Lightspeed M1-B, LLC

Feeder or parallelmanaged by Lightspeed Venture Partners· Delaware
Reported gross assets
$79.2M
Form ADV, Sep 14, 2026
UnknownFundraising status unknownADV: Venture Capital FundFeeder or parallel vehicle

A feeder, parallel or offshore vehicle of a main fund; its assets may overlap the main fund's.

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.

Nothing material in the last 365 days. Last change: 27 Jun 2024, Latest Form D filed on 27 Jun 2024: no amount sold reported. A Form D amount is what was sold at the filing, never a final close.

Drawing the relationship network…

Amounts, each with its basis

Vintage
unknownno dated first sale or first report yet
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
indefinitewhat may be sold, not what was raised; file 021-517190, sworn by the adviser or filed under this vehicle
Form D sold
$0as of the filing of Jun 27, 2024
First sale
unknown
Reported GAV
$79.2Mon the Form ADV filed Sep 14, 2026; the fund's assets, never its size or dry powder
Owners (ADV)
8
Reported on ADV
Sep 14, 2026 to Sep 14, 2026

Fundraising evidence

Unknown
latest Form D 2024-06-27, older than 15 months (fr-1)
evidence dated Jun 27, 2024.

Lifecycle

Unknown
no vintage and no recent Form D
first sale: n/avintage year: n/aadv gav as of: Sep 14, 2026vintage basis: n/aform d sold: $0form d offering: n/aform d latest filed at: Jun 27, 2024

The fund's own reporting through time

2 Form ADV filings
FiledTypeGross asset value OwnersMin. investmentAdviser-ownedAudit
May 6, 2026Venture Capital Fund$79.2M
80%
Sep 14, 2026$79.2M
80%

Principals and agents

5 principals on Form D, 0 placement agents

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

0 relationships, public pensions and the allocator graph, each counted once
No allocator names this vehicle in a public disclosure DFX holds: pension reports, foundation 990-PF returns or endowment disclosures.

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

2 events
  1. May 6, 2026
    Lightspeed M1-B, LLC first reported on Form ADV by Lightspeed Venture Partners (Venture Capital Fund), GAV $79,218,941
    Fund first reported on Form ADV Inference Form ADV
  2. Jun 27, 2024
    Lightspeed M1-B, LLC filed Form D: no sales yet (indefinite offering), Venture Capital Fund
    Form D filed Fact Form D

Evidence

16 observations
Every observation on this vehicle
  • Adv pdf fund: 79,218,941 Sep 14, 2026 Fact Form ADV
  • Entity type: Limited Liability Company Jun 27, 2024 Fact Form D
  • Form D fund type: Venture Capital Fund Jun 27, 2024 Fact Form D
  • Form D industry group: Pooled Investment Fund Jun 27, 2024 Fact Form D
  • Amendment: false Jun 27, 2024 Fact Form D
  • Revenue range (Form D): Decline to Disclose Jun 27, 2024 Fact Form D
  • Incorporated: withinFiveYears Jun 27, 2024 Fact Form D
  • Jurisdiction: Delaware Jun 27, 2024 Fact Form D
  • Amount sold (Form D): $0 Jun 27, 2024 Fact Form D
  • Exemptions: 06b, 3C, 3C.7 Jun 27, 2024 Fact Form D
  • Indefinite offering: true Jun 27, 2024 Fact Form D
  • Investors (Form D): 0 Jun 27, 2024 Fact Form D
  • Minimum investment (Form D): 0 Jun 27, 2024 Fact Form D
  • Securities offered: Equity, pooled Jun 27, 2024 Fact Form D
  • Office address: Jun 27, 2024 Fact Form D
  • Year of incorporation: 2024 Jun 27, 2024 Fact Form D

Relationships across DFX

on 1 other DFX graph
Across the graphs

Lightspeed M1-B, LLC is the same institution as 1 record in RIA and Wealth.

RIA and Wealth1

The joined record opens with the product, beside every other relationship on this page.

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Record history

2 dated events on the change ledger, latest event first
  • Fund first reported on ADV
    2026-05-06source on record
  • Form D filed
    2024-06-27source 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.