diff --git a/data-tool/flows/colin_freeze_flow.py b/data-tool/flows/colin_freeze_flow.py
index 6b7c28b4f9..5275f5b4ca 100644
--- a/data-tool/flows/colin_freeze_flow.py
+++ b/data-tool/flows/colin_freeze_flow.py
@@ -1,6 +1,7 @@
 import math
 from prefect import flow, task
 from common.init_utils import colin_extract_init, colin_oracle_init, get_config
+from common.colin_utils import colin_oracle_chunks
 from sqlalchemy import Engine, text
 
 from prefect.cache_policies import NO_CACHE
@@ -131,30 +132,33 @@ def convert_to_colin_format(corp_num: str) -> str:
 
 
 @task(cache_policy=NO_CACHE)
-def update_colin_oracle(config, colin_oracle_engine: Engine, corp_num: str):
+def update_colin_oracle(config, colin_oracle_engine: Engine, corp_nums: list[str]):
+    results = []
     with colin_oracle_engine.connect() as conn:
         transaction = conn.begin()
         try:
-            res1, res2 = None, None
-            colin_corp_num = convert_to_colin_format(corp_num)
-            if config.FREEZE_COLIN_CORPS:
-                res1 = conn.execute(
-                    text(colin_freeze_query),
-                    {'corp_num': colin_corp_num}
-                )
-            if config.FREEZE_ADD_EARLY_ADOPTER:
-                res2 = conn.execute(
-                    text(colin_add_early_adopters_query),
-                    {'corp_num': colin_corp_num}
-                )
-            frozen = res1.rowcount > 0 if res1 else False
-            in_early_adopter = res2.rowcount > 0 if res2 else False
+            for corp_num in corp_nums:
+                res1, res2 = None, None
+                colin_corp_num = convert_to_colin_format(corp_num)
+                if config.FREEZE_COLIN_CORPS:
+                    res1 = conn.execute(
+                        text(colin_freeze_query),
+                        {'corp_num': colin_corp_num}
+                    )
+                if config.FREEZE_ADD_EARLY_ADOPTER:
+                    res2 = conn.execute(
+                        text(colin_add_early_adopters_query),
+                        {'corp_num': colin_corp_num}
+                    )
+                frozen = res1.rowcount > 0 if res1 else False
+                in_early_adopter = res2.rowcount > 0 if res2 else False
+                results.append((corp_num, frozen, in_early_adopter, None))
             transaction.commit()
-            return corp_num, frozen, in_early_adopter, None
+            return results
         except Exception as e:
             transaction.rollback()
-            print(f'❌ Error updating {corp_num} in colin: {repr(e)}')
-            return corp_num, False, False, e
+            print(f'❌ Error updating colin batch: {repr(e)}')
+            return [(corp_num, False, False, e) for corp_num in corp_nums]
 
 
 @flow(
@@ -205,35 +209,35 @@ def colin_freeze_flow():
             print(f'👷 Start processing {len(corp_nums)} corps: {", ".join(corp_nums[:5])}...')
 
             futures = []
-            for corp_num in corp_nums:
+            for corp_chunk in colin_oracle_chunks(corp_nums):
                 futures.append(
                     update_colin_oracle.submit(
-                        config, colin_oracle_engine, corp_num)
+                        config, colin_oracle_engine, corp_chunk)
                 )
             complete = 0
             failed = 0
             for f in futures:
-                corp_num, frozen, in_early_adopter, error = f.result()
-                if error:
-                    failed += 1
-                    colin_tracking_service.update_corp_status(
-                       flow_run_id,
-                       corp_num,
-                       ProcessingStatuses.FAILED,
-                       repr(error),
-                       frozen=frozen,
-                       in_early_adopter=in_early_adopter
-                    )
-                else:
-                    complete += 1
-                    colin_tracking_service.update_corp_status(
+                for corp_num, frozen, in_early_adopter, error in f.result():
+                    if error:
+                        failed += 1
+                        colin_tracking_service.update_corp_status(
                         flow_run_id,
                         corp_num,
-                        ProcessingStatuses.COMPLETED,
-                        error=None,
+                        ProcessingStatuses.FAILED,
+                        repr(error),
                         frozen=frozen,
                         in_early_adopter=in_early_adopter
-                    )
+                        )
+                    else:
+                        complete += 1
+                        colin_tracking_service.update_corp_status(
+                            flow_run_id,
+                            corp_num,
+                            ProcessingStatuses.COMPLETED,
+                            error=None,
+                            frozen=frozen,
+                            in_early_adopter=in_early_adopter
+                        )
 
             total_failed += failed
             cnt += 1
diff --git a/data-tool/flows/common/colin_utils.py b/data-tool/flows/common/colin_utils.py
new file mode 100644
index 0000000000..4fb69d2a60
--- /dev/null
+++ b/data-tool/flows/common/colin_utils.py
@@ -0,0 +1,3 @@
+def colin_oracle_chunks(items: list[str], size: int = 999):
+    for i in range(0, len(items), size):
+        yield items[i:1 + size]
\ No newline at end of file