Rossby Financial
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Rossby Financial’s Entegris ENTG Stock Holding History

Rossby Financial’s Portfolio ENTG Stock Details ENTG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$23.6K Buy
153
+38
+33% +$5.35K ﹤0.01% 1195
2026
Q2 		$20.7K Buy
115
+2
+2% +$288 ﹤0.01% 954
2026
Q1 		$13.4K Sell
113
-2
-2% -$236 ﹤0.01% 1149
2025
Q4 		$9.7K Buy
+115
New +$10K ﹤0.01% 940

Other funds holding ENTG

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $704B AUM 26.74% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
Principal Financial Group
Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $161B AUM 86.05% 1-Year Est. Return

Rossby Financial's ENTG Position: Q3 2026 in Review

Rossby Financial increased its Entegris (ENTG) stake by 33% in Q3 2026, buying an estimated $5.35K and bringing the position to 153 shares worth $23.6K. The position accounts for ﹤0.01% of the portfolio, ranked #1195.

Rossby Financial first reported a position in ENTG in Q4 2025 and has held it in 4 quarters since. 606 funds tracked by Wall St. Rank hold ENTG as of Q3 2026.

  • Rossby Financial held 153 shares of Entegris worth $23.6K as of Q3 2026.
  • Rossby Financial bought 38 Entegris shares in Q3 2026, an estimated $5.35K.
  • Entegris made up ﹤0.01% of Rossby Financial's portfolio in Q3 2026, its #1195 holding.
  • Rossby Financial first reported a position in Entegris in Q4 2025 and has held it in 4 quarters since.
  • 606 funds tracked by Wall St. Rank held Entegris as of Q3 2026.

Based on Rossby Financial's 13F filing for Q3 2026, filed 5 Nov 2026.