diff --git a/src/components/MomentDigest/Feed/index.tsx b/src/components/MomentDigest/Feed/index.tsx
index 97ad77be10..651bc89811 100644
--- a/src/components/MomentDigest/Feed/index.tsx
+++ b/src/components/MomentDigest/Feed/index.tsx
@@ -1,4 +1,5 @@
 import Link from 'next/link'
+import React from 'react'
 import { FormattedMessage } from 'react-intl'
 
 import IconDot from '@/public/static/icons/dot.svg'
@@ -31,24 +32,26 @@ export type MomentDigestFeedProps = {
   hasCommentedFollowees?: boolean
 }
 
-export const MomentDigestFeed = ({
+type ContainerProps = {
+  moment: MomentDigestFeedProps['moment']
+  hasAuthor?: boolean
+  hasCommentedFollowees?: boolean
+  openMomentDetail: () => void
+}
+
+const Container = ({
   moment,
   hasAuthor,
   hasCommentedFollowees,
-}: MomentDigestFeedProps) => {
+  openMomentDetail,
+}: ContainerProps) => {
   const { content, createdAt, assets, author } = moment
-  const { router } = useRoute()
 
   const momentDetailPath = toPath({
     page: 'momentDetail',
     moment,
   })
 
-  const goToMomentDetail = () => {
-    setReferrer()
-    router.push(momentDetailPath.href)
-  }
-
   const setReferrer = () => {
     sessionStorage.set(MOMENT_DIGEST_REFERRER, true)
   }
@@ -57,112 +60,136 @@ export const MomentDigestFeed = ({
     setReferrer()
   }
 
-  const Container = ({
-    openMomentDetail,
-    hasAuthor,
-  }: {
-    openMomentDetail: () => void
-    hasAuthor?: boolean
-  }) => {
-    return (
-      <section className={styles.container}>
-        <header className={styles.header}>
-          {hasAuthor && (
-            <section
-              className={styles.author}
-              data-test-id={TEST_ID.MOMENT_DIGEST_AUTHOR}
-            >
-              <UserDigest.Mini
-                user={author}
-                avatarSize={20}
-                textSize={12}
-                hasAvatar
-                hasDisplayName
-              />
-              <Icon icon={IconDot} color="greyLight" size={20} />
-            </section>
-          )}
-          <section>
-            <Link {...momentDetailPath} onClick={handleClickDateTime}>
-              <DateTime date={createdAt} color="grey" minimal />
-            </Link>
-          </section>
-        </header>
-        {!!content && (
+  return (
+    <section className={styles.container}>
+      <header className={styles.header}>
+        {hasAuthor && (
           <section
-            className={styles.content}
-            onClick={(event) => {
-              const target = event.target as HTMLElement
-              const targetTagName = target.tagName.toLowerCase()
-              if (
-                // link
-                targetTagName === 'a' ||
-                // mention
-                (targetTagName === 'span' &&
-                  target.parentElement?.tagName.toLowerCase() === 'a' &&
-                  target.innerText.includes('@'))
-              ) {
-                event.stopPropagation()
-                return
-              }
-              openMomentDetail()
-            }}
-            data-test-id={TEST_ID.MOMENT_DIGEST_CONTENT}
+            className={styles.author}
+            data-test-id={TEST_ID.MOMENT_DIGEST_AUTHOR}
           >
-            <Expandable
-              content={content}
-              limit={4}
-              isRichShow={true}
-              size={15}
-              collapseable={false}
-              isCommentOrMoment
-              expandButton={
-                <button
-                  onClick={() => {
-                    // TODO: open moment detail dialog or navigate to moment detail page
-                  }}
-                >
-                  <FormattedMessage
-                    defaultMessage="More"
-                    id="eoQN04"
-                    description="src/components/MomentDigest/index.tsx"
-                  />
-                </button>
-              }
-            >
-              <section
-                className="u-content-moment"
-                dangerouslySetInnerHTML={{
-                  __html: content || '',
-                }}
-                onClick={captureClicks}
-              />
-            </Expandable>
+            <UserDigest.Mini
+              user={author}
+              avatarSize={20}
+              textSize={12}
+              hasAvatar
+              hasDisplayName
+            />
+            <Icon icon={IconDot} color="greyLight" size={20} />
           </section>
         )}
-        {!!assets && assets.length > 0 && (
-          <section className={styles.assets}>
-            <Assets moment={moment} />
-          </section>
-        )}
-        <FooterActions
-          moment={moment}
-          hasCommentedFollowees={hasCommentedFollowees}
-          onClickReply={openMomentDetail}
-        />
-      </section>
-    )
+        <section>
+          <Link {...momentDetailPath} onClick={handleClickDateTime}>
+            <DateTime date={createdAt} color="grey" minimal />
+          </Link>
+        </section>
+      </header>
+      {!!content && (
+        <section
+          className={styles.content}
+          onClick={(event) => {
+            const target = event.target as HTMLElement
+            const targetTagName = target.tagName.toLowerCase()
+            if (
+              // link
+              targetTagName === 'a' ||
+              // mention
+              (targetTagName === 'span' &&
+                target.parentElement?.tagName.toLowerCase() === 'a' &&
+                target.innerText.includes('@'))
+            ) {
+              event.stopPropagation()
+              return
+            }
+            openMomentDetail()
+          }}
+          data-test-id={TEST_ID.MOMENT_DIGEST_CONTENT}
+        >
+          <Expandable
+            content={content}
+            limit={4}
+            isRichShow={true}
+            size={15}
+            collapseable={false}
+            isCommentOrMoment
+            expandButton={
+              <button
+                onClick={() => {
+                  // TODO: open moment detail dialog or navigate to moment detail page
+                }}
+              >
+                <FormattedMessage
+                  defaultMessage="More"
+                  id="eoQN04"
+                  description="src/components/MomentDigest/index.tsx"
+                />
+              </button>
+            }
+          >
+            <section
+              className="u-content-moment"
+              dangerouslySetInnerHTML={{
+                __html: content || '',
+              }}
+              onClick={captureClicks}
+            />
+          </Expandable>
+        </section>
+      )}
+      {!!assets && assets.length > 0 && (
+        <section className={styles.assets}>
+          <Assets moment={moment} />
+        </section>
+      )}
+      <FooterActions
+        moment={moment}
+        hasCommentedFollowees={hasCommentedFollowees}
+        onClickReply={openMomentDetail}
+      />
+    </section>
+  )
+}
+
+const BaseMomentDigestFeed = ({
+  moment,
+  hasAuthor,
+  hasCommentedFollowees,
+}: MomentDigestFeedProps) => {
+  const { router } = useRoute()
+
+  const momentDetailPath = toPath({
+    page: 'momentDetail',
+    moment,
+  })
+
+  const setReferrer = () => {
+    sessionStorage.set(MOMENT_DIGEST_REFERRER, true)
+  }
+
+  const goToMomentDetail = () => {
+    setReferrer()
+    router.push(momentDetailPath.href)
   }
 
