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Pfizer.

American multinational pharmaceutical and biotechnology corporation

Seen in 1,211 reportsLast reported Saturday

Reports this week
9
Active events
5
Connections
785

What's happening

Reports per dayLast 90 days
90 days agoDrag either end to show only events that began in that periodToday

Earlier this month

One to three months ago

What's reaching Pfizer

Events traced to Pfizer, step by step, newest first
See all 25 explainers

Explainers that pass through Pfizer

Pfizer is a step on the way to someone else

Around Pfizer this week

News at the entities that move Pfizer most

Connections

The 40 strongest of 785, analyzed from the reporting. The bars show how strongly a change on one side reaches the other.
Show all 40 connections
  • David Denton Structural

    David Denton served as the Chief Financial Officer of Pfizer during the observed period.

    Some supportJun 28
  • Cecile Structural

    Cecile has been appointed the Interim Chief Financial Officer of Pfizer.

    Some supportJun 18
  • Bristol-Myers Squibb Operational

    Pfizer and Bristol-Myers Squibb maintain a dual relationship of active market competition and formal product collaboration, notably for Eliquis.

    Well supportedOct 23
  • Amgen Operational

    Pfizer and Amgen are major pharmaceutical competitors actively vying for market share in specialized therapeutic areas, including GLP-1 drugs and biosimilars.

    Well supportedOct 11
  • Novartis Transactional

    Novartis acquired Pfizer's Minipress brand and trademarks in India.

    Well supportedSep 9
  • Pfizer and Arvinas maintain a formal partnership to co-develop and submit vepdegestrant for breast cancer treatment.

    SpeculativeAug 23
  • AstraZeneca Operational

    Pfizer and AstraZeneca are active competitors in major biopharma markets, including oncology and functional dyspepsia.

    Well supportedSep 14
  • Mylan Structural

    Mylan was absorbed into the corporate structure stemming from Pfizer's Upjohn division, leading to the formation of Viatris.

    Some supportAug 6
  • Medicare Structural

    Pfizer's market access and revenue are structurally dependent on Medicare's drug negotiation and coverage policies.

    Well supportedSep 17
  • Merck Operational

    Pfizer and Merck are major pharmaceutical companies that actively compete across various drug markets and financial metrics.

    Well supportedOct 23
  • Eurocontrol Transactional

    Pfizer initiated proceedings to freeze Eurocontrol's operational funds to recover outstanding debt.

    Some supportJul 29
  • Hoffmann-La Roche Operational

    Pfizer and Hoffmann-La Roche are key competitors in specialized pharmaceutical markets, including Danon Disease and GLP-1 drug development.

    Well supportedOct 15
  • AbbVie Operational

    AbbVie and Pfizer are direct competitors in the pharmaceutical market, vying for market share, investment capital, and dominance in specific therapeutic areas.

    Well supportedOct 23
  • Donald Trump Structural

    Pfizer's operations and pricing are structurally dependent on regulatory mandates and negotiated agreements imposed by the Trump administration.

    Well supportedOct 17
  • Gensler Transactional

    Gensler is contracted to lead the conversion project for Pfizer's building.

    Well supportedJul 7
  • Johnson & Johnson Operational

    Pfizer and Johnson & Johnson are major pharmaceutical competitors operating in shared markets, facing common industry pressures and competing for investment capital.

    Well supportedOct 14
  • Dave Structural

    Dave held executive and operational roles, including CFO, within Pfizer.

    Some supportSep 28
  • Morgan Stanley Operational

    Morgan Stanley actively tracks, rates, and invests in Pfizer stock, co-managing sales and increasing its stake in the company.

    Well supportedSep 17
  • Sweden Structural

    Pfizer's oncology research and franchise operations are structurally dependent on Sweden's Ibrance registry data and are subject to Swedish regulatory actions.

    Well supportedOct 29
  • Wyeth Structural

    Pfizer acquired Wyeth in 2009, and Wyeth operates as a dependent subsidiary within the larger corporate structure.

    Some supportJun 30
  • Pfizer acquired Arena Pharmaceuticals, establishing a parent-subsidiary relationship.

    Some supportAug 18
  • European Commission Structural

    Pfizer's market operations are structurally dependent on the European Commission granting formal regulatory authorizations and negotiating procurement.

    Well supportedOct 29
  • King Pharmaceuticals Structural

    King Pharmaceuticals operates as a dependent subsidiary of Pfizer.

    Some supportJul 27
  • Ligand Pharmaceuticals and Pfizer maintain ongoing partnerships for drug development and supply.

    Some supportSep 19
  • A is a critical customer of B, establishing a functional dependency on B's product supply and operational stability.

    Some supportAug 15
  • Viking Therapeutics Operational

    The companies are active competitors in the pharmaceutical market, with Pfizer's market shifts creating strategic interest in Viking Therapeutics.

    SpeculativeSep 5
  • Michael Law Structural

    Michael Law held a functional role on the media team of Pfizer.

    Some supportJun 18
  • Tô Lâm Operational

    Tô Lâm and Pfizer engage in active cooperation regarding vaccine production and national health priorities.

    Some supportSep 23
  • Merck KGaA Operational

    The companies actively compete in various therapeutic markets, collaborate on specific product approvals, and have engaged in corporate transactions.

    Some supportAug 6
  • EMA formally validated Pfizer's vaccine application, initiating the assessment process.

    Well supportedSep 8
  • RBC Capital Markets Operational

    RBC Capital Markets actively advises and co-manages financial activities for Pfizer, including rating upgrades and asset sales.

    Some supportJun 12
  • Cecile Structural

    Cecile holds a senior finance role, including SVP of Finance, within the organizational structure of Pfizer.

    Some supportJun 22

History

Events by the month they began

October 2026

33 events

September 2026

12 events
Show 3 earlier months