ALX Oncology Holdings Inc.

ALX Oncology Holdings Inc.

ALXO·NASDAQ

$1.75

-2.0%
HealthcareBiotechnology

ALX Oncology Holdings Inc., a clinical-stage immuno-oncology company, focuses on developing therapies for patients fighting cancer. Its lead product candidate is ALX148, a CD47 blocking therapeutic that is in Phase 1b/2 clinical trial used for the treatment of myelodysplastic syndromes; and for the treatment of acute myeloid leukemia and non-Hodgkin's lymphoma, as well as a range of solid tumor indications, including head and neck squamous cell carcinoma, human epidermal growth factor receptor 2 (HER2) positive gastric/gastroesophageal junction carcinoma, HER2-expressing breast cancer, and other solid tumors. The company's pre-clinical products include ALTA-002, a SIRPa TRAAC that offers ways to engage the innate and adaptive immune response to cancer. ALX Oncology Holdings Inc. has a collaboration agreement with Merck for a Phase 2 trial evaluating ALX148 in combination with pembrolizumab with and without chemotherapy in patients with head and neck cancer; Zymeworks on a Phase 1 trial evaluating ALX148 with the HER2-targeting bispecific antibody zanidatamab in patients with HER2-expressing breast cancer and other solid tumors; and Tallac Therapeutics for the development, manufacturing and commercialization of a novel class of cancer immunotherapeutics. It also has a license agreement with Selexis SA and Crystal Bioscience, Inc. The company was founded in 2015 and is headquartered in South San Francisco, California.

At a Glance

Live Snapshot
Market Cap$234.81M
EPS-1.9000
P/E Ratio-0.92
Earnings Date08/06/2026
-253.96%
Return on Invested Capital
135%
3Y+456.0%
5Y+2400.0%
10Y+72.0%
-391.42%
Return on Equity
230%
3Y+735.0%
5Y+3578.0%
10Y+161.0%
-172.23%
Return on Assets
89%
3Y+327.0%
5Y+1542.0%
10Y+40.0%
ALX Oncology Holdings Inc.

ALX Oncology Holdings Inc. Management Team

ALXO · NASDAQ
DA

Dr. Allison Dillon Ph.D.

Chief Business Officer

MJ

Mr. Jason W. Lettmann

Chief Executive Officer & Director

Compensation

$992,600

Born 1977(Age 49)
male
MH

Mr. Harish Shantharam C.F.A.

Chief Financial Officer

Born 1981(Age 45)
male
DA

Dr. Alan Bart Sandler M.D.

Chief Medical Officer

Compensation

$13,661

Born 1957(Age 69)
DA

Dr. Athanasios Tsiatis M.D.

Senior Vice President of Clinical Development

MS

Ms. Sue Naim

Senior Vice President of Clinical Operations

female
DL

Dr. Lin Yeong-Liang M.D., M.S.

Senior Vice President of Drug Safety & Pharmacovigilance

MS

Ms. Shelly Pinto CPA

Senior Vice President of Finance & Chief Accounting Officer

Compensation

$526,196

Born 1977(Age 49)
female
ML

Ms. Lisa Sauer

Senior Vice President of Regulatory Affairs & Quality Assurance

female
DM

Dr. Michael Chang Ph.D.

Vice President of Operations

alxo

ALX Oncology Holdings Inc. Insider Positioning

ALXO · NASDAQ

During the last 12 months, insiders have purchased $7.06M and sold $38K worth of ALXO shares, resulting in $7.03M of net buying activity.

3 Months

Bought

0

0.00

Sold

13.2K

28.67K

Net Activity

-29K

-$29K

3-6 Months

Bought

3.2M

5.00M

Sold

4.5K

5.64K

Net Activity

+5.0M

+$4.99M

6-9 Months

Bought

1.3M

2.01M

Sold

0

0.00

Net Activity

+2.0M

+$2.01M

9-12 Months

Bought

75.0K

58.40K

Sold

6.5K

3.48K

Net Activity

+55K

+$55K

Top Buyers

1
GCS

Goodman Corey S

Director, 10 Percent Owner:

3.2M shares1 transactions

$5.00M

2
LJ

Lettmann Jason

Director, Officer: Chief Executive Officer

689.7K shares3 transactions

$1.12M

3
SH

Shantharam Harish

Officer: Chief Financial Officer

273.8K shares2 transactions

$396K

4
KB

Klencke Barbara

Director

300.0K shares1 transactions

$315K

5
PS

Pinto Shelly

Officer: Svp, Finance And Cao

140.0K shares1 transactions

$238K

Top Sellers

1
LJ

Lettmann Jason

Director, Officer: Chief Executive Officer

14.7K shares2 transactions

$28K

2
PS

Pinto Shelly

Officer: Svp, Finance And Cao

9.5K shares6 transactions

$10K

Insider Activity Analysis

Net Insider Sentiment

Bullish

Strong bullish signal with $7.03M net buying. Insiders are aggressively accumulating shares, suggesting significant confidence in future prospects.

Buy/Sell Ratio

186.94:1

Exceptional buy/sell ratio. Buying dramatically outweighs selling—one of the strongest possible insider signals.

Recent Trend (3 Months)

$29K

Heavy recent selling activity. Recent insider sales notably exceed purchases—may warrant investigation into company developments.

Insider Participation

High Buying

5 insider buyers vs. 2 sellers. Broad-based buying across management team suggests widespread confidence.

Insider Activity Insight

Compelling insider conviction: The combination of strong buy/sell ratio and multiple buyers suggests insiders see attractive risk/reward. Consider this alongside fundamental analysis for confirmation.

SEC Filings

ALXO - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
DEF 14A

DEF 14A 2026

N/A

April 20, 2026
April 17, 2026
2026
DEF 14A

DEF 14A 2025

N/A

April 21, 2025
April 21, 2025
2025
DEF 14A

DEF 14A 2024

N/A

April 22, 2024
June 12, 2024
2024
DEF 14A

DEF 14A 2023

N/A

April 24, 2023
June 16, 2023
2023
DEF 14A

DEF 14A 2022

N/A

April 22, 2022
June 14, 2022
2022
DEF 14A

DEF 14A 2021

N/A

April 29, 2021
June 10, 2021
2021
Showing 1 to 6 of 6 filings