# Samsara BioCapital: portfolio, investments and team

> Samsara BioCapital is a vc firm based in United States. 103 investments on record, 28 in the last 12 months, latest Jul 2026.

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

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

# Samsara BioCapital

Last cheque observed Jul 2026; 103 cheques on record.

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Deploying now New fund $310M, Dec 2020 VC firm

Seed Series A Series B Biotech Therapeutics

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Deploying now

**80%** of best year **28** **cheques in 12 months**, 103 on record

Since the last cheque **122** days **00** hrs **00** min **00** sec

Median round **$89M** Cheque size, as they say **$1.0M – $100M** Rounds led **1 of 103** Sole investor **4 rounds** Mostly in **United States, 83%**

Pitch Samsara BioCapital

## Samsara BioCapital highlights

- 01 28 cheques in the last 12 months
- 02 Mostly Series B and Series A: 65% of its rounds
- 03 Sole investor in 4 rounds, median $59M

## What they do

> Investing to create transformative therapeutics for patients. From their own website

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** $1.0M – $100M as they say
- **Stages:** Seed Series A Series B Growth
- **Sectors:** Biotech Therapeutics
- **Based in:** Palo Alto, United States
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **103 appearances**

- **2026** 21 rounds
- **Jul** **[Claris Biotherapeutics](https://millionrounds.com/company/claris-biotherapeutics)** Series B · US **$118M** With 4 others
- **Jul** **[Jasper Therapeutics](https://millionrounds.com/company/jasper-therapeutics)** US **$132M** Sole investor
- **Jul** **[Neurogene](https://millionrounds.com/company/neurogene)** US **$125M** With 4 others
- **Jun** **[Inventiva Pharma](https://millionrounds.com/company/inventiva-pharma)** FR **$120M** With 4 others
- **Jun** **[Jade Biosciences](https://millionrounds.com/company/jade-biosciences)** US **$150M** With 4 others
- **Jun** **[Memento Medicines](https://millionrounds.com/company/memento-medicines)** Series A · GB · Avego Management **$93M** With 4 others
- **Jun** **[Nura Bio](https://millionrounds.com/company/nura-bio)** Series B · US **$74M** With 1 other
- **Jun** **[Mineralys Therapeutics](https://millionrounds.com/company/mineralys-therapeutics)** Debt · US **$500M** With 5 others
- **May** **[Abivax](https://millionrounds.com/company/abivax)** FR **$45M** With 4 others
- **Apr** **[Sidewinder Therapeutics](https://millionrounds.com/company/sidewinder-therapeutics)** Series B · US · Ventureburn **$137M** With 8 others
- **Apr** **[Coultreon Biopharma](https://millionrounds.com/company/coultreon-biopharma)** Series A · BE **$125M** With 2 others
- **Apr** **[Climb Bio](https://millionrounds.com/company/climb-bio)** US **$110M** With 4 others
- **Mar** **[Candid Therapeutics](https://millionrounds.com/company/candid-therapeutics)** Venture · US **$505M** With 5 others
- **Mar** **[Ambrosia Biosciences](https://millionrounds.com/company/ambrosia-biosciences)** Series B · US **$100M** With 3 others
