Alumis (ALMS) insider buying
23 open-market purchases of ALMS by Alumis's executives and directors since November 2025, worth $53M in total, from SEC Form 4 filings.
The most recent: Srinivas Akkaraju, Director bought $3M on September 8, 2026.
The biggest buyer over the period is Srinivas Akkaraju (Director): 14 purchases, $26M.
By year
| Year | Purchases | Value |
|---|---|---|
| 2026 | 7 | $39M |
| 2025 | 16 | $14M |
Biggest buyers
| Insider | Buys | Value |
|---|---|---|
| Srinivas Akkaraju Director | 14 | $26M |
| James B Tananbaum | 3 | $9M |
| Foresite Capital Management Vi | 3 | $9M |
| Foresite Labs, Llc | 3 | $9M |
Every purchase
Newest first. From SEC Form 4 filings. Insider buying across the market.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Sep 8, 2026 | Srinivas Akkaraju Director |
273,290 | $10.63 | $3M | Form 4 |
| Sep 8, 2026 | Srinivas Akkaraju Director |
273,291 | $10.63 | $3M | Form 4 |
| Sep 4, 2026 | Srinivas Akkaraju Director |
220,070 | $11.17 | $2M | Form 4 |
| Jan 9, 2026 | Srinivas Akkaraju |
588,235 | $17.00 | $10M | Form 4 |
| Jan 8, 2026 | James B Tananbaum |
411,764 | $17.00 | $7M | Form 4 |
| Jan 8, 2026 | Foresite Capital Management Vi |
411,764 | $17.00 | $7M | Form 4 |
| Jan 8, 2026 | Foresite Labs, Llc |
411,764 | $17.00 | $7M | Form 4 |
| Dec 5, 2025 | Srinivas Akkaraju |
186,377 | $9.84 | $2M | Form 4 |
| Dec 4, 2025 | Srinivas Akkaraju |
66,027 | $8.18 | $540,101 | Form 4 |
| Dec 3, 2025 | Srinivas Akkaraju |
100,000 | $7.75 | $775,000 | Form 4 |
| Dec 2, 2025 | Srinivas Akkaraju |
96,000 | $7.55 | $724,800 | Form 4 |
| Dec 1, 2025 | Srinivas Akkaraju |
86,350 | $7.46 | $644,171 | Form 4 |
| Nov 28, 2025 | Srinivas Akkaraju |
38,702 | $7.64 | $295,683 | Form 4 |
| Nov 26, 2025 | Srinivas Akkaraju |
48,537 | $7.64 | $370,823 | Form 4 |
| Nov 20, 2025 | Srinivas Akkaraju |
125,743 | $7.20 | $905,350 | Form 4 |
| Nov 19, 2025 | Foresite Capital Management Vi |
190,500 | $6.56 | $1M | Form 4 |
| Nov 19, 2025 | James B Tananbaum |
190,500 | $6.56 | $1M | Form 4 |
| Nov 19, 2025 | Srinivas Akkaraju |
137,772 | $6.56 | $903,784 | Form 4 |
| Nov 19, 2025 | Foresite Labs, Llc |
190,500 | $6.56 | $1M | Form 4 |
| Nov 18, 2025 | Srinivas Akkaraju |
102,652 | $6.05 | $621,045 | Form 4 |
| Nov 18, 2025 | James B Tananbaum |
117,374 | $6.19 | $726,545 | Form 4 |
| Nov 18, 2025 | Foresite Labs, Llc |
117,374 | $6.19 | $726,545 | Form 4 |
| Nov 18, 2025 | Foresite Capital Management Vi |
117,374 | $6.19 | $726,545 | Form 4 |
Questions
Are Alumis insiders buying the stock?
23 open-market purchases of ALMS by Alumis's executives and directors since November 2025, worth $53M in total, from SEC Form 4 filings. The most recent: Srinivas Akkaraju, Director bought $3M on September 8, 2026.
What counts as insider buying here?
Open-market purchases (Form 4 code P) by officers and directors. Option exercises, grants and purchases by 10% owners are left out.
From Alumis's annual reports filed with the SEC (XBRL data), standardised by Investingly. Information only, not investment advice.