The investments of Harlon Enterprises included the following cost and fair value amounts $($$ in millions$)$:

Equity Investments Cost Fair Value, December $31$

$20242025$

A Corporation shares $ $32$ $ $20$

B Corporation shares $4747$ $ $49$

C Corporation shares $2120$

D Industries shares $515256$

Totals $ $151$ $ $119$ $ $125$

Harlon accounts for its equity investment portfolio at fair value through net income. Harlon sold its holdings of A Corporation shares on June $1,2025,$ for $$21$ million. On September $12,$ it purchased the C Corporation shares.

Required:

What is the effect of the sale of the A Corporation shares and the purchase of the C Corporation shares on Harlon$$s $2025$ pretax earnings?

At what amount should Harlon's securities equity investment portfolio be reported in its $2025$ balance sheet?