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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 2024

Institutional positions in Kalaris Therapeutics, Inc. as of Jun 30, 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
72
−5 vs. Q1 2024
Shares held
46.8M
−2.47M (−5.0%) vs. Q1 2024
Total value
$33.9M
−$2.48M (−6.8%) vs. Q1 2024
New holders
15
16 more added
Sold out
20
25 more reduced

Compare with Q1 2024: 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 2024: 72 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 2024: $33.9M
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 2024

Shares, value and share of portfolio for each institution holding Kalaris Therapeutics, Inc.; share changes are against Q1 2024.

Institutions holding KLRS in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
EcoR1 Capital, LLC11,294,585$8.17M0.25%00.0%Unchanged
Octagon Capital Advisors LP9,800,000$7.09M1.17%+5,600,000+133.3%Added
Artal Group S.A.6,597,167$4.77M0.12%00.0%Unchanged
Millennium Management LLC3,295,729$2.38M0.00%+353,121+12.0%Added
Vanguard Group Inc2,647,010$1.91M0.00%−275,444−9.4%Reduced
Redmile Group, LLC1,907,969$1.38M0.08%00.0%Unchanged
Acadian Asset Management LLC1,175,954$850.0K0.00%−411,497−25.9%Reduced
Acuitas Investments, LLC984,833$712.3K0.38%+5,233+0.5%Added
Renaissance Technologies LLC791,200$572.3K0.00%−70,294−8.2%Reduced
Geode Capital Management, LLC647,477$468.4K0.00%−626,445−49.2%Reduced
BlackRock Inc.634,020$458.6K0.00%−2,751,811−81.3%Reduced
Two Sigma Advisers, LP634,000$458.6K0.00%+335,600+112.5%Added
BML Capital Management, LLC603,086$436.2K0.32%+402,622+200.8%Added
D. E. Shaw & Co., Inc.475,585$344.0K0.00%−394,277−45.3%Reduced
RBF Capital, LLC449,014$324.8K0.02%+449,014New
Northern Trust Corp437,331$316.3K0.00%−12,144−2.7%Reduced
Two Sigma Investments, LP351,975$254.6K0.00%+34,129+10.7%Added
Charles Schwab Investment Management Inc344,562$249.2K0.00%−116,264−25.2%Reduced
Marshall Wace, LLP324,658$233.8K0.00%−40,478−11.1%Reduced
FMR LLC308,860$223.4K0.00%+37,023+13.6%Added
Goldman Sachs Group Inc287,990$208.3K0.00%+127,497+79.4%Added
State Street Corp222,439$160.9K0.00%−955,817−81.1%Reduced
Pennant Investors, LP215,700$156.0K0.04%00.0%Unchanged
Commonwealth Equity Services, LLC201,000$145.0K0.00%−2,500−1.2%Reduced
Y-Intercept (Hong Kong) Ltd194,473$140.7K0.01%+194,473New
Marquette Asset Management, LLC178,883$129.4K0.02%00.0%Unchanged
Jane Street Group, LLC173,031$125.2K0.00%+173,031New
Susquehanna International Group, LLP168,106$121.6K0.00%+76,411+83.3%Added
Centiva Capital, LP137,897$99.7K0.00%+137,897New
Citadel Advisors LLC107,278$77.6K0.00%−38,922−26.6%Reduced
AQR Capital Management LLC85,768$62.0K0.00%−7,991−8.5%Reduced
Price T Rowe Associates Inc85,900$62.0K0.00%−12,086−12.3%Reduced
Samsara BioCapital, LLC82,336$59.6K0.01%00.0%Unchanged
Lido Advisors, LLC79,416$57.4K0.00%00.0%Unchanged
Qube Research & Technologies Ltd78,812$57.0K0.00%−28,846−26.8%Reduced
Point72 Asia (Singapore) Pte. Ltd.76,278$55.2K0.01%+76,278New
Dimensional Fund Advisors LP69,769$50.8K0.00%00.0%Unchanged
