The minimum investment required at Putnam Investments can vary depending on the specific fund or investment product being offered. Generally, mutual funds have varying minimums that may range from a few hundred to several thousand dollars. For example, some funds might have a minimum investment requirement of one thousand dollars, while others could be higher. Additionally, investment minimums may differ for different classes of shares within the same fund, as well as for retirement accounts compared to regular brokerage accounts. It is always advisable to check the most current information directly on Putnam's website or on the specific fund's prospectus for accurate details regarding minimum investment amounts. This will ensure that the investor can make an informed decision based on the latest offerings and requirements.