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Flagship Pioneering

55 Cambridge Parkway Suite 800E, Cambridge, MA, 02142, United States

Overview

Creates and grows first-in-category ventures for health and sustainability.

Founded

2000

Deals ยท 12mo

0

Links

WebsiteLinkedInX (Twitter)

Stage focus

Series B
Series C

Geographic focus

United States

Sector focus

Biotechnology
Business Development
Finance
Health Care
...

Investment portfolio

60rounds
NAMEDATESIZE
Lila Sciences
Oct 2025Participated
$115 MSeries A
Lila Sciences
Sep 2025Participated
$235 MSeries A
Ampersand Biomedicines
Mar 2025Participated
$65 MSeries B
Lila Sciences
Mar 2025Participated
$200 MSeed
Inari
Jan 2025Participated
$144 MOther Equity
Prologue Medicines
May 2024Led
$50 MOther Equity
Inari
Jan 2024Participated
$103 MOther Equity
Quotient Therapeutics
Nov 2023Led
$50 MOther Equity
Harbinger Health
Sep 2023Led
$140 MSeries B
Hoplark
Sep 2023Led
$250 MOther Equity
Indigo
Sep 2023Participated
$250 MOther Equity
Generate Biomedicines
Sep 2023Participated
$273 MSeries C
Lila Sciences
Oct 2025Participated
$115 MSeries A
Lila Sciences
Sep 2025Participated
$235 MSeries A
Ampersand Biomedicines
Mar 2025Participated
$65 MSeries B
Lila Sciences
Mar 2025Participated
$200 MSeed
Inari
Jan 2025Participated
$144 MOther Equity
Prologue Medicines
May 2024Led
$50 MOther Equity
Inari
Jan 2024Participated
$103 MOther Equity
Quotient Therapeutics
Nov 2023Led
$50 MOther Equity
Harbinger Health
Sep 2023Led
$140 MSeries B
Hoplark
Sep 2023Led
$250 MOther Equity
Indigo
Sep 2023Participated
$250 MOther Equity
Generate Biomedicines
Sep 2023Participated
$273 MSeries C
60
Items
...
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Insights

Time horizon

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Deal Distribution

Flagship Pioneering: 60 funding rounds are recorded in the selected participation categories.All available history.
Flagship Pioneering: 60 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Seed01
Series A13
Series B610
Series C+515
Other Equity145

Monthly Deal Activity

Flagship Pioneering: 60 deals are recorded across 153 months.All available history.
Flagship Pioneering: 60 deals are recorded across 153 months. All available history
MonthDeals
Feb '141
Mar '140
Apr '140
May '140
Jun '140
Jul '140
Aug '140
Sep '140
Oct '140
Nov '140
Dec '140
Jan '150
Feb '150
Mar '150
Apr '150
May '150
Jun '150
Jul '150
Aug '150
Sep '150
Oct '150
Nov '150
Dec '150
Jan '160
Feb '160
Mar '160
Apr '160
May '160
Jun '160
Jul '160
Aug '160
Sep '160
Oct '160
Nov '160
Dec '160
Jan '170
Feb '171
Mar '171
Apr '170
May '170
Jun '171
Jul '171
Aug '170
Sep '171
Oct '172
Nov '172
Dec '172
Jan '180
Feb '180
Mar '182
Apr '180
May '180
Jun '181
Jul '180
Aug '181
Sep '183
Oct '180
Nov '180
Dec '180
Jan '190
Feb '190
Mar '190
Apr '190
May '190
Jun '190
Jul '190
Aug '191
Sep '190
Oct '190
Nov '190
Dec '190
Jan '200
Feb '200
Mar '201
Apr '200
May '200
Jun '201
Jul '200
Aug '202
Sep '200
Oct '201
Nov '200
Dec '200
Jan '212
Feb '211
Mar '210
Apr '211
May '212
Jun '211
Jul '211
Aug '211
Sep '211
Oct '210
Nov '211
Dec '211
Jan '220
Feb '220
Mar '221
Apr '221
May '221
Jun '220
Jul '221
Aug '221
Sep '220
Oct '222
Nov '220
Dec '220
Jan '230
Feb '230
Mar '231
Apr '230
May '231
Jun '230
Jul '231
Aug '231
Sep '234
Oct '230
Nov '231
Dec '230
Jan '241
Feb '240
Mar '240
Apr '240
May '241
Jun '240
Jul '240
Aug '240
Sep '240
Oct '240
Nov '240
Dec '240
Jan '251
Feb '250
Mar '252
Apr '250
May '250
Jun '250
Jul '250
Aug '250
Sep '251
Oct '251
Nov '250
Dec '250
Jan '260
Feb '260
Mar '260
Apr '260
May '260
Jun '260
Jul '260
Aug '260
Sep '260
Oct '260