Morgan Stanley69,952$50.6K0.00%−283,775−80.2%Reduced
Raymond James Financial Services Advisors, Inc.60,500$43.8K0.00%00.0%Unchanged
Gsa Capital Partners LLP51,224$37.0K0.00%−175,403−77.4%Reduced
Cubist Systematic Strategies, LLC49,816$36.0K0.00%+30,072+152.3%Added
Tudor Investment Corp Et Al49,620$35.9K0.00%00.0%Unchanged
XTX Topco Ltd47,233$34.2K0.00%+773+1.7%Added
UBS Group AG37,281$27.0K0.00%−18,215−32.8%Reduced
Paloma Partners Management Co31,765$23.0K0.00%+31,765New
Mirae Asset Global ETFs Holdings Ltd.26,032$18.8K0.00%+26,032New
Bank of America Corp22,328$16.1K0.00%−23,053−50.8%Reduced
JustInvest LLC22,210$16.1K0.00%−6,228−21.9%Reduced
Tower Research Capital LLC (TRC)20,558$14.9K0.00%+10,386+102.1%Added
PFG Investments, LLC19,000$13.7K0.00%00.0%Unchanged
Rhumbline Advisers18,494$13.4K0.00%−50,505−73.2%Reduced
Point72 (DIFC) Ltd17,227$12.5K0.00%+17,227New
Engineers Gate Manager LP16,114$11.7K0.00%00.0%Unchanged
Balyasny Asset Management LLC15,947$11.5K0.00%+15,947New
Federated Hermes, Inc.15,230$11.0K0.00%+25+0.2%Added
Advisor Group Holdings, Inc.15,000$10.8K0.00%00.0%Unchanged
Jump Financial, LLC14,565$10.5K0.00%+14,565New
Catalyst Funds Management Pty Ltd13,000$9.40K0.00%+13,000New
Royal Bank of Canada9,294$7.00K0.00%+8,098+677.1%Added
Citigroup Inc7,645$5.53K0.00%−2,802−26.8%Reduced
JPMorgan Chase & Co6,762$4.89K0.00%−23,422−77.6%Reduced
Strengthening Families & Communities, LLC6,200$4.00K0.00%00.0%Unchanged
IFP Advisors, Inc3,000$2.17K0.00%+3,000New
CWM, LLC2,275$2.00K0.00%+704+44.8%Added
Macquarie Group Ltd2,561$1.85K0.00%+2,561New
Parallel Advisors, LLC1,145$8280.00%00.0%Unchanged
Farther Finance Advisors, LLC862$6290.00%+769+826.9%Added
EverSource Wealth Advisors, LLC695$5150.00%−634−47.7%Reduced
New York State Common Retirement Fund467$3380.00%−7,000−93.7%Reduced
SRS Capital Advisors, Inc.451$3270.00%+451New
Nisa Investment Advisors, LLC8$60.00%+8New
Avion Wealth683$00.00%00.0%Unchanged
Irenic Capital Management LP0$00.00%−2,579,582−100.0%Sold out
Bank of New York Mellon Corp0$00.00%−159,423−100.0%Sold out
Deutsche Bank AG0$00.00%−70,751−100.0%Sold out
Alliancebernstein L.P.0$00.00%−64,430−100.0%Sold out
Verition Fund Management LLC0$00.00%−63,815−100.0%Sold out
Amundi0$00.00%−45,448−100.0%Sold out
Barclays PLC0$00.00%−35,247−100.0%Sold out
Capstone Investment Advisors, LLC0$00.00%−27,250−100.0%Sold out
American International Group, Inc.0$00.00%−1,153,976−100.0%Sold out
Manufacturers Life Insurance Company, The0$00.00%−21,345−100.0%Sold out
Principal Financial Group Inc0$00.00%−20,732−100.0%Sold out
Wells Fargo & Company0$00.00%−18,263−100.0%Sold out
SG Americas Securities, LLC0$00.00%−17,584−100.0%Sold out
Invesco Ltd.0$00.00%−11,912−100.0%Sold out
Legal & General Group Plc0$00.00%−4,029−100.0%Sold out
Quantbot Technologies LP0$00.00%−3,259−100.0%Sold out
Ameritas Investment Partners, Inc.0$00.00%−2,408−100.0%Sold out
Amalgamated Bank0$00.00%−1,027−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−9−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−12,116−100.0%Sold out