# Stone Ridge Holdings Group: portfolio, investments and team

> Stone Ridge Holdings Group is a growth equity based in United States. 2 investments on record, 1 in the last 12 months, latest Mar 2026.

Source: https://millionrounds.com/fund/stone-ridge-holdings-group (Millionrounds; every figure on the page links to its filing or article)

United States · [Investor](https://millionrounds.com/investors)

# Stone Ridge Holdings Group

Last cheque observed Mar 2026; 2 cheques on record.

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Growth equity Deploying now

Growth

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Deploying now

**100%** of best year **1** **cheques in 12 months**, 2 on record

Since the last cheque **239** days **00** hrs **00** min **00** sec

Median round **$248M** Rounds led **0 of 2**

Pitch Stone Ridge Holdings Group

## Stone Ridge Holdings Group highlights

- 01 1 cheques in the last 12 months
- 02 Mostly Growth: 100% of its rounds

## What they do

- **Type:** Growth equity (from a list, unverified)
- **Cheque size:** Not stated
- **Based in:** New York City, United States
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **2 appearances**

- **2026** 1 round
- **Mar** **[Ualá](https://millionrounds.com/company/uala)** Growth · AR · A.M.E. Ventures **$195M** With 14 others
- **2024** 1 round
- **Nov** **[Ualá](https://millionrounds.com/company/uala)** Growth · AR · LatamList **$300M** With 14 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

Named by the firm itself, on a filing, its Form ADV or its company registration **5 named**

JT **James Thomas Rothwell** Chief Administrative Officer and Head of Legal i Form ADV

LD **Lauren Decker Macioce** General Counsel / Chief Compliance Officer i Form ADV

PE **Paul Eric Germain** President i Form ADV

RL **Ross L Stevens** Chief Executive Officer i Form ADV

TS **Tomer Seifan** Head of Structured Investments and Chief Financial Officer i Form ADV

We also hold **7** people 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.

## What the register says

From the firm's own filings with the SEC, which it must file accurately by law

**$36B** assets it manages Oct 2026

**Registered** investment adviser full reporting to the SEC

- **Legal name:** Stone Ridge Asset Management LLC
- **SEC number:** CRD 165598

Funds on its Form ADV

**31** private funds, **$11B** in gross assets · filed Jun 2024

Securitised assets **16** Hedge **10** Private equity **5**

- Stone Ridge Opportunities Fund L.P. *Hedge* 166 investors $3.6B
- LOAN Asset Issuer LLC, Series 2020-2 *Securitised assets* 1 investor $803M
- LOAN Asset Issuer LLC, Series 2021 M-1 *Securitised assets* 1 investor $749M
- LOAN Asset Issuer LLC, Series 2021 M-2 *Securitised assets* 2 investors $710M
- LOAN Asset Issuer LLC, Series 2020 M-1 *Securitised assets* 1 investor $682M
- SRRF L.P. *Hedge* 13 investors $505M
- LOAN Asset Issuer LLC, Series 2023 NG-1A *Securitised assets* 9 investors $495M
- LOAN Asset Issuer II LLC, Series 2021-1 *Securitised assets* 3 investors $490M
- LOAN Asset Issuer LLC, Series 2020-1 *Securitised assets* 1 investor $426M
- LOAN Asset Issuer II LLC, Series 2022-1 *Securitised assets* 3 investors $411M

And 21 more on the filing.

## The cheque

Growth

Median round joined **$248M** the round, not its cheque

Led 0 of 2 rounds **0%**

- **Sole investor:** Never alone
- **Last cheque:** Mar 2026

Rounds by stage said on their site

- Growth *2*

Cheques by month Led Joined

Dec 2023 Nov 2026

Often in the room with

- [AlleyCorp](https://millionrounds.com/fund/alleycorp) 2
- [Allianz X](https://millionrounds.com/fund/allianz-x) 2
- [D1 Capital Partners](https://millionrounds.com/fund/d1-capital-partners) 2
- [Goldman Sachs](https://millionrounds.com/fund/goldman-sachs) 2
- [Ribbit Capital](https://millionrounds.com/fund/ribbit-capital) 2
- [Soros Fund Management](https://millionrounds.com/fund/soros-fund-management) 2

**Pitching Stone Ridge Holdings Group?** Put them on your fundraising board with this record on the card, and follow them to hear when they write a new cheque.

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## Who they invest alongside

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

[**AlleyCorp** Venture studio **2** rounds together](https://millionrounds.com/fund/alleycorp)[**Allianz X** Corporate VC **2** rounds together](https://millionrounds.com/fund/allianz-x)[**D1 Capital Partners** Hedge fund **2** rounds together](https://millionrounds.com/fund/d1-capital-partners)[**Goldman Sachs** Private equity **2** rounds together](https://millionrounds.com/fund/goldman-sachs)[**Ribbit Capital** VC firm **2** rounds together](https://millionrounds.com/fund/ribbit-capital)[**Soros Fund Management** Family office **2** rounds together](https://millionrounds.com/fund/soros-fund-management)[**Tengxun Touzi** VC firm **2** rounds together](https://millionrounds.com/fund/tengxun-touzi)

## Recently backed

The latest companies Stone Ridge Holdings Group put money into.

[**Ualá** $195M · Mar 2026](https://millionrounds.com/company/uala)

## Quick answers about Stone Ridge Holdings Group

### What does Stone Ridge Holdings Group invest in?

Stone Ridge Holdings Group invests most often at Growth (100% of the rounds on record).

### How active is Stone Ridge Holdings Group?

2 investments on record, 1 of them in the last 12 months. The most recent was in Mar 2026.

### What has Stone Ridge Holdings Group invested in recently?

Its most recent investments on record: Ualá (Growth, Mar 2026).

### How big are Stone Ridge Holdings Group's cheques?

The median round it joins is $248M.

### Is Stone Ridge Holdings Group investing now?

Yes: it is actively investing, with 1 investments in the last 12 months.

### Who does Stone Ridge Holdings Group invest alongside?

Most often AlleyCorp (2 rounds together), Allianz X (2 rounds together) and D1 Capital Partners (2 rounds together).

### What kind of investor is Stone Ridge Holdings Group?

Stone Ridge Holdings Group is a growth equity firm based in New York City, United States.

### How much does Stone Ridge Holdings Group manage?

About $36B, as regulatory assets under management (Oct 2026).

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