DFX Intelligence

RIA Intelligence

Registered investment advisers, the advisors registered through them, the capital they report, the private vehicles they run and the people who own them, as a graph with a filing date behind every number. RAUM is what the adviser filed, a move is two registration dates, and a class is a rule you can read.

SEC-registered adviser

Rubicon Technology Management L.L.C.

Asset manager (funds and pooled vehicles)Boulder, ColoradoCRD 169875SEC 801-97338websiteIAPD
Latest filing Mar 19, 2026
First filing on the tape May 19, 2015 · 20 filings
SEC status approved since Jun 3, 2015
RAUM
$4.8B
reported, Item 5.F
Discretionary
100%
of RAUM
Private clients
0.0%
$0 individuals and HNW
Advisors
0
registered through the firm on IAPD
RAUM per advisor
n/a
derived; firm RAUM over IAPD count
Employees
37
29 advisory (5.B.1)
Offices
2
beyond the principal office
Private funds
15
reported on Schedule D
History
20 filings and snapshots on the tape
RAUM$4.8B as of Mar 19, 2026
Mar 4, 2016$361M then
HNW client RAUM: no history
State-registered IARs (5.B.3)0 as of Mar 19, 2026
Mar 4, 20160 then
Employees (5.A)37 as of Mar 19, 2026
Mar 4, 20167 then
Private funds15 as of Mar 19, 2026
Mar 4, 20163 then
RAUM +13% over the last fiscal year+8.4% a year over threeIARs 0 to 0
Practice profile
derived from the filing of Mar 19, 2026; every figure names its basis
RAUM per advisor
unknownderivedRAUM over IAPD advisors; not a book size
Clients per advisor
unknownderivedindividual and HNW clients (5.D) over advisors
Average HNW client
unknownderivedHNW RAUM over HNW clients
Average account
$323MderivedRAUM over accounts (5.F.2.f)
Discretionary
100%derivedof RAUM
Institutional
0.0%derivedpensions, charities, corporations, government, insurance, banks, other advisers
Employees per advisor
unknownderivedItem 5.A over advisors
Advisors per office
unknownderived3 offices incl. principal (1.F.5)
RAUM growth, one year
+13%derivedbetween the last two annual amendments
Advisor growth, one year
unknownderivedItem 5.B.3 between annual amendments
Client growth, one year
unknownderived
Compensation
percentage of assets, performance-basedreportedItem 5.E
Advisory activities
portfolio management for pooled vehiclesreportedItem 5.G
Ownership
no PE, bank or public-company owner found on Schedule Aderived
Advisor book size
not public; not estimatedreported
Also answered yes on Form ADV
  • has discretionary authority over which securities are bought or sold (8.C.1)
  • a related person has custody of client cash (9.B.1.a)
  • a related person has custody of client securities (9.B.1.b)
Where the RAUM sits
Form ADV Item 5.D, latest filing
  • Pooled investment vehicles$4.8B100%
Individual clients
n/areported
HNW clients
n/areported
Pension plan clients
n/areported
Charitable clients
n/areported
Accounts
15reported
Financial planning clients
reported
Wrap fee programs
noreported
Custody of client assets
noreported
Compensation
% of AUM, performancereported
Class basis
private_client_share=0.0 fund_share=1.0 institutional_share=0.0 related_bd=false related_bank=false bd_reps=0.0derived
Advisors registered through the firm
0 on IAPD today, longest tenure first
No representative is registered through this CRD on IAPD.
Advisor movement
Left, latest
none on the tape
    Joined, latest
    none on the tape
      Private funds
