Pioneer Fund II (US) L.P.

Fundmanaged by Pioneer Fund· Delaware
Reported gross assets
$36.5M
Form ADV, Mar 26, 2026
UnknownFundraising status unknownADV: Venture Capital Fund
More
As of · the latest observation of this vehicle; each figure below carries its own filing date

1 additional principal

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

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What matters now

  1. +27%
    reported GAV

    Reported gross assets rose from $28.7M to $36.5M between the Form ADV filings of 28 Mar 2024 and 26 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
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 021-377332, sworn by the adviser or filed under this vehicle
Form D sold
$0as of the filing of Oct 7, 2020
First sale
unknown
Reported GAV
$36.5Mon the Form ADV filed Mar 26, 2026; the fund's assets, never its size or dry powder
Owners (ADV)
164
Reported on ADV
Mar 31, 2021 to Mar 26, 2026
Fundraising evidence
Unknown
latest Form D 2020-10-07, older than 15 months (fr-1)
evidence dated Oct 7, 2020.
Lifecycle
Unknown
no vintage and no recent Form D
first sale: n/avintage year: n/aadv gav as of: Mar 26, 2026vintage basis: n/aform d sold: $0form d offering: n/aform d latest filed at: Oct 7, 2020
The fund's own reporting through time
5 Form ADV filings
FiledTypeGross asset value OwnersMin. investmentAdviser-ownedAudit
Mar 31, 2021Venture Capital Fund$9.3M
31$200,0003%no
Mar 31, 2022Venture Capital Fund$24.5M
159$200,0001%yes
Mar 31, 2023Venture Capital Fund$30.7M
68$200,0001%yes
Mar 28, 2024Venture Capital Fund$28.7M
68$200,0001%no
Mar 26, 2026Venture Capital Fund$36.5M
164$15,0003%
Principals and agents
4 principals on Form D, 0 placement agents
  • LP Pioneer Fund II GP, Executive Officer
  • . Pioneer Fund II Management Corp. Executive Officer
  • TIM Suzman Executive Officer
Service providers
2 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
4 events
  1. Aug 15, 2025
    Auditor changed: MNP LLP replaced WEAVER AND TIDWELL, L.L.P., first reported on the Form ADV filed August 15, 2025 (previous filing March 31, 2025)
    Auditor changed Fact Form ADV
  2. Mar 31, 2022
    Administrator changed: Carta replaced ADURO ADVISORS, LLC, first reported on the Form ADV filed March 31, 2022 (previous filing March 31, 2021)
    Administrator changed Fact Form ADV
  3. Mar 31, 2021
    Pioneer Fund II (US) L.P. first reported on Form ADV by Pioneer Fund (Venture Capital Fund), GAV $9,302,100
    Fund first reported on Form ADV Fact Form ADV
  4. Oct 7, 2020
    Pioneer Fund II (US) L.P. filed Form D: no sales yet (indefinite offering), Venture Capital Fund
    Form D filed Fact Form D
Evidence
15 observations
Every observation on this vehicle
  • Entity type: Limited Partnership Oct 7, 2020 Fact Form D
  • Form D fund type: Venture Capital Fund Oct 7, 2020 Fact Form D
  • Form D industry group: Pooled Investment Fund Oct 7, 2020 Fact Form D
  • Amendment: false Oct 7, 2020 Fact Form D
  • Revenue range (Form D): Decline to Disclose Oct 7, 2020 Fact Form D
  • Incorporated: withinFiveYears Oct 7, 2020 Fact Form D
  • Jurisdiction: Delaware Oct 7, 2020 Fact Form D
  • Amount sold (Form D): $0 Oct 7, 2020 Fact Form D
  • Exemptions: 06b, 3C, 3C.1 Oct 7, 2020 Fact Form D
  • Indefinite offering: true Oct 7, 2020 Fact Form D
  • Investors (Form D): 0 Oct 7, 2020 Fact Form D
  • Minimum investment (Form D): 0 Oct 7, 2020 Fact Form D
  • Securities offered: Equity, pooled Oct 7, 2020 Fact Form D
  • Office address: Oct 7, 2020 Fact Form D
  • Year of incorporation: 2020 Oct 7, 2020 Fact Form D

Relationships across DFX

on 1 other DFX graph
Across the graphs

Pioneer Fund II (US) L.P. 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

1 dated event on the change ledger, latest event first
  • Form D filed
    2020-10-07source 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.