ALX ONCOLOGY HOLDINGS INC - ALXO

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 30
Latest filed: Apr 17, 2026
Form Count
4 18
8-K 6
SCHEDULE 13G/A 3
SCHEDULE 13G 2
SCHEDULE 13D/A 1

Latest files

Filed Form Report period Accession SEC
Apr 17, 2026 4 Apr 16, 2026 0001193125-26-161557 View
Apr 17, 2026 4 Apr 16, 2026 0001193125-26-161558 View
Apr 13, 2026 8-K Apr 13, 2026 0001193125-26-152050 View
Mar 23, 2026 4 Mar 19, 2026 0001193125-26-119703 View
Mar 23, 2026 4 Mar 19, 2026 0001193125-26-119705 View
Mar 05, 2026 4 Mar 03, 2026 0001193125-26-093913 View
Feb 27, 2026 8-K Feb 27, 2026 0001193125-26-079342 View
Feb 20, 2026 4 Feb 18, 2026 0001193125-26-061313 View
Feb 19, 2026 4 Feb 17, 2026 0001193125-26-060037 View
Feb 09, 2026 SCHEDULE 13G 0001346824-26-000010 View
Feb 06, 2026 SCHEDULE 13G 0001193125-26-041306 View
Feb 04, 2026 SCHEDULE 13D/A 0000905148-26-000512 View
Feb 04, 2026 4 Feb 02, 2026 0001278411-26-000002 View
Jan 30, 2026 8-K Jan 30, 2026 0001193125-26-030561 View
Jan 30, 2026 8-K Jan 30, 2026 0001193125-26-030579 View
Jan 28, 2026 4 Jan 26, 2026 0001193125-26-027287 View
Jan 28, 2026 4 Jan 26, 2026 0001193125-26-027288 View
Jan 28, 2026 4 Jan 26, 2026 0001193125-26-027290 View
Jan 21, 2026 4 Jan 20, 2026 0001193125-26-018021 View
Jan 21, 2026 4 Jan 20, 2026 0001193125-26-018022 View
Jan 21, 2026 4 Jan 20, 2026 0001193125-26-018023 View
Jan 21, 2026 4 Jan 20, 2026 0001193125-26-018028 View
Jan 21, 2026 4 Jan 20, 2026 0001193125-26-018037 View
Jan 21, 2026 4 Jan 20, 2026 0001193125-26-018039 View
Jan 21, 2026 8-K Jan 21, 2026 0001193125-26-018094 View
Jan 07, 2026 4 Jan 06, 2026 0001193125-26-006374 View
Nov 14, 2025 SCHEDULE 13G/A 0001214659-25-016679 View
Nov 14, 2025 SCHEDULE 13G/A 0001214659-25-016686 View
Nov 07, 2025 8-K Nov 07, 2025 0001193125-25-271112 View
Oct 22, 2025 SCHEDULE 13G/A 0001104659-25-101541 View