ashare-code-change

ashare-code-change is a skill for Claude Code, Codex from FTShare-Lab/FTShare-skill. It costs 40 tokens per session (275 once invoked), scanned A, original, MIT.

A command-line tool for retrieving the history of A-share stock-code changes, including renamings, code migrations, and some exchange-listing changes. A-shares are mainland Chinese company shares traded in renminbi.

In plain words
What is it for?
Use it to query one or more trading codes, optionally limit the date range, and retrieve the associated names and effective dates.
Why use it?
It provides a direct historical record instead of requiring manual comparison of old and current trading codes.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to query one or more trading codes, optionally limit the date range, and retrieve the associated names and effective dates.

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Install with agentmods
npx agentmods add skills/ftshare-lab/ftshare-skill/ashare-code-change
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add FTShare-Lab/FTShare-skill --skill ashare-code-change
Clone the repo
git clone --depth 1 https://github.com/FTShare-Lab/FTShare-skill

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for ashare-code-change

README.md
[![agentmods](https://agentmods.dev/badge/skills/ftshare-lab/ftshare-skill/ashare-code-change/github.svg)](https://agentmods.dev/skills/ftshare-lab/ftshare-skill/ashare-code-change)
Your own site
<a href="https://agentmods.dev/skills/ftshare-lab/ftshare-skill/ashare-code-change"><img src="https://agentmods.dev/badge/skills/ftshare-lab/ftshare-skill/ashare-code-change/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for ashare-code-change

Your own site · 80×15
<a href="https://agentmods.dev/skills/ftshare-lab/ftshare-skill/ashare-code-change"><img src="https://agentmods.dev/badge/skills/ftshare-lab/ftshare-skill/ashare-code-change.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 40 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 275 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00040 $0.00275
Opus 5 $0.00020 $0.00138
Sonnet 5 $0.00008 $0.00055
Haiku 4.5 $0.00004 $0.00028

Measured 7d ago against content hash e6da40e8c54b, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

ashare-code-change scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 7d ago.

The scan reads SKILL.md. This mod also ships 2 executable files (scripts/handler.py, scripts/test_handler.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

ftshare-market-data/sub-skills/ashare-code-change/SKILL.md · 19 lines

What it actually says

A 股代码变更

接口:GET /api/v1/market/data/stk-code-changetrade_code 必填,支持逗号分隔多个带市场后缀的代码;不分页,返回全部变更记录。

python <RUN_PY> ashare-code-change --trade-code 001872.SZ
python <RUN_PY> ashare-code-change --trade-code 001872.SZ,920000.BJ --start-date 20180101 --end-date 20241231
  • --trade-code:必填,如 600848.SH,可逗号分隔多个。
  • --start-date--end-date:可选,格式 YYYYMMDD;同时提供时起始日不得晚于截止日。

成功响应为 code/message/datadata 为记录数组或对象中的记录数据,记录包括最新 trade_code、实际使用的 codenamestart_date 和可为空的 end_date

Files

What ships with it

2 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 7d ago First seen · 19 lines · 40 tokens per session scan A e6da40e8c54b

Subscribe to this mod's changes

ashare-code-change is a skill published in the GitHub repository FTShare-Lab/FTShare-skill (64 stars, last pushed yesterday), licensed MIT. It adds 40 tokens to every session and 275 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-05.

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