diff --git a/IEXSharp/Helper/JSONConverters.cs b/IEXSharp/Helper/JSONConverters.cs
index 6c7a4dc7..c7f8d0a8 100644
--- a/IEXSharp/Helper/JSONConverters.cs
+++ b/IEXSharp/Helper/JSONConverters.cs
@@ -39,6 +39,13 @@ public override string Read(ref Utf8JsonReader reader, Type typeToConvert,
 			{
 				return null;
 			}
+			else if (reader.TokenType == JsonTokenType.StartArray)
+			{
+				using (var doc = JsonDocument.ParseValue(ref reader))
+				{
+					return doc.RootElement.GetRawText();
+				}
+			}
 			else
 			{
 				throw new JsonException();
diff --git a/IEXSharp/Service/Cloud/CoreData/StockResearch/IStockResearchService.cs b/IEXSharp/Service/Cloud/CoreData/StockResearch/IStockResearchService.cs
index 49c10976..094d0c00 100644
--- a/IEXSharp/Service/Cloud/CoreData/StockResearch/IStockResearchService.cs
+++ b/IEXSharp/Service/Cloud/CoreData/StockResearch/IStockResearchService.cs
@@ -1,6 +1,7 @@
 using System.Collections.Generic;
 using System.Threading.Tasks;
 using IEXSharp.Model;
+using IEXSharp.Model.CoreData.StockPrices.Request;
 using IEXSharp.Model.CoreData.StockResearch.Response;
 using IEXSharp.Model.Shared.Request;
 
@@ -83,7 +84,10 @@ public interface IStockResearchService
 		/// </summary>
 		/// <param name="symbol"></param>
 		/// <param name="indicator"></param>
+		/// <param name="range"></param>
+		/// <param name="lastIndicator"></param>
+		/// <param name="indicatorOnly"></param>
 		/// <returns></returns>
-		Task<IEXResponse<TechnicalIndicatorsResponse>> TechnicalIndicatorsAsync(string symbol, string indicator);
+		Task<IEXResponse<TechnicalIndicatorsResponse>> TechnicalIndicatorsAsync(string symbol, string indicator, ChartRange range, bool lastIndicator = false, bool indicatorOnly = false);
 	}
 }
diff --git a/IEXSharp/Service/Cloud/CoreData/StockResearch/StockResearchService.cs b/IEXSharp/Service/Cloud/CoreData/StockResearch/StockResearchService.cs
index 904bf6d7..b69dde9c 100644
--- a/IEXSharp/Service/Cloud/CoreData/StockResearch/StockResearchService.cs
+++ b/IEXSharp/Service/Cloud/CoreData/StockResearch/StockResearchService.cs
@@ -3,6 +3,7 @@
 using System.Threading.Tasks;
 using IEXSharp.Helper;
 using IEXSharp.Model;
+using IEXSharp.Model.CoreData.StockPrices.Request;
 using IEXSharp.Model.CoreData.StockResearch.Response;
 using IEXSharp.Model.Shared.Request;
 
@@ -80,7 +81,18 @@ public async Task<IEXResponse<string>> KeyStatsStatAsync(string symbol, string s
 		public async Task<IEXResponse<PriceTargetResponse>> PriceTargetAsync(string symbol) =>
 			await executor.SymbolExecuteAsync<PriceTargetResponse>("stock/[symbol]/price-target", symbol);
 
-		public async Task<IEXResponse<TechnicalIndicatorsResponse>> TechnicalIndicatorsAsync(string symbol, string indicator) =>
-			await executor.SymbolExecuteAsync<TechnicalIndicatorsResponse>($"stock/[symbol]/indicator/{indicator}", symbol);
+		public async Task<IEXResponse<TechnicalIndicatorsResponse>> TechnicalIndicatorsAsync(string symbol, string indicator, ChartRange range, bool lastIndicator = false, bool indicatorOnly = false)
+		{
+			const string urlPattern = "stock/[symbol]/indicator/[indicator]";
+
+			var qsb = new QueryStringBuilder();
+			qsb.Add("range", range.GetDescriptionFromEnum());
+			qsb.Add("lastIndicator", lastIndicator);
+			qsb.Add("indicatorOnly", indicatorOnly);
+			
+			var pathNvc = new NameValueCollection { { "symbol", symbol }, { "indicator", indicator } };
+
+			return await executor.ExecuteAsync<TechnicalIndicatorsResponse>(urlPattern, pathNvc, qsb);
+		}
 	}
 }
diff --git a/IEXSharpTest/Cloud/CoreData/StockResearchTest.cs b/IEXSharpTest/Cloud/CoreData/StockResearchTest.cs
index ee473579..3b839cd1 100644
--- a/IEXSharpTest/Cloud/CoreData/StockResearchTest.cs
+++ b/IEXSharpTest/Cloud/CoreData/StockResearchTest.cs
@@ -1,6 +1,7 @@
 using System.Linq;
 using System.Threading.Tasks;
 using IEXSharp;
+using IEXSharp.Model.CoreData.StockPrices.Request;
 using IEXSharp.Model.Shared.Request;
 using NUnit.Framework;
 
@@ -139,11 +140,12 @@ public async Task PriceTargetAsyncTest(string symbol)
 		}
 
 		[Test]
-		[TestCase("AAPL", "adxr")]
-		[TestCase("FB", "abs")]
-		public async Task TechnicalIndicatorsAsyncTest(string symbol, string indicator)
+		[TestCase("AAPL", "adxr", ChartRange.FiveDayMinute, false, false)]
+		[TestCase("FB", "abs", ChartRange.FiveDayMinute, true, false)]
+		[TestCase("GME", "rsi", ChartRange.FiveDayMinute, false, true)]
+		public async Task TechnicalIndicatorsAsyncTest(string symbol, string indicator, ChartRange range, bool lastIndicator = false, bool indicatorOnly = false)
 		{
-			var response = await sandBoxClient.StockResearch.TechnicalIndicatorsAsync(symbol, indicator);
+			var response = await sandBoxClient.StockResearch.TechnicalIndicatorsAsync(symbol, indicator, range, lastIndicator, indicatorOnly);
 
 			Assert.IsNull(response.ErrorMessage);
 			Assert.IsNotNull(response.Data);