KLRSKALARIS THERAPEUTICS INC
CUSIP 482929106 · Yahoo Finance ↗ · Google Finance ↗
Kalaris Therapeutics Inc (KLRS) has 58 institutional holders in Filings Flow’s 13F database, together reporting 18.70M shares worth $108M as of Q1 2026. The largest reported holders are Samsara Biocapital, LLC, Rtw Investments, LP, and Paradigm Biocapital Advisors LP.
Institutional Holders
58
Q1 2026
Reported Value
$108M
Ticker
KLRS
Quarters Tracked
3
Ownership Trend
Institutional holders
Total reported value
Holders
Mixed quarters
| Manager | % of Portfolio | Value | Shares | Quarter |
|---|---|---|---|---|
| Samsara BioCapital, LLC$1.0B AUM | 7.26% | $75M | 12.95M | Q1 2026OLDER |
| Kalehua Capital Management LLC$260M AUM | 1.11% | $2M | 271.2K | Q1 2026OLDER |
| Propel Bio Management, LLC$159M AUM | 1.08% | $2M | 295.8K | Q1 2026OLDER |
| WHI TRUST Co LLC$133M AUM | 0.42% | $562,535 | 97.5K | Q1 2026OLDER |
| Ikarian Capital, LLC$1.2B AUM | 0.17% | $2M | 360.0K | Q1 2026OLDER |
| TANG CAPITAL MANAGEMENT LLC$2.0B AUM | 0.09% | $2M | 418.2K | Q3 2025OLDER |
| Paradigm Biocapital Advisors LP$4.9B AUM | 0.08% | $4M | 700.0K | Q1 2026OLDER |
| RTW INVESTMENTS, LP$10.0B AUM | 0.07% | $8M | 1.30M | Q1 2026OLDER |
| Siren, L.L.C.$3.6B AUM | 0.07% | $3M | 435.8K | Q1 2026OLDER |
| Velan Capital Investment Management LP$160M AUM | 0.07% | $103,860 | 18.0K | Q1 2026OLDER |
| Redmile Group, LLC$1.5B AUM | 0.05% | $700,140 | 83.0K | Q4 2025OLDER |
| Stonepine Capital Management, LLC$250M AUM | 0.05% | $117,708 | 20.4K | Q1 2026OLDER |
| WealthTrust Asset Management, LLC$167M AUM | 0.04% | $71,640 | 12.4K | Q1 2026OLDER |
| ADAR1 Capital Management, LLC$1.7B AUM | 0.03% | $577,000 | 100.0K | Q1 2026OLDER |
| Fortis Capital Advisors, LLC$763M AUM | 0.03% | $230,800 | 40.0K | Q1 2026OLDER |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P$107M AUM | 0.02% | $23,080 | 4.0K | Q1 2026OLDER |
| 683 Capital Management, LLC$1.9B AUM | 0.01% | $259,650 | 45.0K | Q1 2026OLDER |
| Alyeska Investment Group, L.P.$35.4B AUM | 0.01% | $3M | 572.7K | Q1 2026OLDER |
| Belpointe Asset Management LLC$2.7B AUM | 0.01% | $230,800 | 40.0K | Q1 2026OLDER |
| Simplify Asset Management Inc.$6.5B AUM | 0.01% | $504,448 | 87.4K | Q1 2026OLDER |
| BOOTHBAY FUND MANAGEMENT, LLC$7.7B AUM | 0.01% | $532,346 | 92.3K | Q1 2026OLDER |
| Keel Point, LLC$1.5B AUM | 0.01% | $86,299 | 10.2K | Q4 2025OLDER |
| RBF Capital, LLC$2.0B AUM | 0.00% | $100,346 | 17.4K | Q1 2026OLDER |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC$5.0B AUM | 0.00% | $129,825 | 22.5K | Q1 2026OLDER |
| XTX Topco Ltd$5.8B AUM | 0.00% | $91,971 | 10.9K | Q4 2025OLDER |
| Woodline Partners LP$26.4B AUM | 0.00% | $577,000 | 100.0K | Q1 2026OLDER |
| Johnson Financial Group, Inc.$2.8B AUM | 0.00% | $57,700 | 10.0K | Q1 2026OLDER |
| OMERS ADMINISTRATION Corp$15.6B AUM | 0.00% | $253,200 | 30.0K | Q4 2025OLDER |
| Independent Advisor Alliance$9.3B AUM | 0.00% | $82,110 | 14.2K | Q1 2026OLDER |
| RENAISSANCE TECHNOLOGIES LLC$63.9B AUM | 0.00% | $381,691 | 66.2K | Q1 2026OLDER |