      13 reported on Schedule D 7.B.(1)
      FundTypeGross assetsOwnersFirst reported
      Rubicon Technology Partners IV L.P.Private Equity Fund$1.6B194Mar 25, 2022
      Rubicon Technology Partners III LP.Private Equity Fund$1.4B127Mar 30, 2020
      Rubicon Technology Partners II L.P.Private Equity Fund$556M89Mar 31, 2017
      Rubicon Technology Partners L.P.Private Equity Fund$162M56Nov 26, 2013
      Rtp A Holdings LPno longer reportedPrivate Equity Fund$59.2M3Mar 24, 2015
      Rtp F Holdings LPPrivate Equity Fund$55.5M8Mar 24, 2023
      Rtp J Holdings LPPrivate Equity Fund$45.6M11Mar 19, 2024
      Rtp B Holdings LPPrivate Equity Fund$44.7M12Mar 26, 2019
      Rtp G Holdings LPPrivate Equity Fund$33.9M3Mar 24, 2023
      Rtp C Holdings LPPrivate Equity Fund$27.5M2Mar 30, 2020
      Rtp D Holdings LPPrivate Equity Fund$14.2M3Mar 25, 2022
      Rtp H Holdings LPPrivate Equity Fund$9.0M3Mar 19, 2024
      Rtp T Holdings LPno longer reportedPrivate Equity Fund$1.1M13Mar 24, 2015
      Owners and control persons
      Schedule A and B, latest filing
      • Steve Carpenter · Partner, Managing Membercontrol
        since 09/2012 · owns 25% to 50%
      • Lehn Jonathan Franke · Chief Compliance Officer, Chief Financial Officercontrol
        since 03/2020 · owns less than 5%
      • Saito Andrew Gesell · Senior Advisor, Managing Membercontrol
        since 09/2012 · owns less than 5%
      • Charles John Hodge · Partner, Managing Membercontrol
        since 09/2012 · owns 25% to 50%
      • Jason Winsten · Partner, Managing Membercontrol
        since 03/2020 · owns 25% to 50%
      Related persons
      Schedule D 7.A
      • Rubicon Technology Partners Gp L.L.C.
        pooled vehicle sponsory
      • Rubicon Technology Partners II Gp L.L.C.
        pooled vehicle sponsory
      • Rubicon Technology Partners III Gp LLC.
        pooled vehicle sponsory
      • Rubicon Technology Partners IV Gp LLC
        pooled vehicle sponsory
      Offices
      Schedule D 1.F, the 25 largest
      • New Haven, CT4 employees
      • Palo Alto, CA1 employees
      What changed
      consecutive filings, newest first
      • Accounts · 14 to 15
        Mar 18, 2025 to Mar 19, 2026
      • Advisory employees · 25 to 29
        Mar 18, 2025 to Mar 19, 2026
      • Pooled vehicle clients · 14 to 15
        Mar 18, 2025 to Mar 19, 2026
      • Employees · 31 to 37
        Mar 18, 2025 to Mar 19, 2026
      • Private funds · 14 to 15
        Mar 18, 2025 to Mar 19, 2026
      • Discretionary RAUM · $4.3B to $4.8B
        Mar 18, 2025 to Mar 19, 2026
      • Pooled vehicle RAUM · $4.3B to $4.8B
        Mar 18, 2025 to Mar 19, 2026
      • RAUM · $4.3B to $4.8B
        Mar 18, 2025 to Mar 19, 2026
      • Accounts · 11 to 14
        Mar 19, 2024 to Mar 18, 2025
      • Advisory employees · 27 to 25
        Mar 19, 2024 to Mar 18, 2025
      • Pooled vehicle clients · 11 to 14
        Mar 19, 2024 to Mar 18, 2025
      • Employees · 32 to 31
        Mar 19, 2024 to Mar 18, 2025
      • Financial planning clients · unset to
        Mar 19, 2024 to Mar 18, 2025
      • Private funds · 11 to 14
        Mar 19, 2024 to Mar 18, 2025
      • Discretionary RAUM · $4.0B to $4.3B
        Mar 19, 2024 to Mar 18, 2025
      • Pooled vehicle RAUM · $4.0B to $4.3B
        Mar 19, 2024 to Mar 18, 2025
      • RAUM · $4.0B to $4.3B
        Mar 19, 2024 to Mar 18, 2025
