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Equibles

AA

Alcoa Corp

Company with tickers: AA

CIK
1675149
CUSIP
013872106
Shares Outstanding
263,889,875
13F Activity (30d)
398 filings 389 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 760
Total Value: $14,454,051,832
Total Shares: 217,911,237
Showing 1–100 of 807 holdings by value · page 1 of 9

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 760 13F filers · Δ vs Dec 31, 2025
Top Holder
13.0%
Jun 2023 → Mar 2026 · range 10.1% – 17.1%
+1.9 pts
Top 5
36.6%
Jun 2023 → Mar 2026 · range 34.7% – 44.6%
−2.6 pts
Top 10
53.2%
Jun 2023 → Mar 2026 · range 48.2% – 56.7%
−0.4 pts
HHI
402
Jun 2023 → Mar 2026 · range 380 – 573
Broadly held−21

Quarterly Activity

vs Dec 31, 2025
New
197
Increased
286
Decreased
185
Sold Out
84
Unchanged
92
Holder count: +113
Institutional value: +21.0%
Shares held: -3.1%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega FMR LLC +7,920,191 12,852,778
Mega BlackRock, Inc. +3,970,770 28,392,633
Mega D. E. Shaw & Co., Inc. +3,499,361 3,831,260
Large AGF MANAGEMENT LTD +1,832,876 2,075,213
Large Tidal Investments LLC +1,585,268 1,629,865

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega UBS Group AG −3,745,068 1,377,237
Mega Bank of New York Mellon Corp −3,113,850 3,140,167
Mega JPMORGAN CHASE & CO −3,021,914 3,016,155
Mega DIMENSIONAL FUND ADVISORS LP −2,955,506 8,625,297
Mid Maple Rock Capital Partners Inc. −2,359,980 903,320

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 12,644,935 $838,738,538
Mega VANGUARD CAPITAL MANAGEMENT LLC 11,776,650 $781,145,194
Mega VANGUARD FIDUCIARY TRUST CO 1,612,389 $106,949,762
Mega MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 738,815 $49,005,597
Large RENAISSANCE TECHNOLOGIES LLC 598,696 $39,711,505