- **Mar** **[Scholar Rock](https://millionrounds.com/company/scholar-rock)** Debt · US **$100M** With 3 others
- **Feb** **[Palvella Therapeutics](https://millionrounds.com/company/palvella-therapeutics)** US **$200M** With 2 others
- **Jan** **[Primmune Therapeutics](https://millionrounds.com/company/primmune-therapeutics)** Series B · US · Bioqube Ventures **$8.6M** With 3 others
- **Jan** **[Alumis](https://millionrounds.com/company/alumis)** US **$345M** With 6 others
- **Jan** **[Primmune Therapeutics](https://millionrounds.com/company/primmune-therapeutics)** Series B · US **$23M** With 1 other
- **Jan** **[Alamar Biosciences](https://millionrounds.com/company/alamar-biosciences)** US **$50M** With 4 others
- **Jan** **[EpiBiologics](https://millionrounds.com/company/epibiologics)** Series B · US · Avego Management **$107M** With 11 others
- **2025** 22 rounds
- **Dec** **[Kalaris Therapeutics](https://millionrounds.com/company/kalaris-therapeutics)** US **$50M** With 3 others
- **Dec** **[Fulcrum Therapeutics](https://millionrounds.com/company/fulcrum-therapeutics)** US **$175M** With 4 others
- **Dec** **[Link Cell Therapies](https://millionrounds.com/company/link-cell-therapies)** Series A · US **$60M** With 2 others
- **Dec** **[Psivant Therapeutics](https://millionrounds.com/company/psivant-therapeutics)** Series A · US **$48M** Sole investor
- **Dec** **[Contineum Therapeutics](https://millionrounds.com/company/contineum-therapeutics)** US **$99M** With 3 others
- **Nov** **[Cypherpunk Technologies](https://millionrounds.com/company/cypherpunk-technologies)** US · Ventureburn **$59M** With 1 other
- **Nov** **[Centessa Pharmaceuticals](https://millionrounds.com/company/centessa-pharmaceuticals)** US **$250M** With 5 others
- **Oct** **[Excellergy](https://millionrounds.com/company/excellergy)** Series A · US **$70M** Sole investor
- **Oct** **[Rani Therapeutics](https://millionrounds.com/company/rani-therapeutics)** US **$60M** With 3 others
- **Sept** **[Pepgen](https://millionrounds.com/company/pepgen)** GB **$115M** With 5 others
- **Sept** **[IO Biotech](https://millionrounds.com/company/io-biotech)** DK **$6.6M** With 3 others
- **Sept** **[Dewpoint Therapeutics](https://millionrounds.com/company/dewpoint-therapeutics)** Series D · US **$59M** With 5 others
- **Sept** **[Enlaza Therapeutics](https://millionrounds.com/company/enlaza-therapeutics)** Venture · US **$15M** With 1 other
- **Aug** **[Prime Medicine](https://millionrounds.com/company/prime-medicine)** US **$5.0M** With 4 others
- **Jul** **[Abivax](https://millionrounds.com/company/abivax)** FR **$748M** With 3 others
- **Jun** **[Spyglass Pharma](https://millionrounds.com/company/spyglass-pharma)** Series D · US · Vensana Capital **$75M** With 3 others
- **Jun** **[Shenandoah Therapeutics](https://millionrounds.com/company/shenandoah-therapeutics)** Seed · US **$20M** With 1 other
- **May** **[Alpheus Medical](https://millionrounds.com/company/alpheus-medical)** Series B · US **$52M** With 2 others
- **May** **[A2 Biotherapeutics](https://millionrounds.com/company/a2-biotherapeutics)** Grant · US **$300K** With 1 other

