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ALX ONCOLOGY HOLDINGS INC

ALXO Net buying
CIK 0001810182 #3671 in the set updated 17 Sep 2026
Bought (120 mo)
$91.65M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$41.82M
$414.37K on a plan · $9.57M straight out of an exercise
Sold at will
$31.84M
148 of 188 sales
Net
+$49.83M
+$59.81M against sales at will

By person

14 insiders · 224 transactions
1.8×

Jason Lettmann holds only 1.8 times base salary in stock. $1.35M of shares against $724.50K in salary for 2025.

Salary from the company's own proxy. The shares are what Jason Lettmann last reported holding, valued at $1.93, the price Common Stock was last bought or sold at on the open market here, on 17 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Worth
Change
GOODMAN COREY S
Director
$21.15M (2)
+$21.15M
8,914,849
$17.21M
Graham G. Walmsley
Director
$20.05M (2)
+$20.05M
2,161,981
$4.17M
Vivo Capital IX, LLC entity
10% owner
$18.53M (2)
+$18.53M
185,526
$358.07K
Adelman Robert J
10% owner
$16.21M (2)
+$16.21M
5,829,542
$11.25M
Pons Jaume
PRESIDENT & CSO
$10.84M (47)
−$10.84M
579,388
$1.12M
+9.1%
GARCIA PETER S
CHIEF FINANCIAL OFFICER
$159.34K (2)
$6.57M (28) scheduled
−$6.41M
121,516
$234.53K
+2,066%
Lettmann Jason
CHIEF EXECUTIVE OFFICER
$7.75M (5)
$13.63M (32)
−$5.89M
700,547
$1.35M
Randolph Sophia
CHIEF MEDICAL OFFICER
$4.64M (34)
−$4.64M
325,711
$628.62K
+56.2%
LSV Associates, LLC entity
10% owner
$7.60M (2)
$5.99M (28)
+$1.61M
406,168
$783.90K
Wong Shelly
SVP, FINANCE AND CAO
$158.01K (19)
−$158.01K
87,828
$169.51K
+487.5%
Hemrajani Rekha
Director
$103.40K (2)
+$103.40K
33,000
$63.69K
Shantharam Harish
Chief Financial Officer
$58.40K (1)
+$58.40K
75,000
$144.75K
Pietzke Steffen
VP Fin & Chief Acct Officer
$57.00K (1)
+$57.00K
3,000
$5.79K
Caffo Nathan
Chief Business Officer
11,254
$21.72K
+1,452%

