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Mattson Financial Services’s Amphenol APH Stock Holding History

Mattson Financial Services’s Portfolio APH Stock Details APH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$3.5M Buy
22,841
+2,470
+12% +$356K 0.73% 38
2026
Q1 		$2.57M Sell
20,371
-947
-4% -$133K 0.61% 51
2025
Q4 		$2.88M Sell
21,318
-8,271
-28% -$1.11M 0.67% 52
2025
Q3 		$3.66M Buy
29,589
+496
+2% +$54.4K 0.88% 35
2025
Q2 		$2.87M Sell
29,093
-4,086
-12% -$334K 0.77% 44
2025
Q1 		$2.18M Buy
+33,179
New +$2.26M 0.65% 57

Other funds holding APH

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 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
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Mattson Financial Services's APH Position: Q2 2026 in Review

Mattson Financial Services increased its Amphenol (APH) stake by 12% in Q2 2026, buying an estimated $356K and bringing the position to 22,841 shares worth $3.5M. The position accounts for 0.73% of the portfolio, ranked #38.

Mattson Financial Services first reported a position in APH in Q1 2025 and has held it in 6 quarters since. The position peaked at $3.66M in Q3 2025. 2,315 funds tracked by Wall St. Rank hold APH as of Q2 2026.

  • Mattson Financial Services held 22,841 shares of Amphenol worth $3.5M as of Q2 2026.
  • Mattson Financial Services bought 2,470 Amphenol shares in Q2 2026, an estimated $356K.
  • Amphenol made up 0.73% of Mattson Financial Services's portfolio in Q2 2026, its #38 holding.
  • Mattson Financial Services first reported a position in Amphenol in Q1 2025 and has held it in 6 quarters since.
  • Mattson Financial Services's Amphenol position peaked at $3.66M in Q3 2025.
  • 2,315 funds tracked by Wall St. Rank held Amphenol as of Q2 2026.

Based on Mattson Financial Services's 13F filing for Q2 2026, filed 4 Aug 2026.