diff --git a/ts/client/src/accounts/bank.ts b/ts/client/src/accounts/bank.ts
index a5a718d10..c2f08b8a4 100644
--- a/ts/client/src/accounts/bank.ts
+++ b/ts/client/src/accounts/bank.ts
@@ -169,9 +169,9 @@ export class Bank {
       '\n cachedIndexedTotalBorrows - ' +
       this.cachedIndexedTotalBorrows.toNumber() +
       '\n indexLastUpdated - ' +
-      new Date(this.indexLastUpdated * 1000) +
+      new Date(this.indexLastUpdated.toNumber() * 1000) +
       '\n bankRateLastUpdated - ' +
-      new Date(this.bankRateLastUpdated * 1000) +
+      new Date(this.bankRateLastUpdated.toNumber() * 1000) +
       '\n avgUtilization - ' +
       this.avgUtilization.toNumber() +
       '\n adjustmentFactor - ' +
diff --git a/ts/client/src/accounts/group.ts b/ts/client/src/accounts/group.ts
index abf81b6e4..c854b2681 100644
--- a/ts/client/src/accounts/group.ts
+++ b/ts/client/src/accounts/group.ts
@@ -12,11 +12,18 @@ import { Serum3Market } from './serum3';
 export class Group {
   static from(
     publicKey: PublicKey,
-    obj: { admin: PublicKey; groupNum: number },
+    obj: {
+      creator: PublicKey;
+      admin: PublicKey;
+      fastListingAdmin: PublicKey;
+      groupNum: number;
+    },
   ): Group {
     return new Group(
       publicKey,
+      obj.creator,
       obj.admin,
+      obj.fastListingAdmin,
       obj.groupNum,
       new Map(),
       new Map(),
@@ -29,7 +36,9 @@ export class Group {
 
   constructor(
     public publicKey: PublicKey,
+    public creator: PublicKey,
     public admin: PublicKey,
+    public fastListingAdmin: PublicKey,
     public groupNum: number,
     public banksMap: Map<string, Bank>,
     public serum3MarketsMap: Map<string, Serum3Market>,
diff --git a/ts/client/src/client.ts b/ts/client/src/client.ts
index e8eaf41a3..3f6cb5d27 100644
--- a/ts/client/src/client.ts
+++ b/ts/client/src/client.ts
@@ -82,7 +82,7 @@ export class MangoClient {
     return await this.program.methods
       .groupCreate(groupNum, testing ? 1 : 0)
       .accounts({
-        admin: adminPk,
+        creator: adminPk,
         payer: adminPk,
         insuranceMint: insuranceMintPk,
       })
diff --git a/ts/client/src/mango_v4.ts b/ts/client/src/mango_v4.ts
index 34fccc4fd..935568334 100644
--- a/ts/client/src/mango_v4.ts
+++ b/ts/client/src/mango_v4.ts
@@ -19,7 +19,7 @@ export type MangoV4 = {
               {
                 "kind": "account",
                 "type": "publicKey",
-                "path": "admin"
+                "path": "creator"
               },
               {
                 "kind": "arg",
@@ -30,7 +30,7 @@ export type MangoV4 = {
           }
         },
         {
-          "name": "admin",
+          "name": "creator",
           "isMut": false,
           "isSigner": true
         },
@@ -90,6 +90,31 @@ export type MangoV4 = {
         }
       ]
     },
+    {
+      "name": "groupEdit",
+      "accounts": [
+        {
+          "name": "group",
+          "isMut": true,
+          "isSigner": false
+        },
+        {
+          "name": "admin",
+          "isMut": false,
+          "isSigner": true
+        }
+      ],
+      "args": [
+        {
+          "name": "newAdmin",
+          "type": "publicKey"
+        },
+        {
+          "name": "newFastListingAdmin",
+          "type": "publicKey"
+        }
+      ]
+    },
     {
       "name": "groupClose",
       "accounts": [
@@ -2795,13 +2820,21 @@ export type MangoV4 = {
         "kind": "struct",
         "fields": [
           {
-            "name": "admin",
+            "name": "creator",
             "type": "publicKey"
           },
           {
             "name": "groupNum",
             "type": "u32"
           },
+          {
+            "name": "admin",
+            "type": "publicKey"
+          },
+          {
+            "name": "fastListingAdmin",
+            "type": "publicKey"
+          },
           {
             "name": "padding",
             "type": {
@@ -4890,7 +4923,7 @@ export const IDL: MangoV4 = {
               {
                 "kind": "account",
                 "type": "publicKey",
-                "path": "admin"
+                "path": "creator"
               },
               {
                 "kind": "arg",
@@ -4901,7 +4934,7 @@ export const IDL: MangoV4 = {
           }
         },
         {
-          "name": "admin",
+          "name": "creator",
           "isMut": false,
           "isSigner": true
         },
@@ -4961,6 +4994,31 @@ export const IDL: MangoV4 = {
         }
       ]
     },
+    {
+      "name": "groupEdit",
+      "accounts": [
+        {
+          "name": "group",
+          "isMut": true,
+          "isSigner": false
+        },
+        {
+          "name": "admin",
+          "isMut": false,
+          "isSigner": true
+        }
+      ],
+      "args": [
+        {
+          "name": "newAdmin",
+          "type": "publicKey"
+        },
+        {
+          "name": "newFastListingAdmin",
+          "type": "publicKey"
+        }
+      ]
+    },
     {
       "name": "groupClose",
       "accounts": [
@@ -7666,13 +7724,21 @@ export const IDL: MangoV4 = {
         "kind": "struct",
         "fields": [
           {
-            "name": "admin",
+            "name": "creator",
             "type": "publicKey"
           },
           {
             "name": "groupNum",
             "type": "u32"
           },
+          {
+            "name": "admin",
+            "type": "publicKey"
+          },
+          {
+            "name": "fastListingAdmin",
+            "type": "publicKey"
+          },
           {
             "name": "padding",
             "type": {