No percentages here. This company's share count has moved by a factor of 2.6 over the window, from 52,743,104 to 138,276,997 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Insider
Date
Role
Action
Shares
Price
Amount
Wong Shelly
17 Aug 2026
SVP, FINANCE AND CAO
Sell
573
$1.93
$1.11K
Lettmann Jason
17 Aug 2026
CHIEF EXECUTIVE OFFICER
Sell
2,230
$1.93
$4.30K
Wong Shelly
1 Jul 2026
SVP, FINANCE AND CAO
Sell
1,404
$2.04
$2.86K
Wong Shelly
19 Mar 2026
SVP, FINANCE AND CAO
Sell
903
$2.17
$1.96K
Lettmann Jason
19 Mar 2026
CHIEF EXECUTIVE OFFICER
Sell
12,311
$2.17
$26.71K
Wong Shelly
18 Feb 2026
SVP, FINANCE AND CAO
Sell
565
$2.27
$1.28K
Wong Shelly
6 Jan 2026
SVP, FINANCE AND CAO
Sell
3,925
$1.11
$4.36K
Lettmann Jason
15 Aug 2025
CHIEF EXECUTIVE OFFICER
Sell
2,382
$0.64
$1.53K
Wong Shelly
15 Aug 2025
SVP, FINANCE AND CAO
Sell
611
$0.64
$391.28
Wong Shelly
7 Jul 2025
SVP, FINANCE AND CAO
Sell
2,011
$0.45
$905.15
Wong Shelly
30 Jun 2025
SVP, FINANCE AND CAO
Sell
1,532
$0.43
$658.76
Lettmann Jason
19 Feb 2025
CHIEF EXECUTIVE OFFICER
Sell
2,159
$1.15
$2.48K
Pons Jaume
19 Feb 2025
PRESIDENT & CSO
Sell
1,326
$1.15
$1.53K
Wong Shelly
19 Feb 2025
SVP, FINANCE AND CAO
Sell
550
$1.15
$632.61
Wong Shelly
6 Jan 2025
Interim CFO
Sell
2,221
$1.80
$4.00K
Pons Jaume
30 Dec 2024
PRESIDENT & CSO
Sell
10,796
$1.58
$17.06K
Wong Shelly
30 Dec 2024
Interim CFO
Sell
1,426
$1.58
$2.25K
Pons Jaume
14 Aug 2024
PRESIDENT & CSO
Sell
1,937
$2.58
$5.00K
Randolph Sophia
14 Aug 2024
CHIEF MEDICAL OFFICER
Sell
1,365
$2.58
$3.52K
Wong Shelly
14 Aug 2024
SVP, FINANCE AND CAO
Sell
564
$2.58
$1.46K
Wong Shelly
5 Jul 2024
SVP, FINANCE AND CAO
Sell
1,823
$5.50
$10.03K
Pons Jaume
1 Jul 2024
PRESIDENT & CSO
Sell
10,758
$5.82
$62.60K
Randolph Sophia
1 Jul 2024
CHIEF MEDICAL OFFICER
Sell
3,273
$5.82
$19.04K
Wong Shelly
1 Jul 2024
SVP, FINANCE AND CAO
Sell
1,373
$5.82
$7.99K
Wong Shelly
4 Jan 2024
SVP, Finance and CAO
Sell
2,717
$13.60
$36.96K
Pons Jaume
29 Dec 2023
President & CSO
Sell
7,179
$15.04
$107.97K
GARCIA PETER S
29 Dec 2023
Chief Financial Officer
Sell
1,893
$15.04
$28.47K
Randolph Sophia
29 Dec 2023
Chief Medical Officer
Sell
3,128
$15.04
$47.05K
Wong Shelly
29 Dec 2023
SVP, Finance and CAO
Sell
1,631
$15.04
$24.53K
Wong Shelly
6 Jul 2023
VP, Finance and CAO
Sell
7,345
$6.52
$47.89K
GARCIA PETER S
30 Jun 2023
Chief Financial Officer
Sell
887
$7.34
$6.51K
Wong Shelly
30 Jun 2023
VP, Finance and CAO
Sell
466
$7.34
$3.42K
Pons Jaume
30 Jun 2023
President & CEO
Sell
3,208
$7.34
$23.55K
Randolph Sophia
30 Jun 2023
Chief Medical Officer
Sell
1,605
$7.34
$11.78K
Pons Jaume
29 Dec 2022
President & CEO
Sell
3,232
$11.07
$35.78K
GARCIA PETER S
29 Dec 2022
Chief Financial Officer
Sell
893
$11.07
$9.89K
Randolph Sophia
29 Dec 2022
Chief Medical Officer
Sell
1,617
$11.07
$17.90K
Wong Shelly
29 Dec 2022
VP, Finance and CAO
Sell
482
$11.07
$5.34K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
60
$30.23
$1.81K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
440
$30.23
$13.30K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
181
$29.60
$5.36K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
1,329
$29.60
$39.34K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
299
$28.37
$8.48K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
2,196
$28.37
$62.30K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
1,296
$27.49
$35.63K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
9,509
$27.49
$261.40K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
2,339
$26.48
$61.94K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
17,169
$26.48
$454.64K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
1,627
$25.29
$41.15K
LSV Associates, LLC
13 Dec 2021
10% owner
Sell indirect
