Firm profile

Atom Investors LP

AUSTIN, TXCRD 296819Registration Status: ApprovedEffective since May 22, 2018SEC # 801-113261Latest ADV July 27, 2026

Atom Investors LP is an SEC registered investment adviser organized as a limited partnership with a primary office location in Austin, TX. Its latest Form ADV filing, dated July 27, 2026, reports $6.8B in regulatory assets under management, 24 employees, 2 offices, and 7 accounts.

Assets Under Management
$6.8B
Employees
24
Offices
2 offices
Total Clients
7

Associated firm names

1 name listed
  • ATOM INVESTORS LP

Leadership

5 roles identified
CEOBasil Qunibi
CCOEliza K. Goldberg
CFOLawrence A. Avitabile

Advisory services offered

2 types reported
Portfolio management for pooled investment vehicles
Selection of other advisers

Fee models offered

3 types reported
Asset based fees
Fixed fees
Performance-based fees

Offices & Contact

Primary office

AUSTIN, Texas, United States

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Primary office regionOther reported regions

Shading shows states and countries with reported offices. Cities are listed below; shading does not indicate service coverage.

Texas

AUSTINPrimary office

United Kingdom

LONDON

2 office records listed · 2 total offices reported. Counts can use different reporting dates. SEC filers may list only their largest 25 additional offices.

Contact and digital presence

ADV profile links

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$6.8Bas of July 27, 2026
Discretionary100.0%
$6.8B
100% of total RAUM100.0%
Non-discretionary0.0%
$0
0% of total RAUM0.0%
All regulatory assets under management are discretionary.

Client Coverage Demographics

Top client segmentPooled Investment Vehicles represent 85.7% of total clients.
Top client categories% of clientsClients
1
Pooled Investment Vehicles
85.7%
6
2
HNWI
14.3%
1
Categories with <5 clients
High net worth individuals (HNWI)<5 clients

Assets under management Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total AUM$6.8B
Total Accounts7
10Y AUM Change+$6.8B

Private Funds

Private funds reported by Atom Investors LP

Loading private fund disclosures…

Employee Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total Employees24
Clients per Employee0:1
10Y Employee Change+9 (+60.0%)

Historical AUM and employee figures reflect available SEC Form ADV filings under this CRD. Filing gaps may reflect registration status changes, dormant periods, state registration periods, firm restructuring, or other reporting changes. Rialytix does not interpolate missing periods.


Ownership

Reported direct and indirect ownership ranges

Each range applies to a separate reported relationship and should not be added together.

Reported ownership ranges

Highlighted bands show the percentage range reported in Form ADV.

0%25%50%75%100%
ATOM STRATEGIES LLCDirect owner · Schedule AInterest in ATOM INVESTORS LP
50% to < 75%
FUSION INVESTORS LLCDirect owner · Schedule AInterest in ATOM INVESTORS LP
25% to < 50%
FAI HOLDINGS LLCDirect owner · Schedule AInterest in ATOM INVESTORS LP
5% to < 10%
ATOM GP LLCDirect owner · Schedule AInterest in ATOM INVESTORS LP
< 5%
BASIL QUNIBIIndirect owner · Schedule BInterest in FAI HOLDINGS LLC
50% to < 75%
FUSION INVESTORS LLCIndirect owner · Schedule BInterest in ATOM GP LLC
25% to < 50%
BASIL QUNIBIIndirect owner · Schedule BInterest in FUSION INVESTORS LLC
25% to < 50%

Bars represent the reported range at that individual ownership step, not an estimated percentage of the advisory firm. Indirect relationships may refer to intermediate entities rather than directly to Atom Investors LP.

