Alcoa Corporation
Alcoa Corporation (AA) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · AA · as of Mar 31, 2025
Ownership Breakdown
569
Institutional Holders
▼ 18 vs Q4
$5.31B
Total Inst. Value
▼ $1.37B vs Q4
263.89M
Shares Outstanding
freeFloat 99.45%
174.52M
13F Shares Held
▼ 2.65M vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
AA largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC primary production of aluminum | 25.65M | 9.91% | 9.91% | $782.46B | May 9, 2025 | ▼ 324.8K |
BLACKROCK, INC. primary production of aluminum | 24.06M | 9.29% | 9.29% | $733.97B | May 2, 2025 | ▼ 592.0K |
EAGLE CAPITAL MANAGEMENT LLC primary production of aluminum | 16.58M | 6.40% | 6.40% | $505.78B | May 15, 2025 | ▲ 108.7K |
STATE STREET CORP primary production of aluminum | 9.78M | 3.78% | 3.78% | $298.24B | May 15, 2025 | ▲ 105.9K |
DIMENSIONAL FUND ADVISORS LP primary production of aluminum | 6.80M | 2.63% | 2.63% | $207.49B | May 13, 2025 | ▲ 1.72M |
MORGAN STANLEY primary production of aluminum | 4.90M | 1.89% | 1.89% | $149.54B | May 15, 2025 | ▼ 180.8K |
GEODE CAPITAL MANAGEMENT, LLC primary production of aluminum | 4.43M | 1.71% | 1.71% | $135.06B | May 13, 2025 | ▲ 194.0K |
JPMORGAN CHASE & CO primary production of aluminum | 3.51M | 1.36% | 1.36% | $107.06B | May 12, 2025 | ▼ 55.3K |
SOURCEROCK GROUP LLC primary production of aluminum | 3.10M | 1.20% | 1.20% | $94.60B | May 15, 2025 | ▲ 1.12M |
NORGES BANK primary production of aluminum | 2.95M | 1.14% | 1.14% | $89.95B | May 11, 2026 | ▼ 3.91M |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
27
Increased
+10.42M shares2
New Positions
first time holders20
Decreased
−13.04M shares0
Sold Out
fully exitedNet shares change (top 50)
2.62M
+10.42M / −13.04M
Net new holders
+9
2 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
AA insider trading · insider activity
Source: SEC Form 4
1
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Roberts Jackson Prince director | May 8, 2026 | Award | 2,532 | — | — | 19.7K | Form 4 ↗ |
Roberts Carol L director | May 8, 2026 | Award | 2,532 | — | — | 53.6K | Form 4 ↗ |
de Oliveira Marques Roberto director | May 8, 2026 | Award | 2,532 | — | — | 15.8K | Form 4 ↗ |
HUGHES JAMES ALTON director | May 8, 2026 | Award | 2,532 | — | — | 53.6K | Form 4 ↗ |
Gorman Thomas Joseph director | May 8, 2026 | Award | 2,532 | — | — | 23.3K | Form 4 ↗ |
Galovich Brian director | May 8, 2026 | Award | 2,532 | — | — | 2.5K | Form 4 ↗ |
Fiore Pasquale director | May 8, 2026 | Award | 2,532 | — | — | 40.8K | Form 4 ↗ |
Field Alistair director | May 8, 2026 | Award | 2,532 | — | — | 12.2K | Form 4 ↗ |
Citrino Mary Anne director | May 8, 2026 | Award | 2,532 | — | — | 56.7K | Form 4 ↗ |
Bevan John A director | May 8, 2026 | Award | 2,532 | — | — | 12.2K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Alcoa Corporation (AA) is primarily owned by institutional investors, who hold approximately 66.1% of total shares outstanding. Company insiders own approximately 0.55%, while retail and public investors account for the remaining 33.32%.
The largest institutional shareholder of Alcoa Corporation is VANGUARD GROUP INC, holding approximately 25.65 million shares — equal to 9.91% of outstanding shares — as of March 31, 2025.
A total of 569 institutional investors currently hold AA stock, with a combined institutional value of approximately $5.31 billion as of the most recent 13F filing period.
Frequently asked questions
AA ownershipAlcoa Corporation (AA) is primarily owned by institutional investors, who hold approximately 66.1% of shares. The largest shareholder is VANGUARD GROUP INC with a 9.91% stake. Company insiders hold 0.55%. Data sourced from SEC Form 13F as of March 31, 2025.