diff --git a/.changeset/reuse-pending-list-marker.md b/.changeset/reuse-pending-list-marker.md
new file mode 100644
index 0000000..50d85df
--- /dev/null
+++ b/.changeset/reuse-pending-list-marker.md
@@ -0,0 +1,5 @@
+---
+"@tanstack/markdown": patch
+---
+
+Reuse pending list-marker matches while parsing list items.
diff --git a/src/parser.ts b/src/parser.ts
index f0b31ea..345c472 100644
--- a/src/parser.ts
+++ b/src/parser.ts
@@ -216,8 +216,10 @@ function createBlockParser(
   }
 
   function parseList(): ListNode | undefined {
-    const first = listMarker(current())
-    if (!first) return undefined
+    let markerLine = current()
+    let markerValue = listMarker(markerLine)
+    if (!markerValue) return undefined
+    const first = markerValue
 
     const items: ListItemNode[] = []
     const ordered = first.ordered
@@ -225,7 +227,12 @@ function createBlockParser(
     let loose = false
 
     while (cursor < inputLines.length) {
-      const marker = listMarker(current())
+      const line = current()
+      if (line !== markerLine) {
+        markerLine = line
+        markerValue = listMarker(line)
+      }
+      const marker = markerValue
       if (!marker || marker.marker !== first.marker || marker.indent !== baseIndent) break
 
       let firstLine = marker.content
@@ -238,7 +245,9 @@ function createBlockParser(
 
       while (cursor < inputLines.length) {
         const line = current()
-        const nextMarker = listMarker(line)
+        markerLine = line
+        markerValue = listMarker(line)
+        const nextMarker = markerValue
         if (nextMarker && nextMarker.indent === baseIndent) break
         if (isBlank(line)) {
           let nextIndex = cursor
@@ -246,7 +255,9 @@ function createBlockParser(
           const following = inputLines[nextIndex]
           if (following === undefined) break
 
-          const followingMarker = listMarker(following)
+          markerLine = following
+          markerValue = listMarker(following)
+          const followingMarker = markerValue
           if (followingMarker?.indent === baseIndent) {
             if (followingMarker.marker !== first.marker) break
             loose = true
diff --git a/tests/audit-regressions.test.tsx b/tests/audit-regressions.test.tsx
index 6cd67f0..6ceba4f 100644
--- a/tests/audit-regressions.test.tsx
+++ b/tests/audit-regressions.test.tsx
@@ -20,6 +20,21 @@ function equivalent(input: MarkdownInput, options: RenderOptions = {}) {
 }
 
 describe('audit regressions', () => {
+  it('observes extension edits to a pending list marker', () => {
+    let outerLines: string[] | undefined
+    const document = parseMarkdown('- first\n- second', {
+      extensions: [{
+        name: 'edit-pending-list',
+        parseBlock({ lines }) {
+          if (lines[0] === '- first') outerLines = lines
+          if (lines[0] === 'first' && outerLines) outerLines[1] = '+ changed'
+          return undefined
+        },
+      }],
+    })
+    expect(equivalent(document)).toBe('<ul>\n<li>first</li>\n</ul>\n<ul>\n<li>changed</li>\n</ul>')
+  })
+
   it('keeps single-pass attribute escaping identical to the existing policy', () => {
     const source = Array.from({ length: 256 }, (_, index) => String.fromCharCode(index)).join('') + '\u2028\u2029&copy;&#96;'
     expect(escapeAttr(source)).toBe(escapeHtml(source).replace(/`/g, '&#96;'))