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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, Q1 2022

Institutional positions in Kalaris Therapeutics, Inc. as of Mar 31, 2022. 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
+1 vs. Q4 2021
Shares held
27.3M
+1.82M (+7.1%) vs. Q4 2021
Total value
$184.1M
−$145.3M (−44.1%) vs. Q4 2021
New holders
15
28 more added
Sold out
14
26 more reduced

1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2022: 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 heldQ1 2022: $184.1M
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, Q1 2022

Shares, value and share of portfolio for each institution holding Kalaris Therapeutics, Inc.; share changes are against Q4 2021.

Institutions holding KLRS in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC7,936,530$53.6M0.00%+555,467+7.5%Added
Vanguard Group Inc2,678,301$18.1M0.00%−115,282−4.1%Reduced
Artal Group S.A.2,323,371$15.7M0.66%00.0%Unchanged
BlackRock Inc.2,230,919$15.1M0.00%+62,747+2.9%Added
Ra Capital Management, L.P.1,440,525$9.72M0.21%+1,440,525New
American International Group, Inc.1,143,532$7.72M0.04%−1,030−0.1%Reduced
GMT Capital Corp1,138,070$7.68M0.48%+466,300+69.4%Added
Woodline Partners LP1,087,093$7.34M0.12%00.0%Unchanged
Redmile Group, LLC823,371$5.56M0.17%00.0%Unchanged
Massachusetts Financial Services Co785,020$5.30M0.00%+21,691+2.8%Added
JPMorgan Chase & Co763,908$5.16M0.00%+165,711+27.7%Added
Alkeon Capital Management LLC753,909$5.09M0.02%−12,111−1.6%Reduced
State Street Corp575,179$3.88M0.00%−647,916−53.0%Reduced
Geode Capital Management, LLC550,031$3.71M0.00%+11,878+2.2%Added
Marshall Wace, LLP324,658$2.19M0.00%−3,021−0.9%Reduced
Northern Trust Corp284,503$1.92M0.00%−13,575−4.6%Reduced
Charles Schwab Investment Management Inc205,124$1.39M0.00%−3,313−1.6%Reduced
Millennium Management LLC143,000$965.0K0.00%+73,401+105.5%Added
Federated Hermes, Inc.127,384$860.0K0.00%+127,384New
Two Sigma Investments, LP115,818$782.0K0.00%+27,368+30.9%Added
Citadel Advisors LLC108,945$736.0K0.00%+48,830+81.2%Added
Goldman Sachs Group Inc108,104$730.0K0.00%+15,495+16.7%Added
State of Wisconsin Investment Board93,800$633.0K0.00%+68,500+270.8%Added
Gsa Capital Partners LLP93,166$629.0K0.08%−16,441−15.0%Reduced
Morgan Stanley92,063$622.0K0.00%+43,320+88.9%Added
Nuveen Asset Management, LLC80,814$613.0K0.00%+581+0.7%Added
Bank of New York Mellon Corp88,087$594.0K0.00%00.0%Unchanged
Swiss National Bank84,800$572.0K0.00%+5,900+7.5%Added
Samsara BioCapital, LLC82,336$556.0K0.14%00.0%Unchanged
Lido Advisors, LLC79,416$536.0K0.01%00.0%Unchanged
Dimensional Fund Advisors LP70,387$476.0K0.00%+21,337+43.5%Added
Alps Advisors Inc67,161$453.0K0.00%−8,223−10.9%Reduced
Renaissance Technologies LLC53,100$358.0K0.00%+53,100New
California State Teachers Retirement System43,095$291.0K0.00%−3,218−6.9%Reduced
Man Group plc39,151$264.0K0.00%+39,151New
UBS Asset Management Americas Inc30,378$205.1K0.00%00.0%Unchanged
PDT Partners, LLC30,198$204.0K0.02%+30,198New
Jump Financial, LLC29,000$196.0K0.01%+29,000New
Rhumbline Advisers28,711$194.0K0.00%+1,029+3.7%Added
Two Sigma Advisers, LP28,700$194.0K0.00%+15,800+122.5%Added
Squarepoint Ops LLC28,216$190.0K0.00%+12,924+84.5%Added
