update ipo statistics

This commit is contained in:
MuslemRahimi 2025-03-14 12:36:28 +01:00
parent 11200b2112
commit 71447048df
5 changed files with 466 additions and 4 deletions

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@ -0,0 +1,211 @@
<script lang="ts">
import highcharts from "$lib/highcharts.ts";
import { mode } from "mode-watcher";
export let data;
export let year;
const currentYear = new Date()?.getFullYear();
const filteredData = data?.getIPOCalendar?.filter((item) => {
const ipoYear = new Date(item?.ipoDate)?.getFullYear();
return ipoYear === year;
});
let config = null;
const monthDict = {
1: "January",
2: "February",
3: "March",
4: "April",
5: "May",
6: "June",
7: "July",
8: "August",
9: "September",
10: "October",
11: "November",
12: "December",
};
function findMinMaxMonths(year) {
const rawData = data?.getIPOCalendar || [];
// Count IPOs per month for the given year
const ipoCounts = rawData.reduce((acc, { ipoDate }) => {
const date = new Date(ipoDate);
const ipoYear = date.getFullYear();
const month = date.getMonth() + 1; // Get month (1-12)
if (ipoYear === year) {
acc[month] = (acc[month] || 0) + 1;
}
return acc;
}, {});
const months = Object.keys(ipoCounts);
if (months.length === 0) {
console.log(`No valid IPOs found for ${year}.`);
return { maxMonth: null, minMonth: null, maxCount: 0, minCount: 0 };
}
// Find the month with the most and least IPOs
const maxMonth = months.reduce((a, b) =>
ipoCounts[a] > ipoCounts[b] ? a : b,
);
const minMonth = months.reduce((a, b) =>
ipoCounts[a] < ipoCounts[b] ? a : b,
);
return {
maxMonth: Number(maxMonth), // Convert string to number
minMonth: Number(minMonth),
maxCount: ipoCounts[maxMonth],
minCount: ipoCounts[minMonth],
};
}
// Example Usage
const { maxMonth, minMonth, maxCount, minCount } = findMinMaxMonths(year);
function plotData(year) {
const rawData = filteredData || [];
// Initialize an array with 12 months, all set to 0
const ipoCounts = Array(12).fill(0);
// Count IPOs per month for the given year
rawData.forEach(({ ipoDate }) => {
const date = new Date(ipoDate);
const month = date.getMonth(); // Month index (0-11)
ipoCounts[month]++;
});
// Define month names for the x-axis
const months = [
"Jan",
"Feb",
"Mar",
"Apr",
"May",
"Jun",
"Jul",
"Aug",
"Sep",
"Oct",
"Nov",
"Dec",
];
// Build Highcharts options
const options = {
credits: {
enabled: false,
},
chart: {
type: "column",
backgroundColor: $mode === "light" ? "#fff" : "#09090B",
plotBackgroundColor: $mode === "light" ? "#fff" : "#09090B",
height: 360,
animation: false,
},
title: {
text: `<h3 class="mt-3 mb-1">${year} IPOs</h3>`,
style: {
color: $mode === "light" ? "black" : "white",
},
useHTML: true,
},
xAxis: {
categories: months,
gridLineWidth: 0,
labels: {
style: { color: $mode === "light" ? "black" : "white" },
},
},
yAxis: {
gridLineWidth: 1,
gridLineColor: $mode === "light" ? "#d1d5dc" : "#111827",
labels: {
style: { color: $mode === "light" ? "black" : "white" },
},
title: { text: "null" },
opposite: true,
},
tooltip: {
shared: true,
useHTML: true,
backgroundColor: "rgba(0, 0, 0, 0.8)",
borderColor: "rgba(255, 255, 255, 0.2)",
borderWidth: 1,
style: {
color: "#fff",
fontSize: "16px",
padding: "10px",
},
borderRadius: 4,
formatter: function () {
return `<span class="m-auto text-[1rem] font-[501]">${this.x}</span><br>
<span class="font-semibold text-sm">IPOs:</span>
<span class="font-normal text-sm">${this.y?.toLocaleString("en-US")}</span>`;
},
},
plotOptions: {
series: {
color: $mode === "light" ? "black" : "white",
animation: false,
dataLabels: {
enabled: true,
color: $mode === "light" ? "black" : "white",
style: {
fontSize: "13px",
fontWeight: "bold",
},
formatter: function () {
return this.y;
},
},
},
},
legend: {
enabled: false,
},
series: [
{
name: "IPOs",
data: ipoCounts,
color: $mode === "light" ? "#2C6288" : "white",
},
],
};
return options;
}
$: {
if ($mode) {
config = plotData(year) || null;
}
}
</script>
<h2 class="text-xl sm:text-2xl font-bold mb-2 sm:mb-0 mt-2">
{year} Initial Public Offerings
</h2>
<div class="mb-2">
{#if year === currentYear}
There have been 64 IPOs so far in {year}.
{:else}
There have been {filteredData?.length?.toLocaleString("en-US")} IPOs in {year}.
The most was in {monthDict[maxMonth]} with {maxCount?.toLocaleString(
"en-US",
)}, the least was in {monthDict[minMonth]} with
{minCount}.
{/if}
</div>
<div
class="shadow-sm border border-gray-300 dark:border-gray-800 rounded"
use:highcharts={config}
></div>

