Sensex, Nifty on high: 26 out of 30 BSE Sensex stocks started on a higher note today.The domestic stock indices hit fresh record highs on Thursday, thanks to domestic investors and positive global cues.

The SP BSE Sensex surged over 400 points while the Nifty50 index crossed the psychological 11,000 mark after five months.

The Sensex surpassed its previous high of 36,443.98 recorded on January 29, 2018.

At 11.59 am on Thursday, the SP BSE Sensex traded at 36,672.37, with a gain of 406.44 points or 1.12% per cent while the broader Nifty50 was at 11,067.70 level, up 119.40 points or 1.09% per cent. Twenty six out of 30 BSE Sensex stocks started on a higher note today.

Major gainers in the 30-share Sensex pack in the early session were Asian Paints Reliance, Kotak Bank, SBI, Coal India and Induslnd Bank.

Hindustan Petroleum, IOC, BPCL, Dr Reddy's and HCL Tech were leading the pack of Nifty gainers in early trade today.

All sectoral sub-indices were in the green today.Five key reasons that led to record high opening of Sensex, Nifty today:1.

Crude oil prices: Asian stocks recovered on Thursday and were trading higher, after Brent crude recovered from its biggest one-day fall in two years.

Brent crude prices rose more than $1 on the news that Libya would resume oil exports.

Oil refining and marketing companies- HPCL, BPCL and IOC rallied around 4 per cent each in early trade on Nifty50 index.

According to Viral Berawala, CIO, Essel Mutual Fund, "Overnight crude oil prices were down by 6 per cent after Libya said that exports of oil will resume.

This helped the Asian shares to recover, leading to strong opening of domestic equity indices."2. China-US trade war talks: The United States and China might start trade talks to resolve dispute.

China and the US, being world's two biggest economies, have a huge impact on global markets.

On Thursday, fresh news of trade talks led to positive trading of Asian shares.

Domestic equity indices thus tracked strong Asian cues, added Mr Berawala.3.  Higher opening of Indian rupee: Indian rupee rose by 19 paise against US dollar today ahead of key macro data release.

 "The rise in rupee led to the strong opening of the domestic equity indices.

Investors are also optimistic ahead of the release of index of industrial production (IIP)", said Vivek Marwan, Financial Analyst.4.

Buying by foreign investors: Foreign investors (DIIs) also contributed to the strong opening of the indices today.

According to provisional data from the National Stock Exchange, foreign funds bought shares worth a net of Rs 636.27 crore, while domestic institutional investors (DIIs) made purchases worth a net of Rs 15.33 crore on Wednesday.5.

Technical perspective: Technical experts believe that banks will continue to surge.

Dyaneshwar Padwal, AVP Technical Analysis, KIFS Trade Capital said, "Within the corrective pattern we recently observed the symmetrical triangle break out on daily chart wherein renewed strength has been observed which brings optimism for near term, as bulls have broken the intermediate psychological resistance of 11,000.

In the current chart structure, Bank Nifty, on daily chart time frame, is moving in a clear uptrend.

If we look at the relative rotation graph, it denotes on weekly time frame.

Bank Nifty is moving in leading quadrant where relative strength and relative momentum is very high.

We may expect it to continue to travel towards north, as bulls have broken the intermediate resistance of 27,000 level."