Direct answer: SSR (Short Sale Restriction) triggers when a stock drops 10% or more from the prior day's close. Once active, you can only short on an uptick—you can't hit the bid. SSR lasts until the end of the next trading session. You can still short; you just need to adjust your execution.
Educational only, not financial advice.
You try to short a stock. Order rejected. "Short sale restricted." What does that mean? Can you still short? The answer is yes—but not the way you're used to.
Reality check: SSR doesn't prevent shorting. It just changes how you short. If you understand the rule, you can work around it. If you don't, you'll get frustrated and miss setups.
What SSR Actually Means
SSR = Short Sale Restriction (also called the "alternate uptick rule")
When SSR is active on a stock:
- You cannot short on a downtick (hitting the bid)
- You can only short on an uptick (at the ask or above)
- This prevents short sellers from piling on during a selloff
The intent: Stop coordinated short attacks from driving stocks to zero. By requiring upticks, the rule slows selling pressure.
When SSR Triggers
SSR activates when:
- Stock drops 10% or more from the prior day's closing price
- This can happen at any point during the trading day
Example:
- Yesterday's close: $50.00
- 10% threshold: $45.00
- If price hits $44.99 at any point today, SSR triggers
Once triggered, SSR stays active for the rest of the day AND the entire next trading session.
How Long SSR Lasts
| Trigger Day | SSR Active |
|---|---|
| Monday | Monday + Tuesday |
| Tuesday | Tuesday + Wednesday |
| Wednesday | Wednesday + Thursday |
| Thursday | Thursday + Friday |
| Friday | Friday + Monday |
Key point: If a stock triggers SSR on Monday morning, you can't short on the bid until Wednesday's open.
If the stock drops another 10% the next day, SSR resets and extends again.
SSR Execution Rules
What Changes
| Without SSR | With SSR |
|---|---|
| Short at bid (market order) | ❌ Not allowed |
| Short at ask or above | ✅ Allowed |
| Short on downtick | ❌ Not allowed |
| Short on uptick | ✅ Allowed |
Step-by-Step: How to Short During SSR
Step 1: Use limit orders at the ask
Instead of a market order (which would try to hit the bid), place a limit order at or above the current ask.
Your order will fill when price ticks up to your level.
Step 2: Wait for pullbacks
Since you need an uptick to short, use pullback strategies:
- Wait for a bounce in the downtrend
- Short as the bounce fails and price starts dropping
- Your order fills on the initial downturn (still an uptick from the low)
Step 3: Expect slower fills
You won't get instant fills like you would without SSR. Plan for:
- Missing some entries (price drops without an uptick)
- Partial fills (not all shares available at your price)
- Delayed execution
Build execution consistency by adjusting for SSR conditions.
How to Check If SSR Is Active
Most platforms indicate SSR status:
- Look for "SSR" or "Short Sale Restricted" label
- Check the stock's status on your broker's platform
- Financial websites list SSR stocks daily
Before shorting, always check. Getting rejected mid-trade wastes time and can cost you the setup.
SSR Trading Process
Pre-Trade Check
- Is SSR active on this stock?
- If yes, am I prepared to short on upticks only?
- Is my strategy compatible with SSR execution?
Entry Adjustment
- Use limit orders at the ask or above
- Consider waiting for bounces/pullbacks
- Accept that some setups won't work with SSR
Execution Expectations
- Slower fills than normal
- Possible partial fills
- May need to chase the ask slightly
Log your SSR trades in your trading journal and note fill quality.
Checklist
SSR Trading Checklist:
✓ I confirmed SSR is active on this stock
✓ I'm using a limit order at the ask (not a market order)
✓ I'm waiting for an uptick to get filled
✓ I adjusted expectations for slower fills
✓ My strategy works with pullback entries
✓ I know SSR lasts until end of next session
When to Skip SSR Stocks
Sometimes it's not worth fighting the execution friction:
- Momentum shorts — You need fast fills; SSR makes this hard
- Bid-hammering strategies — Literally not allowed
- Low-float stocks — Already hard to fill; SSR makes it worse
Consider focusing on non-SSR stocks or waiting until SSR expires.
Common Mistakes
- Using market orders — They'll get rejected or filled poorly
- Not checking SSR status — Leads to rejected orders and frustration
- Thinking SSR blocks all shorts — You can short, just on upticks
- Forgetting SSR extends to next day — Affects tomorrow's trading too
- Fighting the rule — Adapt your strategy instead
Do This Next
- Find a stock currently on SSR (check your broker or Finviz)
- Practice placing a limit order at the ask in a paper account
- Note how fills differ from non-SSR stocks
- On your next short, check SSR status before placing the order
Use TraderNSYT to tag SSR conditions and track whether fill quality affected your results. See Order Types Guide for more on limit orders.
Related Reading
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