A mixed day on the Dublin stock exchange ended in a 5.74 point fall to 6,785.97 for the index.
The biggest mover of the day was Icon PLC, the technology company experiencing a €4 collapse to stand at €35.50.
This eclipsed Ulster Television's 50c tumble, down to €6.38, and FBD Holdings' 28c decline to €33.20.
McInerney's share price also fell, but by a more modest 12c to €8.73.
The financial sector also had a negative day with AIB down nine cent to €17.75 and Bank of Ireland down seven cents to €13. Anglo Irish Bank remained unchanged at €11.40 while Irish Life and Permanent had a 26c rise to €15.14.
After news that drinks firm C&C Group celebrated a summer of sales and profits growth today, their stock rose 11c to €5.26.
Elsewhere, both food company IAWS and shipping group Irish Continental had 19c increaases in their share prices to €11.90 and €10.40 respectively.