Reported ownership and control details

Form ADV · Filing date 2026-07-27 · Schedules A and B

10 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1ATOM GP LLCGENERAL PARTNERDomestic entityATOM INVESTORS LPLess than 5%Code NAYesGENERAL PARTNER02/2018Schedule APDF page 37
2BASIL QUNIBICHAIRMAN / CHIEF EXECUTIVE OFFICER / CHIEF INVESTMENT OFFICERIndividualATOM INVESTORS LPLess than 5%Code NAYesCHAIRMAN / CHIEF EXECUTIVE OFFICER / CHIEF INVESTMENT OFFICER02/2018Schedule APDF page 37
3FUSION INVESTORS LLCLIMITED PARTNERDomestic entityATOM INVESTORS LP25% to less than 50%Code CYesLIMITED PARTNER05/2018Schedule APDF page 37
4ATOM STRATEGIES LLCLIMITED PARTNERDomestic entityATOM INVESTORS LP50% to less than 75%Code DYesLIMITED PARTNER12/2019Schedule APDF page 37
5FAI HOLDINGS LLCLIMITED PARTNERDomestic entityATOM INVESTORS LP5% to less than 10%Code ANoLIMITED PARTNER12/2021Schedule APDF page 37
6ELIZA KATZTER GOLDBERGCHIEF COMPLIANCE OFFICERIndividualATOM INVESTORS LPLess than 5%Code NAYesCHIEF COMPLIANCE OFFICER08/2022Schedule APDF page 37
7LAWRENCE ALLEN AVITABILECHIEF OPERATING OFFICER / CHIEF FINANCIAL OFFICERIndividualATOM INVESTORS LPLess than 5%Code NAYesCHIEF OPERATING OFFICER / CHIEF FINANCIAL OFFICER09/2022Schedule APDF page 37
8FUSION INVESTORS LLCMANAGING MEMBERDomestic entityATOM GP LLC25% to less than 50%Code CYesMANAGING MEMBER02/2018Schedule BPDF page 38
9BASIL QUNIBIMEMBERIndividualFUSION INVESTORS LLC25% to less than 50%Code CYesMEMBER02/2018Schedule BPDF page 38
10BASIL QUNIBIMANAGING MEMBERIndividualFAI HOLDINGS LLC50% to less than 75%Code DYesMANAGING MEMBER12/2021Schedule BPDF page 38

Less than 5% may include zero. Code F identifies a role without specifying a percentage. Reported interests may overlap and may not include every owner. Total indirect ownership is not calculated.

Compliance & Disclosures

Filing dated 7/27/2026 2:18:18 PM

Responses were selected by the RIA in its filing. Questions are shortened for readability; “you” refers to the reporting firm, and some questions also cover advisory affiliates.

RIA or supervised-person involvementThe RIA reported that one or more events below involve the firm or its supervised persons.RIA responseYes
AFelonies2 No

In the past ten years, have you or any advisory affiliate:

  • A1Been convicted of or pleaded guilty or no contest to a felony?No
  • A2Been charged with a felony?No
BMisdemeanors2 No

In the past ten years, have you or any advisory affiliate:

  • B1Been convicted of or pleaded guilty or no contest to a misdemeanor involving investments, an investment-related business, fraud, false statements or omissions, wrongful taking of property, bribery, perjury, forgery, counterfeiting, or extortion?No
  • B2Been charged with a misdemeanor of the kind listed above?No
CSEC or CFTC actions1 Yes4 No

Has the SEC or CFTC ever:

  • C1Found you or an advisory affiliate made a false statement or omission?No
  • C2Found you or an advisory affiliate violated SEC or CFTC regulations or statutes?Yes
  • C3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • C4Entered an order against you or an advisory affiliate in connection with investment-related activity?No
  • C5Imposed a civil money penalty on you or an advisory affiliate, or ordered you or an advisory affiliate to cease and desist from any activity?No
DOther regulatory actions5 No

Has any other federal regulatory agency, state regulatory agency, or foreign financial regulatory authority ever:

  • D1Found you or an advisory affiliate made a false statement or omission, or was dishonest, unfair, or unethical?No
  • D2Found you or an advisory affiliate violated investment-related regulations or statutes?No
  • D3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • D4In the past ten years, entered an order against you or an advisory affiliate in connection with investment-related activity?No
  • D5Denied, suspended, or revoked your or an advisory affiliate’s registration or license, or otherwise prevented association with an investment-related business or restricted activities?No
ESelf-regulatory organization actions4 No

Has a self-regulatory organization or commodities exchange ever:

  • E1Found you or an advisory affiliate made a false statement or omission?No
  • E2Found you or an advisory affiliate violated its rules, other than a violation designated as a minor rule violation under an SEC-approved plan?No
  • E3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
  • E4Disciplined you or an advisory affiliate by expulsion, suspension, barring association with other members, or otherwise restricting activities?No
FProfessional authorizations1 No
  • FHas an authorization to act as an attorney, accountant, or federal contractor granted to you or an advisory affiliate ever been revoked or suspended?No
GPending regulatory proceedings1 No
  • GAre you or any advisory affiliate now the subject of a regulatory proceeding that could result in a “Yes” answer to any part of C, D, or E?No
HCivil judicial actions and proceedings4 No

(1) Court actions

Has a domestic or foreign court:

  • H(1)(a)In the past ten years, enjoined you or an advisory affiliate in connection with investment-related activity?No
  • H(1)(b)Found that you or an advisory affiliate violated investment-related statutes or regulations?No
  • H(1)(c)Dismissed, pursuant to a settlement agreement, an investment-related civil action brought against you or an advisory affiliate by a state or foreign financial regulatory authority?No

