Key takeaways
- 8-K filings are real-time catalysts that hit EDGAR within four business days of a material event, often moving prices before headlines appear.
- Item codes like 1.01, 2.02, 3.01, and 4.02 reliably produce directional gaps, while 8.01 is a catch-all that always requires reading.
- Algorithms parse filings the second they hit EDGAR, meaning the first several percent of a move is priced in before human traders open the document.
- EDGAR RSS feeds push filings fast but lack impact scoring, making dedicated alert tools necessary for sub-minute signal triage.
The latest SEC filings are tradeable catalysts because the market reacts to them in minutes, not days: an 8-K with Item 2.04 or 3.01 can trigger the initial move before FinTwit finishes posting about it. This guide breaks down which 8-K item codes move NQ, ES, and small-cap names, how to pull any company's filings on EDGAR, and how to get sub-minute alerts without watching EDGAR manually.
What are the latest SEC filings and why do traders monitor them?
SEC filings are the primary source. Every earnings number, merger term, executive departure, or bankruptcy warning reaches the market through EDGAR first, before a headline writer summarizes it and before it shows up in your feed. Companies must file an 8-K within four business days of a material event, per the SEC's Form 8-K description, and the filing text is the raw catalyst, not someone's interpretation of it.
That matters because the edge belongs to whoever reaches the primary source first. By the time a FinTwit account or a video creator posts about a catalyst, the first 5 to 10 percent of the move is often priced in. Reading filings directly puts you ahead of that cycle, whether you trade the initial move on NQ and ES or hunt small-cap catalysts.
Filings also pair naturally with scheduled catalysts like earnings. If you trade the initial move on reports, our guide on how to trade earnings covers the same first-reaction logic.
What is an SEC filing 8-K and when must companies file one?
The 8-K is the SEC's real-time filing. Unlike the 10-K and 10-Q, which arrive on fixed schedules, an 8-K is triggered by an event and is due within four business days of it happening. That event could be a merger agreement, a CEO departure, a credit agreement default, a restatement, or a material definitive contract.
The four-business-day rule
Since August 2004, companies must file an 8-K within four business days of a triggering event under Item 1.01, 1.02, 2.02, 2.03, 5.02, and related codes. Some items, like Item 2.02 earnings releases, are furnished rather than filed, which affects liability but not timing for you as a reader.
Why 8-Ks beat press releases for timing
The primary source beats the summary. By the time a headline hits FinTwit or a wire, the first percent of the move is often priced in. The 8-K lands on EDGAR first, with the actual contract terms, the actual severance numbers, the actual default language. That gap between filing and interpretation is your edge, whether you trade the affected ticker or the sector spillover, like an XLF reaction to a regional bank disclosure.
Which 8-K item codes move stock prices most?
The item number on an 8-K tells you what happened before you read a word of the filing. Each code maps to a defined event category, listed on the official 8-K form and instructions. Traders who know the codes can triage a headline in seconds: some items routinely produce gap moves, others almost never do.
Item 1.01 and 1.02: material agreements
Item 1.01 covers entry into a material definitive agreement, such as a merger contract, credit facility, or major supply deal. Item 1.02 covers termination of one. These can be binary catalysts: a terminated merger agreement or a defaulted credit facility often gaps the stock hard at the open.
Item 2.02 and 2.03: results and financial condition
Item 2.02 is results of operations, typically pre-announced earnings that beat or miss guidance. Item 2.03 covers creation of a direct financial obligation, like new debt or an accelerated covenant trigger. Both are liquidity events for index futures and single names alike.
Item 3.01 and 4.02: delisting and non-reliance
Item 3.01 is notice of failure to satisfy listing rules, the first step toward delisting. Item 4.02 is non-reliance on previously issued financial statements, which is effectively an accounting restatement flag. These are among the most reliably negative items on the form.
Item 5.02 and 5.03: management and bylaw changes
Item 5.02 covers departures or appointments of directors and officers, including the CFO exits that small-cap traders watch closely. Item 5.03 covers bylaw amendments, which occasionally signal takeover defenses.
Item 8.01 and 9.01: other events and exhibits
Item 8.01 is the catch-all for material events without a dedicated code, so it always requires reading. Item 9.01 lists the exhibits attached to the filing, which often reveal the actual contract behind an Item 1.01.
| Item | Event | Typical reaction |
|---|---|---|
| 1.01 / 1.02 | Material agreement signed or terminated | Directional gap, often large |
| 2.02 | Earnings results | Immediate, high volume |
| 2.03 | New debt obligation | Usually negative |
| 3.01 | Listing non-compliance | Negative gap |
| 4.02 | Non-reliance on financials | Sharp selloff risk |
| 5.02 | Officer or director change | Mixed, event-driven |
| 8.01 | Other material event | Unpredictable, read it |
The edge belongs to whoever sees the filing first, not whoever reads it best. A worked example: when MARA filed an 8-K, the actionable detail was the item code and timestamp, not the prose (see the breakdown). Tradar monitors filings alongside other catalysts and pushes sub-minute alerts, though like any alert layer it cannot read Item 8.01 nuance for you.
What is the difference between 8-K, 10-K, and 10-Q filings for investors?
The 8-K is your intraday catalyst. It hits EDGAR unscheduled, often pre-market or mid-session, and carries the item codes that move NQ and ES names in seconds: earnings misses, M&A, CEO exits, debt defaults. The 10-Q and 10-K are scheduled paperwork, filed weeks after quarter-end, and almost everything in them is already priced in by the time they land.
