# Flow per expiry

`GET` `https://api.unusualwhales.com/api/stock/{ticker}/flow-per-expiry`

Returns the option flow per expiry for the last trading day


## Authentication

```
Authorization: Bearer YOUR_API_KEY
```

## Path Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `ticker` | SingleTicker | Yes | A single ticker |


## Response (200)

| Field | Type | Description |
|-------|------|-------------|
| `call_otm_premium` | Market General Call OTM Premium | The sum of the premium of all the out the money (OTM) call transactions that executed. |
| `call_otm_trades` | Market General Call OTM Trades | The amount of out the money (OTM) call transactions that executed. |
| `call_otm_volume` | Market General Call OTM Volume | The sum of the size of all the out the money (OTM) call transactions that executed. |
| `call_premium` | Market General Call Premium | The sum of the premium of all the call transactions that executed. |
| `call_premium_ask_side` | Market General Call Premium Ask Side | The sum of the premium of all the call transactions that executed on the ask side. |
| `call_premium_bid_side` | Market General Call Premium Bid Side | The sum of the premium of all the call transactions that executed on the bid side. |
| `call_trades` | Market General Call Trades | The amount of call transactions that executed. |
| `call_volume` | Market General Call Volume | The sum of the size of all the call transactions that executed. |
| `call_volume_ask_side` | Market General Call Volume Ask Side | The sum of the size of all the call transactions that executed on the ask side. |
| `call_volume_bid_side` | Market General Call Volume Bid Side | The sum of the size of all the call transactions that executed on the bid side. |
| `date` | Market General Trading day | A trading date in ISO format.
 |
| `expiry` | Option Contract Expiry | The contract expiry date in ISO format. |
| `put_otm_premium` | Market General Put OTM Premium | The sum of the premium of all the out the money (OTM) put transactions that executed. |
| `put_otm_trades` | Market General Put OTM Trades | The amount of out the money (OTM) put transactions that executed. |
| `put_otm_volume` | Market General Put OTM Volume | The sum of the size of all the out the money (OTM) put transactions that executed. |
| `put_premium` | Market General Put Premium | The sum of the premium of all the put transactions that executed. |
| `put_premium_ask_side` | Market General Put Premium Ask Side | The sum of the premium of all the put transactions that executed on the ask side. |
| `put_premium_bid_side` | Market General Put Premium Bid Side | The sum of the premium of all the put transactions that executed on the bid side. |
| `put_trades` | Market General Put Trades | The amount of put transactions that executed. |
| `put_volume` | Market General Put Volume | The sum of the size of all the put transactions that executed. |
| `put_volume_ask_side` | Market General Put Volume Ask Side | The sum of the size of all the put transactions that executed on the ask side. |
| `put_volume_bid_side` | Market General Put Volume Bid Side | The sum of the size of all the put transactions that executed on the bid side. |
| `ticker` | Stock Ticker | The stock ticker. |


## Example

### curl

```bash
curl -X GET "https://api.unusualwhales.com/api/stock/{ticker}/flow-per-expiry" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Accept: application/json"
```

### Python

```python
import http.client

conn = http.client.HTTPSConnection("api.unusualwhales.com")
headers = {"Authorization": "Bearer YOUR_API_KEY", "Accept": "application/json"}
conn.request("GET", "/api/stock/{ticker}/flow-per-expiry", headers=headers)
response = conn.getresponse()
print(response.read().decode("utf-8"))
```

## Response Example

```json
{
  "data": [
    {
      "call_otm_premium": "3885339",
      "call_otm_trades": 10213,
      "call_otm_volume": 81598,
      "call_premium": "5839180",
      "call_premium_ask_side": "2615356",
      "call_premium_bid_side": "2722619",
      "call_trades": 11383,
      "call_volume": 89177,
      "call_volume_ask_side": 43669,
      "call_volume_bid_side": 40164,
      "date": "2024-01-22",
      "expiry": "2024-01-26",
      "put_otm_premium": "632247",
      "put_otm_trades": 2077,
      "put_otm_volume": 12164,
      "put_premium": "4802145",
      "put_premium_ask_side": "3593584",
      "put_premium_bid_side": "690572",
      "put_trades": 2744,
      "put_volume": 20101,
      "put_volume_ask_side": 7396,
      "put_volume_bid_side": 8113,
      "ticker": "BABA"
    },
    {
      "call_otm_premium": "1264038",
      "call_otm_trades": 2550,
      "call_otm_volume": 17525,
      "call_premium": "1869073",
      "call_premium_ask_side": "885103",
      "call_premium_bid_side": "832727",
      "call_trades": 2936,
      "call_volume": 19268,
      "call_volume_ask_side": 7778,
      "call_volume_bid_side": 9875,
      "date": "2024-01-22",
      "expiry": "2024-02-02",
      "put_otm_premium": "206709",
      "put_otm_trades": 588,
      "put_otm_volume": 3581,
      "put_premium": "627117",
      "put_premium_ask_side": "191982",
      "put_premium_bid_side": "354687",
      "put_trades": 847,
      "put_volume": 4709,
      "put_volume_ask_side": 1238,
      "put_volume_bid_side": 3004,
      "ticker": "BABA"
    }
  ],
  "date": "2024-01-22"
}
```