OCM
AME icon

Osterweis Capital Management’s Ametek AME Stock Holding History

Osterweis Capital Management’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
Q1 		$25.1M Sell
116,894
-26,311
-18% -$5.85M 1.29% 34
2025
Q4 		$29.4M Sell
143,205
-5,459
-4% -$1.06M 1.24% 31
2025
Q3 		$27.9M Buy
148,664
+941
+0.6% +$173K 1.26% 31
2025
Q2 		$26.7M Buy
147,723
+35,716
+32% +$6.14M 1.28% 32
2025
Q1 		$19.3M Sell
112,007
-31,510
-22% -$5.73M 0.95% 37
2024
Q4 		$25.9M Buy
143,517
+958
+0.7% +$175K 1.2% 31
2024
Q3 		$24.5M Buy
142,559
+1,752
+1% +$292K 1.24% 34
2024
Q2 		$23.5M Buy
140,807
+2,246
+2% +$388K 1.21% 32
2024
Q1 		$25.3M Sell
138,561
-47,859
-26% -$8.24M 1.49% 28
2023
Q4 		$30.7M Buy
186,420
+1,066
+0.6% +$163K 1.95% 20
2023
Q3 		$27.4M Sell
185,354
-15,903
-8% -$2.48M 2.01% 18
2023
Q2 		$32.6M Buy
201,257
+1,518
+0.8% +$222K 2.16% 14
2023
Q1 		$29M Sell
199,739
-12,730
-6% -$1.81M 1.97% 17
2022
Q4 		$29.7M Buy
212,469
+871
+0.4% +$115K 2.16% 12
2022
Q3 		$24M Buy
211,598
+56,550
+36% +$6.78M 1.8% 18
2022
Q2 		$17M Sell
155,048
-6,679
-4% -$812K 1.28% 27
2022
Q1 		$21.5M Buy
161,727
+1,427
+0.9% +$192K 1.18% 26
2021
Q4 		$23.6M Buy
+160,300
New +$21.9M 1.18% 27

Other funds holding AME

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Flossbach Von Storch
Flossbach Von Storch Cologne, Germany $21.4B AUM 8.31% 1-Year Est. Return

Osterweis Capital Management's AME Position: Q1 2026 in Review

Osterweis Capital Management reduced its Ametek (AME) stake by 18% in Q1 2026, selling an estimated $5.85M and leaving 116,894 shares worth $25.1M. The position accounts for 1.29% of the portfolio, ranked #34.

Osterweis Capital Management first reported a position in AME in Q4 2021 and has held it in 18 quarters since. The position peaked at $32.6M in Q2 2023. 1,153 funds tracked by Wall St. Rank hold AME as of Q1 2026.

  • Osterweis Capital Management held 116,894 shares of Ametek worth $25.1M as of Q1 2026.
  • Osterweis Capital Management sold 26,311 Ametek shares in Q1 2026, an estimated $5.85M.
  • Ametek made up 1.29% of Osterweis Capital Management's portfolio in Q1 2026, its #34 holding.
  • Osterweis Capital Management first reported a position in Ametek in Q4 2021 and has held it in 18 quarters since.
  • Osterweis Capital Management's Ametek position peaked at $32.6M in Q2 2023.
  • 1,153 funds tracked by Wall St. Rank held Ametek as of Q1 2026.

Based on Osterweis Capital Management's 13F filing for Q1 2026, filed 15 May 2026.