Plot.plot({
marks: [
Plot.barY(filteredHoldings, {x: "TICKR", y: "totalCost", sort: {x: "y", reverse: true}, fill: 'teal'}),
Plot.ruleY([0]),
Plot.barY(filteredHoldings, {x: "TICKR", y: "currentValue", sort: {x: "y", reverse: true}, fill: 'orange'})
],
y : { domain: [0, 6000]}
})