That timing gap is the whole distinction. The 8-K tells you something happened now; the 10-K tells you what happened months ago, in audited detail. Intraday traders should treat 10-K and 10-Q drops as background research, not trade triggers, because the initial move happens on the 8-K or the earnings release itself.
One caveat: scheduled filings can still surprise. A going-concern warning buried in a 10-Q, or a restatement in a 10-K, can hit like an 8-K. Our own alerts weight 8-K item codes most heavily, and a same-day reaction to a 10-Q disclosure is the case where that weighting falls short. Context matters: see our coverage of the ARM filing for how one filing rippled through an entire sector.
How do you find a specific company's filings, such as Spirit SEC filings, on EDGAR?
EDGAR company search walkthrough
Go to sec.gov/edgar/searchedgar/companysearch and type the company name. Spirit AeroSystems, Spirit Airlines, and other "Spirit" entities all appear, so pick by CIK number, not name. The CIK is the permanent identifier; tickers change after bankruptcies and rebrands, CIKs do not. Select "10-K (annual reports)" under filing type to see only the filings that matter, then open the most recent one.
Reading the filing index and exhibits
Every filing opens to an index page listing the main document plus exhibits. The main document is the filing itself; exhibits carry the detail you actually trade: EX-99.1 is typically the earnings press release, EX-10.1 is a material contract. This is where the edge lives. If you wait for a summary from a feed or a FinTwit post, the first few percent of the move is already priced in, because the primary source was public the moment EDGAR accepted it.
The information edge belongs to whoever reaches the primary source first, so read the exhibit, not the headline. The SEC's own EDGAR full-text search documentation covers the exact search operators for narrowing by form type and date. For scheduled catalysts rather than surprise filings, the earnings calendar at Tradar's earnings coverage tracks the dates companies are due to report.
How fast do markets react to new SEC filings?
The initial move happens in the first minutes because algorithms parse EDGAR the second a filing hits. 8-Ks with material items (Item 1.01, 2.02, 5.02) get machine-read, priced, and traded before most humans have opened the document. By the time a headline appears on FinTwit or a creator posts a video, the first several percent of the move is already priced in.
That's the core problem for a futures or small-cap trader: your edge depends on reaching the primary source first. If your discovery loop is a news app, a Discord ping, or a manual EDGAR refresh, you're structurally late. EDGAR itself offers real-time feeds you can pipe into your own tooling — full-text search subscriptions and RSS feeds of new filings are documented by the SEC (EDGAR full-text search and feeds documentation).
The honest trade-off: raw EDGAR feeds are fast but undifferentiated. You get every filing, every item code, no impact score. Turning that stream into a tradeable signal in under a minute is the hard part, and it's exactly where a dedicated alerts tool earns its place.
How can you set up alerts for new SEC filings without reading EDGAR manually?
Options compared: EDGAR RSS, news apps, Tradar
EDGAR's own RSS feeds are free and push filings within minutes of acceptance, but they dump every filing type into one stream. You'll filter noise yourself, and there's no impact or trust scoring to tell you which Item 1.01 actually matters for your NQ or ES session.
News apps like CNBC: Stock Market & Business, Yahoo Finance, and Seeking Alpha surface major filings in their feeds, usually after an editor or the market has already reacted. That's the priced-in problem: by the time it's in a curated feed, the first leg of the move is gone.
Tradar is built for the sub-minute window. Its real-time alerts flag catalysts with impact and trust scores so you can trade the initial move, not a recap. The honest tradeoff: it's an iOS app, not a raw EDGAR terminal.
Where Tradar falls short on filings
Tradar does not give you the full EDGAR filing text, item-code-level filtering, or historical filing search the way EDGAR's full-text search does. If you need to read the 8-K itself, go to the source. Tradar's edge is speed and signal-to-noise on the alert, not depth on the document.
FAQ
How long after an event must a company file an 8-K?
Companies must file an 8-K within four business days of most triggering events, including material agreements, executive changes, and debt defaults. Earnings releases under Item 2.02 are furnished rather than filed, but the timing rule still applies. Companies often file pre-market or mid-session, which is when the fastest moves happen.
Do 8-K filings always move a stock?
No. Item 8.01 is a catch-all that can be noise, and Item 5.03 bylaw changes rarely produce gaps. The reliably tradeable codes are 1.01 and 1.02 for material agreements, 2.02 for earnings, 3.01 for listing failures, and 4.02 for non-reliance on financials. Direction depends on context, so read the item code first.
Where can I see the latest SEC filings for free?
EDGAR, at sec.gov, is the free primary source. Use the company search to find a company by name and pick it by CIK number, since tickers change after rebrands but CIKs do not. EDGAR also offers full-text search and RSS feeds that push new filings within minutes of acceptance, though you filter the noise yourself.
What does Item 2.02 on an 8-K mean?
Item 2.02 covers results of operations, typically a pre-announced earnings release that beats or misses guidance. It is furnished rather than filed, which affects the company's liability but not the information you get. The earnings press release is usually attached as exhibit EX-99.1, and the reaction is immediate and high volume.
Can I trade off SEC filings after hours?
Yes. 8-Ks hit EDGAR unscheduled, often pre-market or after the close, and algorithms parse them the second they are accepted. The initial move happens in minutes regardless of the clock, so an after-hours filing can gap the stock at the next open. If your discovery loop is a news app, you are structurally late.