🕵️ Alumis Inc. ($ALMS)

SEC insider & ownership activity, last 12 months · CIK 1847367 · every row links its SEC filing

Over the last 12 months insiders sold $1.5M against $61.7M of open-market buying. Akkaraju Srinivas bought $29.8M (Nov–Sep). David E. Goel trimmed 22.5% → 15.8%; AyurMaya Capital Management Company, LP trimmed 15.8% → 12.3%. No red-flag 8-Ks in the window.

Oct 2025: net +$0 Nov 2025: net +$15.4M Dec 2025: net +$4.5M Jan 2026: net +$31.0M Feb 2026: net +$0 Mar 2026: net +$0 Apr 2026: net +$0 May 2026: net +$0 Jun 2026: net +$0 Jul 2026: net -$140K Aug 2026: net -$394K Sep 2026: net +$9.7M
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

4 buyers, $61.7M (40 lots) · 7 sellers, $1.5M (9 lots)

InsiderBuysBoughtSellsSoldLast
Akkaraju Srinivas19$29.8M 2$1.0MSep 8, 2026
James B. Tananbaum7$10.6M 0Jan 8, 2026
Foresite Capital Management VI LLC7$10.6M 0Jan 8, 2026
Foresite LABS, LLC7$10.6M 0Jan 8, 2026
Pangali Sanam0 2$176KAug 3, 2026
John R. Schroer0 1$87KAug 3, 2026
Roy C. Hardiman0 1$71KAug 3, 2026
David M. Goldstein0 1$68KAug 3, 2026
Bradley Mark Christopher0 1$68KAug 3, 2026
Drappa Jorn0 1$65KAug 3, 2026

5%+ holders

HolderStakeClassScheduleEvent
David E. Goel 15.8% 13DMay 21, 2025 filing ↗
James B. Tananbaum 14.5% 13DAug 10, 2026 filing ↗
David E. Goel 12.3% 13DMay 14, 2026 filing ↗
AyurMaya Capital Management Company, LP 12.3% 13DMay 14, 2026 filing ↗
DEEP Track Capital, LP 6.0% 13GApr 7, 2026 filing ↗
DEEP Track Biotechnology Master Fund, Ltd. 6.0% 13GApr 7, 2026 filing ↗
David Kroin 6.0% 13GApr 7, 2026 filing ↗
BlackRock, Inc. 5.7% 13GJul 27, 2026 filing ↗
Foresite Capital Fund V, L.P. 5.6% 13DAug 10, 2026 filing ↗
Foresite Capital Management V, LLC 5.6% 13DAug 10, 2026 filing ↗
FMR LLC 5.5% 13GAug 6, 2026 filing ↗
Abigail P. Johnson 5.5% 13GAug 6, 2026 filing ↗
Srinivas Akkaraju 5.4% 13DJan 9, 2026 filing ↗
Foresite Capital Opportunity Fund V, L.P. 5.4% 13DAug 10, 2026 filing ↗
Foresite Capital Opportunity Management V, LLC 5.4% 13DAug 10, 2026 filing ↗

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
Sanampreet Pangali$140KJul 6, 2026 filing ↗

Material events (8-K)

ItemEvent date
Other events (8.01)Sep 1, 2026 filing ↗
Financial Statements and Exhibits (9.01)Sep 1, 2026 filing ↗
Earnings (2.02)Aug 13, 2026 filing ↗
Financial Statements and Exhibits (9.01)Aug 13, 2026 filing ↗
Other events (8.01)Aug 10, 2026 filing ↗
Financial Statements and Exhibits (9.01)Aug 10, 2026 filing ↗
Shareholder vote (5.07)Jun 30, 2026 filing ↗
Other events (8.01)Jun 29, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jun 29, 2026 filing ↗
Earnings (2.02)May 14, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 14, 2026 filing ↗
Other events (8.01)Mar 28, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 28, 2026 filing ↗
Earnings (2.02)Mar 19, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 19, 2026 filing ↗
Earnings (2.02)Jan 7, 2026 filing ↗
Other events (8.01)Jan 7, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jan 7, 2026 filing ↗
Other events (8.01)Jan 6, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jan 6, 2026 filing ↗
Other events (8.01)Jan 2, 2026 filing ↗
Earnings (2.02)Nov 13, 2025 filing ↗
Financial Statements and Exhibits (9.01)Nov 13, 2025 filing ↗