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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.

Q3 2021 vs. Q2 2021

How the institutions holding Kalaris Therapeutics, Inc. changed between Q2 2021 and Q3 2021.

All holders in Q3 2021All holders in Q2 2021

13F holders of KLRS: Q2 2021 compared with Q3 2021
MeasureQ2 2021Of which not filed for Q3 2021Q3 2021Change
Holders84180−3
Shares26.4M112.5K25.6M−769.2K (−2.9%)
Value$521.8M$2.22M$640.3M+$120.7M (+23.2%)

1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (12)

Institutions that held Kalaris Therapeutics, Inc. at the end of Q3 2021 but not at the end of Q2 2021.

Institutions new to KLRS in Q3 2021
InstitutionSharesValue% of portfolio
GMT Capital Corp476,488$11.9M1.05%
Wellington Management Group LLP267,996$6.72M0.00%
E. Ohman J:or Asset Management AB72,400$1.81M0.06%
Endurant Capital Management LP44,430$1.11M0.34%
Susquehanna Fundamental Investments, LLC23,818$597.0K0.01%
Jump Financial, LLC15,227$381.0K0.03%
Arizona State Retirement System9,754$244.0K0.00%
Quantbot Technologies LP5,047$126.0K0.01%
Dark Forest Capital Management LP4,881$122.0K0.04%
Amundi1,470$37.0K0.00%
Harbour Investments, Inc.15$00.00%
Ellevest, Inc.9$00.00%

Sold out (15)

Institutions that held Kalaris Therapeutics, Inc. at the end of Q2 2021 and filed for Q3 2021 without it.

Institutions that sold out of KLRS in Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
EcoR1 Capital, LLC447,012$8.82M
Millennium Management LLC87,195$1.72M
HRT Financial LP80,181$1.58M
Twin Focus Capital Partners, LLC59,359$1.17M
Tudor Investment Corp Et Al35,480$700.0K
Voloridge Investment Management, LLC28,504$563.0K
Renaissance Technologies LLC28,000$553.0K
Squarepoint Ops LLC21,848$431.0K
Jane Street Group, LLC18,986$375.0K
Cna Financial Corp13,405$265.0K
Benjamin F. Edwards & Company, Inc.1,554$31.0K
Advisory Services Network, LLC139$3.00K
TCI Wealth Advisors, Inc.87$2.00K
Point72 Hong Kong Ltd122$2.00K
Signaturefd, LLC38$1.00K

Not filed for Q3 2021 yet (1)

Institutions that held Kalaris Therapeutics, Inc. at the end of Q2 2021 and haven't filed a 13F for Q3 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding KLRS in Q2 2021 that haven't filed for Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
CWM, LLC112,478$2.22M