DOSSIER · 13F-HR · Q1 2026

PFIZER INC

$239M in tracked AUM across 21 positions as of Q1 2026.

PI
CIK 0000078003 · last filed Mar 31, 2026
Total AUM
$239M
as of Q1 2026
Holdings
21
positions
Whale Score
67
67
tracked
Activity
no data
changes this Q
AI Analysis · Q1 2026
Comprehensive Analysis of Pfizer Inc. SEC 13F Filing (Q3 2025)
Portfolio Overview

The filing for Pfizer Inc. reveals a specialized investment portfolio totaling approximately $381.04 million as of September 30, 2025. This represents a significant contraction in portfolio value, decreasing by 33.9% from the previous quarter's $576.19 million. The portfolio is highly concentrated, containing only 15 holdings, which indicates a strategy focused on high-conviction investments rathe...

The drastic reduction in total portfolio value—nearly $195 million—is driven almost entirely by asset allocation decisions (specifically the reduction of a major holding) and the exit from several positions, rather than purely market depreciation. This suggests an active liquidity management strategy or a shift in capital deployment priorities for the parent company.

Key Holdings

The portfolio is dominated by a few large positions, creating a top-heavy structure.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
ORIC
ORIC PHARMACEUTICALS INC
$58M4.8M24.1%
02
ALLO
ALLOGENE THERAPEUTICS INC
$50M22.0M20.9%
03
ARVN
ARVINAS INC
$35M3.5M14.6%
04
CELC
CELCUITY INC
$31M296K13.1%
05
G9TY5A101
ZURA BIO LTD
$17M2.8M7.1%
06
Y95308105
WAVE LIFE SCIENCES LTD
$12M1.9M5.0%
07
PYXS
PYXIS ONCOLOGY INC
$9M7.0M3.9%
08
CRBU
CARIBOU BIOSCIENCES INC
$8M4.7M3.5%
09
SPRO
SPERO THERAPEUTICS INC
$6M2.4M2.3%
10
G1110E107
BIOHAVEN LTD
$4M506K1.8%

Filing history

2026Q1Mar 31
$239M 1.0%
21 positionsView →
2025Q4Dec 31
$236M 37.9%
21 positionsView →
2025Q3Sep 30
$381M 33.9%
15 positionsView →
2025Q2Jun 30
$576M 15.0%
24 positionsLocked
2025Q1Mar 31
$501M 80.7%
24 positionsLocked
2024Q4Dec 31
$2.6B
26 positionsLocked