ALMS Alumis Inc.

NASDAQ
$7.16

Alumis Inc. (ALMS) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal Bullish Insiders bought more than they sold over this window — uncommon at any size.
Cluster activity 0 buyers in the last 30 days 1 buyer in the last 90 days 7 sellers in the last 90 days
Insiders buying
1
2 transactions
Insiders selling
1
2 transactions
Purchases
$5.8M
546,581 shares
Sales
$1.0M
96,131 shares
Net activity
$4.8M
purchases less sales

How much of that selling was preplanned? 0% planned / 100% discretionary

10b5-1 plan sales $0 0 transactions · 0 shares
Discretionary sales $1.0M 2 transactions · 96,131 shares

Largest single sale: $507.0K.

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.