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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 2021

Institutional positions in Kalaris 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
84
+9 vs. Q1 2021
Shares held
26.4M
−267.1K (−1.0%) vs. Q1 2021
Total value
$521.8M
−$102.6M (−16.4%) vs. Q1 2021
New holders
20
27 more added
Sold out
11
25 more reduced

Compare with Q1 2021: 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 2021: 84 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 2021: $521.8M
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 2021

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

Institutions holding KLRS in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC6,446,751$127.3M0.01%−512,101−7.4%Reduced
Vanguard Group Inc2,352,343$46.4M0.00%+166,880+7.6%Added
Artal Group S.A.2,323,371$45.9M1.04%00.0%Unchanged
BlackRock Inc.1,747,484$34.5M0.00%−625,576−26.4%Reduced
State Street Corp1,711,571$33.8M0.00%+147,236+9.4%Added
Redmile Group, LLC1,584,093$31.3M0.46%−359,494−18.5%Reduced
Woodline Partners LP1,425,885$28.1M0.52%+245,951+20.8%Added
Alliancebernstein L.P.1,334,129$26.3M0.01%+234,329+21.3%Added
Alkeon Capital Management LLC1,093,520$21.6M0.08%−3,480−0.3%Reduced
American International Group, Inc.1,005,415$19.8M0.08%−727−0.1%Reduced
JPMorgan Chase & Co804,622$15.9M0.00%+306,124+61.4%Added
Massachusetts Financial Services Co611,552$12.1M0.00%−1,803−0.3%Reduced
EcoR1 Capital, LLC447,012$8.82M0.33%00.0%Unchanged
Geode Capital Management, LLC431,583$8.52M0.00%+3,999+0.9%Added
Lido Advisors, LLC419,631$8.28M0.20%+419,631New
Marshall Wace North America L.P.324,658$6.41M0.03%−3,360−1.0%Reduced
Northern Trust Corp289,879$5.72M0.00%−1,707−0.6%Reduced
Charles Schwab Investment Management Inc142,216$2.81M0.00%−718−0.5%Reduced
ArrowMark Colorado Holdings LLC125,000$2.47M0.02%00.0%Unchanged
Citigroup Inc112,533$2.22M0.00%+18,757+20.0%Added
CWM, LLC112,478$2.22M0.02%00.0%Unchanged
Nuveen Asset Management, LLC88,704$1.75M0.00%−11,035−11.1%Reduced
Millennium Management LLC87,195$1.72M0.00%+87,195New
Alps Advisors Inc85,755$1.69M0.01%−32,032−27.2%Reduced
Samsara BioCapital, LLC82,336$1.63M0.21%00.0%Unchanged
HRT Financial LP80,181$1.58M0.01%+80,181New
Swiss National Bank78,900$1.56M0.00%+49,500+168.4%Added
Goldman Sachs Group Inc78,841$1.56M0.00%−201,469−71.9%Reduced
Bank of New York Mellon Corp75,073$1.48M0.00%−9,088−10.8%Reduced
Rafferty Asset Management, LLC68,541$1.35M0.01%−6,004−8.1%Reduced
Twin Focus Capital Partners, LLC59,359$1.17M0.27%+59,359New
Morgan Stanley46,355$914.0K0.00%−26,663−36.5%Reduced
California State Teachers Retirement System40,671$803.0K0.00%−3,981−8.9%Reduced
Two Sigma Investments, LP38,623$762.0K0.00%+2,813+7.9%Added
Tudor Investment Corp Et Al35,480$700.0K0.01%+35,480New
Sectoral Asset Management Inc34,950$690.0K0.06%+13,500+62.9%Added
Susquehanna International Group, LLP29,791$588.0K0.00%−41,728−58.3%Reduced
Voloridge Investment Management, LLC28,504$563.0K0.00%+28,504New
Renaissance Technologies LLC28,000$553.0K0.00%+28,000New
Cubist Systematic Strategies, LLC27,663$546.0K0.01%−30,663−52.6%Reduced
