diff --git a/src/components/CellList.tsx b/src/components/CellList.tsx
index ad151de..d9a3d70 100644
--- a/src/components/CellList.tsx
+++ b/src/components/CellList.tsx
@@ -27,6 +27,7 @@ import { ModerationToggle } from './ui/moderation-toggle';
 import { sortCells, SortOption } from '@/lib/utils/sorting';
 import { Cell } from '@/types/forum';
 import { usePending } from '@/hooks/usePending';
+import { ShareButton } from './ui/ShareButton';
 
 // Empty State Component
 const EmptyState: React.FC<{ canCreateCell: boolean }> = ({
@@ -125,6 +126,11 @@ const CellItem: React.FC<{ cell: Cell }> = ({ cell }) => {
                 {cell.activeMemberCount || 0} members
               </span>
             </div>
+            <ShareButton
+              size='sm'
+              url={`${window.location.origin}/cell/${cell.id}`}
+              title={cell.name}
+            />
           </div>
         </div>
       </div>
diff --git a/src/components/CommentCard.tsx b/src/components/CommentCard.tsx
index 09e6ea0..020c054 100644
--- a/src/components/CommentCard.tsx
+++ b/src/components/CommentCard.tsx
@@ -18,6 +18,7 @@ import {
   TooltipContent,
   TooltipTrigger,
 } from '@/components/ui/tooltip';
+import { ShareButton } from '@/components/ui/ShareButton';
 
 interface CommentCardProps {
   comment: Comment;
@@ -126,13 +127,20 @@ const CommentCard: React.FC<CommentCardProps> = ({
               </span>
               <PendingBadge id={comment.id} />
             </div>
-            <BookmarkButton
-              isBookmarked={isBookmarked}
-              loading={bookmarkLoading}
-              onClick={handleBookmark}
-              size="sm"
-              variant="ghost"
-            />
+            <div className="flex items-center gap-2">
+              <ShareButton
+                size='sm'
+                url={`${window.location.origin}/post/${postId}#comment-${comment.id}`}
+                title={comment.content.substring(0, 50) + (comment.content.length > 50 ? '...' : '')}
+              />
+              <BookmarkButton
+                isBookmarked={isBookmarked}
+                loading={bookmarkLoading}
+                onClick={handleBookmark}
+                size="sm"
+                variant="ghost"
+              />
+            </div>
           </div>
 
           <p className="text-sm break-words mb-2">
diff --git a/src/components/PostCard.tsx b/src/components/PostCard.tsx
index ef3d541..bc33a7d 100644
--- a/src/components/PostCard.tsx
+++ b/src/components/PostCard.tsx
@@ -15,7 +15,7 @@ import { AuthorDisplay } from '@/components/ui/author-display';
 import { BookmarkButton } from '@/components/ui/bookmark-button';
 import { LinkRenderer } from '@/components/ui/link-renderer';
 import { usePending, usePendingVote } from '@/hooks/usePending';
-import { useToast } from '@/components/ui/use-toast';
+import { ShareButton } from '@/components/ui/ShareButton';
 
 interface PostCardProps {
   post: Post;
@@ -32,7 +32,6 @@ const PostCard: React.FC<PostCardProps> = ({ post, commentCount = 0 }) => {
     loading: bookmarkLoading,
     toggleBookmark,
   } = usePostBookmark(post, post.cellId);
-  const { toast } = useToast();
 
   // ✅ Get pre-computed cell data
   const cell = cellsWithStats.find(c => c.id === post.cellId);
@@ -71,33 +70,6 @@ const PostCard: React.FC<PostCardProps> = ({ post, commentCount = 0 }) => {
     await toggleBookmark();
   };
 
-  const handleShare = async (e: React.MouseEvent) => {
-    e.preventDefault();
-    e.stopPropagation();
-
-    const postUrl = `${window.location.origin}/post/${post.id}`;
-
-    try {
-      await navigator.clipboard.writeText(postUrl);
-      toast({
-        title: 'Link copied!',
-        description: 'Post link has been copied to your clipboard.',
-      });
-    } catch {
-      // Fallback for older browsers
-      const textArea = document.createElement('textarea');
-      textArea.value = postUrl;
-      document.body.appendChild(textArea);
-      textArea.select();
-      document.execCommand('copy');
-      document.body.removeChild(textArea);
-
-      toast({
-        title: 'Link copied!',
-        description: 'Post link has been copied to your clipboard.',
-      });
-    }
-  };
 
