diff --git a/pyproject.toml b/pyproject.toml
index cf47c79..0a392ab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,6 @@ description = "Stock analysis"
 requires-python = ">=3.14"
 dependencies = [
     "backtesting~=0.6.5",
-    "duckdb>=1.4.3",
     "jupyter~=1.1.1",
     "jupyter-bokeh>=4.0.5",
     "matplotlib~=3.10.8",
diff --git a/uv.lock b/uv.lock
index 6f51b76..ee25092 100644
--- a/uv.lock
+++ b/uv.lock
@@ -352,21 +352,6 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/07/6c/aa3f2f849e01cb6a001cd8554a88d4c77c5c1a31c95bdf1cf9301e6d9ef4/defusedxml-0.7.1-py2.py3-none-any.whl", hash = "sha256:a352e7e428770286cc899e2542b6cdaedb2b4953ff269a210103ec58f6198a61", size = 25604, upload-time = "2021-03-08T10:59:24.45Z" },
 ]
 
-[[package]]
-name = "duckdb"
-version = "1.4.3"
-source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/7f/da/17c3eb5458af69d54dedc8d18e4a32ceaa8ce4d4c699d45d6d8287e790c3/duckdb-1.4.3.tar.gz", hash = "sha256:fea43e03604c713e25a25211ada87d30cd2a044d8f27afab5deba26ac49e5268", size = 18478418, upload-time = "2025-12-09T10:59:22.945Z" }
-wheels = [
-    { url = "https://files.pythonhosted.org/packages/b6/f4/a38651e478fa41eeb8e43a0a9c0d4cd8633adea856e3ac5ac95124b0fdbf/duckdb-1.4.3-cp314-cp314-macosx_10_15_universal2.whl", hash = "sha256:316711a9e852bcfe1ed6241a5f654983f67e909e290495f3562cccdf43be8180", size = 29042272, upload-time = "2025-12-09T10:58:51.826Z" },
-    { url = "https://files.pythonhosted.org/packages/16/de/2cf171a66098ce5aeeb7371511bd2b3d7b73a2090603b0b9df39f8aaf814/duckdb-1.4.3-cp314-cp314-macosx_10_15_x86_64.whl", hash = "sha256:9e625b2b4d52bafa1fd0ebdb0990c3961dac8bb00e30d327185de95b68202131", size = 15419343, upload-time = "2025-12-09T10:58:54.439Z" },
-    { url = "https://files.pythonhosted.org/packages/35/28/6b0a7830828d4e9a37420d87e80fe6171d2869a9d3d960bf5d7c3b8c7ee4/duckdb-1.4.3-cp314-cp314-macosx_11_0_arm64.whl", hash = "sha256:130c6760f6c573f9c9fe9aba56adba0fab48811a4871b7b8fd667318b4a3e8da", size = 13748905, upload-time = "2025-12-09T10:58:56.656Z" },
-    { url = "https://files.pythonhosted.org/packages/15/4d/778628e194d63967870873b9581c8a6b4626974aa4fbe09f32708a2d3d3a/duckdb-1.4.3-cp314-cp314-manylinux_2_26_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:20c88effaa557a11267706b01419c542fe42f893dee66e5a6daa5974ea2d4a46", size = 18487261, upload-time = "2025-12-09T10:58:58.866Z" },
-    { url = "https://files.pythonhosted.org/packages/c6/5f/87e43af2e4a0135f9675449563e7c2f9b6f1fe6a2d1691c96b091f3904dd/duckdb-1.4.3-cp314-cp314-manylinux_2_26_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:1b35491db98ccd11d151165497c084a9d29d3dc42fc80abea2715a6c861ca43d", size = 20497138, upload-time = "2025-12-09T10:59:01.241Z" },
-    { url = "https://files.pythonhosted.org/packages/94/41/abec537cc7c519121a2a83b9a6f180af8915fabb433777dc147744513e74/duckdb-1.4.3-cp314-cp314-win_amd64.whl", hash = "sha256:23b12854032c1a58d0452e2b212afa908d4ce64171862f3792ba9a596ba7c765", size = 12836056, upload-time = "2025-12-09T10:59:03.388Z" },
-    { url = "https://files.pythonhosted.org/packages/b1/5a/8af5b96ce5622b6168854f479ce846cf7fb589813dcc7d8724233c37ded3/duckdb-1.4.3-cp314-cp314-win_arm64.whl", hash = "sha256:90f241f25cffe7241bf9f376754a5845c74775e00e1c5731119dc88cd71e0cb2", size = 13527759, upload-time = "2025-12-09T10:59:05.496Z" },
-]
-
 [[package]]
 name = "executing"
 version = "2.2.1"
@@ -915,7 +900,6 @@ version = "0.1.0"
 source = { virtual = "." }
 dependencies = [
     { name = "backtesting" },
-    { name = "duckdb" },
     { name = "jupyter" },
     { name = "jupyter-bokeh" },
     { name = "matplotlib" },
@@ -933,7 +917,6 @@ dependencies = [
 [package.metadata]
 requires-dist = [
     { name = "backtesting", specifier = "~=0.6.5" },
-    { name = "duckdb", specifier = ">=1.4.3" },
     { name = "jupyter", specifier = "~=1.1.1" },
     { name = "jupyter-bokeh", specifier = ">=4.0.5" },
     { name = "matplotlib", specifier = "~=3.10.8" },