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Amentum Holdings, Inc.

AMTM Industrials
$22.98 $-0.27 (-1.16%)
Market Cap: $5.61 B
Gurus Holding
12
Popularity Rank
#275
% of Shares Held
2.60%
Net Activity (Q1 2026)
-$9.05 M

Guru Ownership Trend

Guru Analysis for Amentum Holdings, Inc. (AMTM)

Amentum Holdings, Inc. (AMTM), a key player in the Industrials sector, continues to attract institutional attention.

As of Q1 2026, a total of 12 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $145.78 M.

Top institutional holders include Steven Cohen and Ruane Cunniff.

Institutional sentiment is currently Slightly Bearish. This is evidenced by a $9.05 M net outflow during the quarter.

Recent activity highlights Steven Cohen who increased their stake by 134.5%. Conversely, Cliff Asness reduced exposure by 65.0%.

Key Holders

Top 5 by Value

$42.53 M
$42.33 M
$14.34 M
$13.59 M

Top 5 by Conviction

Recent Activity Breakdown (Q1 2026)

+$39.21 M
Total Buy Value
New Buys 1
Additions 5
-$48.26 M
Total Sell Value
Reductions 6
Sold Out 1

Guru Consensus (Q1 2026)

Based on recent activity
Net Sellers
7
Net Buyers
6

FAQs for Amentum Holdings, Inc. (AMTM)

Major holders include Steven Cohen ($42.53 M), Ruane Cunniff ($42.33 M), Louis Moore Bacon ($22.78 M). According to the latest reported data, 12 tracked investment managers collectively hold approximately 6.34 M shares.

According to the latest 13F reporting period, sentiment appears Bearish (Net Selling). There was a net outflow of $9.05 M, with 6 managers increasing positions and 7 managers reducing holdings.

During the most recent reporting period, 6 managers trimmed their positions, while 1 fully exited AMTM. The total reported sell value was $48.26 M.

Yes, 1 managers opened new positions in AMTM, and 5 increased their existing holdings. The total reported buy value was $39.21 M.

Portfolio Manager % Portfolio Activity Shares Value Report Date
0.05% Add 134.5% 1,630,563 $42.53 M Q1 2026
0.70% Reduce -32.2% 1,622,982 $42.33 M Q1 2026
0.46% Add 83.8% 873,610 $22.78 M Q1 2026
0.14% Add 11.0% 549,778 $14.34 M Q1 2026
0.04% Reduce -18.0% 521,041 $13.59 M Q1 2026
0.01% Reduce -65.0% 507,843 $13.17 M Q1 2026
0.03% Add 24.4% 333,800 $8.71 M Q1 2026
0.03% Reduce -1.6% 107,606 $2.81 M Q1 2026
0.02% Add 3.8% 95,331 $2.49 M Q1 2026
0.01% New Buy 46,335 $1.21 M Q1 2026
1.18% Reduce -22.9% 37,873 $988,000 Q1 2026
0.00% Reduce -6.6% 17,052 $444,716 Q1 2026
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Value
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SEC Form