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 25,126,193 $1,335,205,894
Mid Castle Hook Partners LP 3,968,265 $210,873,602
Mid L1 Capital Pty Ltd 1,545,476 $82,126,594
Mega NORGES BANK 1,271,781 $67,582,442
Mid Merewether Investment Management, LP 882,200 $46,880,108
Filter: New 197 Increased 286 Reduced 185 Sold out 84 Unchanged 92
Showing 100 of 807
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega BlackRock, Inc. $1,883,283,338 13.03% 28,392,633
Large EAGLE CAPITAL MANAGEMENT LLC $935,078,021 6.47% 14,097,362
Mega FMR LLC $852,524,762 5.90% 12,852,778
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $838,738,538 5.80% 12,644,935
Mega VANGUARD CAPITAL MANAGEMENT LLC $781,145,194 5.40% 11,776,650
Mega STATE STREET CORP $721,772,349 4.99% 10,881,537
Mega DIMENSIONAL FUND ADVISORS LP $572,115,948 3.96% 8,625,297
Mega GEODE CAPITAL MANAGEMENT, LLC $394,185,990 2.73% 5,942,801
Mega AQR CAPITAL MANAGEMENT LLC $343,035,472 2.37% 5,171,649
Mega MORGAN STANLEY $271,675,070 1.88% 4,095,810
Mega Invesco Ltd. $240,695,980 1.67% 3,628,765
Mega D. E. Shaw & Co., Inc. $239,528,242 1.66% 3,611,160
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $225,734,256 1.56% 3,403,200
Mega Bank of New York Mellon Corp Bank $208,287,268 1.44% 3,140,167
Mega JPMORGAN CHASE & CO $200,061,554 1.38% 3,016,155
Mega JANE STREET GROUP, LLC $150,177,753 1.04% 2,264,100
Mega NORTHERN TRUST CORP Bank $147,230,509 1.02% 2,219,667
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $139,601,301 0.97% 2,104,648
Large AGF MANAGEMENT LTD $137,648,878 0.95% 2,075,213
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $135,644,850 0.94% 2,045,000
Mega Amundi $133,257,830 0.92% 2,009,013
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund $126,652,027 0.88% 1,909,423
Mega JANE STREET GROUP, LLC $124,959,087 0.86% 1,883,900
Mega CITADEL ADVISORS LLC $114,591,708 0.79% 1,727,600
Large Tidal Investments LLC $107,392,581 0.74% 1,619,065
Mega VANGUARD FIDUCIARY TRUST CO Bank $106,949,762 0.74% 1,612,389
Large MACKENZIE FINANCIAL CORP $99,653,595 0.69% 1,502,391
Mid Duquesne Family Office LLC Family Office $99,056,558 0.69% 1,493,390
Large Qube Research & Technologies Ltd $92,159,167 0.64% 1,389,404
Large PANAGORA ASSET MANAGEMENT INC $92,002,628 0.64% 1,387,044
Mega PRICE T ROWE ASSOCIATES INC /MD/ $91,776,442 0.63% 1,383,634
Large Temasek Holdings (Private) Ltd $86,271,915 0.60% 1,300,647
Mega CITADEL ADVISORS LLC $68,465,826 0.47% 1,032,200
Mega ALLIANCEBERNSTEIN L.P. $64,069,672 0.44% 965,923
Mid Douglas Lane & Associates, LLC $62,313,917 0.43% 939,453
Mid Maple Rock Capital Partners Inc. $59,917,215 0.41% 903,320
Mega BANK OF AMERICA CORP /DE/ Bank $59,442,089 0.41% 896,157
Mega VICTORY CAPITAL MANAGEMENT INC $56,227,410 0.39% 847,692
Large Holocene Advisors, LP $55,995,454 0.39% 844,195
Mega CITADEL ADVISORS LLC $55,010,917 0.38% 829,352
Mega GOLDMAN SACHS GROUP INC $51,770,562 0.36% 780,500
Mega MASSACHUSETTS FINANCIAL SERVICES CO /MA/ $49,005,597 0.34% 738,815
Mega VAN ECK ASSOCIATES CORP $46,903,269 0.32% 707,120
Mega RHUMBLINE ADVISERS $45,808,625 0.32% 690,617
Mid Global Alpha Capital Management Ltd. $45,717,819 0.32% 689,248
Small Oxbow Capital Management (HK) Ltd $45,436,050 0.31% 685,000
Mega UBS Group AG $44,224,664 0.31% 666,737
Large Gotham Asset Management, LLC $42,532,122 0.29% 641,220
Mega UBS Group AG $41,045,004 0.28% 618,800
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $40,498,042 0.28% 610,554
Mid Encompass Capital Advisors LLC $40,139,533 0.28% 605,149
Large RENAISSANCE TECHNOLOGIES LLC $39,711,505 0.27% 598,696
Mid ARGA Investment Management, LP $39,665,605 0.27% 598,004
Large SEI INVESTMENTS CO $38,422,247 0.27% 579,259
Mega PRINCIPAL FINANCIAL GROUP INC $38,326,998 0.27% 577,823
Mid COOKSON PEIRCE & CO INC $37,123,176 0.26% 559,674
Large CAPSTONE INVESTMENT ADVISORS, LLC $36,061,299 0.25% 543,665
Large Retirement Systems of Alabama Pension $35,551,288 0.25% 535,976
Large FEDERATED HERMES, INC. $34,551,958 0.24% 520,910
Mid Hosking Partners LLP $34,284,650 0.24% 516,880
Mega Swiss National Bank Bank $34,001,620 0.24% 512,613
Large Man Group plc $33,672,888 0.23% 507,657
Large Walleye Trading LLC $33,357,357 0.23% 502,900
Large HRT FINANCIAL LP $33,016,221 0.23% 497,757
Large Assenagon Asset Management S.A. $32,750,835 0.23% 493,756
Mega BNP PARIBAS ARBITRAGE, SA $31,755,819 0.22% 478,755
Small Drummond Knight Asset Management Pty Ltd $31,740,629 0.22% 478,526
Mega California Public Employees Retirement System Pension $30,554,184 0.21% 460,639
Mega FIRST TRUST ADVISORS LP $29,055,259 0.20% 438,041
Large PEAK6 LLC $28,448,937 0.20% 428,900
Mega WELLINGTON MANAGEMENT GROUP LLP $27,594,938 0.19% 416,025
Mega ROYAL BANK OF CANADA Bank $27,222,823 0.19% 410,415
Mega Nuveen, LLC $26,430,912 0.18% 398,476
Mega NORDEA INVESTMENT MANAGEMENT AB $26,211,957 0.18% 395,175
Large IEQ CAPITAL, LLC $25,456,392 0.18% 383,784
Large Russell Investments Group, Ltd. $25,120,423 0.17% 378,719
Mid Alphadyne Asset Management LP $24,946,713 0.17% 376,100
Large CANADA LIFE ASSURANCE Co Insurance $23,826,133 0.16% 359,206
Large TUDOR INVESTMENT CORP ET AL $23,689,825 0.16% 357,151
Mid Regal Partners Ltd $23,635,368 0.16% 356,330
Mega BARCLAYS PLC $23,371,639 0.16% 352,354
Large Ninety One UK Ltd $23,007,489 0.16% 346,864
Mega Legal & General Group Plc $22,484,210 0.16% 338,975
Mega ENVESTNET ASSET MANAGEMENT INC $21,651,836 0.15% 326,426
Mega AMERIPRISE FINANCIAL INC $21,136,517 0.15% 318,657
Mega HSBC HOLDINGS PLC $20,329,083 0.14% 306,484
Mid BW Gestao de Investimentos Ltda. $20,055,406 0.14% 302,358
Mid MASTERS CAPITAL MANAGEMENT LLC $19,899,000 0.14% 300,000
Large Centiva Capital, LP $19,899,000 0.14% 300,000
Mid Alphadyne Asset Management LP $19,812,771 0.14% 298,700
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $19,810,913 0.14% 298,672
Large ZACKS INVESTMENT MANAGEMENT $19,661,671 0.14% 296,422
Mega MILLENNIUM MANAGEMENT LLC $18,877,120 0.13% 284,594
Mega WELLS FARGO & COMPANY/MN $17,705,133 0.12% 266,925
Large Walleye Trading LLC $17,192,736 0.12% 259,200
Mid GENDELL JEFFREY L $16,787,326 0.12% 253,088
Small PINNBROOK CAPITAL MANAGEMENT LP $16,582,500 0.11% 250,000
Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. $16,030,435 0.11% 241,677
Large Daiwa Securities Group Inc. Broker-Dealer $15,729,761 0.11% 237,144
Mega FRANKLIN RESOURCES INC $15,555,244 0.11% 234,513

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