diff --git a/internal/data/business/analytics.go b/internal/data/business/analytics.go
index 8faefa6..9100317 100644
--- a/internal/data/business/analytics.go
+++ b/internal/data/business/analytics.go
@@ -228,6 +228,13 @@ func (r *analyticsRepo) Aggregate(ctx context.Context, kind business.AnalyticsKi
 		}
 	}
 	if metricFilter {
+		// Only channels present in the report can contribute to its summary.
+		// Keep zero-activity catalog rows out of the aggregate IN list; large
+		// catalogs would otherwise exhaust MySQL's prepared-statement parameters.
+		factKeys := make([]business.AnalyticsKey, 0, len(rowMap))
+		for key := range rowMap {
+			factKeys = append(factKeys, key)
+		}
 		if f.IncludesInactiveRows() {
 			if err := includeInactiveAnalyticsRows(db, scope, f, rowMap); err != nil {
 				return nil, err
@@ -243,9 +250,11 @@ func (r *analyticsRepo) Aggregate(ctx context.Context, kind business.AnalyticsKi
 			}
 		}
 		if withGlobal {
-			keys := make([]business.AnalyticsKey, 0, len(rowMap))
-			for key := range rowMap {
-				keys = append(keys, key)
+			keys := make([]business.AnalyticsKey, 0, len(factKeys))
+			for _, key := range factKeys {
+				if rowMap[key] != nil {
+					keys = append(keys, key)
+				}
 			}
 			// Deduplicate identities across all matched channels, before pagination.
 			// Summing per-channel counts would double-count shared players.
diff --git a/internal/data/business/analytics_test.go b/internal/data/business/analytics_test.go
index ff929bc..1c21541 100644
--- a/internal/data/business/analytics_test.go
+++ b/internal/data/business/analytics_test.go
@@ -2,6 +2,8 @@ package business
 
 import (
 	"context"
+	"strings"
+	"sync/atomic"
 	"testing"
 	"time"
 
@@ -130,6 +132,32 @@ func TestAnalyticsNegativeFiltersIncludeInactiveAuthorizedChannels(t *testing.T)
 	}
 }
 
+func TestAnalyticsInactiveCatalogDoesNotExpandSummaryParameters(t *testing.T) {
+	db, repo, scope, filter := prepareAnalyticsData(t)
+	rows := make([]map[string]any, 2000)
+	for i := range rows {
+		rows[i] = map[string]any{"id": 1000 + i, "source_db": "lx", "account": "inactive", "promote_level": 1, "parent_id": 0, "top_promote_id": 0, "busier_id": 14}
+	}
+	if err := db.Table("tab_promote").CreateInBatches(rows, 200).Error; err != nil {
+		t.Fatal(err)
+	}
+	var excessive atomic.Bool
+	if err := db.Callback().Row().After("gorm:row").Register("check_summary_parameters", func(tx *gorm.DB) {
+		if strings.Contains(tx.Statement.SQL.String(), "COUNT(DISTINCT") && len(tx.Statement.Vars) > 100 {
+			excessive.Store(true)
+		}
+	}); err != nil {
+		t.Fatal(err)
+	}
+	scope.Viewer, scope.IncludeSub = business.UserScope{All: true}, false
+	no := false
+	filter.HasRegister, filter.HasPay = &no, &no
+	data, err := repo.Aggregate(context.Background(), business.ChannelAnalytics, scope, filter)
+	if err != nil || len(data.Rows) < len(rows) || excessive.Load() || data.GlobalCounts.Register != 0 || portraitTestMoney(data.GlobalPay) != "0.00" {
+		t.Fatalf("inactive rows bloated the summary query or changed totals: rows=%d excessive=%v err=%v", len(data.Rows), excessive.Load(), err)
+	}
+}
+
 func TestAnalyticsRowsOnlyComeFromSelectedPeriod(t *testing.T) {
 	db, repo, scope, filter := prepareAnalyticsData(t)
 	for _, sql := range []string{