(2) Pending civil proceedings

  • H(2)Are you or any advisory affiliate now the subject of a civil proceeding that could result in a “Yes” answer to any part of H(1)?No
Additional DRP filings 1 source block

Verbatim excerpts from supporting DRP filings, which may concern the firm or advisory affiliates. Amounts retain their filed labels; no total or attribution is inferred.

regulatory · block 1PDF pages 42–44
Regulator name — filed text
U.S. SECURITIES AND EXCHANGE COMMISSION
How was matter resolved — filed text
Acceptance, Waiver & Consent(AWC)

Action status / disposition — filed text

ON SEPTEMBER 23, 2024, ATOM ENTERED INTO A SETTLED ADMINISTRATIVE PROCEEDING WITH THE SEC RELATED TO ALLEGED VIOLATIONS OF RECORDKEEPING RULES UNDER SECTION 204 OF THE ADVISERS ACT AND RULE 204-2(A)(7) WITHOUT ADMITTING OR DENYING THE SEC'S ALLEGATIONS. THE ORDER ALLEGED THAT FROM MAY 2018 THROUGH OCTOBER 2021, CERTAIN ATOM PERSONNEL, INCLUDING SENIOR EMPLOYEES, ENGAGED IN OFF-CHANNEL COMMUNICATIONS USING PERSONAL DEVICES, FAILING TO RETAIN CERTAIN REQUIRED RECORDS. ATOM SELF-REPORTED THESE VIOLATIONS TO THE SEC. ATOM WAS CENSURED BUT NO FINANCIAL PENALTIES WERE IMPOSED. ATOM AGREED TO CEASE AND DESIST FROM FURTHER VIOLATIONS OF THE SECURITIES LAWS. THE SEC ORDER NOTES THAT THE SEC DETERMINED NOT TO IMPOSE A FINANCIAL PENALTY BECAUSE "ATOM SELF-REPORTED THE ... CONDUCT, TOOK PROMPT STEPS TO REMEDIATE THE VIOLATIONS AND COOPERATED WITH THE COMMISSION STAFF WITH RESPECT TO ITS INVESTIGATION OF ANOTHER ENTITY."
Other filed details

Description of allegations — filed text

ADVISER WAS CENSURED FOR OFF-CHANNEL COMMUNICATIONS. NO FINE OR PENALTY WAS LEVIED ON THE ADVISER BY THE U.S. SECURITIES AND EXCHANGE COMMISSION.

Sanction detail — filed text

N/A
Full extracted filing text

Includes form instructions and options. Options shown in this text do not identify which boxes were selected.

GENERAL INSTRUCTIONS
This Disclosure Reporting Page (DRP ADV) is an 
INITIAL OR
AMENDED response used to report details for affirmative responses to Items 11.C., 11.D.,
11.E., 11.F. or 11.G. of Form ADV.
Regulatory Action
Check item(s) being responded to:
11.C(1)
11.C(2)
11.C(3)
11.C(4)
11.C(5)
11.D(1)
11.D(2)
11.D(3)
11.D(4)
11.D(5)
11.E(1)
11.E(2)
11.E(3)
11.E(4)
11.F.
11.G.
Use a separate DRP for each event or proceeding . The same event or proceeding may be reported for more than one person or entity using one DRP. File
with a completed Execution Page. 
One event may result in more than one affirmative answer to Items 11.C., 11.D., 11.E., 11.F. or 11.G. Use only one DRP to report details related to the
same event. If an event gives rise to actions by more than one regulator, provide details for each action on a separate DRP.
PART I
A.  The person(s) or entity(ies) for whom this DRP is being filed is (are):
You (the advisory firm)
You and one or more of your advisory affiliates
One or more of your advisory affiliates
If this DRP is being filed for an advisory affiliate, give the full name of the advisory affiliate below (for individuals, Last name, First name, Middle name). 
If the advisory affiliate has a CRD number, provide that number. If not, indicate "non-registered" by checking the appropriate box.
ADV DRP - ADVISORY AFFILIATE
No Information Filed
This DRP should be removed from the ADV record because the advisory affiliate(s) is no longer associated with the adviser.
This DRP should be removed from the ADV record because: (1) the event or proceeding occurred more than ten years ago or (2) the adviser is
registered or applying for registration with the SEC or reporting as an exempt reporting adviser with the SEC and the event was resolved in the
adviser's or advisory affiliate's favor.
If you are registered or registering with a state securities authority , you may remove a DRP for an event you reported only in response to Item
11.D(4), and only if that event occurred more than ten years ago. If you are registered or registering with the SEC, you may remove a DRP for any
event listed in Item 11 that occurred more than ten years ago.
This DRP should be removed from the ADV record because it was filed in error, such as due to a clerical or data-entry mistake. Explain the
circumstances: 

