KALARIS THERAPEUTICS INC

Historical 13F Holders

Symbol
KLRS
CUSIP
482929106
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 482929106 since 12/18/2024, newest first.

Filer % of Class Filed
Samsara BioCapital, L.P. 13D/A Amendment 3
54.2% 5/22/2026
Event 5/20/2026
Samsara BioCapital, L.P. 13D/A Amendment 2
56.5% 2/17/2026
Event 12/18/2025
RTW Investments, LP 13G
5.7% 2/17/2026
Event 12/31/2025
Samsara BioCapital, L.P. 13D/A Amendment 1
56.5% 12/22/2025
Event 12/22/2025
Invus Global Management, LLC 13G/A Amendment 3
1.5% 7/29/2025
Event 6/30/2025
EcoR1 Capital, LLC 13G/A Amendment 2
1.1% 5/15/2025
Event 3/31/2025
Samsara BioCapital, L.P. 13D
61.2% 3/25/2025
Event 3/18/2025
Gilead Sciences, Inc. 13G/A Amendment 2 3.9% 3/20/2025
Event 3/18/2025

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q2 56 18.0 M $73.4 M
2026 Q1 59 18.7 M $108 M
2025 Q4 52 18.0 M $152 M
2025 Q3 33 13.2 M $76.4 M
2025 Q2 32 13.4 M $35.7 M
2025 Q1 33 13.9 M $111 M