0K0.00%−387−2.7%Reduced
Virtu Financial LLC13,660$46.0K0.00%+13,660New
Cubist Systematic Strategies, LLC12,773$43.4K0.00%+12,326+2,757.5%Added
State Board of Administration of Florida Retirement System11,900$40.5K0.00%+11,900New
ProShare Advisors LLC11,506$39.1K0.00%+1,370+13.5%Added
Invesco Ltd.10,684$36.3K0.00%−1,083−9.2%Reduced
Arizona State Retirement System10,506$35.7K0.00%−2,991−22.2%Reduced
Tower Research Capital LLC (TRC)8,722$29.7K0.00%+6,625+315.9%Added
Point72 Middle East FZE8,150$27.7K0.00%+6,467+384.3%Added
UBS Group AG8,111$27.6K0.00%−8,025−49.7%Reduced
Denali Advisors LLC6,500$22.1K0.01%00.0%Unchanged
Strengthening Families & Communities, LLC6,200$21.0K0.01%00.0%Unchanged
Point72 Asset Management, L.P.5,958$20.3K0.00%−2,512−29.7%Reduced
Royal Bank of Canada4,374$15.0K0.00%+2,268+107.7%Added
Allspring Global Investments Holdings, LLC3,261$11.1K0.00%+2,674+455.5%Added
Amalgamated Bank3,147$11.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.2,408$8.19K0.00%00.0%Unchanged
Great West Life Assurance Co1,972$7.00K0.00%00.0%Unchanged
Lazard Asset Management LLC2,393$7.00K0.00%+83+3.6%Added
Metropolitan Life Insurance Co1,741$5.92K0.00%+1,273+272.0%Added
China Universal Asset Management Co., Ltd.1,226$4.17K0.00%−40−3.2%Reduced
Parallel Advisors, LLC1,145$3.89K0.00%00.0%Unchanged
CWM, LLC842$3.00K0.00%+26+3.2%Added
Nisa Investment Advisors, LLC710$2.41K0.00%−3,200−81.8%Reduced
Lindbrook Capital, LLC639$2.17K0.00%+269+72.7%Added
Group One Trading, L.P.400$1.36K0.00%+400New
Daiwa Securities Group Inc.375$1.00K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC159$5410.00%+159New
Alps Advisors Inc0$00.00%−60,286−100.0%Sold out
Advisor Group Holdings, Inc.0$00.00%−23,685−100.0%Sold out
XTX Topco Ltd0$00.00%−19,509−100.0%Sold out
SG Americas Securities, LLC0$00.00%−16,288−100.0%Sold out
Jane Street Group, LLC0$00.00%−15,774−100.0%Sold out
Virtus ETF Advisers LLC0$00.00%−15,096−100.0%Sold out