Here is this week's most profitable investment vehicle.

In Borsa Istanbul, the BIST 100 index completed the week at 9,184.82 points, gaining 3.37% compared to the previous week's closing after seeing a low of 8,566.62 and a high of 9,195.83 points.

The gram selling price of 24-carat gold traded in the Grand Bazaar decreased by 1.85% this week to 2,975 lira, while the selling price of the republic gold also fell by 2.03% to 20,182 lira.

The selling price of the quarter gold, which was 5,170 lira last weekend, decreased by 3.62% to 4,983 lira.

This week, the US dollar gained 0.10% to reach 34.3690 lira, while the euro fell by 1% to 36.9560 lira.

WHICH FUNDS MADE PROFITS?

Investment funds gained 0.41% this week, and pension funds increased by 0.69%. When looking at the categories, the "mixed and variable" funds were the most profitable among investment funds, with a gain of 1.30%.