Company Analysis

ALX Oncology Holdings Inc. (ALXO)

Nasdaq: ALXO · Pharmaceutical Preparations · South San Francisco, CA · filing with the SEC since 2020
Grade3.3
◀ Past 3.7● Present 3.4▶ Future 2.9
4 est.

Filings

202 filings since 2017 beside 219 insider forms · Non-accelerated filer and smaller reporting company · read from EDGAR on Nov 13, 2026
Due nextNon-accelerated filer and smaller reporting company
10-Q Quarterly report for the quarter ending Sep 30, 2026Non-accelerated filers and smaller reporting companies have 45 days after the quarter ends; quarter ends are taken to the month end. by Nov 14, 2026
10-K Annual report for the fiscal year ending Dec 31, 2026Non-accelerated filers and smaller reporting companies have 90 days after the fiscal year ends. by Mar 31, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 37 days after the quarter ended. The proxy statement was last filed Apr 20, 2026.

Filings a yearinsider forms included
71634252766651
2020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 13 times in the last 36 months, the newest Jun 30, 2026.Listing warning from its exchange (8-K item 3.01): 1 time in the last 36 months, the newest Apr 25, 2025.SEC letters: 2 in the last 36 months, the newest Apr 23, 2025.
Insider forms 219

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Oct 16, 2026 SCHEDULE 13D/A Activist holder update, amended
Oct 15, 2026 8-K items 1.01, 3.02, 9.01 Major agreement signed; Shares sold without registration · Current report Oct 14, 2026
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 6, 2026 10-Q Quarterly report Jun 30, 2026
Aug 6, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 27, 2026 SCHEDULE 13G Large holder notice
Jun 30, 2026 8-K items 5.02, 7.01, 8.01, 9.01 Officer or director change; Investor disclosure (Regulation FD); Other event · Current report Jun 29, 2026
Jun 26, 2026 8-K items 1.01, 1.02, 2.03, 9.01 Major agreement signed; Major agreement ended; New debt or obligation taken on · Current report Jun 25, 2026
Jun 11, 2026 8-K item 5.07 Shareholder vote · Current report Jun 10, 2026
May 27, 2026 SCHEDULE 13D/A Activist holder update, amended
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 8, 2026 10-Q Quarterly report Mar 31, 2026
May 8, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 28, 2026 SCHEDULE 13G/A Large holder update, amended
Apr 20, 2026 ARS Annual report to shareholders Dec 31, 2025
Apr 20, 2026 DEF 14A Proxy statement Apr 17, 2026
Apr 13, 2026 8-K items 5.02, 7.01, 9.01 Officer or director change; Investor disclosure (Regulation FD) · Current report
Mar 9, 2026 10-K Annual report Dec 31, 2025
Feb 27, 2026 8-K items 2.02, 9.01 Results released · Current report
Feb 9, 2026 SCHEDULE 13G Large holder notice
Feb 6, 2026 SCHEDULE 13G Large holder notice
Feb 4, 2026 SCHEDULE 13D/A Activist holder update, amended
Jan 30, 2026 424B5 Shelf offering
Jan 30, 2026 8-K items 1.01, 8.01, 9.01 Major agreement signed; Other event · Current report
Jan 30, 2026 8-K items 8.01, 9.01 Other event · Current report
Jan 21, 2026 S-8 Employee stock plan registration
Jan 21, 2026 8-K items 5.02, 9.01 Officer or director change · Current report
Nov 14, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 14, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 7, 2025 10-Q Quarterly report Sep 30, 2025
Nov 7, 2025 8-K items 2.02, 9.01 Results released · Current report
Oct 22, 2025 SCHEDULE 13G/A Large holder update, amended
Oct 8, 2025 SCHEDULE 13G Large holder notice
Sep 12, 2025 8-K items 5.02, 8.01, 9.01 Officer or director change; Other event · Current report Sep 11, 2025
Aug 14, 2025 SCHEDULE 13G/A Large holder update, amended
Aug 12, 2025 10-Q Quarterly report Jun 30, 2025
Aug 12, 2025 8-K items 2.02, 5.02, 8.01, 9.01 Results released; Officer or director change; Other event · Current report
Jun 12, 2025 8-K item 5.07 Shareholder vote · Current report Jun 11, 2025
May 15, 2025 SCHEDULE 13G/A Large holder update, amended
40 of 202 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton ALXO · research, not advice