11,945
$25.29
$302.09K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
60
$30.23
$1.81K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
440
$30.23
$13.30K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
181
$29.60
$5.36K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
1,329
$29.60
$39.34K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
299
$28.37
$8.48K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
2,196
$28.37
$62.30K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
1,296
$27.49
$35.63K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
286,496
$27.49
$7.88M
Lettmann Jason
13 Dec 2021
Director
Sell indirect
2,339
$26.48
$61.94K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
17,169
$26.48
$454.64K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
1,627
$25.29
$41.15K
Lettmann Jason
13 Dec 2021
Director
Sell indirect
11,945
$25.29
$302.09K
LSV Associates, LLC
10 Dec 2021
10% owner
Sell indirect
12
$32.16
$385.92
LSV Associates, LLC
10 Dec 2021
10% owner
Sell indirect
88
$32.16
$2.83K
LSV Associates, LLC
10 Dec 2021
10% owner
Sell indirect
2,172
$31.55
$68.53K
LSV Associates, LLC
10 Dec 2021
10% owner
Sell indirect
15,942
$31.55
$502.97K
LSV Associates, LLC
10 Dec 2021
10% owner
Sell indirect
967
$30.77
$29.75K
LSV Associates, LLC
10 Dec 2021
10% owner
Sell indirect
7,093
$30.77
$218.25K
Lettmann Jason
10 Dec 2021
Director
Sell indirect
12
$32.16
$385.92
Lettmann Jason
10 Dec 2021
Director
Sell indirect
88
$32.16
$2.83K
Lettmann Jason
10 Dec 2021
Director
Sell indirect
2,172
$31.55
$68.53K
Lettmann Jason
10 Dec 2021
Director
Sell indirect
15,942
$31.55
$502.97K
Lettmann Jason
10 Dec 2021
Director
Sell indirect
967
$30.77
$29.75K
Lettmann Jason
10 Dec 2021
Director
Sell indirect
7,093
$30.77
$218.25K
LSV Associates, LLC
9 Dec 2021
10% owner
Sell indirect
1,911
$32.73
$62.55K
LSV Associates, LLC
9 Dec 2021
10% owner
Sell indirect
14,028
$32.73
$459.14K
LSV Associates, LLC
9 Dec 2021
10% owner
Sell indirect
5,751
$32.06
$184.38K
LSV Associates, LLC
9 Dec 2021
10% owner
Sell indirect
42,203
$32.06
$1.35M
LSV Associates, LLC
9 Dec 2021
10% owner
Sell indirect
1,560
$31.08
$48.48K
LSV Associates, LLC
9 Dec 2021
10% owner
Sell indirect
11,452
$31.08
$355.93K
Lettmann Jason
9 Dec 2021
Director
Sell indirect
1,911
$32.73
$62.55K
Lettmann Jason
9 Dec 2021
Director
Sell indirect
14,028
$32.73
$459.14K
Lettmann Jason
9 Dec 2021
Director
Sell indirect
5,751
$32.06
$184.38K
Lettmann Jason
9 Dec 2021
Director
Sell indirect
42,203
$32.06
$1.35M
Lettmann Jason
9 Dec 2021
Director
Sell indirect
1,560
$31.08
$48.48K
Lettmann Jason
9 Dec 2021
Director
Sell indirect
11,452
$31.08
$355.93K
LSV Associates, LLC
8 Dec 2021
10% owner
Sell indirect
208
$33.80
$7.03K
LSV Associates, LLC
8 Dec 2021
10% owner
Sell indirect
1,531
$33.80
$51.75K
LSV Associates, LLC
8 Dec 2021
10% owner
Sell indirect
4,883
$33.23
$162.26K
LSV Associates, LLC
8 Dec 2021
10% owner
Sell indirect
35,836
$33.23
$1.19M
Lettmann Jason
8 Dec 2021
Director
Sell indirect
208
$33.80
$7.03K
Lettmann Jason
8 Dec 2021
Director
Sell indirect
1,531
$33.80
$51.75K
Lettmann Jason
8 Dec 2021
Director
Sell indirect
4,883
$33.23
$162.26K
Lettmann Jason
8 Dec 2021
Director
Sell indirect
35,836
$33.23
$1.19M
Pons Jaume
19 Oct 2021
President & CEO
Sell
2,229
$55.12
$122.87K
Pons Jaume
19 Oct 2021
President & CEO
Sell
14,471
$54.17
$783.85K
Pons Jaume
19 Oct 2021
President & CEO
Sell
2,229
$55.12
$122.87K
Pons Jaume
19 Oct 2021
President & CEO
Sell
14,471
$54.17
$783.85K
Randolph Sophia
11 Oct 2021
Chief Medical Officer
Sell
2,439
$61.36
$149.65K
Randolph Sophia
11 Oct 2021
Chief Medical Officer
Sell
4,948
$60.79
$300.78K
Pons Jaume
20 Sep 2021
President & CEO
Sell