      • Accounts · 9 to 11
        Nov 2, 2023 to Mar 19, 2024
      • Advisory employees · 21 to 27
        Nov 2, 2023 to Mar 19, 2024
      • Pooled vehicle clients · 9 to 11
        Nov 2, 2023 to Mar 19, 2024
      • Employees · 24 to 32
        Nov 2, 2023 to Mar 19, 2024
      • Private funds · 9 to 11
        Nov 2, 2023 to Mar 19, 2024
      • Discretionary RAUM · $3.8B to $4.0B
        Nov 2, 2023 to Mar 19, 2024
      • Pooled vehicle RAUM · $3.8B to $4.0B
        Nov 2, 2023 to Mar 19, 2024
      • RAUM · $3.8B to $4.0B
        Nov 2, 2023 to Mar 19, 2024
      • Related adviser · true to false
        Nov 2, 2023 to Mar 19, 2024
      • Other offices · 3 to 2
        Mar 27, 2023 to Nov 2, 2023
      • Accounts · 6 to 9
        Jan 5, 2023 to Mar 24, 2023
      • Pooled vehicle clients · 7 to 9
        Jan 5, 2023 to Mar 24, 2023
      • Private funds · 7 to 9
        Jan 5, 2023 to Mar 24, 2023
      • Discretionary RAUM · $2.6B to $3.8B
        Jan 5, 2023 to Mar 24, 2023
      • Pooled vehicle RAUM · $2.6B to $3.8B
        Jan 5, 2023 to Mar 24, 2023
      • RAUM · $2.6B to $3.8B
        Jan 5, 2023 to Mar 24, 2023
      • Accounts · 5 to 6
        Nov 2, 2021 to Mar 25, 2022
      • Advisory employees · 17 to 21
        Nov 2, 2021 to Mar 25, 2022
      • Pooled vehicle clients · 5 to 7
        Nov 2, 2021 to Mar 25, 2022
      • Employees · 19 to 24
        Nov 2, 2021 to Mar 25, 2022
      • Private funds · 5 to 7
        Nov 2, 2021 to Mar 25, 2022
      • Discretionary RAUM · $2.2B to $2.6B
        Nov 2, 2021 to Mar 25, 2022
      • Pooled vehicle RAUM · $2.2B to $2.6B
        Nov 2, 2021 to Mar 25, 2022
      Signals
      5 dated events
      • Rubicon Technology Management L.L.C. reported RAUM $3.8B, up 46% from $2.6B (2023-01-05 to 2023-03-24)
        Mar 24, 2023 · RAUM change · derived
      • Rubicon Technology Management L.L.C. reported RAUM $2.2B, up 146% from $891.7M (2020-03-30 to 2021-03-27)
        Mar 27, 2021 · RAUM change · derived
      • Jason Winsten (Partner, Managing Member) appeared on Schedule A of Rubicon Technology Management L.L.C.
        Mar 27, 2021 · Control person joined · fact
      • Lehn Jonathan Franke (Chief Compliance Officer, Chief Financial Officer) appeared on Schedule A of Rubicon Technology Management L.L.C.
        Mar 30, 2020 · Control person joined · fact
      • Rubicon Technology Management L.L.C. filed its initial SEC registration (Form ADV)
        May 19, 2015 · First SEC registration · fact
      Across DFX
      shared identifiers only, never a name match
      How to reach
      public business contact points only, each with its source
      Firm profile
      linkedin.com/company/rubicon-technology-partnersreportedpublic record, Form ADV, Sep 17, 2026
      Website
      RUBICONTP.COMreportedpublic record, Form ADV, Sep 17, 2026
      Principal office phone
      (303) 872-6950reportedpublic record, Form ADV, Mar 19, 2026
      Provenance
      Form ADV
      SEC filing data 2011 to 2024 and the monthly roster 2025 onreportedadviserinfo.sec.gov
      Advisors
      IAPD individual compilation feed, dailyreportedadviserinfo.sec.gov
      Class
      Asset manager (funds and pooled vehicles)deriveda rule over Items 5.D and 7.A
      RAUM per advisor
      n/aderivedfirm RAUM over the IAPD count; not a book size
      Loaded
      Sep 14, 2026