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@ -35,6 +35,10 @@
title: "Recent", title: "Recent",
path: "/ipos", path: "/ipos",
}, },
{
title: "Statistics",
path: "/ipos/statistics",
},
{ {
title: "IPO News", title: "IPO News",
path: "/ipos/news", path: "/ipos/news",
@ -46,8 +50,10 @@
// Subscribe to the $page store to reactively update the activeIdx based on the URL // Subscribe to the $page store to reactively update the activeIdx based on the URL
$: if ($page.url.pathname === "/ipos") { $: if ($page.url.pathname === "/ipos") {
activeIdx = 0; activeIdx = 0;
} else if ($page.url.pathname.startsWith("/ipos/news")) { } else if ($page.url.pathname.startsWith("/ipos/statistics")) {
activeIdx = 1; activeIdx = 1;
} else if ($page.url.pathname.startsWith("/ipos/news")) {
activeIdx = 2;
} }
</script> </script>

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@ -5,7 +5,6 @@
export let data; export let data;
let ipoNews = data?.getNews; let ipoNews = data?.getNews;
console.log(ipoNews);
let rawData = data?.getIPOCalendar?.slice(0, 200) ?? []; let rawData = data?.getIPOCalendar?.slice(0, 200) ?? [];
const excludedRules = new Set([ const excludedRules = new Set([
"volume", "volume",

