Sold open 4 puts of TSLA_100915P240 at $3.45

I am getting worried as I am building trades in TSLA assuming that next 3 days will not bring in too much movement...

I sold to open 4 puts of TSLA_100915P240 at $3.45 against the Short in 400 stocks I had few minutes ago.

>
> TD Ameritrade, Inc. Courtesy Fill Notification
> --------------------------------------------------------------------------------
> Account number ending with: 3391
> Account owner: JAYESH PATEL
> --------------------------------------------------------------------------------
>
> For your order to sell to open 4 puts of TSLA_100915P240 at 3.45 limit, good for today:
>
> You sold to open 4 puts of TSLA_100915P240 at $3.45 on 10/06/2015.
>
> This is a notification of a partial fill.
>
> --------------------------------------------------------------------------------
> Please refer to order number 11905317174 when inquiring about this order.
> --------------------------------------------------------------------------------
> Thank You for choosing TD Ameritrade for your investment needs.
> 200 S 108th Avenue
> Omaha, NE 68154-2631
> www.tdameritrade.com
>