Rhumbline Advisers26,897$531.0K0.00%−1,965−6.8%Reduced
New York State Common Retirement Fund26,551$524.0K0.00%+5,251+24.7%Added
State of Wisconsin Investment Board25,300$499.0K0.00%00.0%Unchanged
Focus Financial Network, Inc.25,141$496.3K0.07%+200+0.8%Added
Advisor Group Holdings, Inc.24,941$492.0K0.00%00.0%Unchanged
Deutsche Bank AG24,866$491.0K0.00%−1,358−5.2%Reduced
Squarepoint Ops LLC21,848$431.0K0.00%+21,848New
ProShare Advisors LLC19,350$382.0K0.00%+2,424+14.3%Added
Jane Street Group, LLC18,986$375.0K0.00%+18,986New
DekaBank Deutsche Girozentrale19,000$369.0K0.00%00.0%Unchanged
Credit Suisse AG18,279$361.0K0.00%+7,201+65.0%Added
UBS Group AG18,088$357.0K0.00%−53,740−74.8%Reduced
Wells Fargo & Company17,220$340.0K0.00%+17,202+95,566.7%Added
Manufacturers Life Insurance Company, The17,045$336.0K0.00%+74+0.4%Added
Bank of America Corp16,454$325.0K0.00%−15,059−47.8%Reduced
Erste Asset Management GmbH16,400$318.8K0.01%00.0%Unchanged
Invesco Ltd.14,491$286.0K0.00%+14,491New
ExodusPoint Capital Management, LP14,000$276.0K0.00%+14,000New
Cna Financial Corp13,405$265.0K0.08%+1,700+14.5%Added
Handelsbanken Fonder AB13,400$265.0K0.00%+13,400New
UBS Asset Management Americas Inc13,356$263.6K0.00%+13,356New
Parametric Portfolio Associates LLC12,910$255.0K0.00%+12,910New
Voya Investment Management LLC12,134$240.0K0.00%−624−4.9%Reduced
MetLife Investment Management11,916$235.2K0.00%00.0%Unchanged
SG Americas Securities, LLC11,354$224.0K0.00%+1,095+10.7%Added
Virtus ETF Advisers LLC9,854$195.0K0.08%+2,376+31.8%Added
Metropolitan Life Insurance Co9,729$192.1K0.00%+1,020+11.7%Added
Legal & General Group Plc5,429$107.0K0.00%+1,591+41.5%Added
Royal Bank of Canada2,472$48.0K0.00%+110+4.7%Added
Ameritas Investment Partners, Inc.2,408$48.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)2,185$43.0K0.00%+540+32.8%Added
Great West Life Assurance Co1,972$39.0K0.00%+1,055+115.0%Added
Benjamin F. Edwards & Company, Inc.1,554$31.0K0.00%+1,554New
Penserra Capital Management LLC1,480$29.0K0.00%+10+0.7%Added
Zurcher Kantonalbank (Zurich Cantonalbank)1,461$29.0K0.00%+95+7.0%Added
Nisa Investment Advisors, LLC1,000$20.0K0.00%+1,000New
State of Wyoming595$12.0K0.01%+313+111.0%Added
US Bancorp160$3.00K0.00%+160New
Advisory Services Network, LLC139$3.00K0.00%+139New
Point72 Hong Kong Ltd122$2.00K0.00%−328−72.9%Reduced
Daiwa Securities Group Inc.122$2.00K0.00%00.0%Unchanged
TCI Wealth Advisors, Inc.87$2.00K0.00%+87New
Simplex Trading, LLC100$1.00K0.00%−444−81.6%Reduced
Signaturefd, LLC38$1.00K0.00%+38New
Marshall Wace, LLP0$00.00%−152,939−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−61,672−100.0%Sold out
TCW Group Inc0$00.00%−40,667−100.0%Sold out
California Public Employees Retirement System0$00.00%−34,700−100.0%Sold out
Walleye Capital LLC0$00.00%−31,845−100.0%Sold out
Caption Management, LLC0$00.00%−28,000−100.0%Sold out
Laurion Capital Management LP0$00.00%−25,000−100.0%Sold out
Jump Financial, LLC0$00.00%−15,002−100.0%Sold out
Trexquant Investment LP0$00.00%−11,218−100.0%Sold out
Pacer Advisors, Inc.0$00.00%−1,740−100.0%Sold out
Bank of Montreal0$00.00%−871−100.0%Sold out