see www.costbasis.com and visit the GLD page.

After that you'll probably want to eliminate GLD from your portfolio in taxable accounts.

Okay, but why is TurboTax asking me about them in the first place?  I haven't sold any shares, just bought them on various dates and sold none so far.  These items just look like trust charges onto my robinhood account.

Nevermind, I just deleted all the imported forms and just entered summary amounts.  Shouldn't have to report anything if I didn't sell the asset.

The point is, you did sell the asset. A tiny portion is sold each month for the reasons outlined.