President Draghi did not make any unexpected announcement and focused the market's attention on the next meeting, in September, when there the European Central Bank will have more information on the fallout of Brexit and the potential need for additional monetary policy measures.
While financial markets appear to have stabilised from the initial shock, forecasters are concerned that the full impact will begin to make itself soon.
It was also decided then to lower the interest rate on the main refinancing operations of the Eurosystem by 5 basis points to 0.00 per cent and the rate on the marginal lending facility by 5 basis points to 0.25 per cent.
Around a third of euro zone government bonds and over half of German debt is out of reach of quantitative easing, private estimates show, because it yields less than the ECB's deposit rate, the lower limit the central bank has set for its purchase program.
"If warranted, to achieve its objective, the governing council will act by using all the instruments available in its mandate", he said.
The ECB, which regards an inflation rate of close to but just under 2.0 percent as conducive to healthy economic growth, has rolled out a series of measures in recent years to drive up the single currency bloc's chronically low inflation rate. As Draghi himself said, his organisation has the "readiness, willingness and ability" to take action in order to stimulate the European economy.
While Draghi has predicted Brexit could weaken euro-area growth by as much as 0.5 percentage point over the next three years, Governing Council member Luis Maria Linde said last week the European Central Bank won't provide its estimate until September "at the earliest".
"And second, these figures will also depend on what kind of outcome is going to come out, so I think they have to be taken with a grain of caution".
Gold futures for August delivery rose 0.9 percent to settle at $1,331 an ounce at 1:39 p.m. on the Comex in NY. The negative rate is meant to encourage banks to lend their money out rather than parking it at the ECB, where it would stay idle and not be used to stimulate the economy.
What does the ECB's latest bond-buying plan mean for U.S. corporates?
"On the inflation outlook, Brexit didn't seem to have any effect on inflation expectations".