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Amentum Holdings, Inc. (AMTM) Ownership Overview
0.94% Insiders
18.70% Mutual Funds
1.04% Other Institutional Investors
18.30% ETFs
61.02% Public Companies and
Individual Investors
The ownership structure of Amentum Holdings, Inc. (AMTM) stock is a mix of institutional, retail, and individual investors. Approximately 38.04% of the company’s stock is owned by Institutional Investors, 0.94% is owned by Insiders, and 61.02% is owned by Public Companies and Individual Investors.
Recent Hedge Fund Trading Activity
Date | Firm | Activity | Value |
|---|---|---|---|
Jun 30, 2026 | xxxxxxxxxxxxx | $3575910 | |
Jun 30, 2026 | xxxxxxxxxxxxx | $976099 | |
Jun 30, 2026 | xxxxxxxxxxxxx | $2444765 | |
Jun 30, 2026 | xxxxxxxxxxxxx | $14414597 |
Top Shareholders
Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| 13,319,197 | Institution | 5.45% | 289,692,535 | |
| 12,719,731 | Institution | 5.20% | 276,654,149 | |
| 12,285,504 | Institution | 5.02% | 267,209,712 | |
| 11,884,999 | Institution | 4.86% | 258,498,728 | |
| 7,172,026 | Institution | 2.93% | 155,991,566 | |
| 5,564,556 | Institution | 2.28% | 121,029,093 | |
| 5,270,119 | Institution | 2.16% | 114,625,088 | |
| 3,206,843 | Institution | 1.31% | 69,748,835 | |
| 2,678,552 | Institution | 1.10% | 58,258,506 | |
| 2,584,238 | Institution | 1.06% | 56,207,177 |
Top Mutual Fund Holders
Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| 11,884,999 | Institution | 4.86% | 258,498,728 | |
| 7,172,026 | Institution | 2.93% | 155,991,566 | |
| 5,270,119 | Institution | 2.16% | 114,625,088 | |
| 3,206,843 | Institution | 1.31% | 69,748,835 | |
| 2,678,552 | Institution | 1.10% | 58,258,506 | |
| 2,584,238 | Institution | 1.06% | 56,207,177 | |
| 1,473,790 | Institution | 0.60% | 32,054,933 | |
| 1,259,341 | Institution | 0.52% | 27,390,667 | |
| 1,159,578 | Institution | 0.47% | 25,220,822 | |
| 1,051,463 | Institution | 0.43% | 22,869,320 |
Top ETF Holders
Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| 9,177,395 | Institution | 3.75% | 202,545,108 | |
| 4,681,276 | Institution | 1.91% | 84,824,721 | |
| 3,303,733 | Institution | 1.35% | 59,863,642 | |
| 2,370,591 | Institution | 0.97% | 43,239,580 | |
| 2,149,286 | Institution | 0.88% | 38,945,062 | |
| 2,135,050 | Institution | 0.87% | 47,120,554 | |
| 1,986,143 | Institution | 0.81% | 43,834,176 | |
| 1,837,603 | Institution | 0.75% | 40,555,898 | |
| 1,737,574 | Institution | 0.71% | 31,484,841 | |
| 1,406,941 | Institution | 0.58% | 31,051,188 |
FAQ
Who Owns Amentum Holdings, Inc. (AMTM)?
According to the latest TipRanks data, approximately 1.04% of the company's stock is held by institutional investors, 0.94% is held by insiders, and 61.02% is held by retail investors.
What percentage of Amentum Holdings, Inc. (AMTM) stock is held by institutional investors?
According to the latest TipRanks data, approximately 1.04% of Amentum Holdings, Inc. (AMTM) stock is held by institutional investors.
What percentage of Amentum Holdings, Inc. (AMTM) stock is held by retail investors?
According to the latest TipRanks data, approximately 61.02% of Amentum Holdings, Inc. (AMTM) stock is held by retail investors.
Who owns the most shares of Amentum Holdings, Inc. (AMTM)?
Vanguard owns the most shares of Amentum Holdings, Inc. (AMTM).
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.