Sector Breakdown

Flagship Pioneering: Health & Life Sciences is the largest displayed sector by deal count (51 deals).All available history.

A deal can appear in multiple sectors, so sector totals may overlap. Capital represents disclosed total round sizes, not fund cheque sizes.

Flagship Pioneering: Health & Life Sciences is the largest displayed sector by deal count (51 deals). All available history
SectorDeals
Health & Life Sciences51
Food & Agriculture15
Clean Energy & Sustainability11
AI & Machine Learning8
Consumer & Lifestyle5
Space & Frontier Tech4
Fintech2
Media & Entertainment2
E-Commerce & Retail2
Real Estate & Construction2
Networks, Cloud & Communication1
Manufacturing1
Transportation & Logistics1

Deal Size Distribution

Flagship Pioneering: 60 rounds have a disclosed size in the displayed size bands.All available history.

Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.

Flagship Pioneering: 60 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M0
$5M-$10M0
$10M-$25M4
$25M-$50M4
$50M-$100M20
$100M-$250M21
$250M-$500M10
$500M-$1B1
$1B+0

Deals By Geography

Flagship Pioneering: United States has the largest recorded deal count among the displayed regions (55 deals).All available history.

Top 3 of 3 regions; European countries are grouped as Europe.

Flagship Pioneering: United States has the largest recorded deal count among the displayed regions (55 deals). All available history
RegionDeals
United States55
Europe3
Australia2
Flagship Pioneering: 20 co-investors are shown, with Alaska Permanent Fund sharing 12 recorded deals.All available history.

Co-Investors

Bubble size = shared deals

Click a bubble to open that fund in a new tab.

Shows up to 20 co-investors ranked by shared deals. Deals may be shared with multiple funds, so rows overlap. Capital is total round size, not fund cheque size.

Flagship Pioneering: 20 co-investors are shown, with Alaska Permanent Fund sharing 12 recorded deals. All available history
Co-investorShared deals
Alaska Permanent Fund12
Alexandria Venture Investments11
Altitude Life Science Ventures8
State of Michigan Retirement System8
ARCH Venture Partners7
Invus7
Abu Dhabi Investment Authority6
Baillie Gifford6
T. Rowe Price Associates6
Canada Pension Plan Investment Board5
Hanwha Impact5
Investment Corporation of Dubai5
Partners Investment5
Pictet Alternative Advisors5
Fidelity Management & Research Company4
Longevity Vision Fund4
March Capital4
NGS Super4
Polaris Partners4
BlackRock3

Investment Strategy

Flagship Pioneering: Led accounts for 43% and participating for 57% of round participation.All available history.
Flagship Pioneering: Led accounts for 43% and participating for 57% of round participation. All available history
CategoryDeals (count)Share (%)
Led2643%
Participating3457%
Flagship Pioneering: Single-lead accounts for 85% and co-led for 15% of lead dynamics.All available history.
Flagship Pioneering: Single-lead accounts for 85% and co-led for 15% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead2285%
Co-led415%

Team

Bill Johnson

Vice President of Finance

Chuck Carelli

CFO

Ed Kania

Co-Founder, Chairman Emeritus, and Partner Emeritus

Harry Wilcox

General Partner

Noubar Afeyan

Founder & CEO

Roger Pomerantz

Senior Partner

Stephane Bancel

Senior Partner

Theo Proukou

Chief HR Officer and Executive Partner

Thomas de Vlaam

Co-Founder FL86