| MARSHALL WACE, LLP$100.4B AUM | 0.00% | $391,662 | 67.9K | Q1 2026OLDER |
| Strengthening Families & Communities, LLC$401M AUM | 0.00% | $1,546 | 268 | Q1 2026OLDER |
| Walleye Capital LLC$24.0B AUM | 0.00% | $94,739 | 11.2K | Q4 2025OLDER |
| Squarepoint Ops LLC$85.1B AUM | 0.00% | $229,490 | 39.8K | Q1 2026OLDER |
| RAYMOND JAMES FINANCIAL INC$324.4B AUM | 0.00% | $685,978 | 118.9K | Q1 2026OLDER |
| Connor, Clark & Lunn Investment Management Ltd.$43.4B AUM | 0.00% | $78,789 | 13.7K | Q1 2026OLDER |
| Fortitude Family Office, LLC$448M AUM | 0.00% | $658 | 114 | Q1 2026OLDER |
| MILLENNIUM MANAGEMENT LLC$240.3B AUM | 0.00% | $343,511 | 59.5K | Q1 2026OLDER |
| TWO SIGMA INVESTMENTS, LP$123.9B AUM | 0.00% | $176,850 | 30.6K | Q1 2026OLDER |
| GOLDMAN SACHS GROUP INC$870.9B AUM | 0.00% | $637,602 | 110.5K | Q1 2026OLDER |
| Qube Research & Technologies Ltd$89.9B AUM | 0.00% | $64,064 | 11.1K | Q1 2026OLDER |
| Steward Partners Investment Advisory, LLC$19.6B AUM | 0.00% | $12,781 | 2.2K | Q1 2026OLDER |
| VANGUARD FIDUCIARY TRUST CO$396.1B AUM | 0.00% | $211,857 | 36.7K | Q1 2026OLDER |
| JANE STREET GROUP, LLC$777.2B AUM | 0.00% | $279,482 | 33.1K | Q4 2025OLDER |
| VANGUARD CAPITAL MANAGEMENT LLC$4.04T AUM | 0.00% | $1M | 255.3K | Q1 2026OLDER |
| VANGUARD GROUP INC$6.90T AUM | 0.00% | $2M | 292.8K | Q4 2025OLDER |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP$893.3B AUM | 0.00% | $303,987 | 52.7K | Q1 2026OLDER |
| GEODE CAPITAL MANAGEMENT, LLC$1.61T AUM | 0.00% | $505,341 | 87.5K | Q1 2026OLDER |
| CITIGROUP INC$234.5B AUM | 0.00% | $50,216 | 8.7K | Q1 2026OLDER |
| Tower Research Capital LLC (TRC)$3.8B AUM | 0.00% | $802 | 139 | Q1 2026OLDER |
| MORGAN STANLEY$1.67T AUM | 0.00% | $235,881 | 27.9K | Q1 2026OLDER |
| NORTHERN TRUST CORP$756.6B AUM | 0.00% | $83,371 | 14.4K | Q1 2026OLDER |
| BARCLAYS PLC$416.3B AUM | 0.00% | $30,466 | 5.3K | Q1 2026OLDER |
| UBS Group AG$666.3B AUM | 0.00% | $35,682 | 6.2K | Q1 2026OLDER |
| STATE STREET CORP$2.90T AUM | 0.00% | $152,963 | 26.5K | Q1 2026OLDER |
| Parallel Advisors, LLC$5.6B AUM | 0.00% | $283 | 49 | Q2 2026 |
| BANK OF AMERICA CORP /DE/$1.37T AUM | 0.00% | $56,582 | 6.7K | Q4 2025OLDER |
| BlackRock, Inc.$5.72T AUM | 0.00% | $207,968 | 36.0K | Q1 2026OLDER |
| Farther Finance Advisors, LLC$10.6B AUM | 0.00% | $191 | 33 | Q3 2025OLDER |
| FMR LLC$1.90T AUM | 0.00% | $45,041 | 7.8K | Q1 2026OLDER |
| Vanguard Global Advisers, LLC$186.5B AUM | 0.00% | $4,183 | 725 | Q1 2026OLDER |
| BNP PARIBAS FINANCIAL MARKETS$205.8B AUM | 0.00% | $3,762 | 652 | Q1 2026OLDER |
| HARBOUR INVESTMENTS, INC.$6.5B AUM | 0.00% | $75 | 13 | Q1 2026OLDER |
| SBI Securities Co., Ltd.$3.6B AUM | 0.00% | $29 | 5 | Q1 2026OLDER |
| FEDERATED HERMES, INC.$61.5B AUM | 0.00% | $196 | 34 | Q1 2026OLDER |
| ROYAL BANK OF CANADA$570.1B AUM | 0.00% | $1,000 | 103 | Q1 2026OLDER |
| JPMORGAN CHASE & CO$1.56T AUM | 0.00% | $265 | 50 | Q1 2026OLDER |
Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.