But, if you're going to pick a day to buy shares, it might as well be Monday. According to Lynch's findings, it may be more common for share prices to decline on Mondays after the release of bad news on Fridays. If this is the case, it follows that the best day to sell shares would probably be Fridays.
However, some traders and investors believe that markets tend to trend downward on Mondays. This can mean much lower returns on Monday than there were to be had on Friday, making Monday traditionally known as a good day of the week to snaffle up potentially undervalued stocks and indices.
So, if an exchange or index was trending up on Friday, common trading wisdom states that it'll likely continue in that vein, though often with lower returns, when markets open again on Monday. However, some traders and investors believe that markets tend to trend downward on Mondays.
Monday.com stock is down due to a combination of broader tech sector pressures, particularly investor fears about AI disruption, concerns over high valuations, and past revenue guidance that didn't meet high expectations, despite the company showing strong revenue growth and profitability; this leads to increased volatility and market recalibration of growth potential.
The 3-5-7 rule in day trading is a risk management guideline: risk no more than 3% of capital on any single trade, keep total open exposure under 5%, and aim for profit targets that are at least 7% of your risk (or a 7:1 reward-to-risk), encouraging disciplined position sizing and diversification to protect capital and improve long-term consistency.
Frank Cross first reported it in a 1973 article published in the Financial Analysts Journal. The Monday effect has been attributed to the impact of short selling, companies' tendency to release more negative news on Friday nights, and the decline in market optimism a number of traders experience over the weekend.
The "Rule of 90" in stocks usually refers to the "90-90-90 rule," a harsh statistic stating 90% of new traders lose 90% of their capital within 90 days due to lack of education, poor risk management, and emotional trading, highlighting the need for strategy and discipline. Alternatively, it can refer to Warren Buffett's 90/10 rule, recommending 90% in low-cost S&P 500 index funds and 10% in short-term bonds for long-term growth with diversification.
Should I pull my money out of the stock market today?
Panic selling often exacerbates losses and derails financial goals. While volatility can be unnerving, it is a routine feature of markets. Stay invested and disciplined—and resist the temptation to pull out entirely.
The "7% loss rule" in stock trading is a risk management guideline recommending you sell a stock if it drops about 7% to 8% below your purchase price to cut losses early, protect capital, and remove emotion from decisions, popularized by William O'Neil. It acts as a discipline to prevent small losses from becoming significant portfolio damage, though it can be adjusted based on market volatility and personal strategy, and isn't for all investors (like long-term buy-and-hold).
History has shown that the best rolling 6 months for stocks is from November through April. Investors that actively manage some part of their investment mix might explore a sector rotational strategy into cyclicals.
The Monday effect is a well-known market anomaly, denoting the significant decline in stock prices immediately after weekends compared with those after other weekdays (French, 1980). Classical studies attempt to address potential causes of this anomaly or the day-of-the-week seasonality in stock returns.
How did one trader make $2.4 million in 28 minutes?
For one trader, the news event allowed for incredible profits in a very short amount of time. At 3:32:38 p.m. ET, a Dow Jones headline crossed the newswire reporting that Intel was in talks to buy Altera. Within the same second, a trader jumped into the options market and aggressively bought calls.
If investors are aiming to trade during times of relative volatility, some tend to utilize a trading strategy that aims to crowd their activity near the beginning and end of the week. Monday is probably the best day to trade stocks, since there is likely considerable volatility pent up over the weekend.
Saturdays and Sundays tend to be the least favourable days for trading forex. Most traders tend to avoid trading forex during holidays and around major news events.
The 3-5-7 rule in stock trading is a risk management framework: risk no more than 3% of capital on a single trade, keep total open position exposure under 5%, and aim for profit targets that are at least 7% (or a favorable risk/reward ratio) of your initial risk, protecting capital and promoting discipline. It's popular for beginners because it simplifies risk control, preventing catastrophic losses and fostering consistent, small gains over time.
In theory, day trading offers the opportunity to earn a lot of money in a short period of time. However, the chances are extremely poor: only around 3 % make profits in the long term.
AI trading does not currently offer the average market participant any measurable, long-term return advantages either. However, artificial intelligence can support you at various points in your trading activities and thus optimize your approach and save a lot of time and energy.