<form>
            <div class="searchForm">
            <p class="insideFormTitle">Symbol:</p>
            <input class="insideFormInput" type="text" name="symbol" autofocus/>
            <p class="insideFormTitle">First Name:</p>
            <input class="insideFormInput" type="text" name="firstName"/>
            <p class="insideFormTitle">Surname:</p>
            <input class="insideFormInput" type="text" name="surname"/>
                <br /><input type="submit" value="Search" style="font-size:26px;">
            </div>
        </form>

SELECT * FROM [Portfolio] WHERE (([Symbol] = ?) AND ([First Name] = ?) AND ([surname] = ?))