v3.26.1
Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2025
EBP 004 & 003  
EBP, Investment, Fair Value and NAV [Line Items]  
Schedule of Fair Value Hierarchy the Plans Assets at Fair Value

The following table sets forth by level, within the fair value hierarchy, the Plans’ assets at fair value as of December 31, 2025:

 

 

Level 1

 

 

Level 2

 

 

Assets Measured at Net Asset Value(a)

 

 

Total

 

Fair value measurements at end of year

 

 

 

 

 

 

 

 

 

 

 

 

Assets in Savings Plans Master Trust for Alcoa USA Corporation

 

 

 

 

 

 

 

 

 

 

 

 

Alcoa Corporation common stock

 

$

13,680,084

 

 

$

—

 

 

$

—

 

 

$

13,680,084

 

Registered Investment Companies

 

 

460,305,683

 

 

 

—

 

 

 

—

 

 

 

460,305,683

 

Commingled trusts

 

 

—

 

 

 

—

 

 

 

150,762,690

 

 

 

150,762,690

 

Self-directed brokerage accounts

 

 

24,566,594

 

 

 

10,018

 

 

 

—

 

 

 

24,576,612

 

Total fair value of assets in Savings Plans Master Trust for Alcoa USA Corporation

 

$

498,552,361

 

 

$

10,018

 

 

$

150,762,690

 

 

$

649,325,069

 

 

(a)
In accordance with Subtopic 820-10, certain investments that were measured at net asset value per share (or its equivalent) have not been classified in the fair value hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the line items presented in the Statements of Individual Plan Net Assets Available for Benefits.

The following table sets forth by level, within the fair value hierarchy, the Plans’ assets at fair value as of December 31, 2024:

 

 

Level 1

 

 

Level 2

 

 

Assets Measured at Net Asset Value(a)

 

 

Total

 

Fair value measurements at end of year

 

 

 

 

 

 

 

 

 

 

 

 

Assets in Savings Plans Master Trust for Alcoa USA Corporation

 

 

 

 

 

 

 

 

 

 

 

 

Alcoa Corporation common stock

 

$

11,030,739

 

 

$

—

 

 

$

—

 

 

$

11,030,739

 

Registered Investment Companies

 

 

406,364,768

 

 

 

—

 

 

 

—

 

 

 

406,364,768

 

Commingled trusts

 

 

—

 

 

 

—

 

 

 

164,780,898

 

 

 

164,780,898

 

Self-directed brokerage accounts

 

 

22,626,079

 

 

 

9,998

 

 

 

—

 

 

 

22,636,077

 

Total fair value of assets in Savings Plans Master Trust for Alcoa USA Corporation

 

$

440,021,586

 

 

$

9,998

 

 

$

164,780,898

 

 

$

604,812,482

 

 

(a)
In accordance with Subtopic 820-10, certain investments that were measured at net asset value per share (or its equivalent) have not been classified in the fair value hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the line items presented in the Statements of Individual Plan Net Assets Available for Benefits.