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Custom Index Systems’s BioNTech BNTX Stock Holding History

Custom Index Systems’s Portfolio BNTX Stock Details BNTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$257K Buy
2,766
+485
+21% +$45.6K 0.09% 221
2026
Q1 		$203K Buy
+2,281
New +$234K 0.09% 246
2024
Q1 		– Sell
-4,945
Closed -$522K – 254
2023
Q4 		$522K Buy
+4,945
New +$498K 0.32% 68

Other funds holding BNTX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
Flossbach Von Storch
Flossbach Von Storch Cologne, Germany $22.1B AUM 6.81% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Temasek Holdings
Temasek Holdings Singapore $37.3B AUM 12.6% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $289B AUM 60.46% 1-Year Est. Return
LGM
Logos Global Management San Francisco, California $2.32B AUM 536.01% 1-Year Est. Return
GP
GSK plc London $602M AUM

Custom Index Systems's BNTX Position: Q2 2026 in Review

Custom Index Systems increased its BioNTech (BNTX) stake by 21% in Q2 2026, buying an estimated $45.6K and bringing the position to 2,766 shares worth $257K. The position accounts for 0.09% of the portfolio, ranked #221.

Custom Index Systems first reported a position in BNTX in Q4 2023 and has held it in 3 quarters since. The position peaked at $522K in Q4 2023. 283 funds tracked by Wall St. Rank hold BNTX as of Q2 2026.

  • Custom Index Systems held 2,766 shares of BioNTech worth $257K as of Q2 2026.
  • Custom Index Systems bought 485 BioNTech shares in Q2 2026, an estimated $45.6K.
  • BioNTech made up 0.09% of Custom Index Systems's portfolio in Q2 2026, its #221 holding.
  • Custom Index Systems first reported a position in BioNTech in Q4 2023 and has held it in 3 quarters since.
  • Custom Index Systems's BioNTech position peaked at $522K in Q4 2023.
  • 283 funds tracked by Wall St. Rank held BioNTech as of Q2 2026.

Based on Custom Index Systems's 13F filing for Q2 2026, filed 14 Aug 2026.