Fundamentally, TCTLX's price, like other mutual funds, is determined by its Net Asset Value (NAV) per share. Several factors influence this NAV: Market Performance: Broad market trends significantly impact TCTLX's holdings. If the overall stock market rises, TCTLX's value generally increases, and vice-versa. Underlying Asset Values: The fund's NAV directly reflects the value of the stocks, bonds, or other securities it holds. Changes in these assets' prices drive NAV fluctuations. Interest Rates: For bond holdings within TCTLX, rising interest rates typically decrease bond values, lowering the NAV, and falling rates increase bond values, raising the NAV. Fund Flows: Large inflows of money into the fund can dilute existing shareholders' ownership, and large outflows may force the fund to sell assets, potentially affecting the NAV. Expense Ratio: The fund's operating expenses, deducted from its assets, indirectly impact the NAV. Higher expense ratios can slightly lower returns compared to similar funds.