   return (
     <>
       <Media lessThan="md">
-        <Container openMomentDetail={goToMomentDetail} hasAuthor={hasAuthor} />
+        <Container
+          moment={moment}
+          hasAuthor={hasAuthor}
+          hasCommentedFollowees={hasCommentedFollowees}
+          openMomentDetail={goToMomentDetail}
+        />
       </Media>
       <Media greaterThanOrEqual="md">
         <MomentDetailDialog shortHash={moment.shortHash}>
           {({ openDialog }) => (
-            <Container openMomentDetail={openDialog} hasAuthor={hasAuthor} />
+            <Container
+              moment={moment}
+              hasAuthor={hasAuthor}
+              hasCommentedFollowees={hasCommentedFollowees}
+              openMomentDetail={openDialog}
+            />
           )}
         </MomentDetailDialog>
       </Media>
@@ -170,4 +197,19 @@ export const MomentDigestFeed = ({
   )
 }
 
+type MemoizedMomentDigestFeed = React.MemoExoticComponent<
+  React.FC<MomentDigestFeedProps>
+> & {
+  fragments: typeof fragments
+}
+
+export const MomentDigestFeed = React.memo(
+  BaseMomentDigestFeed,
+  ({ moment: prev }, { moment: next }) =>
+    prev.liked === next.liked &&
+    prev.likeCount === next.likeCount &&
+    prev.commentCount === next.commentCount &&
+    prev.state === next.state
+) as MemoizedMomentDigestFeed
+
 MomentDigestFeed.fragments = fragments
diff --git a/src/views/HottestMoments/gql.ts b/src/views/HottestMoments/gql.ts
index 0a3e8c40f1..75bcd152ea 100644
--- a/src/views/HottestMoments/gql.ts
+++ b/src/views/HottestMoments/gql.ts
@@ -13,10 +13,12 @@ const momentConnectionFragment = gql`
       cursor
       node {
         ...MomentDigestFeedMomentPublic
+        ...MomentDigestFeedMomentPrivate
       }
     }
   }
   ${MomentDigestFeed.fragments.moment.public}
+  ${MomentDigestFeed.fragments.moment.private}
 `
 
 export const HOTTEST_MOMENTS_PUBLIC = gql`