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Pfizer Inc

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13F filer, CIK 78003, New York, NY

Pfizer Inc reported $576,193,012 across 21 holdings for the quarter ended 2025-06-30, in a 13F-HR filed 2025-08-11. Its ten largest share positions make up 96.54% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000078003-25-000142

Period
2025-06-30
Reported value
$576M
Holdings
21
Top 10 weight
96.54%
New
1
Sold out
1

Largest buys vs the previous quarter

SecurityShares changeApprox. value
BOLTnew+31,305$181K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
NEXTCURE INCreduced-1,734,117-$9.57M
BOLT BIOTHERAPEUTICS INCexited-626,109-$250K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q2 2025

Share positions as resolved from 13F-HR 0000078003-25-000142, largest first. % of portfolio is the value over $576,193,012, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
BNTXBIONTECH SEQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 3,658,361 shares; 2025Q1: 3,658,361 shares; 2025Q2: 3,658,361 shares 3,658,361$390M67.6%0Timeline
ORICORIC PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 5,376,344 shares; 2025Q1: 5,376,344 shares; 2025Q2: 5,376,344 shares 5,376,344$54.6M9.47%0Timeline
ARVNARVINAS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 3,457,815 shares; 2025Q1: 3,457,815 shares; 2025Q2: 3,457,815 shares 3,457,815$25.4M4.42%0Timeline
ALLOALLOGENE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 22,032,040 shares; 2025Q1: 22,032,040 shares; 2025Q2: 22,032,040 shares 22,032,040$24.9M4.32%0Timeline
Tourmaline Bio IncTourmaline Bio IncQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 1,272,214 shares; 2025Q1: 1,272,214 shares; 2025Q2: 1,272,214 shares 1,272,214$20.3M3.53%0
WVEWAVE LIFE SCIENCES LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 1,875,000 shares; 2025Q1: 1,875,000 shares; 2025Q2: 1,875,000 shares 1,875,000$12.2M2.12%0Timeline
PYXSPYXIS ONCOLOGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 7,032,770 shares; 2025Q1: 7,032,770 shares; 2025Q2: 7,032,770 shares 7,032,770$7.74M1.34%0Timeline
CRDFCARDIFF ONCOLOGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 2,411,575 shares; 2025Q1: 2,411,575 shares; 2025Q2: 2,411,575 shares 2,411,575$7.6M1.32%0Timeline
BHVNBIOHAVEN LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 505,645 shares; 2025Q1: 505,645 shares; 2025Q2: 505,645 shares 505,645$7.13M1.24%0Timeline
SPROSPERO THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 2,362,348 shares; 2025Q1: 2,362,348 shares; 2025Q2: 2,362,348 shares 2,362,348$6.85M1.19%0Timeline
CRBUCARIBOU BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 4,690,431 shares; 2025Q1: 4,690,431 shares; 2025Q2: 4,690,431 shares 4,690,431$5.91M1.03%0Timeline
CELCCELCUITY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 349,406 shares; 2025Q1: 349,406 shares; 2025Q2: 349,406 shares 349,406$4.66M0.81%0Timeline
ZURAZURA BIO LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 2,970,022 shares; 2025Q1: 2,970,022 shares; 2025Q2: 2,970,022 shares 2,970,022$3.12M0.54%0Timeline
ESSA PHARMA INCESSA PHARMA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 1,675,000 shares; 2025Q1: 1,675,000 shares; 2025Q2: 1,675,000 shares 1,675,000$2.85M0.49%0
ZNTLZENTALIS PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 953,834 shares; 2025Q1: 953,834 shares; 2025Q2: 953,834 shares 953,834$1.11M0.19%0Timeline
NEXTCURE INCNEXTCURE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 1,458,550 shares; 2025Q1: 1,891,763 shares; 2025Q2: 157,646 shares 157,646$870K0.15%-1,734,117
ANTXAN2 THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 715,295 shares; 2025Q1: 715,295 shares; 2025Q2: 715,295 shares 715,295$758K0.13%0Timeline
QTTBQ32 BIO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 277,777 shares; 2025Q1: 277,777 shares; 2025Q2: 277,777 shares 277,777$414K0.07%0Timeline
BOLTBOLT BIOTHERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 31,305 shares 31,305$181K0.03%newTimeline
DNAGINKGO BIOWORKS HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 2,928 shares; 2025Q1: 2,928 shares; 2025Q2: 2,928 shares 2,928$32.9K0.01%0Timeline
SENSEONICS HLDGS INCSENSEONICS HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 43,426 shares; 2025Q1: 43,426 shares; 2025Q2: 43,426 shares 43,426$20.7K<0.01%0

Sold out in Q2 2025

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
BOLT BIOTHERAPEUTICS INCBOLT BIOTHERAPEUTICS INC626,109$250Kshares

How Q2 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000078003-25-000142 base2025-08-11acceptance time not in the bulk data set