diff --git a/eth_portfolio/_loaders/transaction.py b/eth_portfolio/_loaders/transaction.py
index e497b913..f74d5321 100644
--- a/eth_portfolio/_loaders/transaction.py
+++ b/eth_portfolio/_loaders/transaction.py
@@ -358,19 +358,19 @@ async def _get_block_transactions(block: Block) -> List[evmspec.Transaction]:
 
 def _get_num_chunks(range_size: int) -> int:
     if range_size >= 4096:
-        return 100
+        return 20  # 100
     elif range_size >= 2048:
-        return 80
+        return 16  # 80
     elif range_size >= 1024:
-        return 40
+        return 10  # 40
     elif range_size >= 512:
-        return 20
+        return 5  # 20
     elif range_size >= 256:
-        return 10
+        return 5  # 10
     elif range_size >= 128:
-        return 8
+        return 5  # 8
     elif range_size >= 64:
-        return 6
+        return 5  # 6
     elif range_size >= 32:
         return 5
     elif range_size >= 16: