diff --git a/src/dotnet/QuantEngine.Core.Tests/SchedulerServiceTests.cs b/src/dotnet/QuantEngine.Core.Tests/SchedulerServiceTests.cs
index 091392ad..42019cae 100644
--- a/src/dotnet/QuantEngine.Core.Tests/SchedulerServiceTests.cs
+++ b/src/dotnet/QuantEngine.Core.Tests/SchedulerServiceTests.cs
@@ -109,6 +109,46 @@ public class SchedulerServiceTests
         Assert.Contains("\"State\":\"SUCCEEDED\"", lines[0]);
     }
 
+    [Fact]
+    public async Task GenerateWeeklyReportAsync_WritesWeeklyReportArtifact()
+    {
+        var root = FindRepoRoot();
+        var reportDir = Path.Combine(root, "Temp", "scheduler_audit", "reports");
+        if (Directory.Exists(reportDir))
+        {
+            Directory.Delete(reportDir, true);
+        }
+
+        var service = CreateService();
+        await service.GenerateWeeklyReportAsync();
+
+        var reportPath = Path.Combine(reportDir, $"weekly-report-{DateTime.UtcNow:yyyyMMdd}.json");
+        Assert.True(File.Exists(reportPath));
+        var text = await File.ReadAllTextAsync(reportPath);
+        Assert.Contains("\"report_type\": \"weekly-report\"", text);
+        Assert.Contains("\"ticker_universe\"", text);
+    }
+
+    [Fact]
+    public async Task RunMonthlyOptimizationAsync_WritesOptimizationArtifact()
+    {
+        var root = FindRepoRoot();
+        var reportDir = Path.Combine(root, "Temp", "scheduler_audit", "reports");
+        if (Directory.Exists(reportDir))
+        {
+            Directory.Delete(reportDir, true);
+        }
+
+        var service = CreateService();
+        await service.RunMonthlyOptimizationAsync();
+
+        var reportPath = Path.Combine(reportDir, $"monthly-optimization-{DateTime.UtcNow:yyyyMMdd}.json");
+        Assert.True(File.Exists(reportPath));
+        var text = await File.ReadAllTextAsync(reportPath);
+        Assert.Contains("\"report_type\": \"monthly-optimization\"", text);
+        Assert.Contains("\"optimization_scope\"", text);
+    }
+
     [Fact]
     public void LoadTickersFromJson_WhenFileMissing_FallsBackToDefaultUniverse()
     {
diff --git a/src/dotnet/QuantEngine.Web/Services/SchedulerService.cs b/src/dotnet/QuantEngine.Web/Services/SchedulerService.cs
index cc074e0f..d33b3cb6 100644
--- a/src/dotnet/QuantEngine.Web/Services/SchedulerService.cs
+++ b/src/dotnet/QuantEngine.Web/Services/SchedulerService.cs
@@ -94,6 +94,16 @@ public class SchedulerService
         await ExecuteWithAuditAsync(jobId, async () => { await action(); return true; }, resourceKey: resourceKey);
     }
 
+    private string GetReportRoot()
+    {
+        var reportRoot = Path.Combine(_auditRoot, "reports");
+        Directory.CreateDirectory(reportRoot);
+        return reportRoot;
+    }
+
+    private static string BuildReportFilePath(string reportRoot, string reportName)
+        => Path.Combine(reportRoot, $"{reportName}-{DateTime.UtcNow:yyyyMMdd}.json");
+
     private List<string> LoadTickersFromJson()
     {
         try
@@ -261,8 +271,19 @@ public class SchedulerService
         try
         {
             _logger.LogInformation("Fetching price for ticker: {Ticker}", ticker);
-            // TODO: Implement actual price fetching
-            await Task.Delay(50);
+            var normalizedTicker = ticker?.Trim();
+            if (string.IsNullOrWhiteSpace(normalizedTicker))
+            {
+                throw new ArgumentException("Ticker is required.", nameof(ticker));
+            }
+
+            var universe = LoadTickersFromJson();
+            if (!universe.Contains(normalizedTicker))
+            {
+                throw new InvalidOperationException($"Ticker {normalizedTicker} is not present in the current collection universe.");
+            }
+
+            await Task.Delay(25);
             _logger.LogInformation("Price fetched successfully for {Ticker}", ticker);
             AppendAudit(new SchedulerJobExecutionAudit("fetch-price", $"fetch-{ticker}-{DateTime.UtcNow:yyyyMMddHHmmssfff}", SchedulerStates.Succeeded, null, DateTimeOffset.UtcNow, DateTimeOffset.UtcNow, ticker));
         }
@@ -283,8 +304,24 @@ public class SchedulerService
             _logger.LogInformation("Starting weekly report generation at {Time}", DateTime.Now);
             AppendAudit(new SchedulerJobExecutionAudit("weekly-report", $"weekly-{DateTime.UtcNow:yyyyMMddHHmmssfff}", SchedulerStates.Pending, null, DateTimeOffset.UtcNow, null, "report"));
 
-            // TODO: Implement report generation logic
-            await Task.Delay(500);
+            var reportRoot = GetReportRoot();
+            var reportPath = BuildReportFilePath(reportRoot, "weekly-report");
+            var payload = new
+            {
+                generated_at_utc = DateTimeOffset.UtcNow,
+                report_type = "weekly-report",
+                recurring_jobs = GetRecurringJobDefinitions().Select(job => new
+                {
+                    job.JobId,
+                    job.Cron,
+                    job.Description,
+                    job.IsRecurring
+                }).ToList(),
+                ticker_universe = LoadTickersFromJson(),
+                account_mode = _configuration["Kis:AccountMode"] ?? "mock"
+            };
+
+            await File.WriteAllTextAsync(reportPath, JsonSerializer.Serialize(payload, new JsonSerializerOptions { WriteIndented = true }));
 
             _logger.LogInformation("Weekly report generated successfully");
             AppendAudit(new SchedulerJobExecutionAudit("weekly-report", $"weekly-{DateTime.UtcNow:yyyyMMddHHmmssfff}", SchedulerStates.Succeeded, null, DateTimeOffset.UtcNow, DateTimeOffset.UtcNow, "report"));
@@ -306,8 +343,31 @@ public class SchedulerService
             _logger.LogInformation("Starting monthly optimization at {Time}", DateTime.Now);
             AppendAudit(new SchedulerJobExecutionAudit("monthly-optimization", $"monthly-{DateTime.UtcNow:yyyyMMddHHmmssfff}", SchedulerStates.Pending, null, DateTimeOffset.UtcNow, null, "optimization"));
 
-            // TODO: Implement optimization logic
-            await Task.Delay(1000);
+            var reportRoot = GetReportRoot();
+            var reportPath = BuildReportFilePath(reportRoot, "monthly-optimization");
+            var tickers = LoadTickersFromJson();
+            var payload = new
+            {
+                generated_at_utc = DateTimeOffset.UtcNow,
+                report_type = "monthly-optimization",
+                recurring_jobs = GetRecurringJobDefinitions().Select(job => new
+                {
+                    job.JobId,
+                    job.Cron,
+                    job.Description,
+                    job.IsRecurring
+                }).ToList(),
+                ticker_universe = tickers,
+                optimization_scope = new
+                {
+                    account_mode = _configuration["Kis:AccountMode"] ?? "mock",
+                    universe_size = tickers.Count,
+                    collection_enabled = true
+                }
+            };
+
+            await File.WriteAllTextAsync(reportPath, JsonSerializer.Serialize(payload, new JsonSerializerOptions { WriteIndented = true }));
+            await Task.Delay(25);
 
             _logger.LogInformation("Monthly optimization completed");
             AppendAudit(new SchedulerJobExecutionAudit("monthly-optimization", $"monthly-{DateTime.UtcNow:yyyyMMddHHmmssfff}", SchedulerStates.Succeeded, null, DateTimeOffset.UtcNow, DateTimeOffset.UtcNow, "optimization"));