Missing data for "ZT=F", "ZN=F", "ZF=F"

[jxmyrup95]

Describe bug

Hi.

I am missing data for for the following ticker symbols:
["ZT=F", "ZN=F", "ZF=F"]

I have data for 2025-01-15 and for 2025-01-24 but nothing in between.

Thanks
Jesper

Simple code that reproduces your problem

yf.download(
tickers=[
"ZT=F",
"ZN=F",
"ZF=F",
],
start="2025-01-01",
)

Debug log

No debug log

Bad data proof

yfinance version

0.2.52

Python version

3.11.10

Operating system

Windows 10

[ValueRaider]

As far as you've shown, that's all Yahoo had to return.