Price T Rowe Associates Inc27,475$185.0K0.00%+6,900+33.5%Added
Cubist Systematic Strategies, LLC27,175$183.0K0.00%+5,850+27.4%Added
Deutsche Bank AG25,477$172.0K0.00%−898−3.4%Reduced
Susquehanna International Group, LLP25,357$171.0K0.00%−2,124−7.7%Reduced
Credit Suisse AG24,369$164.0K0.00%+1,649+7.3%Added
Tudor Investment Corp Et Al24,097$163.0K0.00%−586−2.4%Reduced
Advisor Group Holdings, Inc.23,641$160.0K0.00%00.0%Unchanged
Bank of America Corp23,361$158.0K0.00%−86,930−78.8%Reduced
DekaBank Deutsche Girozentrale21,500$156.0K0.00%+2,000+10.3%Added
Alliancebernstein L.P.22,300$151.0K0.00%00.0%Unchanged
Barclays PLC19,412$131.0K0.00%+19,412New
Susquehanna Fundamental Investments, LLC18,778$127.0K0.00%−4,040−17.7%Reduced
MetLife Investment Management18,052$121.9K0.00%+6,136+51.5%Added
Invesco Ltd.14,636$99.0K0.00%+132+0.9%Added
HRT Financial LP13,852$93.0K0.00%+13,852New
Manufacturers Life Insurance Company, The13,444$90.7K0.00%−2,668−16.6%Reduced
Handelsbanken Fonder AB13,400$90.0K0.00%00.0%Unchanged
New York State Common Retirement Fund13,154$89.0K0.00%−8,105−38.1%Reduced
Legal & General Group Plc12,580$85.0K0.00%+126+1.0%Added
ProShare Advisors LLC12,293$84.0K0.00%−3,325−21.3%Reduced
Voya Investment Management LLC11,379$77.0K0.00%00.0%Unchanged
Virtus ETF Advisers LLC10,463$71.0K0.03%−613−5.5%Reduced
Jane Street Group, LLC10,260$69.0K0.00%+10,260New
Citigroup Inc6,020$41.0K0.00%−51,378−89.5%Reduced
Ensign Peak Advisors, Inc5,750$39.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)5,455$37.0K0.00%+2,388+77.9%Added
Amalgamated Bank4,817$33.0K0.00%+4,817New
Amalgamated Financial Corp.4,817$33.0K0.00%+4,817New
Ameritas Investment Partners, Inc.2,408$16.0K0.00%00.0%Unchanged
Point72 Hong Kong Ltd2,390$16.0K0.00%+911+61.6%Added
Prospera Financial Services Inc2,380$16.0K0.00%+2,380New
Quantbot Technologies LP2,347$15.0K0.00%−200−7.9%Reduced
Royal Bank of Canada2,112$14.0K0.00%−4,447−67.8%Reduced
Great West Life Assurance Co1,972$14.0K0.00%00.0%Unchanged
Metropolitan Life Insurance Co1,980$13.4K0.00%−6,136−75.6%Reduced
Wells Fargo & Company1,127$8.00K0.00%−11,021−90.7%Reduced
Parallel Advisors, LLC1,145$8.00K0.00%+1,145New
UBS Group AG1,029$7.00K0.00%−62,876−98.4%Reduced
CWM, LLC834$6.00K0.00%−100−10.7%Reduced
Nisa Investment Advisors, LLC710$5.00K0.00%+710New
Daiwa Securities Group Inc.223$2.00K0.00%00.0%Unchanged
State of Wyoming318$2.00K0.00%+115+56.7%Added
Lindbrook Capital, LLC268$2.00K0.00%+268New
Sectoral Asset Management Inc0$00.00%−261,051−100.0%Sold out
E. Ohman J:or Asset Management AB0$00.00%−91,200−100.0%Sold out
Rafferty Asset Management, LLC0$00.00%−63,066−100.0%Sold out
Trexquant Investment LP0$00.00%−35,614−100.0%Sold out
Focus Financial Network, Inc.0$00.00%−25,141−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−17,306−100.0%Sold out
Erste Asset Management GmbH0$00.00%−16,400−100.0%Sold out
Walleye Trading LLC0$00.00%−14,462−100.0%Sold out
Simplex Trading, LLC0$00.00%−8,684−100.0%Sold out
Zurcher Kantonalbank (Zurich Cantonalbank)0$00.00%−1,319−100.0%Sold out
Group One Trading, L.P.0$00.00%−200−100.0%Sold out
Investmark Advisory Group LLC0$00.00%−200−100.0%Sold out
US Bancorp0$00.00%−87−100.0%Sold out
Covestor Ltd0$00.00%−21−100.0%Sold out
Carroll Financial Associates, Inc.––––Not filed