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Sienna Gestion’s Ametek AME Stock Holding History

Sienna Gestion’s Portfolio AME Stock Details AME Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.71M Sell
7,115
-45,963
-87% -$10.6M 0.1% 102
2026
Q1 		$11.1M Buy
53,078
+43,078
+431% +$9.57M 0.73% 44
2025
Q4 		$2.06M Buy
+10,000
New +$1.95M 0.12% 119
2025
Q1 		– Sell
-4,929
Closed -$888K – 165
2024
Q4 		$888K Hold
4,929
– – 0.06% 131
2024
Q3 		$844K Hold
4,929
– – 0.06% 137
2024
Q2 		$821K Buy
4,929
+549
+13% +$94.8K 0.07% 120
2024
Q1 		$801K Buy
+4,380
New +$754K 0.07% 110

Other funds holding AME

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Sienna Gestion's AME Position: Q2 2026 in Review

Sienna Gestion reduced its Ametek (AME) stake by 87% in Q2 2026, selling an estimated $10.6M and leaving 7,115 shares worth $1.71M. The position accounts for 0.1% of the portfolio, ranked #102.

Sienna Gestion first reported a position in AME in Q1 2024 and has held it in 7 quarters since. The position peaked at $11.1M in Q1 2026. 1,198 funds tracked by Wall St. Rank hold AME as of Q2 2026.

  • Sienna Gestion held 7,115 shares of Ametek worth $1.71M as of Q2 2026.
  • Sienna Gestion sold 45,963 Ametek shares in Q2 2026, an estimated $10.6M.
  • Ametek made up 0.1% of Sienna Gestion's portfolio in Q2 2026, its #102 holding.
  • Sienna Gestion first reported a position in Ametek in Q1 2024 and has held it in 7 quarters since.
  • Sienna Gestion's Ametek position peaked at $11.1M in Q1 2026.
  • 1,198 funds tracked by Wall St. Rank held Ametek as of Q2 2026.

Based on Sienna Gestion's 13F filing for Q2 2026, filed 13 Aug 2026.