diff --git a/InvenTree/company/migrations/0044_auto_20220606_1434.py b/InvenTree/company/migrations/0044_auto_20220606_1434.py
new file mode 100644
index 0000000000..ef31115080
--- /dev/null
+++ b/InvenTree/company/migrations/0044_auto_20220606_1434.py
@@ -0,0 +1,24 @@
+# Generated by Django 3.2.13 on 2022-06-06 14:34
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0043_manufacturerpartattachment'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='supplierpart',
+            name='availability_updated',
+            field=models.DateTimeField(help_text='Date of last update of availability data', null=True, verbose_name='Availability Updated'),
+        ),
+        migrations.AddField(
+            model_name='supplierpart',
+            name='available',
+            field=models.DecimalField(decimal_places=3, default=0, help_text='Quantity available from supplier', max_digits=10, validators=[django.core.validators.MinValueValidator(0)], verbose_name='Available'),
+        ),
+    ]
diff --git a/InvenTree/company/models.py b/InvenTree/company/models.py
index 0af1ec73bc..7e51255bae 100644
--- a/InvenTree/company/models.py
+++ b/InvenTree/company/models.py
@@ -528,6 +528,18 @@ class SupplierPart(models.Model):
     # TODO - Reimplement lead-time as a charfield with special validation (pattern matching).
     # lead_time = models.DurationField(blank=True, null=True)
 
+    available = models.DecimalField(
+        max_digits=10, decimal_places=3, default=0,
+        validators=[MinValueValidator(0)],
+        verbose_name=_('Available'),
+        help_text=_('Quantity available from supplier'),
+    )
+
+    availability_updated = models.DateTimeField(
+        null=True, verbose_name=_('Availability Updated'),
+        help_text=_('Date of last update of availability data'),
+    )
+
     @property
     def manufacturer_string(self):
         """Format a MPN string for this SupplierPart.