United States · Investor

Bill Ackman

Last cheque observed Oct 2026; 6 cheques on record.

Email

Deploying nowAngel

GrowthSeedSeries A

Deploying now
100%of best year3cheques in 12 months, 6 on record
Since the last cheque7days00hrs00min00sec
Median round$180MRounds led0 of 6Mostly inUnited States, 83%
Pitch Bill Ackman

Bill Ackman highlights

  1. 01

    3 cheques in the last 12 months

  2. 02

    Mostly Growth and Seed: 33% of its rounds

What they do

Type
Angel (from a list, unverified)
Cheque size
Not stated
Based in
United States
Cold pitches
Not stated

The record

Every round we can evidence, newest first6 appearances

  1. 2026

    3 rounds

  2. Oct
    Two DeltaSeed · IL · Google News searchUndisclosedWith 1 other
  3. Oct
    Endeavor CatalystGrowth · US · Firms' own news pages$320MWith 2 others
  4. Jan
    OuttakeSeries B · US · TechCrunch$40MWith 11 others
  5. 2015

    2 rounds

  6. Sept
    Rubicon GlobalVenture · US$50MWith 11 others
  7. Apr
    Relationship ScienceSeries D · US$31MWith 20 others
  8. 2014

    1 round

  9. Mar
    NitrousSeries A · US$6.7MWith 7 others

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

The team

We hold 1 person at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

Who they invest alongside

The investors most often in the same rounds as Bill Ackman. A count of rooms they were both in, not a relationship either has claimed.

Henry R KravisInvestment firm2rounds together

Recently backed

The latest companies Bill Ackman put money into.

Endeavor Catalyst$320M · Oct 2026Outtake$40M · Jan 2026

On podcasts

6 episodes naming Bill Ackman in the title, and 4 more that mention it.

Mentioned in

Quick answers about Bill Ackman

What does Bill Ackman invest in?

Bill Ackman invests most often at Growth and Seed (33% of the rounds on record).

How active is Bill Ackman?

6 investments on record, 3 of them in the last 12 months. The most recent was in Oct 2026.

What has Bill Ackman invested in recently?

Its most recent investments on record: Two Delta (Seed, Oct 2026), Endeavor Catalyst (Growth, Oct 2026) and Outtake (Series B, Jan 2026).

How big are Bill Ackman's cheques?

The median round it joins is $180M.

Does Bill Ackman lead rounds?

Rarely, if at all: none of its 6 investments on record names it as the lead.

Where does Bill Ackman invest?

Most of the companies it backs are in the United States (83%) and Israel (17%).

Is Bill Ackman investing now?

Yes: it is actively investing, with 3 investments in the last 12 months.

Who does Bill Ackman invest alongside?

Most often Henry R Kravis (2 rounds together).

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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it