# Alex Rosen, Managing Partner at Venrock

> Alex Rosen, Managing Partner at Venrock. 4 investments on record. The rounds they were named in and the filings that name them, each with its source.

Source: https://millionrounds.com/person/alex-rosen (Millionrounds; every figure on the page links to its filing or article)

New York City, US · Partner

# Alex Rosen

Managing Partner at [Venrock](https://millionrounds.com/fund/venrock)

Latest rounds

- **UXPin** Seed · $1.6M Feb 2014
- **Appboy** Series A · $7.6M Nov 2013
- **Indiegogo** Series A · $15M Jun 2012

Backs *Internet* *Art & Design*

Profile summary

- **Rounds named:** 4 last Feb 2014
- **Filings:** 3 with regulators

What this record rests on

- ✓ **Named in rounds** 4 rounds name them
- ✓ **On filings** 3 filings with a regulator
- ✓ **Linked to a firm** At Venrock
- **Claimed** Not claimed yet

Titles come from filings their firm signed.

[Correct or remove](https://millionrounds.com/corrections?person=alex-rosen)[Is this you? Claim it](https://millionrounds.com/claim?person=alex-rosen)

## The firm

[**Venrock** VC firm · US **22** cheques in 12 months **560** all time **3** led deploying](https://millionrounds.com/fund/venrock)

## Rounds they were named in

- **Rounds:** 4
- **Led:** 0
- **Disclosed:** $24.9M
- **Active:** 2011–14

2014

- [UXPin](https://millionrounds.com/company/uxpin) *Seed* **$1.6M** *US* Feb 2014 Joined · +9 investors · historical

2013

- [Appboy](https://millionrounds.com/company/appboy) *Series A* **$7.6M** *US* Nov 2013 Joined · +10 investors · historical

2012

- [Indiegogo](https://millionrounds.com/company/indiegogo) *Series A* **$15M** *US* Jun 2012 Joined · +9 investors · historical

2011

- [Flowdock](https://millionrounds.com/company/flowdock) *Seed* **$650k** *FI* Oct 2011 Joined · +6 investors · historical

By stage

- Seed **2**
- Series A **2**

What they backed

Internet **1** Art & Design **1**

Alongside

- [IDG Ventures USA *4*](https://millionrounds.com/fund/idg-ventures-usa)
- [Gil Penchina *2*](https://millionrounds.com/fund/gil-penchina)
- [IDG Ventures *2*](https://millionrounds.com/fund/idg-ventures)
- [Metamorphic Ventures *2*](https://millionrounds.com/fund/metamorphic-ventures)
- [Accelerator Ventures *1*](https://millionrounds.com/fund/accelerator-ventures)
- [Andreessen Horowitz *1*](https://millionrounds.com/fund/andreessen-horowitz)
- [Bee Partners *1*](https://millionrounds.com/fund/bee-partners)
- [Benjamin Ling *1*](https://millionrounds.com/fund/bling-capital)

Rounds where a report named this person rather than a firm, matched on name: read it as a strong hint, not proof, since people share names.

## Where they are named on record

Filings

- SEC Form D · Hedge fund **[Spruce](https://millionrounds.com/fund/spruce)** Principal of the General Partner of the Issuer on 4 filings · since 2024
- SEC Form D · Company raising **RayzeBio, Inc.** Director since 2022
- SEC Form D · Company raising **Outlier AI, Inc.** Director on 2 filings · since 2018

Each row is a document a firm filed with a regulator: somebody signed it, and it carries a date.

## Also at Venrock

- [**Ray Rothrock** Investor *13 rounds*](https://millionrounds.com/person/ray-rothrock)
- [**Nick Beim** Partner *3 rounds*](https://millionrounds.com/person/nick-beim)
- [**Bong Koh** Member of Vr Management, LLC *1 round*](https://millionrounds.com/person/bong-koh)
- [**Tom Willerer** Chief Operating Officer *1 round*](https://millionrounds.com/person/tom-willerer)
- [**Alon Bonder** Principal, Corporate Development *0 rounds*](https://millionrounds.com/person/alon-bonder)
- [**Anders Hove** Partner and Founder *0 rounds*](https://millionrounds.com/person/anders-hove)
- [**Anthony Evnin** Partner *0 rounds*](https://millionrounds.com/person/anthony-evnin)
- [**Bob Kocher** Partner *0 rounds*](https://millionrounds.com/person/bob-kocher)

## Find people like Alex

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