🕵️ Kalaris Therapeutics, Inc. ($KLRS)

SEC insider & ownership activity, last 12 months · CIK 1754068 · every row links its SEC filing

Insider buy value was withheld pending verification over the last 12 months. Srinivas Akkaraju trimmed 56.5% → 54.2%; Samsara BioCapital GP, LLC trimmed 47.9% → 44.9%. No red-flag 8-Ks in the window.

Insider flow

1 buyer, value withheld pending verification (2 lots) · 1 seller, $13K (1 lots)

InsiderBuysBoughtSellsSoldLast
Akkaraju Srinivas2value withheld pending verification 0May 20, 2026
Brett R. R. Hagen0 1$13KMar 20, 2026

5%+ holders

HolderStakeClassScheduleEvent
Srinivas Akkaraju 54.2% 13DMay 20, 2026 filing ↗
Samsara BioCapital GP, LLC 44.9% 13DMay 20, 2026 filing ↗
Samsara BioCapital, L.P. 44.8% 13DMay 20, 2026 filing ↗
Samsara Opportunity Fund, L.P. 9.3% 13DMay 20, 2026 filing ↗
Samsara Opportunity Fund GP, LLC 9.3% 13DMay 20, 2026 filing ↗
RTW Investments, LP 5.7% 13GFeb 17, 2026 filing ↗
Roderick Wong 5.7% 13GFeb 17, 2026 filing ↗

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
Brett R. R. Hagen$13KMar 20, 2026 filing ↗

Material events (8-K)

ItemEvent date
Earnings (2.02)Aug 11, 2026 filing ↗
Financial Statements and Exhibits (9.01)Aug 11, 2026 filing ↗
Reg FD disclosure (7.01)Jul 17, 2026 filing ↗
Other events (8.01)Jul 17, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jul 17, 2026 filing ↗
Officer/director changes (5.02)Jul 14, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jul 14, 2026 filing ↗
Officer/director changes (5.02)Jul 3, 2026 filing ↗
Shareholder vote (5.07)Jun 3, 2026 filing ↗
Earnings (2.02)May 12, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 12, 2026 filing ↗
Officer/director changes (5.02)Apr 8, 2026 filing ↗
Earnings (2.02)Mar 17, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 17, 2026 filing ↗
Reg FD disclosure (7.01)Mar 9, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 9, 2026 filing ↗
Material agreement (1.01)Dec 17, 2025 filing ↗
Unregistered equity sale (3.02)Dec 17, 2025 filing ↗
Other events (8.01)Dec 17, 2025 filing ↗
Financial Statements and Exhibits (9.01)Dec 17, 2025 filing ↗
Reg FD disclosure (7.01)Dec 17, 2025 filing ↗
Other events (8.01)Dec 17, 2025 filing ↗
Financial Statements and Exhibits (9.01)Dec 17, 2025 filing ↗
Earnings (2.02)Nov 12, 2025 filing ↗
Financial Statements and Exhibits (9.01)Nov 12, 2025 filing ↗
Officer/director changes (5.02)Oct 28, 2025 filing ↗
Financial Statements and Exhibits (9.01)Oct 28, 2025 filing ↗