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 2024
Institutional positions in Kalaris Therapeutics, Inc. as of Mar 31, 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
- 77
- −4 vs. Q4 2023
- Shares held
- 49.3M
- +7.45M (+17.8%) vs. Q4 2023
- Total value
- $36.4M
- +$7.91M (+27.8%) vs. Q4 2023
- New holders
- 12
- 22 more added
- Sold out
- 16
- 28 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 56 | $73.4M |
| Q1 2026 | 58 | $107.2M |
| Q4 2025 | 51 | $151.9M |
| Q3 2025 | 32 | $76.4M |
| Q2 2025 | 30 | $35.7M |
| Q1 2025 | 32 | $111.4M |
| Q4 2024 | 53 | $20.7M |
| Q3 2024 | 60 | $36.3M |
| Q2 2024 | 72 | $33.9M |
| Q1 2024 | 77 | $36.4M |
| Q4 2023 | 82 | $28.5M |
| Q3 2023 | 90 | $115.5M |
| Q2 2023 | 94 | $183.6M |
| Q1 2023 | 89 | $156.0M |
| Q4 2022 | 86 | $193.1M |
| Q3 2022 | 87 | $293.7M |
| Q2 2022 | 84 | $109.6M |
| Q1 2022 | 84 | $184.1M |
| Q4 2021 | 84 | $329.4M |
| Q3 2021 | 80 | $640.3M |
| Q2 2021 | 84 | $521.8M |
| Q1 2021 | 75 | $624.4M |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Kalaris Therapeutics, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | 11,294,585 | $8.53M | 0.22% | +11,294,585 | New |
| Artal Group S.A. | 6,597,167 | $4.98M | 0.13% | 00.0% | Unchanged |
| Octagon Capital Advisors LP | 4,200,000 | $3.17M | 0.39% | +4,200,000 | New |
| BlackRock Inc. | 3,385,831 | $2.56M | 0.00% | −140,281−4.0% | Reduced |
| Millennium Management LLC | 2,942,608 | $2.22M | 0.00% | −961,401−24.6% | Reduced |
| Vanguard Group Inc | 2,922,454 | $2.21M | 0.00% | −16,151−0.5% | Reduced |
| Irenic Capital Management LP | 2,579,582 | $1.95M | 0.50% | +2,579,582 | New |
| Redmile Group, LLC | 1,907,969 | $1.44M | 0.05% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 1,587,451 | $1.20M | 0.00% | +1,387,666+694.6% | Added |
| Geode Capital Management, LLC | 1,273,922 | $961.8K | 0.00% | +20,684+1.7% | Added |
| State Street Corp | 1,178,256 | $889.5K | 0.00% | +97,152+9.0% | Added |
| Acuitas Investments, LLC | 979,600 | $739.5K | 0.37% | +979,600 | New |
| D. E. Shaw & Co., Inc. | 869,862 | $656.7K | 0.00% | +617,223+244.3% | Added |
| Renaissance Technologies LLC | 861,494 | $650.0K | 0.00% | +99,529+13.1% | Added |
| Charles Schwab Investment Management Inc | 460,826 | $347.9K | 0.00% | −15,006−3.2% | Reduced |
| Northern Trust Corp | 449,475 | $339.3K | 0.00% | +20,297+4.7% | Added |
| Marshall Wace, LLP | 365,136 | $273.9K | 0.00% | +40,478+12.5% | Added |
| Morgan Stanley | 353,727 | $267.0K | 0.00% | −158,790−31.0% | Reduced |
| Two Sigma Investments, LP | 317,846 | $239.9K | 0.00% | +53,291+20.1% | Added |
| Two Sigma Advisers, LP | 298,400 | $225.3K | 0.00% | +199,600+202.0% | Added |
| FMR LLC | 271,837 | $205.2K | 0.00% | −5,420,945−95.2% | Reduced |
| Gsa Capital Partners LLP | 226,627 | $171.0K | 0.01% | +17,846+8.5% | Added |
| Pennant Investors, LP | 215,700 | $162.8K | 0.05% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 203,500 | $154.0K | 0.00% | 00.0% | Unchanged |
| BML Capital Management, LLC | 200,464 | $151.3K | 0.10% | +200,464 | New |
| Marquette Asset Management, LLC | 178,883 | $135.0K | 0.02% | +178,883 | New |
| Goldman Sachs Group Inc | 160,493 | $121.2K | 0.00% | −305,578−65.6% | Reduced |
| Bank of New York Mellon Corp | 159,423 | $120.3K | 0.00% | −45,551−22.2% | Reduced |
| Citadel Advisors LLC | 146,200 | $110.4K | 0.00% | −93,669−39.1% | Reduced |
| Qube Research & Technologies Ltd | 107,658 | $81.3K | 0.00% | −89,360−45.4% | Reduced |
| Price T Rowe Associates Inc | 97,986 | $74.0K | 0.00% | +54,900+127.4% | Added |
| AQR Capital Management LLC | 93,759 | $70.8K | 0.00% | −30,641−24.6% | Reduced |
| Susquehanna International Group, LLP | 91,695 | $69.2K | 0.00% | +55,796+155.4% | Added |
| Samsara BioCapital, LLC | 82,336 | $62.2K | 0.01% | 00.0% | Unchanged |
| Lido Advisors, LLC | 79,416 | $60.0K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 70,751 | $53.8K | 0.00% | +49,157+227.6% | Added |
| Dimensional Fund Advisors LP | 69,769 | $52.7K | 0.00% | −1,400−2.0% | Reduced |
| Rhumbline Advisers | 68,999 | $52.1K | 0.00% | +5,381+8.5% | Added |
