diff --git a/erpnext/stock/report/stock_analytics/stock_analytics.py b/erpnext/stock/report/stock_analytics/stock_analytics.py
index 0cc8ca4..d446850 100644
--- a/erpnext/stock/report/stock_analytics/stock_analytics.py
+++ b/erpnext/stock/report/stock_analytics/stock_analytics.py
@@ -114,14 +114,41 @@
 
 
 def get_periodic_data(entry, filters):
+	"""Structured as:
+		Item 1
+			- Balance (updated and carried forward):
+					- Warehouse A : bal_qty/value
+					- Warehouse B : bal_qty/value
+			- Jun 2021 (sum of warehouse quantities used in report)
+					- Warehouse A : bal_qty/value
+					- Warehouse B : bal_qty/value
+			- Jul 2021 (sum of warehouse quantities used in report)
+					- Warehouse A : bal_qty/value
+					- Warehouse B : bal_qty/value
+		Item 2
+			- Balance (updated and carried forward):
+					- Warehouse A : bal_qty/value
+					- Warehouse B : bal_qty/value
+			- Jun 2021 (sum of warehouse quantities used in report)
+					- Warehouse A : bal_qty/value
+					- Warehouse B : bal_qty/value
+			- Jul 2021 (sum of warehouse quantities used in report)
+					- Warehouse A : bal_qty/value
+					- Warehouse B : bal_qty/value
+	"""
 	periodic_data = {}
 	for d in entry:
 		period = get_period(d.posting_date, filters)
 		bal_qty = 0
 
+		# if period against item does not exist yet, instantiate it
+		# insert existing balance dict against period, and add/subtract to it
+		if periodic_data.get(d.item_code) and not periodic_data.get(d.item_code).get(period):
+			periodic_data[d.item_code][period] = periodic_data[d.item_code]['balance']
+
 		if d.voucher_type == "Stock Reconciliation":
-			if periodic_data.get(d.item_code):
-				bal_qty = periodic_data[d.item_code]["balance"]
+			if periodic_data.get(d.item_code) and periodic_data.get(d.item_code).get('balance').get(d.warehouse):
+				bal_qty = periodic_data[d.item_code]['balance'][d.warehouse]
 
 			qty_diff = d.qty_after_transaction - bal_qty
 		else:
@@ -132,12 +159,12 @@
 		else:
 			value = d.stock_value_difference
 
-		periodic_data.setdefault(d.item_code, {}).setdefault(period, 0.0)
-		periodic_data.setdefault(d.item_code, {}).setdefault("balance", 0.0)
+		# period-warehouse wise balance
+		periodic_data.setdefault(d.item_code, {}).setdefault('balance', {}).setdefault(d.warehouse, 0.0)
+		periodic_data.setdefault(d.item_code, {}).setdefault(period, {}).setdefault(d.warehouse, 0.0)
 
-		periodic_data[d.item_code]["balance"] += value
-		periodic_data[d.item_code][period] = periodic_data[d.item_code]["balance"]
-
+		periodic_data[d.item_code]['balance'][d.warehouse] += value
+		periodic_data[d.item_code][period][d.warehouse] = periodic_data[d.item_code]['balance'][d.warehouse]
 
 	return periodic_data
 
@@ -160,7 +187,8 @@
 		total = 0
 		for dummy, end_date in ranges:
 			period = get_period(end_date, filters)
-			amount = flt(periodic_data.get(item_data.name, {}).get(period))
+			period_data = periodic_data.get(item_data.name, {}).get(period)
+			amount = sum(period_data.values()) if period_data else 0
 			row[scrub(period)] = amount
 			total += amount
 		row["total"] = total
diff --git a/erpnext/stock/report/stock_balance/stock_balance.py b/erpnext/stock/report/stock_balance/stock_balance.py
index 9e56ad4..fc3d719 100644
--- a/erpnext/stock/report/stock_balance/stock_balance.py
+++ b/erpnext/stock/report/stock_balance/stock_balance.py
@@ -235,12 +235,15 @@
 	return iwb_map
 
 def get_items(filters):
+	"Get items based on item code, item group or brand."
 	conditions = []
 	if filters.get("item_code"):
 		conditions.append("item.name=%(item_code)s")
 	else:
 		if filters.get("item_group"):
 			conditions.append(get_item_group_condition(filters.get("item_group")))
+		if filters.get("brand"): # used in stock analytics report
+			conditions.append("item.brand=%(brand)s")
 
 	items = []
 	if conditions: