Foundational guides on how to track a portfolio, calculate P&L, and understand the core metrics every investor needs.
Foreign holdings have two prices, and converting both at today's rate hides the currency effect. See why the purchase-day rate matters, with the numbers.
Whether to buy the S&P 500 near all-time highs or stage your entry, plus how to benchmark your full portfolio against the index before you decide.
Malawi Stock Exchange hours: 09:30 to 14:30 Blantyre time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
Rwanda Stock Exchange hours: 09:00 to 12:00 Kigali time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
TPEx hours: 09:00 to 13:30 Taipei time, Monday to Friday. Next closure: Thursday 31 December 2026. 2027 dates are projections.
Cyprus Stock Exchange hours: 10:15 to 17:00 Nicosia time, Monday to Friday. Next closure: Thu 24 to Fri 25 Dec 2026. 2027 dates are projections.
Banja Luka Stock Exchange hours: 09:30 to 13:00 Banja Luka time, Monday to Friday. Next projected closure: Fri 1 Jan 2027. 2027 dates are projections.
Trinidad and Tobago Stock Exchange hours: 09:30 to 12:00 Port of Spain time, Monday to Friday. Next closure: Mon 9 Nov 2026. 2027 dates are projections.
BISX hours: 09:30 to 16:00 Nassau time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
ECSE hours: 09:00 to 14:00 Basseterre time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
Cape Verde hours: 09:00 to 13:00 Praia time, Monday to Friday. Next closure: Monday 2 November 2026. 2027 dates are projections.
Mauritius hours: 09:30 to 15:00 Port Louis time, Monday to Friday. Next closure: Monday 2 November 2026. Early close Thursday 24 December 2026 at 12:00.
Jamaica Stock Exchange hours: 09:30 to 13:00 Kingston time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
BRVM hours: 09:30 to 15:30 Abidjan time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
Uganda Securities Exchange hours: 10:00 to 15:00 Kampala time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
Algiers hours: 09:30 to 14:30 Algiers time, Sunday to Thursday. Next projected closure: Tuesday 12 January 2027. 2027 dates are projections.
PSE hours: 09:30 to 15:15 Manila time, Monday to Friday. Next closure: Monday 30 November 2026. 2027 dates are projections.
NGX hours: 09:30 to 16:00 Lagos time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
Nairobi hours: 09:30 to 15:00 Nairobi time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
KASE hours: 11:30 to 17:00 Almaty time, Monday to Friday. Next closure: Wednesday 16 December 2026. 2027 dates are projections.
Baku hours: 10:00 to 16:00 Baku time, Monday to Friday. Next closure: Monday 9 November 2026. 2027 dates are projections.
Lima hours: 08:30 to 15:00 Lima time, Monday to Friday. Next closure: Tuesday 8 to Wednesday 9 December 2026. 2027 dates are projections.
Ljubljana hours: 09:30 to 13:00 Ljubljana time, Monday to Friday. Next closure: Friday 25 December 2026. 2027 dates are projections.
Muscat hours: 10:00 to 13:00 Muscat time, Sunday to Thursday. Next closure: Wednesday 18 to Thursday 19 November 2026. 2027 dates are projections.
Bahrain Bourse hours: 09:30 to 13:00 Manama time, Sunday to Thursday. Next closure: Wednesday 16 to Thursday 17 December 2026. 2027 dates are projections.
Chittagong hours: 10:00 to 14:30 Chittagong time, Sunday to Thursday. Next closure: Wednesday 16 December 2026. 2027 dates are projections.
PSX hours: 09:30 to 15:30 Karachi time, Monday to Friday. Next closure: Monday 9 November 2026. 2027 dates are projections.
Amman hours: 10:00 to 12:30 Amman time, Sunday to Thursday. Next projected closure: Tuesday 9 to Thursday 11 March 2027. 2027 dates are projections.
Zagreb hours: 09:00 to 16:00 Zagreb time, Monday to Friday. Next closure: Wednesday 18 November 2026. 2027 dates are projections.
Colombo hours: 09:30 to 14:30 Colombo time, Monday to Friday. Next closure: Tuesday 24 November 2026. 2027 dates are projections.
Dhaka hours: 10:00 to 14:00 Dhaka time, Sunday to Thursday. Next closure: Wednesday 16 December 2026. 2027 dates are projections.
AMC's CEO called Robinhood's stock tokens 'vile' for a reason. Here's the difference between owning a share and holding a derivative token.
NZX hours: 10:00 to 16:45 Wellington time, Monday to Friday. Next closure: Friday 25 December 2026. Every 2027 holiday and early close.
Nasdaq Stockholm hours: 09:00 to 17:30 Stockholm time, Monday to Friday. Next closure: Thu 24 to Fri 25 Dec 2026. Every 2027 holiday and early close.
Oslo Bors hours: 09:00 to 16:25 Oslo time, Monday to Friday. Next closure: Thursday 24 to Friday 25 December 2026. Every 2027 holiday and early close.
Nasdaq Copenhagen hours: 09:00 to 17:00 Copenhagen time, Monday to Friday. Next closure: Thursday 24 to Friday 25 December 2026. Every 2027 holiday.
Brazil stock market holidays: next closure Monday 2 November 2026. B3 trades 10:00 to 17:55 Sao Paulo time, Monday to Friday. Full 2027 list.
BMV hours: 08:30 to 15:00 Mexico City time, Monday to Friday. Next closure: Monday 2 November 2026. Every 2027 holiday.
Israel stock market holidays: next closure Tuesday 23 March 2027, Purim. TASE trades 09:45 to 17:35 Tel Aviv time, Monday to Friday. Full 2027 list.
Korea stock market holidays: next closure Friday 25 December 2026. KRX trades 09:00 to 15:30 Seoul time, Monday to Friday. Full 2027 list.
Taiwan stock market holidays: next closure Thursday 31 December 2026. TWSE trades 09:00 to 13:30 Taipei time, Monday to Friday. Full 2027 list.
JSE hours: 09:00 to 17:00 Johannesburg time, Monday to Friday. Next closure: Wednesday 16 December 2026. Every 2027 holiday.
SGX hours: 09:00 to 17:00 Singapore time, Monday to Friday. Next closure: Monday 9 November 2026. Early close Thursday 24 December 2026 at 12:00.
Indian stock market holidays: next closure Tuesday 10 November 2026. NSE and BSE trade 09:15 to 15:30 Mumbai time, Monday to Friday. Full 2027 list.
QSE hours: 09:30 to 13:15 Doha time, Sunday to Thursday. Next closure: Sunday 20 December 2026. Every 2027 holiday.
ADX hours: 10:00 to 15:00 Abu Dhabi time, Monday to Friday. Next closure: Wednesday 2 to Thursday 3 December 2026. Every 2027 holiday.
Tadawul hours: 10:00 to 15:00 Riyadh time, Sunday to Thursday. Next closure: Monday 22 February 2027, Founding Day of Saudi Arabia. Every 2027 holiday.
Xetra hours: 09:00 to 17:30 Frankfurt time, Monday to Friday. Next closure: Thursday 24 to Friday 25 December 2026. Every 2027 holiday.
SIX Swiss Exchange hours: 09:00 to 17:30 Zurich time, Monday to Friday. Next closure: Thursday 24 to Friday 25 December 2026. Every 2027 holiday.
DFM hours: 10:00 to 15:00 Dubai time, Monday to Friday. Next closure: Wednesday 2 to Thursday 3 December 2026. Every 2027 holiday.
Tokyo Stock Exchange hours: 09:00 to 15:30 Tokyo time, Monday to Friday. Next closure: Tuesday 3 November 2026. Every 2027 holiday.
Euronext hours: 09:00 to 17:30 Paris/Amsterdam time, Monday to Friday. Early close Thu 24 Dec 2026 at 14:05. Next closure: Fri 25 Dec 2026.
TSX hours: 09:30 to 16:00 Toronto time, Monday to Friday. Early close Thursday 24 December 2026 at 13:00. Next closure: Friday 25 December 2026.
ASX hours: 10:00 to 16:00 Sydney time, Monday to Friday. Early close Thursday 24 December 2026 at 14:10. Next closure: Friday 25 December 2026.
HKEX hours: 09:30 to 16:00 Hong Kong time, Monday to Friday. Early close Thursday 24 December 2026 at 12:00. Next closure: Friday 25 December 2026.
Nasdaq hours: 09:30 to 16:00 New York time, Monday to Friday. Next closure: Thursday 26 November 2026. Early close Friday 27 November 2026 at 13:00.
LSE hours: 08:00 to 16:30 London time, Monday to Friday. Early close Thursday 24 December 2026 at 12:30. Next closure: Friday 25 December 2026.
NYSE hours: 09:30 to 16:00 New York time, Monday to Friday. Next closure: Thursday 26 November 2026. Early close Friday 27 November 2026 at 13:00.
PortfolioTrackr shows P/E ratio, EPS, market cap, and revenue growth for your positions. See what each metric means and how to read it.
Realized P&L comes from closed positions while unrealized P&L reflects open ones. See why both matter and how to track gains across your portfolio.
P&L stands for Profit and Loss. See what it means, how it is calculated, and how to track it across your whole portfolio as prices update.
A step-by-step guide to tracking your stock portfolio in real time, live P&L, position sizing and performance across stocks, crypto and commodities.
Common questions about portfolio tracking basics.
The Investing Basics category covers Foundational guides on how to track a portfolio, calculate P&L, and understand the core metrics every investor needs. It is updated as new PortfolioTrackr guides in this topic area are published.
New articles across all topics are published regularly; this hub lists the Investing Basics ones newest first. Follow the RSS feed at /blog/rss to get each new post as it is published.
Start with the oldest articles in this category — they are usually the foundational guides. Work forward in date order for more advanced or niche topics. Use the search on the main blog to find specific tickers, brokers, or markets.