diff --git a/src/ingest-options-aggregates-from-polygon.mjs b/src/ingest-options-aggregates-from-polygon.mjs
new file mode 100644
index 0000000..07837e0
--- /dev/null
+++ b/src/ingest-options-aggregates-from-polygon.mjs
@@ -0,0 +1,129 @@
+//import { restClient as PolygonClient } from '@polygon.io/client-js';
+import { createClient as createClickhouseClient } from '@clickhouse/client'
+import { sleep, getPolygonApiKey } from './util.mjs';
+
+//const polygonClient = PolygonClient(apiKey, "https://api.polygon.io", {pagination: false, trace: true,}); // automatically call `next_url` if there is one
+
+const clickhouse = createClickhouseClient({username:'avraham', password:'buginoo'});
+
+const optionAggregatesTableName = "option_aggregates";
+async function deleteClickhouseTable(){
+  await clickhouse.command({
+    query: `DROP TABLE IF EXISTS ${optionAggregatesTableName}`,
+  })
+}
+async function createClickhouseTable(){
+  await clickhouse.command({
+    query: `
+      CREATE TABLE ${optionAggregatesTableName}
+      (
+        symbol LowCardinality(String), 
+        expirationDate Date,
+        optionType Enum('call', 'put'),
+        strike Decimal64(9),
+
+        tsStart DateTime32,
+        open Decimal64(9), 
+        close Decimal64(9), 
+        low Decimal64(9), 
+        high Decimal64(9), 
+        volume UInt64, 
+        volumeWeightedPrice Decimal64(9)
+      )
+      ENGINE MergeTree()
+      ORDER BY (symbol, expirationDate, optionType, strike, tsStart)
+    `,
+  });
+}
+
+async function insertOptionAggregatesIntoClickhouse({symbol, expirationDate, optionType, strike, optionAggregatesResponse}){
+  await clickhouse.insert({
+    table: optionAggregatesTableName,
+    // structure should match the desired format, JSONEachRow in this example
+    values: optionAggregatesResponse.results.map(r=>({
+      symbol, 
+      expirationDate,
+      optionType,
+      strike,
+
+      tsStart: (r.t || 0)/1000,
+      open: r.o, 
+      close: r.c, 
+      low: r.l, 
+      high: r.h, 
+      volume: r.v, 
+      volumeWeightedPrice: r.vw
+    })),
+    format: 'JSONEachRow',
+  });
+}
+
+async function fetchOptionAggregates({marketDate, optionContractTicker}){
+  const limit = 5000;
+  let apiKey = await getPolygonApiKey();
+  try{
+    return await (await fetch(`https://api.polygon.io/v2/aggs/ticker/${optionContractTicker}/range/10/minute/${marketDate}/${marketDate}?adjusted=true&sort=asc&limit=${limit}&apiKey=${apiKey}`)).json();
+  }
+  catch(err){
+    console.error('fetchOptionAggregates() error', err);
+    return fetchOptionAggregates({marketDate, optionContractTicker})
+  }
+}
+
+const optionContractsTableName = "option_contracts";
+async function fetchMarketDates(){
+  return (await (await clickhouse.query({
+    query: `SELECT DISTINCT(asOfDate) AS asOfDate FROM ${optionContractsTableName} ORDER BY asOfDate ASC`,
+    format: 'JSONCompactEachRow'
+  })).json()).map((r)=>r[0]);
+}
+
+//await deleteClickhouseTable();
+//await createClickhouseTable();
+
+async function fetchOptionContractsAsOfDate(symbol, asOfDate){
+  return (await (await clickhouse.query({
+    query: `SELECT expirationDate, optionType, strike  FROM ${optionContractsTableName} WHERE symbol = '${symbol}' AND asOfDate = '${asOfDate}' ORDER BY strike ASC`,
+    format: 'JSONEachRow'
+  })).json());
+}
+
+const marketDates = await fetchMarketDates();
+const underlyingSymbols = ["AAPL", "GOOGL", "MSFT", "TSLA", "AMD", "NFLX", "SPY"]
+const continueFrom = ['2022-01-03', 'MSFT'];
+for(let asOfDate of marketDates){
+  if(asOfDate < continueFrom[0]){ continue; }
+  for(let underlyingSymbol of underlyingSymbols){
+    if(asOfDate === continueFrom[0] && underlyingSymbols.indexOf(underlyingSymbol) <= underlyingSymbols.indexOf(continueFrom[1])){ continue; }
+    const optionContractRows = await fetchOptionContractsAsOfDate(underlyingSymbol, asOfDate);
+    const optionContractTickers = optionContractRows
+                                    //.slice(Math.floor(optionContractRows.length/2)-5, Math.floor(optionContractRows.length/2)+5)
+                                    .map(optionContractRow => `O:${underlyingSymbol}${optionContractRow.expirationDate.substring(2,4)}${optionContractRow.expirationDate.substring(5,7)}${optionContractRow.expirationDate.substring(8,10)}${optionContractRow.optionType==='call'?'C':'P'}${(Math.floor(optionContractRow.strike*1000)).toString().padStart(8,'0')}`);
+    console.log(optionContractTickers);
+    for(let i=0; i < optionContractTickers.length; i++){
+      const optionContractTicker = optionContractTickers[i];
+      const optionContractRow = optionContractRows[i];
+      const optionAggregatesResponse = await fetchOptionAggregates({marketDate: asOfDate, optionContractTicker});
+      if(optionAggregatesResponse.status === 'OK'){
+        if(typeof optionAggregatesResponse.results !== "undefined" && optionAggregatesResponse.results.length > 0){
+          try{
+            await insertOptionAggregatesIntoClickhouse({symbol: underlyingSymbol, expirationDate:optionContractRow.expirationDate, optionType:optionContractRow.optionType, strike:optionContractRow.strike, optionAggregatesResponse});
+          }
+          catch(err){
+            console.error('clickhouse error', err);
+          }
+          console.log('inserted', optionAggregatesResponse.results.length, asOfDate, underlyingSymbol, optionContractRow.expirationDate, optionContractRow.strike);
+        }
+        else{
+          console.error(`No results for ${optionContractTicker} @ ${asOfDate}`);
+        }
+      }
+      else{
+        console.error(optionAggregatesResponse);
+      }
+    }
+  }
+}
+
+
+await clickhouse.close();
\ No newline at end of file
diff --git a/src/util.mjs b/src/util.mjs
index 618512c..ca4919e 100644
--- a/src/util.mjs
+++ b/src/util.mjs
@@ -9,6 +9,7 @@ export function sleep(ms){
  */
 export const getPolygonApiKey = ((rateLimit)=>{
   const apiKey = "H95NTsatM1iTWLUwDLxM2J5zhUVYdCEz";
+  return async ()=>apiKey;
   let lastInvocation = 0;
   return async ()=>{
     const now = Date.now();