ALXO ALX Oncology Holdings Inc.

NASDAQ
$1.76

ALX Oncology Holdings Inc. (ALXO) 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 In line Selling ran below ALXO's own trailing one-year pace, with 0% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 2 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
2
3 transactions
Purchases
$0
0 shares
Sales
$8.3K
4,207 shares
Net activity
-$8.3K
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 $8.3K 3 transactions · 4,207 shares

Largest single sale: $4.3K.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: February 2, 2026 , by GOODMAN COREY S .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Lettmann Jason CHIEF EXECUTIVE OFFICER Sell 2,230 $1.93 $4.3K 294,379 −0.8% of holding
Wong Shelly SVP, FINANCE AND CAO Sell 573 $1.93 $1.1K 87,828 −0.6% of holding
Wong Shelly SVP, FINANCE AND CAO Sell 1,404 $2.04 $2.9K 88,401 −1.6% of holding

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.