diff --git a/apps/stock/config/config/default.json b/apps/stock/config/config/default.json
index 92f56b8..b664a20 100644
--- a/apps/stock/config/config/default.json
+++ b/apps/stock/config/config/default.json
@@ -78,7 +78,7 @@
       "db": 1
     },
     "workers": 5,
-    "concurrency": 3,
+    "concurrency": 2,
     "enableScheduledJobs": true,
     "defaultJobOptions": {
       "attempts": 3,
diff --git a/apps/stock/data-ingestion/src/handlers/ceo/actions/get-posts.action.ts b/apps/stock/data-ingestion/src/handlers/ceo/actions/get-posts.action.ts
index 7597055..ec8fcb3 100644
--- a/apps/stock/data-ingestion/src/handlers/ceo/actions/get-posts.action.ts
+++ b/apps/stock/data-ingestion/src/handlers/ceo/actions/get-posts.action.ts
@@ -6,7 +6,7 @@ export async function getPosts(
   payload: any,
   _context: any
 ): Promise<unknown> {
-  const { ceoId, symbol, timestamp, untilTimestamp, finished } = payload;
+  const { ceoId, symbol, timestamp, finished } = payload;
   const proxy = this.proxy?.getProxy();
   if (!proxy) {
     this.logger.warn('No proxy available for processing individual CEO symbol');
@@ -40,14 +40,24 @@ export async function getPosts(
     const spielCount = data.spiels.length;
     if (spielCount === 0) {
       this.logger.warn(`No spiels found for ceoId ${ceoId}`);
-      await this.mongodb.updateMany(
-        'ceoSymbols',
-        { ceoId },
-        { $set: { lastSpielTime: timestamp || Date.now(), finished: true } }
-      );
+      
+      if (!timestamp) {
+        // First call returned no posts - mark as finished with current time
+        await this.mongodb.updateMany(
+          'ceoSymbols',
+          { ceoId },
+          { $set: { 
+            finished: true, 
+            newestPostTimestamp: Date.now() 
+          }}
+        );
+      }
       return null; // No data to process
     }
-    const latestSpielTime = data.spiels[0]?.timestamp;
+    
+    // Extract timestamps clearly
+    const oldestPostInBatch = data.spiels[0]?.timestamp;
+    const newestPostInBatch = data.spiels[data.spiels.length - 1]?.timestamp;
     const posts = data.spiels.map((spiel: any) => ({
       ceoId,
       spiel: spiel.spiel,
@@ -80,28 +90,77 @@ export async function getPosts(
       poll: spiel.poll,
       votedInPoll: spiel.voted_in_poll,
     }));
-
-    await this.mongodb.batchUpsert('ceoPosts', posts, ['spielId']);
-    await this.mongodb.updateMany(
-      'ceoSymbols',
-      { ceoId },
-      { $set: { lastSpielTime: latestSpielTime } }
-    );
-    this.logger.info(`Fetched ${spielCount} spiels for ceoId ${ceoId}`);
-
-    // If untilTimestamp is not provider keep going to the end
-    // Otherwise keep going until the lastSpiel is before the untilTimestamp
-    if( !finished || (finished && untilTimestamp && latestSpielTime > untilTimestamp)) {
+    
+    // Handle based on collection state
+    if (!finished) {
+      // INITIAL COLLECTION MODE
+      // Insert all posts - no duplicate checking needed on initial collection
+      await this.mongodb.batchUpsert('ceoPosts', posts, ['spielId']);
+      
+      // Update newest timestamp on first call only
+      if (!timestamp) {
+        await this.mongodb.updateMany(
+          'ceoSymbols',
+          { ceoId },
+          { $set: { newestPostTimestamp: newestPostInBatch } }
+        );
+      }
+      
+      this.logger.info(`Initial collection: fetched ${spielCount} spiels for ${ceoId}`);
+      
+      // Continue paginating backwards through history
       await this.scheduleOperation(
         'get-posts',
         {
           ceoId: ceoId,
-          timestamp: latestSpielTime,
-          finished: finished,
-          untilTimestamp: untilTimestamp,
+          symbol: symbol,
+          timestamp: oldestPostInBatch,
+          finished: false,
         },
         { priority: 0 }
       );
+      
+    } else {
+      // UPDATE COLLECTION MODE (finished=true)
+      // Get the last known newest post
+      const symbolData = await this.mongodb.findOne('ceoSymbols', { ceoId });
+      const lastKnownNewestTimestamp = symbolData?.newestPostTimestamp || symbolData?.lastSpielTime || 0;
+      
+      // Filter to only posts newer than what we've seen
+      const newPosts = posts.filter(p => p.timestamp > lastKnownNewestTimestamp);
+      
+      if (newPosts.length === 0) {
+        this.logger.info(`No new posts for ${ceoId}, all ${posts.length} posts already collected`);
+        return { ceoId, spielCount: 0, timestamp };
+      }
+      
+      // Insert new posts
+      await this.mongodb.batchUpsert('ceoPosts', newPosts, ['spielId']);
+      
+      // Update to the newest timestamp we've now seen
+      await this.mongodb.updateMany(
+        'ceoSymbols',
+        { ceoId },
+        { $set: { newestPostTimestamp: newestPostInBatch } }
+      );
+      
+      this.logger.info(`Update collection: collected ${newPosts.length} new posts for ${ceoId}`);
+      
+      // If all posts in batch were new, there might be more in the gap
+      // Continue paginating until we hit posts we've already seen
+      if (newPosts.length === posts.length && oldestPostInBatch > lastKnownNewestTimestamp) {
+        this.logger.info(`All posts were new, checking for more in the gap`);
+        await this.scheduleOperation(
+          'get-posts',
+          {
+            ceoId: ceoId,
+            symbol: symbol,
+            timestamp: oldestPostInBatch,
+            finished: true,
+          },
+          { priority: 0 }
+        );
+      }
     }
 
     // If timestamp is not provided, run the short positions update
@@ -115,7 +174,7 @@ export async function getPosts(
     }
 
     this.logger.info(
-      `Successfully processed channel ${ceoId} and added channel ${ceoId} at timestamp ${latestSpielTime}`
+      `Successfully processed channel ${ceoId}`
     );
 
     return { ceoId, spielCount, timestamp };
diff --git a/apps/stock/data-ingestion/src/handlers/ceo/actions/update-unique-symbols.action.ts b/apps/stock/data-ingestion/src/handlers/ceo/actions/update-unique-symbols.action.ts
index eb93a2a..d13d4ce 100644
--- a/apps/stock/data-ingestion/src/handlers/ceo/actions/update-unique-symbols.action.ts
+++ b/apps/stock/data-ingestion/src/handlers/ceo/actions/update-unique-symbols.action.ts
@@ -37,7 +37,6 @@ export async function updateUniqueSymbols(
           ceoId: symbol.ceoId,
           symbol: symbol.symbol,
           finished: symbol.finished || false,
-          untilTimestamp: symbol.lastSpielTime || null,
         },
         { priority: 10 }
       );