diff --git a/models/silver/protocols/blitz/silver__blitz_market_depth.sql b/models/silver/protocols/blitz/silver__blitz_market_depth.sql
index fa796a7..0a2e234 100644
--- a/models/silver/protocols/blitz/silver__blitz_market_depth.sql
+++ b/models/silver/protocols/blitz/silver__blitz_market_depth.sql
@@ -1,6 +1,7 @@
 {{ config(
     materialized = 'incremental',
-    incremental_strategy = 'delete+insert',
+    incremental_strategy = 'merge',
+    full_refresh = false,
     unique_key = ['product_id','hour','price'],
     cluster_by = ['hour::DATE'],
     tags = 'curated'
diff --git a/models/silver/protocols/blitz/silver__blitz_market_stats.sql b/models/silver/protocols/blitz/silver__blitz_market_stats.sql
index 90d51a4..e5ed524 100644
--- a/models/silver/protocols/blitz/silver__blitz_market_stats.sql
+++ b/models/silver/protocols/blitz/silver__blitz_market_stats.sql
@@ -1,5 +1,6 @@
 {{ config(
     materialized = 'incremental',
+    incremental_strategy = 'merge',
     full_refresh = false,
     unique_key = ['ticker_id','hour'],
     cluster_by = ['HOUR::DATE'],
@@ -36,7 +37,7 @@ market_stats AS (
         f.value :quote_currency :: STRING AS quote_currency,
         f.value :quote_volume :: FLOAT AS quote_volume,
         f.key AS ticker_id,
-        SYSDATE() AS _inserted_timestamp
+        SYSDATE() AS inserted_timestamp
     FROM
         api_pull A,
         LATERAL FLATTEN(
@@ -51,7 +52,7 @@ trade_snapshot AS (
         ) AS HOUR,
         CONCAT(
             symbol,
-            '_USDC'
+            '_USDB'
         ) AS ticker_id,
         symbol,
         product_id,
@@ -68,7 +69,7 @@ trade_snapshot AS (
         {{ ref('silver__blitz_perps') }}
         p
     WHERE
-        block_timestamp > SYSDATE() - INTERVAL '12 hour'
+        block_timestamp > '2024-04-16 00:00:00.000' --start of api pulls
     GROUP BY
         1,
         2,
@@ -162,13 +163,13 @@ FROM
 )
 SELECT
     *,
-    SYSDATE() AS inserted_timestamp,
     SYSDATE() AS modified_timestamp,
     {{ dbt_utils.generate_surrogate_key(
         ['ticker_id','hour']
     ) }} AS blitz_market_stats_id,
     '{{ invocation_id }}' AS _invocation_id
 FROM
-    FINAL qualify(ROW_NUMBER() over(PARTITION BY ticker_id, HOUR
+    FINAL 
+WHERE FUNDING_RATE <> 0  qualify(ROW_NUMBER() over(PARTITION BY ticker_id, HOUR
 ORDER BY
-    _inserted_timestamp DESC)) = 1
+    _inserted_timestamp DESC NULLS LAST)) = 1