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SIR Capital Management’s Amphenol APH Stock Holding History

SIR Capital Management’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 		$15.2M Buy
172,620
+117,820
+215% +$8.49M 1.75% 14
2026
Q1 		$3.46M Sell
54,800
-6,600
-11% -$465K 0.32% 63
2025
Q4 		$4.15M Buy
61,400
+23,800
+63% +$1.59M 0.46% 53
2025
Q3 		$2.33M Buy
+37,600
New +$2.06M 0.21% 66
2025
Q2 		– Sell
-139,746
Closed -$4.58M – 91
2025
Q1 		$4.58M Buy
+139,746
New +$4.77M 0.4% 53

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 $3.38T AUM 44.17% 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

SIR Capital Management's APH Position: Q2 2026 in Review

SIR Capital Management increased its Amphenol (APH) stake by 215% in Q2 2026, buying an estimated $8.49M and bringing the position to 172,620 shares worth $15.2M. The position accounts for 1.75% of the portfolio, ranked #14.

SIR Capital Management first reported a position in APH in Q1 2025 and has held it in 5 quarters since. 2,340 funds tracked by Wall St. Rank hold APH as of Q2 2026.

  • SIR Capital Management held 172,620 shares of Amphenol worth $15.2M as of Q2 2026.
  • SIR Capital Management bought 117,820 Amphenol shares in Q2 2026, an estimated $8.49M.
  • Amphenol made up 1.75% of SIR Capital Management's portfolio in Q2 2026, its #14 holding.
  • SIR Capital Management first reported a position in Amphenol in Q1 2025 and has held it in 5 quarters since.
  • 2,340 funds tracked by Wall St. Rank held Amphenol as of Q2 2026.

Based on SIR Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.