Held by 2 specialist biotech funds
Specialists adding · Low short pressure2 specialist funds hold unlock with free trial in BNTX with a Phase 2 in 30 days for DB-1303/BNT323 (HER2-positive Advanced Solid Tumor)
+39 more upcoming catalysts
Signal Note: Baker Bros. Initiates Large Position in BioNTech (BNTX)
**Note: The reported position value of ~$35.1B appears to be a data error — 368,923 shares at recent BNTX prices (~$95-105) would be worth approximately $35-39M, not $35B.
4 quarters
May 15, 2025
$10.8M
2 funds
Aug 14, 2025
$39.3M
1 fund
Nov 14, 2025
$36.4M
1 fund
Feb 17, 2026
$35.1M
1 fund
+227% total institutional value over 4 quarters
Short Shares
3.54M
Change
-25.0%
Days to Cover
2.3
% of Float
5.3%
Settlement
Mar 13, 2026
Signal Note: Baker Bros. Initiates Large Position in BioNTech (BNTX)
Note: The reported position value of ~$35.1B appears to be a data error — 368,923 shares at recent BNTX prices (~$95-105) would be worth approximately $35-39M, not $35B. Analysis proceeds on the corrected ~$35M figure.
Baker Bros. opening a new position in BNTX is notable given their historically concentrated, conviction-driven approach focused on clinical-stage catalysts. BioNTech's pipeline inflection points center on its oncology portfolio — particularly BNT327 (PD-L1×VEGF bispecific) generating competitive data across NSCLC and TNBC with multiple Phase 3 readouts expected through 2025-2026, and its individualized neoantigen m
+ 6more — see how much conviction went in
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