Third Rock Ventures III, L.P.

Fundmanaged by Third Rock Ventures, LLC.· Delaware
Vintage
2013
Form D sold
$500M
Reported gross assets
$41.8M
Form ADV, Mar 19, 2026
HarvestClosed to new capitalADV: Venture Capital Fund
More
As of · the latest observation of this vehicle; each figure below carries its own filing date

2 additional principals

Every relationship, signal and contact on this record, with the source on each.

Includes 3 days of DFX Intelligence. Then $199/month unless canceled.

What matters now

  1. +24%
    reported GAV

    Reported gross assets rose from $33.7M to $41.8M between the Form ADV filings of 26 Mar 2024 and 19 Mar 2026.

    The fund's assets as the adviser swears them, never its size or dry powder.

    Derivedtwo Form ADV Schedule D filingsFor LPs, secondaries buyersReporting →
Drawing the relationship network…

Amounts, each with its basis

Vintage
2013basis: form d first sale
Target
unknownnot announced
First close
unknownnever inferred from a Form D
Final close
unknownonly from an announcement or an LP disclosure
Announced size
unknown
Form D offering
$500Mwhat may be sold, not what was raised; file 021-193854, sworn by the adviser or filed under this vehicle
Form D sold
$500Mas of the filing of Mar 25, 2013, 58 investors
First sale
Mar 15, 2013
Reported GAV
$41.8Mon the Form ADV filed Mar 19, 2026; the fund's assets, never its size or dry powder
Owners (ADV)
62
Reported on ADV
Mar 27, 2013 to Mar 19, 2026

Fundraising evidence

Closed to new capital
Form D filed or amended 2013-03-25: the stated $500.0M offering reported fully sold (fr-1)
evidence dated Mar 25, 2013.

Lifecycle

Harvest
vintage over 7 years, still reported
age years: 13first sale: Mar 15, 2013vintage year: 2013adv gav as of: Mar 19, 2026vintage basis: Form d first saleform d sold: $500Mform d offering: $500Mform d latest filed at: Mar 25, 2013

The fund's own reporting through time

13 Form ADV filings
FiledTypeGross asset value OwnersMin. investmentAdviser-ownedAudit
Mar 27, 2013Venture Capital Fund$516M
55$5.0M3%yes
Mar 25, 2014Venture Capital Fund$505M
60$5.0M3%yes
Mar 25, 2015Venture Capital Fund$505M
60$5.0M3%yes
Mar 23, 2016Venture Capital Fund$773M
60$5.0M3%yes
Mar 23, 2017Venture Capital Fund$782M
60$150,0003%yes
Mar 20, 2018Venture Capital Fund$863M
60$150,0003%yes
Mar 19, 2019Venture Capital Fund$692M
60$150,0003%yes
Mar 27, 2020Venture Capital Fund$657M
60$150,0003%yes
Mar 31, 2021Venture Capital Fund$1.3B
59$150,0003%yes
Mar 31, 2022Venture Capital Fund$484M
60$150,0003%yes
Mar 29, 2023Venture Capital Fund$171M
60$150,0003%yes
Mar 26, 2024Venture Capital Fund$33.7M
60$150,0003%yes
Mar 19, 2026Venture Capital Fund$41.8M
62$107,6003%

Principals and agents

5 principals on Form D, 0 placement agents
  • TRV GP III, LLC Director
  • Robert Tepper Executive Officer
  • Third Rock Ventures GP III, L.P. Director

Service providers

3 named on Form ADV Schedule D and Form D

Limited partners and their reported performance

0 public LP reports
No public LP has reported this vehicle. The LP tape is read from public pension disclosures (see Limited partners); a fund appears here only when an LP’s report names it.

Known LPs and allocators

1 relationship, public pensions and the allocator graph, each counted once
AllocatorTypeAmountDateSource
The Grantham Foundation for the Protection of the EnvironmentFOUNDATION$238,124
fair value on the foundation's return
reported as of Dec 31, 2024Fact IRS Form 990 / 990-PF e-file returns

Investments attributed to this vehicle

0
No investment attributed to this vehicle. The firm’s investments sit on the firm; a fund gets one only when a source names the vehicle.

Timeline

3 events
  1. Mar 23, 2017
    Auditor changed: MAYER HOFFMAN MCCANN P.C. replaced EY, first reported on the Form ADV filed March 23, 2017 (previous filing March 23, 2016)
    Auditor changed Fact Form ADV
  2. Mar 27, 2013
    Third Rock Ventures III, L.P. first reported on Form ADV by Third Rock Ventures, LLC. (Venture Capital Fund), GAV $515,630,000
    Fund first reported on Form ADV Fact Form ADV
  3. Mar 25, 2013
    Third Rock Ventures III, L.P. filed Form D: $500,000,000 sold of $500,000,000, Venture Capital Fund
    Form D filed Fact Form D

Evidence

16 observations
Every observation on this vehicle
  • Entity type: Limited Partnership Mar 25, 2013 Fact Form D
  • Form D fund type: Venture Capital Fund Mar 25, 2013 Fact Form D
  • Form D industry group: Pooled Investment Fund Mar 25, 2013 Fact Form D
  • Amendment: false Mar 25, 2013 Fact Form D
  • Revenue range (Form D): Decline to Disclose Mar 25, 2013 Fact Form D
  • Incorporated: withinFiveYears Mar 25, 2013 Fact Form D
  • Jurisdiction: Delaware Mar 25, 2013 Fact Form D
  • Amount sold (Form D): $500M Mar 25, 2013 Fact Form D
  • Offering amount (Form D): $500M Mar 25, 2013 Fact Form D
  • Exemptions: 06, 3C, 3C.7 Mar 25, 2013 Fact Form D
  • First sale: 2013-03-15 Mar 25, 2013 Fact Form D
  • Investors (Form D): 58 Mar 25, 2013 Fact Form D
  • Minimum investment (Form D): 150,000 Mar 25, 2013 Fact Form D
  • Securities offered: pooled Mar 25, 2013 Fact Form D
  • Office address: Mar 25, 2013 Fact Form D
  • Year of incorporation: 2013 Mar 25, 2013 Fact Form D

Relationships across DFX

on 3 other DFX graphs
Across the graphs

Third Rock Ventures III, L.P. is the same institution as 3 records in Allocators, RIA and Wealth and Family Offices.

Allocators1RIA and Wealth1Family Offices1

DFX found 3 relationships across 3 datasets

Which record it is in each graph, what it is called there, and how the two were matched.

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Record history

2 dated events on the change ledger, latest event first
  • Fund first reported on ADV
    2013-03-27source on record
  • Form D filed
    2013-03-25source on record

The ledger records every merge, rename and reclassification this record went through and the dated filings observed on it, so the identity on this page can be traced to the records it was built from. The ledger's own sentences name other records, so they show with the names.