Howmet Aerospace Inc.
Howmet Aerospace Inc. (HWM) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · HWM · as of Sep 30, 2025
Ownership Breakdown
1,294
Institutional Holders
▲ 24 vs Q2
$71.86B
Total Inst. Value
▲ $747.72M vs Q2
400.11M
Shares Outstanding
freeFloat 98.99%
366.52M
13F Shares Held
▼ 15.81M vs Q2
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
HWM largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC rolling drawing & extruding of nonferrous metals | 49.14M | 12.13% | 12.13% | $9.64T | Nov 7, 2025 | ▲ 664.6K |
BLACKROCK, INC. rolling drawing & extruding of nonferrous metals | 48.16M | 11.89% | 11.89% | $9.45T | Nov 12, 2025 | ▲ 2.09M |
JPMORGAN CHASE & CO rolling drawing & extruding of nonferrous metals | 28.73M | 7.09% | 7.09% | $5.64T | Nov 26, 2025 | ▼ 3.07M |
STATE STREET CORP rolling drawing & extruding of nonferrous metals | 17.96M | 4.44% | 4.44% | $3.53T | Nov 14, 2025 | ▲ 278.6K |
FMR LLC rolling drawing & extruding of nonferrous metals | 16.26M | 4.02% | 4.02% | $3.19T | Nov 13, 2025 | ▲ 377.7K |
PRICE T ROWE ASSOCIATES INC /MD/ rolling drawing & extruding of nonferrous metals | 13.10M | 3.23% | 3.23% | $2.57T | Nov 14, 2025 | ▼ 25.5K |
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ rolling drawing & extruding of nonferrous metals | 11.62M | 2.87% | 2.87% | $2.28T | Oct 29, 2025 | ▼ 2.45M |
GEODE CAPITAL MANAGEMENT, LLC rolling drawing & extruding of nonferrous metals | 11.09M | 2.74% | 2.74% | $2.17T | Nov 12, 2025 | ▲ 146.9K |
BANK OF AMERICA CORP /DE/ rolling drawing & extruding of nonferrous metals | 10.88M | 2.69% | 2.69% | $2.13T | Feb 3, 2026 | ▲ 255.4K |
JANUS HENDERSON GROUP PLC rolling drawing & extruding of nonferrous metals | 8.38M | 2.07% | 2.07% | $1.65T | Nov 14, 2025 | ▼ 1.18M |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
25
Increased
+7.75M shares0
New Positions
first time holders24
Decreased
−12.08M shares0
Sold Out
fully exitedNet shares change (top 50)
4.33M
+7.75M / −12.08M
Net new holders
+1
0 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
HWM insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
2
Buy transactions
1
Sell transactions
2.00
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 |
|---|---|---|---|---|---|---|---|
Smith Gunner director | May 21, 2026 | Award | 731 | — | — | 5.8K | Form 4 ↗ |
SCHMIDT ULRICH director | May 21, 2026 | Award | 731 | — | — | 53.2K | Form 4 ↗ |
Miller Jody director | May 21, 2026 | Award | 731 | — | — | 30.6K | Form 4 ↗ |
LEDUC ROBERT F director | May 21, 2026 | Award | 731 | — | — | 35.8K | Form 4 ↗ |
CANTIE JOSEPH S director | May 21, 2026 | Award | 731 | — | — | 43.9K | Form 4 ↗ |
Barner Sharon R director | May 21, 2026 | Award | 731 | — | — | 16.6K | Form 4 ↗ |
Alving Amy E director | May 21, 2026 | Award | 731 | — | — | 57.8K | Form 4 ↗ |
ALBAUGH JAMES F director | May 21, 2026 | Award | 731 | — | — | 59.4K | Form 4 ↗ |
Marchuk Neil Edward EVP, CAO | May 11, 2026 | Sale | 41,932 | $269.50 | $11.30M | 65.1K | Form 4 ↗ |
Arena Jonathan A EVP, CL&CO and Secretary | Apr 15, 2026 | Award | 3,544 | — | — | 3.5K | 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
Howmet Aerospace Inc. (HWM) is primarily owned by institutional investors, who hold approximately 91.6% of total shares outstanding. Company insiders own approximately 1.01%, while retail and public investors account for the remaining 7.39%.
The largest institutional shareholder of Howmet Aerospace Inc. is VANGUARD GROUP INC, holding approximately 49.14 million shares — equal to 12.13% of outstanding shares — as of September 30, 2025.
A total of 1,294 institutional investors currently hold HWM stock, with a combined institutional value of approximately $71.86 billion as of the most recent 13F filing period.
Frequently asked questions
HWM ownershipHowmet Aerospace Inc. (HWM) is primarily owned by institutional investors, who hold approximately 91.6% of shares. The largest shareholder is VANGUARD GROUP INC with a 12.13% stake. Company insiders hold 1.01%. Data sourced from SEC Form 13F as of September 30, 2025.