American Water Works Company, Inc.
American Water Works Company, Inc. (AWK) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · AWK · as of Sep 30, 2024
Ownership Breakdown
1,088
Institutional Holders
▲ 31 vs Q2
$24.67B
Total Inst. Value
▲ $2.62B vs Q2
195.28M
Shares Outstanding
freeFloat 99.79%
170.19M
13F Shares Held
▼ 637,869 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
AWK largest shareholders · institutional ownership
Q3 2024 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC water supply | 24.89M | 12.76% | 12.76% | $3.64T | Nov 13, 2024 | ▲ 176.1K |
BLACKROCK, INC. water supply | 17.74M | 9.10% | 9.10% | $2.59T | Nov 13, 2024 | NEW |
STATE STREET CORP water supply | 11.50M | 5.90% | 5.90% | $1.68T | Nov 14, 2024 | ▲ 214.1K |
ARISTOTLE CAPITAL MANAGEMENT, LLC water supply | 6.87M | 3.52% | 3.52% | $1.00T | Nov 14, 2024 | ▼ 35.4K |
IMPAX ASSET MANAGEMENT GROUP PLC water supply | 5.68M | 2.91% | 2.91% | $829.17B | Nov 6, 2024 | ▼ 1.22M |
GEODE CAPITAL MANAGEMENT, LLC water supply | 4.56M | 2.34% | 2.34% | $665.16B | Nov 12, 2024 | ▲ 43.8K |
AMUNDI water supply | 4.01M | 2.06% | 2.06% | $564.43B | Nov 13, 2024 | ▼ 504.5K |
PICTET ASSET MANAGEMENT HOLDING SA water supply | 3.86M | 1.98% | 1.98% | $565.15B | Nov 12, 2024 | ▼ 110.0K |
LEGAL & GENERAL GROUP PLC water supply | 3.06M | 1.57% | 1.57% | $446.88B | Feb 28, 2025 | ▲ 152.1K |
NORTHERN TRUST CORP water supply | 3.02M | 1.55% | 1.55% | $441.94B | Nov 13, 2024 | ▼ 210.1K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2024 vs prior quarter
Q3 2024
27
Increased
+5.19M shares1
New Positions
first time holders22
Decreased
−5.58M shares0
Sold Out
fully exitedNet shares change (top 50)
382.6K
+5.19M / −5.58M
Net new holders
+6
1 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
AWK insider trading · insider activity
Source: SEC Form 4
9
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 |
|---|---|---|---|---|---|---|---|
Nathoo Raffiq director | May 13, 2026 | Award | 1,374 | — | — | 2.5K | Form 4 ↗ |
MCGUIGAN STUART M director | May 13, 2026 | Award | 1,374 | — | — | 3.3K | Form 4 ↗ |
Marberry Michael director | May 13, 2026 | Award | 1,374 | — | — | 11.4K | Form 4 ↗ |
Kurz Karl F director | May 13, 2026 | Award | 2,159 | — | — | 22.8K | Form 4 ↗ |
KAMPLING PATRICIA L director | May 13, 2026 | Award | 1,374 | — | — | 9.0K | Form 4 ↗ |
JOHNSON JULIA L director | May 13, 2026 | Award | 1,374 | — | — | 32.1K | Form 4 ↗ |
Havanec Laurie P. director | May 13, 2026 | Award | 1,374 | — | — | 5.4K | Form 4 ↗ |
Grow Lisa A director | May 13, 2026 | Award | 1,374 | — | — | 2.2K | Form 4 ↗ |
Edwards Jeffrey N director | May 13, 2026 | Award | 1,374 | — | — | 11.8K | Form 4 ↗ |
Wikle Melissa K. SVP, Chief Accounting Officer | Feb 17, 2026 | Award | 1,064 | — | — | 8.9K | 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
American Water Works Company, Inc. (AWK) is primarily owned by institutional investors, who hold approximately 87.2% of total shares outstanding. Company insiders own approximately 0.21%, while retail and public investors account for the remaining 12.64%.
The largest institutional shareholder of American Water Works Company, Inc. is VANGUARD GROUP INC, holding approximately 24.89 million shares — equal to 12.76% of outstanding shares — as of September 30, 2024.
A total of 1,088 institutional investors currently hold AWK stock, with a combined institutional value of approximately $24.67 billion as of the most recent 13F filing period.
Frequently asked questions
AWK ownershipAmerican Water Works Company, Inc. (AWK) is primarily owned by institutional investors, who hold approximately 87.2% of shares. The largest shareholder is VANGUARD GROUP INC with a 12.76% stake. Company insiders hold 0.21%. Data sourced from SEC Form 13F as of September 30, 2024.