diff --git a/src/main/resources/db/changelog/310-hs-office-coopshares.sql b/src/main/resources/db/changelog/310-hs-office-coopshares.sql
new file mode 100644
index 00000000..b6635c9a
--- /dev/null
+++ b/src/main/resources/db/changelog/310-hs-office-coopshares.sql
@@ -0,0 +1,29 @@
+--liquibase formatted sql
+
+-- ============================================================================
+--changeset hs-office-coopshares-MAIN-TABLE:1 endDelimiter:--//
+-- ----------------------------------------------------------------------------
+
+CREATE TYPE HsOfficeCoopSharesTransactionType AS ENUM ('ADJUSTMENT', 'SUBSCRIPTION', 'CANCELLATION');
+
+CREATE CAST (character varying as HsOfficeCoopSharesTransactionType) WITH INOUT AS IMPLICIT;
+
+create table if not exists hs_office_coopsharestransaction
+(
+    uuid            uuid unique references RbacObject (uuid) initially deferred,
+    membershipUuid  uuid not null references hs_office_membership(uuid),
+    transactionType HsOfficeCoopSharesTransactionType not null,
+    valueDate       date not null,
+    shareCount      integer,
+    reference       varchar(48),
+    comment         varchar(512)
+);
+--//
+
+
+-- ============================================================================
+--changeset hs-office-coopshares-MAIN-TABLE-JOURNAL:1 endDelimiter:--//
+-- ----------------------------------------------------------------------------
+
+call create_journal('hs_office_coopsharestransaction');
+--//
diff --git a/src/main/resources/db/changelog/db.changelog-master.yaml b/src/main/resources/db/changelog/db.changelog-master.yaml
index 1ecc685d..e0345a10 100644
--- a/src/main/resources/db/changelog/db.changelog-master.yaml
+++ b/src/main/resources/db/changelog/db.changelog-master.yaml
@@ -97,3 +97,5 @@ databaseChangeLog:
         file: db/changelog/303-hs-office-membership-rbac.sql
     - include:
         file: db/changelog/308-hs-office-membership-test-data.sql
+    - include:
+        file: db/changelog/310-hs-office-coopshares.sql