diff --git a/NTO/FinancialMarket/attributes/shares.ttl b/NTO/FinancialMarket/attributes/shares.ttl
new file mode 100644
index 00000000000..b69a4bd4119
--- /dev/null
+++ b/NTO/FinancialMarket/attributes/shares.ttl
@@ -0,0 +1,14 @@
+@prefix ogit.FinancialMarket:     <http://www.purl.org/ogit/FinancialMarket/> .
+@prefix ogit:                   <http://www.purl.org/ogit/> .
+@prefix owl:                    <http://www.w3.org/2002/07/owl#> .
+@prefix rdfs:                   <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix dcterms:                <http://purl.org/dc/terms/> .
+
+ogit.FinancialMarket:shares
+    a owl:DatatypeProperty;
+    rdfs:subPropertyOf ogit:Attribute;
+    rdfs:label "shares";
+    dcterms:description "Number of shares held in an ownership relation between two entities. Represents the quantity of equity instruments owned.";
+    dcterms:valid "start=2025-04-15;";
+    dcterms:creator "Calvin Spolwind";
+.
\ No newline at end of file
diff --git a/NTO/FinancialMarket/entities/OwnershipRelation.ttl b/NTO/FinancialMarket/entities/OwnershipRelation.ttl
new file mode 100644
index 00000000000..e3c705d9c1f
--- /dev/null
+++ b/NTO/FinancialMarket/entities/OwnershipRelation.ttl
@@ -0,0 +1,25 @@
+@prefix ogit.FinancialMarket:     <http://www.purl.org/ogit/FinancialMarket/> .
+@prefix ogit:                   <http://www.purl.org/ogit/> .
+@prefix rdfs:                   <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix dcterms:                <http://purl.org/dc/terms/> .
+
+ogit.FinancialMarket:OwnershipRelation
+  a rdfs:Class;
+  rdfs:subClassOf ogit:Entity;
+  rdfs:label "OwnershipRelation";
+  dcterms:description """Represents an ownership or equity relationship between two Organization entities. The relation is reified to allow storing attributes such as shares""";
+  dcterms:valid "start=2025-04-28;";
+  dcterms:creator "Calvin Spolwind";
+  ogit:scope "NTO";
+  ogit:parent ogit:Node;
+  ogit:mandatory-attributes (
+  );
+  ogit:optional-attributes (
+    ogit.FinancialMarket:shares
+  );
+  ogit:indexed-attributes (
+  );
+  ogit:allowed (
+	[ ogit:has ogit:Organization ]
+  );
+.
\ No newline at end of file
diff --git a/SGO/sgo/entities/Organization.ttl b/SGO/sgo/entities/Organization.ttl
index 04c7172672c..7015b0a70f5 100644
--- a/SGO/sgo/entities/Organization.ttl
+++ b/SGO/sgo/entities/Organization.ttl
@@ -164,6 +164,7 @@ The ogit/function attribute should be used to tell what kind of grouping an enti
 			[ ogit:has ogit.Politics:Reaction ]
 			[ ogit:issues ogit.Legal:LegalNorm ]
 			[ ogit:conducts ogit.FinancialMarket:Activity ]
+			[ ogit:has ogit.FinancialMarket:OwnershipRelation ]
 			[ ogit.ClassificationStandard:classifiedUnder ogit.ClassificationStandard:ClassificationStandardTreeBranch ]
 			[ ogit:supports  ogit.ServiceManagement:ServiceMapping ]
 			[ ogit:publishes ogit.Publications:Publication ]
diff --git a/SGO/sgo/entities/Person.ttl b/SGO/sgo/entities/Person.ttl
index 1463f4150e8..636d0dddc94 100644
--- a/SGO/sgo/entities/Person.ttl
+++ b/SGO/sgo/entities/Person.ttl
@@ -13,6 +13,7 @@
 @prefix ogit.Network:           <http://www.purl.org/ogit/Network/> .
 @prefix ogit.Project:           <http://www.purl.org/ogit/Project/> .
 @prefix ogit.Factory:   <http://www.purl.org/ogit/Factory/> .
+@prefix ogit.FinancialMarket: <http://www.purl.org/ogit/FinancialMarket/> .
 @prefix ogit.ServiceManagement: <http://www.purl.org/ogit/ServiceManagement/> .
 @prefix ogit.CustomerSupport: <http://www.purl.org/ogit/CustomerSupport/> .
 @prefix ogit.Mobile: <http://www.purl.org/ogit/Mobile/> .
@@ -147,6 +148,7 @@ ogit:Person
 			[ ogit:consumes  ogit.Project:Project ]
 			[ ogit:resolves  ogit.ServiceManagement:Ticket ]
 			[ ogit:represents  ogit:Organization ]
+			[ ogit:has  ogit.FinancialMarket:OwnershipRelation ]
 			[ ogit:represents  ogit:Person ]
 			[ ogit:follows  ogit:Person ]
 			[ ogit:rejects  ogit:Alert ]