Howmet Aerospace Inc. (HWM) Ownership
HWM ownership summary
as of October 18, 2026- Institutions
- 93.5% of shares outstanding
- Insiders
- 0.88% of shares outstanding
- Shares outstanding
- 398.8M
- Float
- 395.2M shares available to trade
- Short interest
- 2.57% 10.2M shares short
- Days to cover
- 2.58 short interest up 19.5% vs prior month
- Institutions 93.52%
- Insiders 0.88%
- Other investors 5.60%
HWM top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | BlackRock Inc | 11.49% | 45.8M | $10.12B | −2.1M (−4.5%) | June 30, 2026 |
| 2 | Vanguard Capital Management, LLC | 6.55% | 26.1M | $5.78B | +79,684 (+0.3%) | June 30, 2026 |
| 3 | State Street Corp | 4.75% | 18.9M | $4.18B | +612,866 (+3.3%) | June 30, 2026 |
| 4 | JPMorgan Chase & Co | 4.65% | 18.6M | $4.10B | −2.4M (−11.6%) | June 30, 2026 |
| 5 | Vanguard Portfolio Management, LLC | 4.65% | 18.5M | $4.10B | +12,985 (+0.1%) | June 30, 2026 |
| 6 | FMR Inc | 3.86% | 15.4M | $3.41B | −363,843 (−2.3%) | June 30, 2026 |
| 7 | T. Rowe Price Associates, Inc. | 3.39% | 13.5M | $2.98B | −1.9M (−12.5%) | June 30, 2026 |
| 8 | Bank of America Corp | 2.58% | 10.3M | $2.27B | −437,566 (−4.1%) | June 30, 2026 |
| 9 | Geode Capital Management, LLC | 2.38% | 9.5M | $2.10B | −2.1M (−17.9%) | June 30, 2026 |
| 10 | NORGES BANK | 1.98% | 7.9M | $1.74B | −853,582 (−9.8%) | June 30, 2026 |
| 11 | HHG PLC | 1.94% | 7.8M | $1.71B | −194,603 (−2.4%) | March 31, 2026 |
| 12 | Jupiter Topco LLC | 1.93% | 7.7M | $1.70B | +7.7M (0.0%) | June 30, 2026 |
| 13 | Amvescap Plc. | 1.72% | 6.9M | $1.51B | −576,154 (−7.8%) | June 30, 2026 |
| 14 | Morgan Stanley - Brokerage Accounts | 1.53% | 6.1M | $1.35B | +169,263 (+2.9%) | June 30, 2026 |
| 15 | Kensico Capital Management Corp | 1.27% | 5.1M | $1.12B | — | June 30, 2026 |
| 16 | Nuveen, LLC | 1.26% | 5.0M | $1.11B | −42,667 (−0.8%) | June 30, 2026 |
| 17 | Massachusetts Financial Services Company | 1.25% | 5.0M | $1.10B | −2.7M (−34.8%) | June 30, 2026 |
| 18 | Bank of New York Mellon Corp | 1.03% | 4.1M | $903.8M | +85,153 (+2.1%) | June 30, 2026 |
| 19 | Northern Trust Corp | 0.94% | 3.7M | $826.8M | +25,784 (+0.7%) | June 30, 2026 |
| 20 | The Goldman Sachs Group Inc | 0.89% | 3.5M | $782.0M | +223,473 (+6.7%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 8 holders added 8.9M shares and 11 cut 13.7M.
HWM top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Vanguard MStar Total Stk Mkt Idx Invest | 3.19% | 12.7M | $2.81B | −25,717 (−0.2%) | August 31, 2026 |
| 2 | Vanguard 500 Index Investor | 2.67% | 10.6M | $2.35B | +126,581 (+1.2%) | August 31, 2026 |
| 3 | Vanguard MStar Mid Cap Index Instl | 2.17% | 8.7M | $1.91B | −4,630 (−0.1%) | August 31, 2026 |
| 4 | iShares Core S&P 500 ETF | 1.33% | 5.3M | $1.17B | −8,547 (−0.2%) | September 30, 2026 |
| 5 | Fidelity 500 Index | 1.30% | 5.2M | $1.15B | +19,948 (+0.4%) | August 31, 2026 |
| 6 | State Street® SPDR® S&P 500® ETF | 1.23% | 4.9M | $1.08B | — | September 30, 2026 |
| 7 | Vanguard MStar Growth Index Investor | 1.09% | 4.4M | $963.0M | −7,200 (−0.2%) | August 31, 2026 |
| 8 | Janus Henderson Forty S | 0.79% | 3.2M | $700.4M | — | August 31, 2026 |
| 9 | Vanguard MStar Mid Cap Growth ETF | 0.77% | 3.1M | $679.2M | +14,426 (+0.5%) | August 31, 2026 |
| 10 | JPMorgan Equity Premium Income ETF | 0.66% | 2.6M | $584.4M | +47,156 (+1.8%) | September 30, 2026 |
| 11 | iShares US Aerospace & Defense ETF | 0.62% | 2.5M | $545.2M | −4,218 (−0.2%) | September 30, 2026 |
| 12 | American Funds AMCAP A | 0.57% | 2.3M | $501.9M | −171,919 (−7.0%) | June 30, 2026 |
| 13 | State Street® IndstrlSelSectSPDR®ETF | 0.56% | 2.2M | $494.7M | −2,508 (−0.1%) | September 30, 2026 |
