derQty <span class="op">=</span> <span class="fl">10</span>, 
               price <span class="op">=</span> <span class="fl">5000</span><span class="op">)</span></code></pre></div>
<p>If <code>price</code> is not specified, a market order will be used.</p>
<div class="sourceCode" id="cb3"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="fu"><a href="../reference/tn_place_order.html">tn_place_order</a></span><span class="op">(</span>symbol <span class="op">=</span> <span class="st"