diff --git a/fnlz_mlc.c b/fnlz_mlc.c
index b51d7c166..6a995f3aa 100644
--- a/fnlz_mlc.c
+++ b/fnlz_mlc.c
@@ -288,6 +288,7 @@ void GC_finalize_buffer(GC_finalization_buffer_hdr* buffer) {
         word finalizer_word = (*(word *)obj) & ~(word)FINALIZER_CLOSURE_FLAG;
         GC_disclaim_proc finalizer = (GC_disclaim_proc) finalizer_word;
         (finalizer)(obj);
+        GC_num_finalized++;
         /* Prevent the object from being re-added to the finalization queue */
         *(word *)obj = finalizer_word | HAS_BEEN_FINALIZED_FLAG;
         cursor++;
@@ -327,6 +328,10 @@ GC_INNER void GC_maybe_spawn_finalize_thread()
     GC_finalizer_thread_exists = 1;
 }
 
+GC_API size_t GC_finalized_total(void) {
+    return GC_num_finalized;
+}
+
 # endif
 
 #endif /* ENABLE_DISCLAIM */
diff --git a/include/gc/gc_disclaim.h b/include/gc/gc_disclaim.h
index 9bae2c5ee..f0ea6b7e0 100644
--- a/include/gc/gc_disclaim.h
+++ b/include/gc/gc_disclaim.h
@@ -103,6 +103,8 @@ GC_API int GC_CALL GC_buffered_finalize_posix_memalign(void ** /* memptr */, siz
 
 GC_API void GC_CALL GC_finalize_objects(void);
 
+GC_API size_t GC_finalized_total(void);
+
 #ifdef __cplusplus
   } /* extern "C" */
 #endif
diff --git a/include/private/gc_priv.h b/include/private/gc_priv.h
index e08ea4270..330594390 100644
--- a/include/private/gc_priv.h
+++ b/include/private/gc_priv.h
@@ -1609,6 +1609,8 @@ struct _GC_arrays {
     struct GC_current_buffer _fin_buffer_current;
 #   define GC_finalizer_thread_exists GC_arrays._fin_thread_exists
     int _fin_thread_exists;
+#   define GC_num_finalized GC_arrays._fin_total
+    unsigned _fin_total;
 # endif
 # endif
 # define n_root_sets GC_arrays._n_root_sets