B.
If the advisory affiliate is registered through the IARD system or CRD system, has the advisory affiliate submitted a DRP (with Form ADV, BD or U-4) to
the IARD or CRD for the event? If the answer is "Yes," no other information on this DRP must be provided.
 Yes
 No
NOTE: The completion of this form does not relieve the advisory affiliate of its obligation to update its IARD or CRD records.
PART II
1.  Regulatory Action initiated by:
SEC   
Other Federal   
State   
SRO
Foreign
(Full name of regulator, foreign financial regulatory authority, federal, state, or SRO) 
U.S. SECURITIES AND EXCHANGE COMMISSION
2.
Principal Sanction:
Censure
Other Sanctions: 
N/A
3.
Date Initiated (MM/DD/YYYY): 
09/23/2024
 Exact
 Explanation
If not exact, provide explanation:
4.
Docket/Case Number:
5.
Advisory Affiliate Employing Firm when activity occurred which led to the regulatory action (if applicable):
6.
Principal Product Type:
Equity Listed (Common & Preferred Stock)
Other Product Types: 
7.
Describe the allegations related to this regulatory action (your response must fit within the space provided):
ADVISER WAS CENSURED FOR OFF-CHANNEL COMMUNICATIONS. NO FINE OR PENALTY WAS LEVIED ON THE ADVISER BY THE U.S. SECURITIES AND
EXCHANGE COMMISSION.
8.
Current Status?      
 Pending
 On Appeal
 Final
9.
If on appeal, regulatory action appealed to (SEC, SRO, Federal or State Court) and Date Appeal Filed:
If Final or On Appeal, complete all items below. For Pending Actions, complete Item 13 only.
10. How was matter resolved:
Acceptance, Waiver & Consent(AWC)
11. Resolution Date (MM/DD/YYYY):
09/23/2024
 Exact
 Explanation
If not exact, provide explanation:
12. Resolution Detail:
A.  Were any of the following Sanctions Ordered (check all appropriate items)?
 Monetary/Fine Amount: $
 Revocation/Expulsion/Denial
 Disgorgement/Restitution
 Censure
 Cease and Desist/Injunction
 Bar
 Suspension
B.
Other Sanctions Ordered:
N/A
Sanction detail: if suspended, enjoined or barred, provide duration including start date and capacities affected (General Securities Principal,
Financial Operations Principal, etc.). If requalification by exam/retraining was a condition of the sanction, provide length of time given to
requalify/retrain, type of exam required and whether condition has been satisfied. If disposition resulted in a fine, penalty, restitution,
disgorgement or monetary compensation, provide total amount, portion levied against you or an advisory affiliate, date paid and if any portion
of penalty was waived: 
N/A

13. Provide a brief summary of details related to the action status and (or) disposition and include relevant terms, conditions and dates (your response
must fit within the space provided).
ON SEPTEMBER 23, 2024, ATOM ENTERED INTO A SETTLED ADMINISTRATIVE PROCEEDING WITH THE SEC RELATED TO ALLEGED VIOLATIONS OF
RECORDKEEPING RULES UNDER SECTION 204 OF THE ADVISERS ACT AND RULE 204-2(A)(7) WITHOUT ADMITTING OR DENYING THE SEC'S
ALLEGATIONS. THE ORDER ALLEGED THAT FROM MAY 2018 THROUGH OCTOBER 2021, CERTAIN ATOM PERSONNEL, INCLUDING SENIOR EMPLOYEES,
ENGAGED IN OFF-CHANNEL COMMUNICATIONS USING PERSONAL DEVICES, FAILING TO RETAIN CERTAIN REQUIRED RECORDS. ATOM SELF-REPORTED
THESE VIOLATIONS TO THE SEC. ATOM WAS CENSURED BUT NO FINANCIAL PENALTIES WERE IMPOSED. ATOM AGREED TO CEASE AND DESIST FROM
FURTHER VIOLATIONS OF THE SECURITIES LAWS. THE SEC ORDER NOTES THAT THE SEC DETERMINED NOT TO IMPOSE A FINANCIAL PENALTY BECAUSE
"ATOM SELF-REPORTED THE ... CONDUCT, TOOK PROMPT STEPS TO REMEDIATE THE VIOLATIONS AND COOPERATED WITH THE COMMISSION STAFF
WITH RESPECT TO ITS INVESTIGATION OF ANOTHER ENTITY."

* Metrics are based on the latest available data, including Form ADV filings, brochures, and relationship summaries pulled from the SEC IAPD, and may be subject to change. Learn what is included in the Rialytix data. Please refer to the firm's official disclosures for the most accurate information using their CRD number. This is not investment advice.