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@ -0,0 +1,246 @@
<script lang="ts">
import SEO from "$lib/components/SEO.svelte";
import highcharts from "$lib/highcharts.ts";
import { mode } from "mode-watcher";
import IPOChart from "$lib/components/IPOChart.svelte";
import Lazy from "svelte-lazy";
export let data;
let ipoNews = data?.getNews;
let config = null;
const startYear = 2015;
const currentYear = new Date().getFullYear();
const yearList = Array.from(
{ length: currentYear - startYear + 1 },
(_, i) => currentYear - i,
);
function findMinMax() {
const rawData = data?.getIPOCalendar || [];
const currentYear = new Date().getFullYear();
// Count IPOs per year, excluding the current year
const ipoCounts = rawData?.reduce((acc, { ipoDate }) => {
const year = new Date(ipoDate).getFullYear();
if (year !== currentYear) {
acc[year] = (acc[year] || 0) + 1;
}
return acc;
}, {});
// Find the years with the most and least IPOs
const years = Object.keys(ipoCounts);
if (years.length === 0) {
console.log("No valid IPOs found (excluding current year).");
return { maxYear: null, minYear: null, maxCount: 0, minCount: 0 };
}
const maxYear = years.reduce((a, b) =>
ipoCounts[a] > ipoCounts[b] ? a : b,
);
const minYear = years.reduce((a, b) =>
ipoCounts[a] < ipoCounts[b] ? a : b,
);
return {
maxYear: Number(maxYear),
minYear: Number(minYear),
maxCount: ipoCounts[maxYear],
minCount: ipoCounts[minYear],
};
}
// Proper destructuring assignment
const { maxYear, minYear, maxCount, minCount } = findMinMax();
function plotData() {
const rawData = data?.getIPOCalendar ?? [];
// Group the IPOs by year
const yearCounts = rawData.reduce((acc, ipo) => {
const year = new Date(ipo?.ipoDate).getFullYear();
acc[year] = (acc[year] || 0) + 1;
return acc;
}, {});
// Sort the years and extract count values
const years = Object.keys(yearCounts).sort((a, b) => a - b);
const counts = years.map((year) => yearCounts[year]);
// Build Highcharts options
const options = {
credits: {
enabled: false,
},
chart: {
type: "column",
backgroundColor: $mode === "light" ? "#fff" : "#09090B",
plotBackgroundColor: $mode === "light" ? "#fff" : "#09090B",
height: 360,
animation: false,
},
title: {
text: `<h3 class="mt-3 mb-1">Annual IPOs, 2015-2025</h3>`,
style: {
color: $mode === "light" ? "black" : "white",
},
useHTML: true,
},
xAxis: {
categories: years,
gridLineWidth: 0,
labels: {
style: { color: $mode === "light" ? "black" : "white" },
},
},
yAxis: {
gridLineWidth: 1,
gridLineColor: $mode === "light" ? "#d1d5dc" : "#111827",
labels: {
style: { color: $mode === "light" ? "black" : "white" },
},
title: { text: null },
opposite: true,
},
tooltip: {
shared: true,
useHTML: true,
backgroundColor: "rgba(0, 0, 0, 0.8)",
borderColor: "rgba(255, 255, 255, 0.2)",
borderWidth: 1,
style: {
color: "#fff",
fontSize: "16px",
padding: "10px",
},
borderRadius: 4,
formatter: function () {
let tooltipContent = `<span class="m-auto text-[1rem] font-[501]">${this.x}</span><br>`;
this.points.forEach((point) => {
tooltipContent += `
<span style="display:inline-block; width:10px; height:10px; background-color:${point.color}; border-radius:50%; margin-right:5px;"></span>
<span class="font-semibold text-sm">${point.series.name}:</span>
<span class="font-normal text-sm">${point.y?.toLocaleString("en-US")}</span><br>`;
});
return tooltipContent;
},
},
plotOptions: {
series: {
color: $mode === "light" ? "black" : "white",
animation: false,
dataLabels: {
enabled: true,
color: $mode === "light" ? "black" : "white",
style: {
fontSize: "13px",
fontWeight: "bold",
},
formatter: function () {
return this.y;
},
},
},
},
legend: {
enabled: false,
},
series: [
{
name: "IPOs",
data: counts,
color: $mode === "light" ? "#2C6288" : "white",
},
],
};
return options;
}
$: {
if ($mode) {
config = plotData() || null;
}
}
</script>
<SEO
title="IPO Statistics and Charts"
description="Statistics and charts for initial public offerings (IPOs) on the US stock market. Annual data is available from 2015-2025 and monthly data for 2019-2025."
/>
<div class="w-full overflow-hidden m-auto mt-5">
<div class="sm:p-0 flex justify-center w-full m-auto overflow-hidden">
<div
class="relative flex justify-center items-start overflow-hidden w-full"
>
<main class="w-full lg:w-3/4 lg:pr-10">
<div class="w-full m-auto">
<div class="grid grid-cols-1 gap-y-3">
<div class="">
This page provides statistics and charts on initial public
offerings (IPOs) in the U.S. stock market. Annual data is
available from 2015 to 2025, with monthly data starting from 2019.
</div>
<h1 class="text-xl sm:text-2xl font-bold mb-2 sm:mb-0 mt-2">
Number of IPOs by Year
</h1>
<div class="mb-2">
There have been {data?.getIPOCalendar?.length?.toLocaleString(
"en-US",
)} IPOs between 2015 and 2025. The least was in {minYear} with only
{minCount}. The full year {maxYear} was an all-time record with {maxCount?.toLocaleString(
"en-US",
)} IPOs.
</div>
<div
class="shadow-sm border border-gray-300 dark:border-gray-800 rounded"
use:highcharts={config}
></div>
{#each yearList as year}
<Lazy fadeOption={{ delay: 50, duration: 50 }} keep={true}>
<IPOChart {data} {year} />
</Lazy>
{/each}
</div>
</div>
</main>
<aside class="hidden lg:block relative fixed w-1/4">
{#if ipoNews?.length !== 0}
<div
class="w-full border border-gray-300 dark:border-gray-600 rounded-md h-fit pb-4 mt-4 cursor-pointer bg-inherit"
>
<div class="p-4 text-sm">
<h3 class="text-xl font-bold mb-3">IPO News</h3>
<ul class="">
{#each ipoNews?.slice(0, 10) as item}
<li class="mb-3 last:mb-1">
{item?.timestamp}
<a
class="text-blue-500 sm:hover:text-muted dark:sm:hover:text-white dark:text-blue-400"
href={item?.link}
target="_blank"
rel="noopener noreferrer nofollow">{item?.title}</a
>
</li>
{/each}
</ul>
<a
href={`/ipos/news`}
class="flex justify-center items-center rounded cursor-pointer w-full py-2 mt-3 text-[1rem] text-center font-semibold text-white dark:text-black m-auto sm:hover:bg-blue-600 dark:sm:hover:bg-gray-300 bg-[#3B82F6] dark:bg-[#fff] transition duration-100"
>
More IPO News
</a>
</div>
</div>
{/if}
</aside>
</div>
</div>
</div>

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@ -350,12 +350,12 @@
</div> </div>
<div <div
class="chart mt-5 sm:mt-0 border border-gray-800 rounded" class="shadow-sm mt-5 sm:mt-0 border border-gray-300 dark:border-gray-800 rounded"
use:highcharts={config} use:highcharts={config}
></div> ></div>
<div <div
class="mt-5 flex flex-col sm:flex-row items-start sm:items-center w-full justify-between sm:border-y border-gray-800 sm:pt-2 sm:pb-2" class="mt-5 flex flex-col sm:flex-row items-start sm:items-center w-full justify-between sm:border-y border-gray-300 dark:border-gray-800 sm:pt-2 sm:pb-2"
> >
<h3 class="text-xl sm:text-2xl font-bold mb-2 sm:mb-0"> <h3 class="text-xl sm:text-2xl font-bold mb-2 sm:mb-0">
Revenue History Revenue History