   return (
     <div className="thread-card mb-2">
@@ -207,14 +179,11 @@ const PostCard: React.FC<PostCardProps> = ({ post, commentCount = 0 }) => {
                     syncing…
                   </span>
                 )}
-                <button
-                  onClick={handleShare}
-                  className="hover:text-cyber-accent transition-colors flex items-center gap-1"
-                  title="Copy link"
-                >
-                  <Clipboard size={14} />
-                  Share
-                </button>
+                <ShareButton
+                  size='sm'
+                  url={`${window.location.origin}/post/${post.id}`}
+                  title={post.title}
+                />
               </div>
               <BookmarkButton
                 isBookmarked={isBookmarked}
diff --git a/src/components/PostDetail.tsx b/src/components/PostDetail.tsx
index 28a591f..cf9f09b 100644
--- a/src/components/PostDetail.tsx
+++ b/src/components/PostDetail.tsx
@@ -27,6 +27,7 @@ import { BookmarkButton } from './ui/bookmark-button';
 import { LinkRenderer } from './ui/link-renderer';
 import CommentCard from './CommentCard';
 import { usePending, usePendingVote } from '@/hooks/usePending';
+import { ShareButton } from './ui/ShareButton';
 
 const PostDetail = () => {
   const { postId } = useParams<{ postId: string }>();
@@ -243,6 +244,11 @@ const PostDetail = () => {
                   variant="ghost"
                   showText={true}
                 />
+                <ShareButton
+                  size='lg'
+                  url={`${window.location.origin}/post/${post.id}`}
+                  title={post.title}
+                />
               </div>
               <p className="text-sm whitespace-pre-wrap break-words">
                 <LinkRenderer text={post.content} />
diff --git a/src/components/PostList.tsx b/src/components/PostList.tsx
index e725c20..4f23932 100644
--- a/src/components/PostList.tsx
+++ b/src/components/PostList.tsx
@@ -14,6 +14,7 @@ import { Input } from '@/components/ui/input';
 import { Textarea } from '@/components/ui/textarea';
 import { Skeleton } from '@/components/ui/skeleton';
 import { LinkRenderer } from '@/components/ui/link-renderer';
+import { ShareButton } from '@/components/ui/ShareButton';
 import {
   ArrowLeft,
   MessageSquare,
@@ -324,6 +325,15 @@ const PostList = () => {
                         className="text-xs"
                         showBadge={false}
                       />
+                      <ShareButton
+                        url={`${window.location.origin}/post/${post.id}`}
+                        title={post.title}
+                        description={post.content}
+                        size="sm"
+                        variant="ghost"
+                        className="text-cyber-neutral"
+                        showText={false}
+                      />
                     </div>
                   </Link>
                   {canModerate(cell.id) && !post.moderated && (
diff --git a/src/components/ui/ShareButton.tsx b/src/components/ui/ShareButton.tsx
new file mode 100644
index 0000000..21835ef
--- /dev/null
+++ b/src/components/ui/ShareButton.tsx
@@ -0,0 +1,81 @@
+import { Button } from '@/components/ui/button';
+import { Share2 } from 'lucide-react';
+import { cn } from '@/lib/utils';
+import { useToast } from '../ui/use-toast';
+
+interface ShareButtonProps {
+  url: string;
+  title: string;
+  description?: string;
+  size?: 'sm' | 'lg';
+  variant?: 'default' | 'ghost' | 'outline';
+  className?: string;
+  showText?: boolean;
+}
+
+export function ShareButton({
+  url,
+  title,
+  description = 'Check out this post',
+  size = 'sm',
+  variant = 'ghost',
+  className,
+  showText = false,
+}: ShareButtonProps) {
+  const { toast } = useToast();
+
+  const sizeClasses = {
+    sm: 'h-8 w-10',
+    lg: 'h-10 whitespace-nowrap px-4',
+  };
+
+  const iconSize = {
+    sm: 14,
+    lg: 18,
+  };
+
+  const handleShare = async (e: React.MouseEvent) => {
+    e.preventDefault();
+    e.stopPropagation();
+
+    try {
+      await navigator.clipboard.writeText(url);
+      toast({
+        title: 'Link copied!',
+        description: 'Link has been copied to your clipboard.',
+      });
+    } catch {
+      // Fallback for older browsers
+      const textArea = document.createElement('textarea');
+      textArea.value = url;
+      document.body.appendChild(textArea);
+      textArea.select();
+      document.execCommand('copy');
+      document.body.removeChild(textArea);
+
+      toast({
+        title: 'Link copied!',
+        description: 'Link has been copied to your clipboard.',
+      });
+    }
+  };
+
+  return (
+    <Button
+      variant={variant}
+      size={size}
+      onClick={handleShare}
+      className={cn(
+        sizeClasses[size],
+        'transition-colors duration-200 text-cyber-neutral hover:text-cyber-light',
+        className
+      )}
+      title="Copy link"
+    >
+      <Share2 size={iconSize[size]} />
+      {showText && (
+        <span className="ml-2 text-xs">Share</span>
+      )}
+    </Button>
+  );
+}
\ No newline at end of file