ALX Oncology Holdings Inc.
US ˙ NasdaqGS ˙ US00166B1052

SecurityALXO / ALX Oncology Holdings Inc.
InsiderJason Lettmann
This page shows the track record and history of Lettmann Jason insider trades in ALX Oncology Holdings Inc.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Jason Lettmann in ALXO / ALX Oncology Holdings Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares		 Reported
Price		 Adjusted
Shares		 Adjusted
Price		 Cost Basis Days to
Max		 Price at
Max		 Max
Profit ($)		 Max Return (%)
2025-09-17 71,163 1.0805 71,163 1.0805 76,892 2 1.2100 9,216 11.99
2025-09-16 21,070 1.0660 21,070 1.0660 22,461
2024-03-14 4,400 11.3117 4,400 11.3117 49,771

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

ALXO / ALX Oncology Holdings Inc. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Jason Lettmann in ALXO / ALX Oncology Holdings Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares		 Reported
Price		 Adjusted
Shares		 Adjusted
Price		 Cost Basis Days to
Min		 Price at
Min		 Max Loss
Avoided ($)		 Max Loss
Avoided (%)
2025-08-15 2,382 0.6404 2,382 0.6404 1,525 0 0.6443 10 0.64
2025-02-19 2,159 1.1502 2,159 1.1502 2,483
2021-12-13 286,496 27.4900 286,496 27.4900 7,875,775

