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Amentum Holdings, Inc.

AMTM Industrials
$21.47 $-0.2 (-0.92%)
Market Cap: $5.25 B
Gurus Holding
12
Popularity Rank
#258
% of Shares Held
1.51%
Net Activity (Q2 2026)
-$55.29 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 Q2 2026, a total of 12 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $79.03 M.

Top institutional holders include Chuck Royce and Steven Cohen.

Institutional sentiment is currently Bearish. This is evidenced by a $55.29 M net outflow during the quarter.

Recent activity highlights Ray Dalio who increased their stake by 176.9%. Conversely, Joel Greenblatt reduced exposure by 70.0%.

Key Holders

Top 5 by Value

$14.41 M
$13.44 M
$12.42 M
$11.1 M

Top 5 by Conviction

Recent Activity Breakdown (Q2 2026)

+$6.68 M
Total Buy Value
New Buys 1
Additions 6
-$61.97 M
Total Sell Value
Reductions 4
Sold Out 1

Guru Consensus (Q2 2026)

Based on recent activity
Net Sellers
5
Net Buyers
7

FAQs for Amentum Holdings, Inc. (AMTM)

Major holders include Chuck Royce ($14.41 M), Steven Cohen ($13.44 M), Cliff Asness ($12.42 M). According to the latest reported data, 12 tracked investment managers collectively hold approximately 3.68 M shares.

According to the latest 13F reporting period, sentiment appears Bearish (Net Selling). There was a net outflow of $55.29 M, with 7 managers increasing positions and 5 managers reducing holdings.

During the most recent reporting period, 4 managers trimmed their positions, while 1 fully exited AMTM. The total reported sell value was $61.97 M.

Yes, 1 managers opened new positions in AMTM, and 6 increased their existing holdings. The total reported buy value was $6.68 M.

Portfolio Manager % Portfolio Activity Shares Value Report Date
0.12% Add 26.9% 697,368 $14.41 M Q2 2026
0.01% Reduce -60.1% 649,984 $13.44 M Q2 2026
0.00% Add 18.5% 601,900 $12.42 M Q2 2026
0.17% Reduce -66.9% 537,213 $11.1 M Q2 2026
0.03% Add 24.4% 333,800 $8.71 M Q1 2026
0.11% Reduce -58.2% 365,096 $7.55 M Q2 2026
0.01% Reduce -70.0% 156,113 $3.23 M Q2 2026
0.03% Add 9.9% 118,276 $2.44 M Q2 2026
0.02% Add 1.9% 97,120 $2.01 M Q2 2026
1.12% Add 46.5% 55,469 $1.15 M Q2 2026
0.00% Add 176.9% 47,223 $976,099 Q2 2026
0.00% New Buy 21,601 $446,493 Q2 2026
Date
Insider Name
Transaction
Value
Shares
Position / Chg
SEC Form