diff --git a/cli/src/program.rs b/cli/src/program.rs
index 0ac855386d..7b0974f8a9 100644
--- a/cli/src/program.rs
+++ b/cli/src/program.rs
@@ -40,8 +40,16 @@ use solana_sdk::{
 };
 use solana_transaction_status::TransactionConfirmationStatus;
 use std::{
-    cmp::min, collections::HashMap, error, fs::File, io::Read, net::UdpSocket, path::PathBuf,
-    sync::Arc, thread::sleep, time::Duration,
+    cmp::min,
+    collections::HashMap,
+    error,
+    fs::File,
+    io::Read,
+    net::UdpSocket,
+    path::PathBuf,
+    sync::Arc,
+    thread::sleep,
+    time::{Duration, Instant},
 };
 
 const DATA_CHUNK_SIZE: usize = 229; // Keep program chunks under PACKET_DATA_SIZE
@@ -1493,15 +1501,16 @@ fn send_and_confirm_transactions_with_spinner<T: Signers>(
     let cluster_nodes = rpc_client.get_cluster_nodes().ok();
 
     loop {
-        let mut status_retries = 15;
-
         progress_bar.set_message("Finding leader node...");
         let epoch_info = rpc_client.get_epoch_info()?;
+        let mut slot = epoch_info.absolute_slot;
+        let mut last_epoch_fetch = Instant::now();
         if epoch_info.epoch > leader_schedule_epoch || leader_schedule.is_none() {
             leader_schedule = rpc_client.get_leader_schedule(Some(epoch_info.absolute_slot))?;
             leader_schedule_epoch = epoch_info.epoch;
         }
-        let tpu_address = get_leader_tpu(
+
+        let mut tpu_address = get_leader_tpu(
             min(epoch_info.slot_index + 1, epoch_info.slots_in_epoch),
             leader_schedule.as_ref(),
             cluster_nodes.as_ref(),
@@ -1527,52 +1536,61 @@ fn send_and_confirm_transactions_with_spinner<T: Signers>(
                     .ok();
             }
             pending_transactions.insert(transaction.signatures[0], transaction);
-
             progress_bar.set_message(&format!(
-                "[{}/{}] Total Transactions sent",
+                "[{}/{}] Transactions sent",
                 pending_transactions.len(),
                 num_transactions
             ));
+
+            // Throttle transactions to about 100 TPS
+            sleep(Duration::from_millis(10));
+
+            // Update leader periodically
+            if last_epoch_fetch.elapsed() > Duration::from_millis(400) {
+                let epoch_info = rpc_client.get_epoch_info()?;
+                last_epoch_fetch = Instant::now();
+                tpu_address = get_leader_tpu(
+                    min(epoch_info.slot_index + 1, epoch_info.slots_in_epoch),
+                    leader_schedule.as_ref(),
+                    cluster_nodes.as_ref(),
+                );
+            }
         }
 
         // Collect statuses for all the transactions, drop those that are confirmed
-        while status_retries > 0 {
-            status_retries -= 1;
-
-            progress_bar.set_message(&format!(
-                "[{}/{}] Transactions confirmed",
-                num_transactions - pending_transactions.len(),
-                num_transactions
-            ));
-
-            let mut statuses = vec![];
+        loop {
             let pending_signatures = pending_transactions.keys().cloned().collect::<Vec<_>>();
             for pending_signatures_chunk in
-                pending_signatures.chunks(MAX_GET_SIGNATURE_STATUSES_QUERY_ITEMS - 1)
+                pending_signatures.chunks(MAX_GET_SIGNATURE_STATUSES_QUERY_ITEMS)
             {
-                statuses.extend(
-                    rpc_client
-                        .get_signature_statuses_with_history(pending_signatures_chunk)?
-                        .value
-                        .into_iter(),
-                );
-            }
-            assert_eq!(statuses.len(), pending_signatures.len());
-
-            for (signature, status) in pending_signatures.into_iter().zip(statuses.into_iter()) {
-                if let Some(status) = status {
-                    if let Some(confirmation_status) = &status.confirmation_status {
-                        if *confirmation_status != TransactionConfirmationStatus::Processed {
-                            let _ = pending_transactions.remove(&signature);
+                if let Ok(result) =
+                    rpc_client.get_signature_statuses_with_history(pending_signatures_chunk)
+                {
+                    let statuses = result.value;
+                    for (signature, status) in
+                        pending_signatures_chunk.iter().zip(statuses.into_iter())
+                    {
+                        if let Some(status) = status {
+                            if let Some(confirmation_status) = &status.confirmation_status {
+                                if *confirmation_status != TransactionConfirmationStatus::Processed
+                                {
+                                    let _ = pending_transactions.remove(signature);
+                                }
+                            } else if status.confirmations.is_none()
+                                || status.confirmations.unwrap() > 1
+                            {
+                                let _ = pending_transactions.remove(signature);
+                            }
                         }
-                    } else if status.confirmations.is_none() || status.confirmations.unwrap() > 1 {
-                        let _ = pending_transactions.remove(&signature);
                     }
                 }
+
+                slot = rpc_client.get_slot()?;
                 progress_bar.set_message(&format!(
-                    "[{}/{}] Transactions confirmed",
+                    "[{}/{}] Transactions confirmed. Retrying in {} slots",
                     num_transactions - pending_transactions.len(),
-                    num_transactions
+                    num_transactions,
+                    last_valid_slot.saturating_sub(slot)
                 ));
             }
 
@@ -1580,11 +1598,35 @@ fn send_and_confirm_transactions_with_spinner<T: Signers>(
                 return Ok(());
             }
 
-            let slot = rpc_client.get_slot()?;
             if slot > last_valid_slot {
                 break;
             }
 
+            let epoch_info = rpc_client.get_epoch_info()?;
+            tpu_address = get_leader_tpu(
+                min(epoch_info.slot_index + 1, epoch_info.slots_in_epoch),
+                leader_schedule.as_ref(),
+                cluster_nodes.as_ref(),
+            );
+
+            for transaction in pending_transactions.values() {
+                if let Some(tpu_address) = tpu_address {
+                    let wire_transaction =
+                        serialize(transaction).expect("serialization should succeed");
+                    send_transaction_tpu(&send_socket, &tpu_address, &wire_transaction);
+                } else {
+                    let _result = rpc_client
+                        .send_transaction_with_config(
+                            transaction,
+                            RpcSendTransactionConfig {
+                                preflight_commitment: Some(commitment.commitment),
+                                ..RpcSendTransactionConfig::default()
+                            },
+                        )
+                        .ok();
+                }
+            }
+
             if cfg!(not(test)) {
                 // Retry twice a second
                 sleep(Duration::from_millis(500));