diff --git a/pom.xml b/pom.xml
index eb924c05..b44dea52 100644
--- a/pom.xml
+++ b/pom.xml
@@ -90,6 +90,7 @@ limitations under the License.
 
 	<dependencyManagement>
 		<dependencies>
+			
 			<dependency>
 				<groupId>org.springframework</groupId>
 				<artifactId>spring-framework-bom</artifactId>
@@ -133,8 +134,9 @@ limitations under the License.
 			</activation>
 
 			<modules>
-				<module>spring-modulith-integration-test</module>
+				<module>spring-modulith-benchmarks</module>
 				<module>spring-modulith-examples</module>
+				<module>spring-modulith-integration-test</module>
 			</modules>
 
 		</profile>
@@ -166,6 +168,7 @@ limitations under the License.
 			<id>prepare-release</id>
 
 			<modules>
+				<module>spring-modulith-benchmarks</module>
 				<module>spring-modulith-distribution</module>
 				<module>spring-modulith-examples</module>
 				<module>spring-modulith-integration-test</module>
diff --git a/spring-modulith-benchmarks/pom.xml b/spring-modulith-benchmarks/pom.xml
new file mode 100644
index 00000000..abc77a94
--- /dev/null
+++ b/spring-modulith-benchmarks/pom.xml
@@ -0,0 +1,95 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<parent>
+		<groupId>org.springframework.modulith</groupId>
+		<artifactId>spring-modulith</artifactId>
+		<version>1.4.0-SNAPSHOT</version>
+	</parent>
+
+	<name>Spring Modulith - Benchmarks</name>
+	<artifactId>spring-modulith-benchmarks</artifactId>
+
+	<properties>
+		<jmh.version>1.37</jmh.version>
+		<!-- Customized as the MBR is currently not compatible with JUnit 5.12 -->
+		<junit-jupiter.version>5.11.4</junit-jupiter.version>
+		<maven.deploy.skip>true</maven.deploy.skip>
+		<module.name>org.springframework.modulith.benchmark</module.name>
+	</properties>
+	
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.junit</groupId>
+				<artifactId>junit-bom</artifactId>
+				<version>${junit-jupiter.version}</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
+	<dependencies>
+		
+		<dependency>
+			<groupId>org.springframework.modulith</groupId>
+			<artifactId>spring-modulith-events-core</artifactId>
+			<version>1.3.4</version>
+			<scope>test</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>org.junit.jupiter</groupId>
+			<artifactId>junit-jupiter</artifactId>
+			<scope>test</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>org.openjdk.jmh</groupId>
+			<artifactId>jmh-generator-annprocess</artifactId>
+			<version>${jmh.version}</version>
+			<scope>provided</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>com.github.mp911de.microbenchmark-runner</groupId>
+			<artifactId>microbenchmark-runner-junit5</artifactId>
+			<version>0.4.0.RELEASE</version>
+			<scope>test</scope>
+		</dependency>
+
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<configuration>
+					<annotationProcessorPaths>
+						<path>
+							<groupId>org.projectlombok</groupId>
+							<artifactId>lombok</artifactId>
+						</path>
+						<path>
+							<groupId>org.openjdk.jmh</groupId>
+							<artifactId>jmh-generator-annprocess</artifactId>
+							<version>${jmh.version}</version>
+						</path>
+					</annotationProcessorPaths>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+
+	<repositories>
+		<repository>
+			<id>jitpack.io</id>
+			<url>https://jitpack.io</url>
+		</repository>
+	</repositories>
+
+</project>
\ No newline at end of file
diff --git a/spring-modulith-benchmarks/src/test/java/org/springframework/modulith/events/core/PublicationsInProgressBenchmarks.java b/spring-modulith-benchmarks/src/test/java/org/springframework/modulith/events/core/PublicationsInProgressBenchmarks.java
new file mode 100644
index 00000000..5ab9fa12
--- /dev/null
+++ b/spring-modulith-benchmarks/src/test/java/org/springframework/modulith/events/core/PublicationsInProgressBenchmarks.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright 2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.modulith.events.core;
+
+import jmh.mbr.junit5.Microbenchmark;
+import lombok.Value;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Random;
+import java.util.UUID;
+
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.Measurement;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Warmup;
+import org.openjdk.jmh.infra.Blackhole;
+import org.springframework.modulith.events.core.DefaultEventPublicationRegistry.PublicationsInProgress;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@Warmup(iterations = 10, time = 2)
+@Measurement(iterations = 10, time = 2)
+@Microbenchmark
+public class PublicationsInProgressBenchmarks {
+
+	@State(Scope.Benchmark)
+	public static class Fixture implements Iterable<TargetEventPublication> {
+
+		private static final int NUMBER = 100;
+
+		private final List<Object> events = new ArrayList<>();
+		private final List<PublicationTargetIdentifier> identifiers = new ArrayList<>();
+		private final List<TargetEventPublication> randomPublications = new ArrayList<>();
+
+		PublicationsInProgress inProgress;
+
+		public Fixture() {
+
+			this.inProgress = new DefaultEventPublicationRegistry.PublicationsInProgress();
+
+			for (int i = 0; i < NUMBER; i++) {
+
+				var event = new Event(UUID.randomUUID().toString());
+
+				for (int j = 0; j < NUMBER; j++) {
+
+					var identifier = PublicationTargetIdentifier.of(UUID.randomUUID().toString());
+
+					events.add(event);
+					identifiers.add(identifier);
+
+					inProgress.register(TargetEventPublication.of(event, identifier));
+				}
+			}
+
+			var random = new Random();
+
+			for (int i = 0; i < NUMBER; i++) {
+
+				var event = events.get(random.nextInt(NUMBER));
+				var id = identifiers.get(random.nextInt(NUMBER));
+
+				randomPublications.add(TargetEventPublication.of(event, id));
+			}
+		}
+
+		/*
+		 * (non-Javadoc)
+		 * @see java.lang.Iterable#iterator()
+		 */
+		@Override
+		public Iterator<TargetEventPublication> iterator() {
+			return randomPublications.iterator();
+		}
+
+		@Value
+		static class Event {
+			String value;
+		}
+	}
+
+	@Benchmark
+	public void inProgressPublicationsAccess(Fixture fixture, Blackhole sink) {
+
+		for (TargetEventPublication publication : fixture) {
+			sink.consume(fixture.inProgress.getPublication(publication.getEvent(), publication.getTargetIdentifier()));
+		}
+	}
+}