diff --git a/pandas/io/stata.py b/pandas/io/stata.py
index c9cd94b7cc711..d60a7537dd850 100644
--- a/pandas/io/stata.py
+++ b/pandas/io/stata.py
@@ -714,8 +714,7 @@ def generate_value_label(self, byteorder: str) -> bytes:
         for text in self.txt:
             bio.write(text + null_byte)
 
-        bio.seek(0)
-        return bio.read()
+        return bio.getvalue()
 
 
 class StataMissingValue:
@@ -2933,8 +2932,7 @@ def generate_blob(self, gso_table: Dict[str, Tuple[int, int]]) -> bytes:
             bio.write(utf8_string)
             bio.write(null)
 
-        bio.seek(0)
-        return bio.read()
+        return bio.getvalue()
 
 
 class StataWriter117(StataWriter):
@@ -3128,8 +3126,7 @@ def _write_header(
         # '\x11' added due to inspection of Stata file
         stata_ts = b"\x11" + bytes(ts, "utf-8")
         bio.write(self._tag(stata_ts, "timestamp"))
-        bio.seek(0)
-        self._write_bytes(self._tag(bio.read(), "header"))
+        self._write_bytes(self._tag(bio.getvalue(), "header"))
 
     def _write_map(self) -> None:
         """
@@ -3159,16 +3156,14 @@ def _write_map(self) -> None:
         bio = BytesIO()
         for val in self._map.values():
             bio.write(struct.pack(self._byteorder + "Q", val))
-        bio.seek(0)
-        self._write_bytes(self._tag(bio.read(), "map"))
+        self._write_bytes(self._tag(bio.getvalue(), "map"))
 
     def _write_variable_types(self) -> None:
         self._update_map("variable_types")
         bio = BytesIO()
         for typ in self.typlist:
             bio.write(struct.pack(self._byteorder + "H", typ))
-        bio.seek(0)
-        self._write_bytes(self._tag(bio.read(), "variable_types"))
+        self._write_bytes(self._tag(bio.getvalue(), "variable_types"))
 
     def _write_varnames(self) -> None:
         self._update_map("varnames")
@@ -3179,8 +3174,7 @@ def _write_varnames(self) -> None:
             name = self._null_terminate_str(name)
             name = _pad_bytes_new(name[:32].encode(self._encoding), vn_len + 1)
             bio.write(name)
-        bio.seek(0)
-        self._write_bytes(self._tag(bio.read(), "varnames"))
+        self._write_bytes(self._tag(bio.getvalue(), "varnames"))
 
     def _write_sortlist(self) -> None:
         self._update_map("sortlist")
@@ -3193,8 +3187,7 @@ def _write_formats(self) -> None:
         fmt_len = 49 if self._dta_version == 117 else 57
         for fmt in self.fmtlist:
             bio.write(_pad_bytes_new(fmt.encode(self._encoding), fmt_len))
-        bio.seek(0)
-        self._write_bytes(self._tag(bio.read(), "formats"))
+        self._write_bytes(self._tag(bio.getvalue(), "formats"))
 
     def _write_value_label_names(self) -> None:
         self._update_map("value_label_names")
@@ -3209,8 +3202,7 @@ def _write_value_label_names(self) -> None:
             name = self._null_terminate_str(name)
             encoded_name = _pad_bytes_new(name[:32].encode(self._encoding), vl_len + 1)
             bio.write(encoded_name)
-        bio.seek(0)
-        self._write_bytes(self._tag(bio.read(), "value_label_names"))
+        self._write_bytes(self._tag(bio.getvalue(), "value_label_names"))
 
     def _write_variable_labels(self) -> None:
         # Missing labels are 80 blank characters plus null termination
@@ -3223,8 +3215,7 @@ def _write_variable_labels(self) -> None:
         if self._variable_labels is None:
             for _ in range(self.nvar):
                 bio.write(blank)
-            bio.seek(0)
-            self._write_bytes(self._tag(bio.read(), "variable_labels"))
+            self._write_bytes(self._tag(bio.getvalue(), "variable_labels"))
             return
 
         for col in self.data:
@@ -3243,8 +3234,7 @@ def _write_variable_labels(self) -> None:
                 bio.write(_pad_bytes_new(encoded, vl_len + 1))
             else:
                 bio.write(blank)
-        bio.seek(0)
-        self._write_bytes(self._tag(bio.read(), "variable_labels"))
+        self._write_bytes(self._tag(bio.getvalue(), "variable_labels"))
 
     def _write_characteristics(self) -> None:
         self._update_map("characteristics")
@@ -3271,8 +3261,7 @@ def _write_value_labels(self) -> None:
             lab = vl.generate_value_label(self._byteorder)
             lab = self._tag(lab, "lbl")
             bio.write(lab)
-        bio.seek(0)
-        self._write_bytes(self._tag(bio.read(), "value_labels"))
+        self._write_bytes(self._tag(bio.getvalue(), "value_labels"))
 
     def _write_file_close_tag(self) -> None:
         self._update_map("stata_data_close")