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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.

Q4 2021 vs. Q3 2021

How the institutions holding Kalaris Therapeutics, Inc. changed between Q3 2021 and Q4 2021.

All holders in Q4 2021All holders in Q3 2021

13F holders of KLRS: Q3 2021 compared with Q4 2021
MeasureQ3 2021Of which not filed for Q4 2021Q4 2021Change
Holders80184+5
Shares25.6M324.7K25.4M+219.7K (+0.9%)
Value$640.3M$8.14M$329.4M−$302.7M (−47.9%)

1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (18)

Institutions that held Kalaris Therapeutics, Inc. at the end of Q4 2021 but not at the end of Q3 2021.

Institutions new to KLRS in Q4 2021
InstitutionSharesValue% of portfolio
Marshall Wace, LLP327,679$4.24M0.01%
Gsa Capital Partners LLP109,607$1.42M0.18%
Millennium Management LLC69,599$901.0K0.00%
Citadel Advisors LLC60,115$778.0K0.00%
Dimensional Fund Advisors LP49,050$635.0K0.00%
Trexquant Investment LP35,614$461.0K0.03%
Tudor Investment Corp Et Al24,683$319.0K0.01%
Price T Rowe Associates Inc20,575$266.0K0.00%
Squarepoint Ops LLC15,292$198.0K0.00%
Walleye Trading LLC14,462$187.0K0.00%
Two Sigma Advisers, LP12,900$167.0K0.00%
Ensign Peak Advisors, Inc5,750$74.0K0.00%
Point72 Hong Kong Ltd1,479$19.0K0.00%
Carroll Financial Associates, Inc.1,000$13.0K0.00%
CWM, LLC934$12.0K0.00%
Group One Trading, L.P.200$3.00K0.00%
Investmark Advisory Group LLC200$2.00K0.00%
Covestor Ltd21$00.00%

Sold out (13)

Institutions that held Kalaris Therapeutics, Inc. at the end of Q3 2021 and filed for Q4 2021 without it.

Not filed for Q4 2021 yet (1)

Institutions that held Kalaris Therapeutics, Inc. at the end of Q3 2021 and haven't filed a 13F for Q4 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding KLRS in Q3 2021 that haven't filed for Q4 2021
InstitutionShares, Q3 2021Value, Q3 2021
Marshall Wace North America L.P.324,658$8.14M