CFB
AMTM

Cullen/Frost Bankers’s Amentum Holdings AMTM Stock Holding History

Cullen/Frost Bankers’s Portfolio AMTM Stock Details AMTM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$21 Sell
1
-1
-50% -$24 ﹤0.01% 1382
2026
Q1 		$52 Hold
2
– – ﹤0.01% 1364
2025
Q4 		$58 Sell
2
-135
-99% -$3.45K ﹤0.01% 1436
2025
Q3 		$3.28K Buy
137
+102
+291% +$2.48K ﹤0.01% 1194
2025
Q2 		$826 Buy
+35
New +$731 ﹤0.01% 1255
2025
Q1 		– Sell
-15
Closed -$305 – 1509
2024
Q4 		$305 Sell
15
-76,917
-100% -$1.99M ﹤0.01% 1306
2024
Q3 		$2.48M Buy
+76,932
New +$2.19M 0.03% 231

Other funds holding AMTM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
CAM
Cacti Asset Management Atlanta, Georgia $1.99B AUM 86.33% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Russell Investments Group
Russell Investments Group London, United Kingdom $114B AUM 41.71% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
SCM
Shapiro Capital Management Atlanta, Georgia $1.65B AUM 26.74% 1-Year Est. Return
FNBOO
First National Bank of Omaha Omaha, Nebraska $3.55B AUM 27.24% 1-Year Est. Return
LA
Legacy Advisors Plymouth Meeting, Pennsylvania $1.07B AUM 26.49% 1-Year Est. Return
Mawer Investment Management
Mawer Investment Management Calgary, Alberta, Canada $14.7B AUM 12.5% 1-Year Est. Return

Cullen/Frost Bankers's AMTM Position: Q2 2026 in Review

Cullen/Frost Bankers reduced its Amentum Holdings (AMTM) stake by 50% in Q2 2026, selling an estimated $24 and leaving 1 share worth $21. The position accounts for ﹤0.01% of the portfolio, ranked #1382.

Cullen/Frost Bankers first reported a position in AMTM in Q3 2024 and has held it in 7 quarters since. The position peaked at $2.48M in Q3 2024. 230 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Cullen/Frost Bankers held 1 share of Amentum Holdings worth $21 as of Q2 2026.
  • Cullen/Frost Bankers sold 1 Amentum Holdings share in Q2 2026, an estimated $24.
  • Amentum Holdings made up ﹤0.01% of Cullen/Frost Bankers's portfolio in Q2 2026, its #1382 holding.
  • Cullen/Frost Bankers first reported a position in Amentum Holdings in Q3 2024 and has held it in 7 quarters since.
  • Cullen/Frost Bankers's Amentum Holdings position peaked at $2.48M in Q3 2024.
  • 230 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Cullen/Frost Bankers's 13F filing for Q2 2026, filed 27 Jul 2026.