235
$76.46
$17.97K
Pons Jaume
20 Sep 2021
President & CEO
Sell
1,714
$75.46
$129.34K
Pons Jaume
20 Sep 2021
President & CEO
Sell
10,322
$74.42
$768.15K
Pons Jaume
20 Sep 2021
President & CEO
Sell
4,429
$73.78
$326.75K
Randolph Sophia
10 Sep 2021
Chief Medical Officer
Sell
1,458
$78.31
$114.18K
Randolph Sophia
10 Sep 2021
Chief Medical Officer
Sell
5,029
$77.69
$390.68K
Randolph Sophia
10 Sep 2021
Chief Medical Officer
Sell
900
$76.45
$68.81K
Pons Jaume
19 Aug 2021
President & CEO
Sell
617
$66.24
$40.87K
Pons Jaume
19 Aug 2021
President & CEO
Sell
1,373
$65.60
$90.07K
Pons Jaume
19 Aug 2021
President & CEO
Sell
556
$64.22
$35.71K
Pons Jaume
19 Aug 2021
President & CEO
Sell
1,190
$62.84
$74.78K
Pons Jaume
19 Aug 2021
President & CEO
Sell
1,324
$61.91
$81.97K
Pons Jaume
19 Aug 2021
President & CEO
Sell
4,007
$60.78
$243.53K
Pons Jaume
19 Aug 2021
President & CEO
Sell
7,633
$59.79
$456.40K
Randolph Sophia
10 Aug 2021
Chief Medical Officer
Sell
70
$65.46
$4.58K
Randolph Sophia
10 Aug 2021
Chief Medical Officer
Sell
5,599
$64.76
$362.57K
Randolph Sophia
10 Aug 2021
Chief Medical Officer
Sell
1,718
$64.20
$110.29K
Pons Jaume
19 Jul 2021
President & CEO
Sell
5,900
$55.08
$324.98K
Pons Jaume
19 Jul 2021
President & CEO
Sell
9,500
$54.37
$516.55K
Pons Jaume
19 Jul 2021
President & CEO
Sell
1,300
$53.62
$69.71K
Randolph Sophia
12 Jul 2021
Chief Medical Officer
Sell
300
$55.86
$16.76K
Randolph Sophia
12 Jul 2021
Chief Medical Officer
Sell
7,087
$54.86
$388.77K
Pons Jaume
21 Jun 2021
President & CEO
Sell
10,353
$58.92
$609.98K
Pons Jaume
21 Jun 2021
President & CEO
Sell
6,347
$58.06
$368.50K
Randolph Sophia
10 Jun 2021
Chief Medical Officer
Sell
1,794
$61.53
$110.38K
Randolph Sophia
10 Jun 2021
Chief Medical Officer
Sell
4,405
$60.90
$268.27K
Randolph Sophia
10 Jun 2021
Chief Medical Officer
Sell
1,188
$59.80
$71.04K
Pons Jaume
19 May 2021
President & CEO
Sell
979
$56.71
$55.51K
Pons Jaume
19 May 2021
President & CEO
Sell
15,221
$55.69
$847.66K
Pons Jaume
19 May 2021
President & CEO
Sell
500
$54.20
$27.10K
Randolph Sophia
10 May 2021
Chief Medical Officer
Sell
73
$64.56
$4.71K
Randolph Sophia
10 May 2021
Chief Medical Officer
Sell
956
$62.79
$60.03K
Randolph Sophia
10 May 2021
Chief Medical Officer
Sell
4,433
$62.12
$275.38K
Randolph Sophia
10 May 2021
Chief Medical Officer
Sell
1,925
$61.12
$117.65K
Pons Jaume
19 Apr 2021
President & CEO
Sell
837
$60.48
$50.62K
Pons Jaume
19 Apr 2021
President & CEO
Sell
663
$59.52
$39.46K
Pons Jaume
19 Apr 2021
President & CEO
Sell
2,914
$58.36
$170.05K
Pons Jaume
19 Apr 2021
President & CEO
Sell
6,956
$57.73
$401.57K
Pons Jaume
19 Apr 2021
President & CEO
Sell
5,330
$56.42
$300.73K
Randolph Sophia
12 Apr 2021
Chief Medical Officer
Sell
284
$63.51
$18.04K
Randolph Sophia
12 Apr 2021
Chief Medical Officer
Sell
259
$61.59
$15.95K
Randolph Sophia
12 Apr 2021
Chief Medical Officer
Sell
2,941
$60.29
$177.30K
Randolph Sophia
12 Apr 2021
Chief Medical Officer
Sell
1,000
$59.15
$59.15K
Randolph Sophia
12 Apr 2021
Chief Medical Officer
Sell
2,903
$58.06
$168.54K
Randolph Sophia
10 Mar 2021
Chief Medical Officer
Sell
100
$76.69
$7.67K
Randolph Sophia
10 Mar 2021
Chief Medical Officer
Sell
1,146
$75.20
$86.18K
Randolph Sophia
10 Mar 2021
Chief Medical Officer
Sell
4,844
$74.35
$360.15K
Randolph Sophia
10 Mar 2021
Chief Medical Officer
Sell
1,297
$73.38
$95.18K

What was left out

Form 4 filings counted 187
Amendments (4/A) skipped 2
Filings about a different issuer 0
Unreadable filings 0
Joint filings 5
Sales on a Rule 10b5-1 plan 3
Sales straight out of an exercise 37
Sales at will 148
Transactions with no price 0
Shares from compensation/vesting 28,133,470
Sales filed before the plan box existed 114
History held since 17 Jul 2020