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

ALXO / ALX Oncology Holdings Inc. Insider Trades
Insider Transaction History
File
Date		 Trade
Date		 Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price		 Unit
Price		 Units
Changed		 Value
Changed (1K)		 Remaining
Options		 Remaining
Shares
2025-09-18 2025-09-17 4 Lettmann Jason ALXO Common Stock P - Purchase D 1.0805 71,163 77 305,121
2025-09-18 2025-09-16 4 Lettmann Jason ALXO Common Stock P - Purchase D 1.0660 21,070 22 233,958
2025-08-19 2025-08-15 4 Lettmann Jason ALXO Common Stock S - Sale D 0.6404 -2,382 -2 212,888
2025-03-18 2025-03-14 4 Lettmann Jason ALXO Common Stock A - Award D 42,000 212,270
2025-02-21 2025-02-19 4 Lettmann Jason ALXO Common Stock S - Sale D 1.1502 -2,159 -2 170,270
2024-08-16 2024-08-14 4 Lettmann Jason ALXO Common Stock F - Taxes D 2.5800 -2,191 -6 169,429
2024-03-18 2024-03-14 4 Lettmann Jason ALXO Common Stock P - Purchase D 11.3117 4,400 50 171,620
2024-02-16 2024-02-14 4 Lettmann Jason ALXO Common Stock A - Award D 60,000 167,220
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 30.2300 -60 -2 285,956
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 30.2300 -440 -13 2,097,326
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 29.6000 -181 -5 286,016
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 29.6000 -1,329 -39 2,097,766
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 28.3700 -299 -8 286,197
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 28.3700 -2,196 -62 2,099,095
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 27.4900 -1,296 -36 286,496
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 27.4900 -286,496 -7,876 2,101,291
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 26.4800 -2,339 -62 287,792
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 26.4800 -17,169 -455 2,110,800
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 25.2900 -1,627 -41 290,131
2021-12-15 2021-12-13 4 Lettmann Jason ALXO Common Stock S - Sale I 25.2900 -11,945 -302 2,127,969
2021-12-10 2021-12-10 4 Lettmann Jason ALXO Common Stock S - Sale I 32.1600 -12 -0 291,758
2021-12-10 2021-12-10 4 Lettmann Jason ALXO Common Stock S - Sale I 32.1600 -88 -3 2,139,914
2021-12-10 2021-12-10 4 Lettmann Jason ALXO Common Stock S - Sale I 31.5500 -2,172 -69 291,770
2021-12-10 2021-12-10 4 Lettmann Jason ALXO Common Stock S - Sale I 31.5500 -15,942 -503 2,140,002
2021-12-10 2021-12-10 4 Lettmann Jason ALXO Common Stock S - Sale I 30.7700 -967 -30 293,942
2021-12-10 2021-12-10 4 Lettmann Jason ALXO Common Stock S - Sale I 30.7700 -7,093 -218 2,155,944
2021-12-10 2021-12-09 4 Lettmann Jason ALXO Common Stock S - Sale I 32.7300 -1,911 -63 294,909
2021-12-10 2021-12-09 4 Lettmann Jason ALXO Common Stock S - Sale I 32.7300 -14,028 -459 2,163,037
2021-12-10 2021-12-09 4 Lettmann Jason ALXO Common Stock S - Sale I 32.0600 -5,751 -184 296,820
2021-12-10 2021-12-09 4 Lettmann Jason ALXO Common Stock S - Sale I 32.0600 -42,203 -1,353 2,177,065
2021-12-10 2021-12-09 4 Lettmann Jason ALXO Common Stock S - Sale I 31.0800 -1,560 -48 302,571
2021-12-10 2021-12-09 4 Lettmann Jason ALXO Common Stock S - Sale I 31.0800 -11,452 -356 2,219,268
2021-12-10 2021-12-08 4 Lettmann Jason ALXO Common Stock S - Sale I 33.8000 -208 -7 304,131
2021-12-10 2021-12-08 4 Lettmann Jason ALXO Common Stock S - Sale I 33.8000 -1,531 -52 2,230,720
2021-12-10 2021-12-08 4 Lettmann Jason ALXO Common Stock S - Sale I 33.2300 -4,883 -162 304,339
2021-12-10 2021-12-08 4 Lettmann Jason ALXO Common Stock S - Sale I 33.2300 -35,836 -1,191 2,232,251
2021-06-15 2021-06-11 4 Lettmann Jason ALXO Stock Option (right to buy) A - Award D 59.66 12,004 12,004
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series C Convertible Preferred Stock C - Conversion I -38,660 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series C Convertible Preferred Stock C - Conversion I -664,660 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series C Convertible Preferred Stock C - Conversion I -18,705 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series C Convertible Preferred Stock C - Conversion I -137,286 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series C Convertible Preferred Stock C - Conversion D -10,529 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series B Convertible Preferred Stock C - Conversion I -11,110 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series B Convertible Preferred Stock C - Conversion I -150,801 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series B Convertible Preferred Stock C - Conversion I -8,175 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series B Convertible Preferred Stock C - Conversion I -59,998 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series A Convertible Preferred Stock C - Conversion I -39,758 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series A Convertible Preferred Stock C - Conversion I -683,523 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series A Convertible Preferred Stock C - Conversion I -222,752 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series A Convertible Preferred Stock C - Conversion I -1,633,743 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Series A Convertible Preferred Stock C - Conversion D -78,175 0
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Common Stock C - Conversion I 111,528 120,212
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Common Stock P - Purchase I 19.0000 22,000 418 22,000
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Common Stock C - Conversion I 1,498,984 2,023,469
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Common Stock P - Purchase I 19.0000 378,000 7,182 378,000
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Common Stock C - Conversion I 249,632 309,222
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Common Stock C - Conversion I 1,831,027 2,268,087
2020-07-21 2020-07-21 4 Lettmann Jason ALXO Common Stock C - Conversion D 88,704 107,220
2020-07-17 2020-07-16 4 Lettmann Jason ALXO Stock Option (right to buy) A - Award D 19.00 24,009 24,009
P
Köp på öppna marknaden eller privat köp av icke-derivatsäkerhet
S
Köp på öppna marknaden eller privat försäljning av icke-derivatsäkerhet
A
Bevilja, tilldelning eller annat förvärv av värdepapper från företaget (såsom en option)
C
Omvandling av derivat
D
Försäljning eller överföring av värdepapper tillbaka til företaget
F
Betalning av lösenpris eller skatteskuld med del av värdepapper som erhållits från bolaget
G
Överlåtelse av värdepapper från eller till insidern
K
Aktieswappar och liknande säkringsaffärer
M
Utövande eller omvandling av derivatsäkerhet som erhållits från företaget (som en option)
V
En transaktion friviligt rapporterad på schema 4
J
Andra (med en fotnot som beskriver transaktionen)