diff --git a/erpnext/manufacturing/report/production_analytics/production_analytics.py b/erpnext/manufacturing/report/production_analytics/production_analytics.py
index 9da87022e46..2fbd42210af 100644
--- a/erpnext/manufacturing/report/production_analytics/production_analytics.py
+++ b/erpnext/manufacturing/report/production_analytics/production_analytics.py
@@ -4,7 +4,7 @@
 
 import frappe
 from frappe import _, scrub
-from frappe.utils import getdate, today
+from frappe.utils import get_datetime, getdate, today
 
 from erpnext.stock.report.stock_analytics.stock_analytics import (
 	get_period,
@@ -31,7 +31,9 @@ def get_columns(period_columns):
 
 def get_work_orders(filters):
 	from_date = filters.get("from_date")
-	to_date = filters.get("to_date")
+	# `creation` and `actual_end_date` are datetime columns, so a bare date upper
+	# bound would coerce to midnight and drop records created later on the last day.
+	to_date = get_datetime(filters.get("to_date")).replace(hour=23, minute=59, second=59)
 
 	WorkOrder = frappe.qb.DocType("Work Order")
 
diff --git a/erpnext/manufacturing/report/production_analytics/test_production_analytics.py b/erpnext/manufacturing/report/production_analytics/test_production_analytics.py
new file mode 100644
index 00000000000..c02e94f249f
--- /dev/null
+++ b/erpnext/manufacturing/report/production_analytics/test_production_analytics.py
@@ -0,0 +1,66 @@
+# Copyright (c) 2026, Frappe Technologies Pvt. Ltd. and Contributors
+# See license.txt
+
+import frappe
+from frappe import _
+from frappe.utils import get_first_day, get_last_day, today
+
+from erpnext.tests.utils import ERPNextTestSuite
+
+
+class TestProductionAnalytics(ERPNextTestSuite):
+	def run_report(self, **extra):
+		from erpnext.manufacturing.report.production_analytics.production_analytics import execute
+
+		filters = frappe._dict(
+			{
+				"company": "_Test Company",
+				"from_date": get_first_day(today()),
+				"to_date": get_last_day(today()),
+				"range": "Monthly",
+			}
+		)
+		filters.update(extra)
+		columns, data, _msg, _chart = execute(filters)
+		return columns, data
+
+	def get_period_count(self, columns, data, status, period_label):
+		"""Return the count for a status row under the period column resolved by label."""
+		period_fieldname = next(col["fieldname"] for col in columns if col.get("label") == period_label)
+		# the report stores the translated status label, so translate before matching
+		row = next(row for row in data if row["status"] == _(status))
+		return row[period_fieldname]
+
+	def test_submitted_work_order_increments_status_count(self):
+		from erpnext.manufacturing.doctype.work_order.test_work_order import make_wo_order_test_record
+
+		# pin the reporting window once so both runs use the same period even if the
+		# test happens to straddle a month boundary
+		from_date, to_date = get_first_day(today()), get_last_day(today())
+
+		# The current month is the period a newly created Work Order falls into (bucketed by creation date).
+		cols_before, data_before = self.run_report(from_date=from_date, to_date=to_date)
+		period_label = cols_before[-1]["label"]
+		before = self.get_period_count(cols_before, data_before, "Not Started", period_label)
+
+		wo = make_wo_order_test_record(production_item="_Test FG Item", qty=10, company="_Test Company")
+		self.assertEqual(wo.docstatus, 1)
+		# A freshly submitted Work Order with no material transfer has status "Not Started".
+		self.assertEqual(wo.status, "Not Started")
+
+		cols_after, data_after = self.run_report(from_date=from_date, to_date=to_date)
+		after = self.get_period_count(cols_after, data_after, "Not Started", period_label)
+
+		self.assertEqual(after, before + 1)
+
+	def test_report_shape(self):
+		columns, data = self.run_report()
+
+		# First column is the Status column, followed by one column per period.
+		self.assertEqual(columns[0]["fieldname"], "status")
+		self.assertGreaterEqual(len(columns), 2)
+
+		# One row per known Work Order status.
+		statuses = {row["status"] for row in data}
+		for status in ("Not Started", "Overdue", "Pending", "Completed", "Closed", "Stopped"):
+			self.assertIn(_(status), statuses)