| Alliancebernstein L.P. | 64,430 | $48.6K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 63,815 | $48.2K | 0.00% | +63,815 | New |
| Raymond James Financial Services Advisors, Inc. | 60,500 | $45.7K | 0.00% | +27,060+80.9% | Added |
| UBS Group AG | 55,496 | $41.9K | 0.00% | −5,132−8.5% | Reduced |
| Tudor Investment Corp Et Al | 49,620 | $37.5K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 46,460 | $35.1K | 0.00% | −8,355−15.2% | Reduced |
| Bank of America Corp | 45,381 | $34.2K | 0.00% | −24,781−35.3% | Reduced |
| Amundi | 45,448 | $33.7K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 35,247 | $26.6K | 0.00% | −34,401−49.4% | Reduced |
| JPMorgan Chase & Co | 30,184 | $22.8K | 0.00% | −334,733−91.7% | Reduced |
| JustInvest LLC | 28,438 | $21.5K | 0.00% | +16,885+146.2% | Added |
| Capstone Investment Advisors, LLC | 27,250 | $20.6K | 0.00% | +2,250+9.0% | Added |
| American International Group, Inc. | 1,153,976 | $19.8K | 0.00% | −2170.0% | Reduced |
| Manufacturers Life Insurance Company, The | 21,345 | $16.1K | 0.00% | −1,665−7.2% | Reduced |
| Principal Financial Group Inc | 20,732 | $15.7K | 0.00% | −2,205−9.6% | Reduced |
| Cubist Systematic Strategies, LLC | 19,744 | $14.9K | 0.00% | −7,059−26.3% | Reduced |
| PFG Investments, LLC | 19,000 | $14.3K | 0.00% | −500−2.6% | Reduced |
| Wells Fargo & Company | 18,263 | $13.8K | 0.00% | +2,295+14.4% | Added |
| SG Americas Securities, LLC | 17,584 | $13.0K | 0.00% | +283+1.6% | Added |
| Engineers Gate Manager LP | 16,114 | $12.2K | 0.00% | −46,638−74.3% | Reduced |
| Federated Hermes, Inc. | 15,205 | $11.5K | 0.00% | +13,240+673.8% | Added |
| Advisor Group Holdings, Inc. | 15,000 | $11.3K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 11,912 | $8.99K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 10,447 | $7.89K | 0.00% | +2,978+39.9% | Added |
| Tower Research Capital LLC (TRC) | 10,172 | $7.68K | 0.00% | −4,291−29.7% | Reduced |
| New York State Common Retirement Fund | 7,467 | $5.64K | 0.00% | 00.0% | Unchanged |
| Strengthening Families & Communities, LLC | 6,200 | $5.00K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 4,029 | $3.04K | 0.00% | −2,339−36.7% | Reduced |
| Quantbot Technologies LP | 3,259 | $2.46K | 0.00% | −5,225−61.6% | Reduced |
| Ameritas Investment Partners, Inc. | 2,408 | $1.82K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 1,329 | $1.06K | 0.00% | +1,329 | New |
| Royal Bank of Canada | 1,196 | $1.00K | 0.00% | −13,981−92.1% | Reduced |
| Amalgamated Bank | 1,027 | $1.00K | 0.00% | −1,815−63.9% | Reduced |
| CWM, LLC | 1,571 | $1.00K | 0.00% | +1,566+31,320.0% | Added |
| Avion Wealth | 683 | $1.00K | 0.00% | +683 | New |
| Parallel Advisors, LLC | 1,145 | $864 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 93 | $75 | 0.00% | +93 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 9 | $6 | 0.00% | +9 | New |
| Mirae Asset Global Investments Co., Ltd. | 12,116 | – | – | +12,116 | New |
| Wasatch Advisors Inc | 0 | $0 | 0.00% | −3,784,623−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −2,511,004−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −285,138−100.0% | Sold out |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −190,581−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −82,247−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −63,727−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −41,269−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −36,004−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −23,111−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −21,504−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −13,226−100.0% | Sold out |
| Baker Ellis Asset Management LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| California State Teachers Retirement System | 0 | $0 | 0.00% | −8,379−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −2,373−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −710−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −126−100.0% | Sold out |
| Focus Financial Network Inc | – | – | – | – | Not filed |