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Costain (COST) Ownership - Who Owns Costain?
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Costain (COST) Ownership Overview
- 0.31% Insiders
- 0.63% Mutual Funds
- 2.80% ETFs
- 96.26% Public Companies and Individual Investors
The ownership structure of Costain (GB:COST) stock is a mix of institutional, retail, and individual investors. Approximately 3.43% of the company’s stock is owned by Institutional Investors, 0.31% is owned by Insiders, and 96.26% is owned by Public Companies and Individual Investors.
The ownership structure of Costain (GB:COST) stock is a mix of institutional, retail, and individual investors. Approximately 3.43% of the company’s stock is owned by Institutional Investors, 0.31% is owned by Insiders, and 96.26% is owned by Public Companies and Individual Investors.
Recent Insider Trading Activity
| Date | Name | Activity | Value |
|---|---|---|---|
| Sep 30, 2026 | Anthony James Quinlan | £14,922 | |
| Jun 24, 2026 | Amanda Fisher | £3,976 | |
| Jun 22, 2026 | Alex Vaughan | £856,508 | |
| Jun 17, 2026 | Helen Willis | £691,013 |
Recent Hedge Fund Trading Activity
| Date | Firm | Activity | Value |
|---|
Top Shareholders
| Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| Vanguard | 3,691,078 | Institution | 1.41% | 13,014,741 |
| Dfa Investment Dimensions Group Inc | 1,504,980 | Institution | 0.58% | 5,306,559 |
| Ishares | 887,270 | Institution | 0.34% | 3,128,514 |
| Alex Vaughan | 570,737 | Insider | 0.22% | 2,012,419 |
| State Street | 468,226 | Institution | 0.18% | 1,650,965 |
| Amundi | 440,041 | Institution | 0.17% | 1,551,585 |
| Dimensional | 437,697 | Institution | 0.17% | 1,543,320 |
| Rize | 310,644 | Institution | 0.12% | 1,095,331 |
| Global X | 309,199 | Institution | 0.12% | 1,090,236 |
| Wisdomtree | 304,983 | Institution | 0.12% | 1,075,370 |
Top Mutual Fund Holders
| Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| Dfa Investment Dimensions Group Inc | 1,504,980 | Institution | 0.58% | 5,306,559 |
| Voya Mutual Funds | 76,177 | Institution | 0.03% | 268,600 |
| American Century Etf Trust | 32,967 | Institution | 0.01% | 116,242 |
| John Hancock Variable Insurance Trust | 17,043 | Institution | <0.01% | 60,094 |
| Optimum Fund Trust | 9,855 | Institution | <0.01% | 34,749 |
| Hotchkis & Wiley Funds/de/ | 5,050 | Institution | <0.01% | 17,806 |
| Old Westbury Funds Inc | 1,629 | Institution | <0.01% | 5,744 |
| Franklin Alternative Strategies Funds | 3 | Institution | <0.01% | 11 |
Top ETF Holders
| Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| Vanguard, GB:VMID ETF | 1,845,539 | Institution | 0.71% | 4,798,401 |
| Vanguard, DE:VMIG ETF | 1,845,539 | Institution | 0.71% | 4,798,401 |
| State Street, GWX ETF | 456,001 | Institution | 0.17% | 1,599,840 |
| Amundi, GB:PRUK ETF | 440,041 | Institution | 0.17% | 1,113,304 |
| Rize, DE:WRLD ETF | 310,644 | Institution | 0.12% | 1,091,871 |
| Global X, IT:BRIJ ETF | 308,074 | Institution | 0.12% | 965,309 |
| Dimensional, DISV ETF | 230,193 | Institution | 0.09% | 807,613 |
| Avantis, AVDE ETF | 196,968 | Institution | 0.08% | 689,886 |
| Dimensional, DFIS ETF | 190,608 | Institution | 0.07% | 668,733 |
| iShares, DE:AYEU ETF | 169,407 | Institution | 0.06% | 594,350 |
FAQ
Who Owns Costain (GB:COST)?
According to the latest TipRanks data, approximately 3.43% of the company's stock is held by institutional investors, 0.31% is held by insiders, and 96.26% is held by public companies and individual investors.
What percentage of Costain (GB:COST) stock is held by institutional investors?
According to the latest TipRanks data, approximately 3.43% of Costain (GB:COST) stock is held by institutional investors: 0.63% by mutual funds and 2.80% by ETFs.
What percentage of Costain (GB:COST) stock is held by retail investors?
According to the latest TipRanks data, approximately 96.26% of Costain (GB:COST) stock is held by public companies and individual investors.
Who owns the most shares of Costain (GB:COST)?
Vanguard owns the most shares of Costain (GB:COST).
What is the significance of the ownership structure for a publicly traded company?
The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.