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 **4 named**

AA **Abrar Ahmed Hussain** General Counsel and Chief Compliance Officer i Form ADV

MP **Michael Philip Dybbs** Managing Member i Filing they signed

MN **Miran Nasruddin Ahmad** Chief Financial Officer i Form ADV

SA **Srinivas Akkaraju** Manager of Samsara Biocapital, LLC i Form ADV

We also hold **31** 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

**$2.2B** assets it manages Oct 2026

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

- **Legal name:** Samsara Biocapital, LLC
- **SEC number:** CRD 288114

Funds on its Form ADV

**3** private funds, **$1.7B** in gross assets · filed Mar 2024

- Samsara BioCapital, L.P. *Venture* 154 investors $1.6B
- SMSR B1, L.P. *Venture* 1 investor $121M
- 565 SPV I, L.P. *Venture* 8 investors $11K

## What they claim to have backed

From their own portfolio page (on their website)

**0** of 1 we have independently watched raise

Investor Portal

Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.

New fund on file

**$310M**

raised in Dec 2020

From its SEC filing, not a journalist: a firm that has just raised has money to deploy.

## The cheque

Seed Series A Series B

Median round joined **$89M** the round, not its cheque Alone, median **$59M**

Led 1 of 103 rounds **1%**

- **Said size:** $1.0M – $100M
- **Sole investor:** 4 rounds
- **Last cheque:** Jul 2026

Rounds by stage said on their site

- Series B said *24*
- Series A said *13*
- Venture *8*
- Series C *6*
- Series D *6*
- Seed said *-*
- Growth said *-*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) 21
- [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) 18
- [Redmile Group](https://millionrounds.com/fund/redmile-group) 17
- [OrbiMed](https://millionrounds.com/fund/orbimed) 14
- [Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) 13
- [Vivo Capital](https://millionrounds.com/fund/vivo-capital) 11

**Pitching Samsara BioCapital?** 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 Samsara BioCapital. A count of rooms they were both in, not a relationship either has claimed.

[**RA Capital Management** Private equity **21** rounds together](https://millionrounds.com/fund/ra-capital-management)[**Janus Henderson Investors** Private equity **18** rounds together](https://millionrounds.com/fund/janus-henderson-investors)[**Redmile Group** VC firm **17** rounds together](https://millionrounds.com/fund/redmile-group)[**OrbiMed** Private equity **14** rounds together](https://millionrounds.com/fund/orbimed)[**Cormorant Asset Management** Private equity **13** rounds together](https://millionrounds.com/fund/cormorant-asset-management)[**Vivo Capital** Private equity **11** rounds together](https://millionrounds.com/fund/vivo-capital)[**Perceptive Advisors** Asset manager **9** rounds together](https://millionrounds.com/fund/perceptive-advisors)[**ARCH Venture Partners** VC firm **7** rounds together](https://millionrounds.com/fund/arch-venture-partners)[**RTW Investments LLC** Growth equity **7** rounds together](https://millionrounds.com/fund/rtw-investments-lp)[**TCG** Private equity **7** rounds together](https://millionrounds.com/fund/tcg)[**TCG Crossover** VC firm **7** rounds together](https://millionrounds.com/fund/tcg-crossover)[**Blue Owl** Asset manager **6** rounds together](https://millionrounds.com/fund/blue-owl)

## Recently backed

The latest companies Samsara BioCapital put money into.

[**Claris Biotherapeutics** $118M · Jul 2026](https://millionrounds.com/company/claris-biotherapeutics)[**Jasper Therapeutics** $132M · Jul 2026](https://millionrounds.com/company/jasper-therapeutics)[**Neurogene** $125M · Jul 2026](https://millionrounds.com/company/neurogene)[**Inventiva Pharma** $120M · Jun 2026](https://millionrounds.com/company/inventiva-pharma)[**Jade Biosciences** $150M · Jun 2026](https://millionrounds.com/company/jade-biosciences)[**Nura Bio** $74M · Jun 2026](https://millionrounds.com/company/nura-bio)

## Quick answers about Samsara BioCapital

### What does Samsara BioCapital invest in?

Samsara BioCapital invests most often at Series B and Series A (65% of the rounds on record), in sectors such as Biotech and Therapeutics.

### How active is Samsara BioCapital?

103 investments on record, 28 of them in the last 12 months, and it led 1. The most recent was in Jul 2026.

### What has Samsara BioCapital invested in recently?

Its most recent investments on record: Claris Biotherapeutics (Series B, Jul 2026), Jasper Therapeutics (Undisclosed round, Jul 2026) and Neurogene (Undisclosed round, Jul 2026).

### How big are Samsara BioCapital's cheques?

The median round it joins is $89M. It says it writes cheques of $1.0M to $100M.

### Does Samsara BioCapital lead rounds?

Sometimes: it led 1 of its 103 investments on record (1%).

### Where does Samsara BioCapital invest?

Most of the companies it backs are in the United States (83%), France (8%) and the United Kingdom (5%).

### Is Samsara BioCapital investing now?

Yes: it is actively investing, with 28 investments in the last 12 months.

### Who does Samsara BioCapital invest alongside?

Most often RA Capital Management (21 rounds together), Janus Henderson Investors (18 rounds together) and Redmile Group (17 rounds together).

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