longbridge-sec-filings

Original：🇺🇸 English

Translated

SEC EDGAR filing analysis via Longbridge — 10-K annual report, 10-Q quarterly, 8-K material events, proxy statement, insider Form 4. Extracts risk factors, MD&A, non-recurring items, and investment signals. Triggers: "SEC文件", "SEC申报", "10-K", "10-Q", "8-K", "委托投票书", "Form 4", "MD&A", "风险因素", "内部人申报", "SEC文件", "SEC申報", "委託投票書", "風險因素", "內部人申報", "SEC filing", "10-K annual report", "10-Q quarterly", "8-K material event", "proxy statement", "Form 4 insider", "MD&A", "risk factors", "SEC EDGAR".

2installs

Sourcelongbridge/skills

Added on2026-05-13

NPX Install

npx skill4agent add longbridge/skills longbridge-sec-filings

SKILL.md Content

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longbridge-sec-filings

Prompt-only analysis skill. Retrieves SEC filings via Longbridge and extracts investment-relevant signals: financial KPIs (10-K/10-Q), material events (8-K), governance/compensation (Proxy), and insider behaviour (Form 4).

Response language: match the user's input language — Simplified Chinese / Traditional Chinese / English.

When to use

"帮我看下 AAPL 最新的 10-K" / "What are AAPL's key risks from the latest 10-K?"
"TSLA 昨天发了个 8-K，说了什么？" / "What did TSLA's 8-K say?"
"高管最近有没有申报卖股票 (Form 4)？" / "Any insider Form 4 sales recently?"
"10-Q 的 MD&A 里有什么异常？" / "Any unusual items in the MD&A?"
"Proxy 里高管薪酬怎么样？" / "What does the proxy say about exec compensation?"

For institutional 13F holdings route to

longbridge-flows

. For quarterly earnings analysis route to

longbridge-earnings

.

CLI

Run

longbridge <subcommand> --help

to verify exact flags.

bash

# List recent filings for a symbol
longbridge filing <SYMBOL> --format json

# Filter by filing type (if supported — verify with --help)
longbridge filing <SYMBOL> --type 10-K --format json
longbridge filing <SYMBOL> --type 10-Q --format json
longbridge filing <SYMBOL> --type 8-K  --format json

# Financial data (structured KPIs from filings)
longbridge financial-report <SYMBOL> --format json

# News — supplement for 8-K summaries and insider trade coverage
longbridge news <SYMBOL> --format json

Filing type guide

Filing	Frequency	Key content	Investment signal
10-K	Annual	Full financials, Risk Factors, MD&A, auditor opinion	Baseline quality, hidden risks
10-Q	Quarterly	Interim financials, MD&A updates, legal proceedings	Trend vs prior quarters
8-K	Ad hoc	Material events: earnings, M&A, exec changes, defaults	Immediate catalyst
Proxy (DEF 14A)	Annual	Exec compensation, board composition, shareholder proposals	Governance quality
Form 4	Within 2 days	Insider buy/sell transactions (officers/directors)	Insider sentiment signal
SC 13G/13D	On crossing 5%	Large investor disclosures	Block-holder moves

Workflow

Identify filing type from the user's question; default to most recent filing if unspecified.
Fetch filings list with
```
longbridge filing <SYMBOL>
```
, select the relevant entry.
Fetch financial KPIs with
```
longbridge financial-report
```
for structured numbers.
Supplement with news (
```
longbridge news
```
) for 8-K summaries or insider trade narratives if filing detail is sparse.
Extract key items per filing type (see extraction guide below).
Output structured analysis (template below). Cite Longbridge Securities.

Extraction guide by filing type

10-K / 10-Q

Revenue, net income, EPS vs prior period
Gross/operating margin trend
Free cash flow
Key risk factors (new risks added or escalated language)
MD&A: management commentary on performance drivers
Non-recurring items (impairments, restructuring, gains on asset sales)
Debt and liquidity (cash, revolver capacity)

8-K

Event type (Item number: 1.01=material agreement, 2.02=earnings, 5.02=exec change, etc.)
Material fact in 2–3 sentences
Bull/bear interpretation

Proxy (DEF 14A)

CEO total comp vs prior year and vs peers
Performance metrics in comp plan (revenue, TSR, EPS targets)
Board independence and audit committee composition
Shareholder proposals (activist items)

Form 4

Filer: name and title
Transaction: buy vs sell, shares, price, date
Post-transaction ownership
Pattern: first purchase, cluster selling near highs, 10b5-1 plan flag

Output template

{Symbol} {Filing type} analysis — Source: Longbridge Securities

[Filing metadata]
- Form: {type}  |  Filed: {date}  |  Period: {period}

[Key findings]
1. {Finding — max 2 sentences}
2. {Finding}
3. {Finding}

[Financial snapshot] (10-K / 10-Q)
- Revenue: ${X}  YoY: {+/-X%}
- Net income: ${X}  |  EPS: ${X}
- Free cash flow: ${X}
- Non-recurring: {describe or "none identified"}

[Risk factors / MD&A highlights] (10-K / 10-Q)
- New or escalated risks: {list}
- Management tone: {cautious / neutral / optimistic}

[Investment signal]
{Bullish / Bearish / Neutral} — {1-sentence rationale}

⚠️ 以上分析仅供参考，不构成投资建议。/ 以上分析僅供參考，不構成投資建議。/ For reference only. Not investment advice.

Error handling

Situation	简体回复	繁體回復	English reply
`command not found: longbridge`	切换到 MCP；若不可用，请安装 longbridge-terminal	切換至 MCP；若不可用，請安裝 longbridge-terminal	Fall back to MCP; if unavailable, install longbridge-terminal
stderr `not logged in`	请执行 `longbridge auth login`	請執行 `longbridge auth login`	Run `longbridge auth login`
`filing` returns empty	暂无 SEC 申报数据；尝试 `longbridge news` 补充	暫無 SEC 申報數據；嘗試 `longbridge news` 補充	No filing data available; try `longbridge news` as supplement
Non-US symbol requested	SEC 申报仅适用于美股；港股/A股请改用相应披露渠道	SEC 申報僅適用於美股；港股/A股請改用相應披露渠道	SEC filings are US-listed only; for HK/A-share use relevant disclosure channels

MCP fallback

CLI command	MCP tool
`longbridge filing`	`mcp__longbridge__filing`
`longbridge financial-report`	`mcp__longbridge__latest_financial_report`
`longbridge news`	`mcp__longbridge__news`

Related skills

Quarterly earnings analysis →
```
longbridge-earnings
```
Insider / institutional flows (13F) →
```
longbridge-flows
```
Fundamental KPIs →
```
longbridge-fundamental
```
Company news and sentiment →
```
longbridge-news
```

File layout

longbridge-sec-filings/
└── SKILL.md          # prompt-only, no scripts/

longbridge-sec-filings

NPX Install

Tags

SKILL.md Content

longbridge-sec-filings

When to use

CLI

Filing type guide

Workflow

Extraction guide by filing type

10-K / 10-Q

8-K

Proxy (DEF 14A)

Form 4

Output template

Error handling

MCP fallback

Related skills

File layout