| 14 | CREF Growth R3 | 0.56% | 2.2M | $489.7M | −12,491 (−0.6%) | August 31, 2026 |
| 15 | Vanguard Institutional Index I | 0.54% | 2.1M | $472.6M | −20,425 (−0.9%) | August 31, 2026 |
| 16 | MFS Growth B | 0.46% | 1.8M | $408.5M | −35,212 (−1.9%) | August 31, 2026 |
| 17 | Fidelity Contrafund | 0.44% | 1.8M | $391.8M | −138,224 (−7.2%) | August 31, 2026 |
| 18 | T. Rowe Price Growth Stock | 0.40% | 1.6M | $353.6M | +28,576 (+1.8%) | August 31, 2026 |
| 19 | Global X US Infrastructure Dev ETF | 0.38% | 1.5M | $338.1M | +10,800 (+0.7%) | September 30, 2026 |
| 20 | iShares Russell 1000 Growth ETF | 0.37% | 1.5M | $329.8M | −1,022 (−0.1%) | September 30, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
HWM insider transactions
latest 19| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-26 | Barbara Lou Shultz | Sell | $260.00 | 1,000 | $260,000 |
| 2026-02-18 | Neil Edward Marchuk | Sell | $251.70 | 45,150 | $11.4M |
| 2026-01-08 | Byron Donalds | Sell | $210.35 | — | — |
| 2025-10-31 | Lisa C. McClain | Sell | $206.47 | — | — |
| 2025-10-30 | Lisa C. McClain | Sell | $201.71 | — | — |
| 2025-10-30 | Lisa C. McClain | Buy | $201.71 | — | — |
| 2025-10-27 | Michael T. McCaul | Sell | $201.90 | — | — |
| 2025-10-23 | Byron Donalds | Sell | $199.98 | — | — |
| 2025-09-16 | Michael T. McCaul | Buy | $187.52 | — | — |
| 2025-08-21 | Michael T. McCaul | Sell | $173.34 | — | — |
| 2025-08-07 | Byron Donalds | Sell | $181.49 | — | — |
| 2025-08-04 | Lisa C. McClain | Sell | $180.95 | — | — |
| 2025-06-27 | Michael T. McCaul | Sell | $185.07 | — | — |
| 2025-06-16 | Michael T. McCaul | Sell | $171.55 | — | — |
| 2025-06-09 | Michael T. McCaul | Sell | $172.88 | — | — |
| 2025-06-06 | Michael T. McCaul | Sell | $175.37 | — | — |
| 2025-05-12 | John C Plant | Sell | $156.96 | 800,000 | $125.6M |
| 2025-05-12 | Neil Edward Marchuk | Sell | $158.53 | 30,000 | $4.8M |
| 2025-05-05 | Barbara Lou Shultz | Sell | $155.17 | 1,250 | $193,962 |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
HWM shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns HWM
Institutional investors own 93.5% of Howmet's shares and insiders 0.88%. The largest holder is BlackRock Inc with 11.49% of the shares (45.8M), as of June 30, 2026. Among the top 20 institutions, 8 added shares and 11 reduced their stake in the latest filings. Short interest is 2.57% of the float, or 2.58 days of average trading volume. The share count rose 2.7% since 2014.
Related: HWM analyst forecast, HWM key metrics, HWM dividend history. See the HWM stock overview for the latest quote and news.
HWM ownership FAQ
Who owns the most Howmet stock?
The largest shareholders of Howmet are BlackRock Inc (11.49%), Vanguard Capital Management, LLC (6.55%), State Street Corp (4.75%), JPMorgan Chase & Co (4.65%), Vanguard Portfolio Management, LLC (4.65%).
What percentage of Howmet is owned by institutions?
Institutions hold 93.5% of Howmet's shares outstanding; insiders hold 0.88%.
Which funds own Howmet?
The largest fund holders of Howmet are Vanguard MStar Total Stk Mkt Idx Invest (3.19%), Vanguard 500 Index Investor (2.67%), Vanguard MStar Mid Cap Index Instl (2.17%), iShares Core S&P 500 ETF (1.33%), Fidelity 500 Index (1.30%).
What is Howmet's short interest?
10.2M shares of Howmet were sold short, 2.57% of the float; at the average daily volume it would take 2.58 days to cover.
Are insiders buying or selling Howmet?
Of the latest 19 reported insider transactions in Howmet (since May 5, 2025), 2 were purchases and 17 were sales.
How many shares of Howmet are outstanding?
Howmet has 398.8M shares outstanding, of which 395.2M are in the public float.