AUMdb

G Legion, Llc

SEC-registered Mutual Fund / Asset Manager · Boutique (under $100M) CRD 286297 · SEC file 801-108880 · Chicago, IL · www.tetonadv.com
☆ Save with Pro ADV data as of Jul 30, 2026
Regulatory AUM
$12.6M
Discretionary
$12.6M
Clients
1
Avg AUM / client
$12.6M
Accounts
1
Employees
5

AUM over time

$0 $2.4B
Dec 2016 Jul 2026

Annual snapshots from Form ADV filings · as of Jul 30, 2026

Who they serve

Client typeClientsAUM% of AUM
Investment companies 1 $12.6M 100.0%

Retirement plan clients

Plans that reported this firm as an investment service provider on Form 5500 Schedule C.

Plan Location Plan year
Neca Ibew Local 176 Pension Trust Fund Trustees Of The Neca Ibew Local 176 Pension Trust Fund 2024
Rush Retirement Plan Rush University Medical Center 2024

People (9)

roster as of Jul 20, 2026
NameRole / titleCredentialsWith firm sinceOwnership
Mario Joseph Gabelli Ceo, Director And The Majority Shareholder Of Common Stock CFA Nov 1976 (50y) ≈ 28.13% – 75% via Ggcp, Inc.
Hayden, Tiffany, Renee Chief Compliance Officer Jan 2022 (5y) Less than 5%
Haars, Casey, Carl Chief Financial Officer Mar 2023 (3y) Less than 5%
Kalha, Manjit, Singh Vice President Finance Mar 2023 (3y) Less than 5%
Keeley, Kevin, Matthew Chairman Mar 2023 (3y) Less than 5%
Majewski, Mark, Charles Associate Compliance Officer Mar 2023 (3y) Less than 5%
Rawani, Anand Risk Management / Esg Mar 2023 (3y) Less than 5%
Mark Edward Zahorik Registered representative CFA Dec 2017 (9y)
Robert Herman Becker Registered representative CFA Dec 2017 (9y)

Entity owners (Schedule A/B)

EntityTitle / statusSinceSch.Ownership
Teton Advisors, Inc. Sole Member Oct 2016 A 75% or more
Ggcp, Inc. Shareholder Of Class A And B Common Stock Mar 2009 B ≈ 37.5% – 75% via Teton Advisors, Inc.

Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.

Estimated effective ownership (look-through of filed bands):

  • Mario Joseph Gabelli: 75% – 100% of Ggcp, Inc. × 50% – 75% of Teton Advisors, Inc. × 75% – 100% direct ≈ 28.13% – 75% of the firm
  • Ggcp, Inc.: 50% – 75% of Teton Advisors, Inc. × 75% – 100% direct ≈ 37.5% – 75% of the firm

Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.

Retirement plans served (2)

PlanSponsorParticipantsPlan assetsAs of
Neca Ibew Local 176 Pension Trust Fund Trustees Of The Neca Ibew Local 176 Pension Trust Fund 2,166 $725M 06/01/2024
Rush Retirement Plan Rush University Medical Center 7,549 $879M 01/01/2024

From Form 5500 service-provider disclosures.

Documents (1 archived)

FormPeriodSize
Form ADV (full filing) 03/30/2026 1.37 MB View · PDF · Source ↗

Archived copies of the firm's regulatory filings, versioned by content hash.

Disciplinary disclosures

No disciplinary events reported on the firm's latest Form ADV filing.

How they charge

  • Percentage of assets under management

Services

  • Portfolio management for individuals/small businesses
  • Portfolio management for investment companies
  • Portfolio management for pooled investment vehicles
  • Portfolio management for businesses/institutional clients
  • Selection of other advisers

Custody

Reported custodians

Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).

Firm reports it does not have custody of client funds or securities (Item 9.A).

Source

All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Jul 30, 2026.

View current Form ADV (SEC/IAPD) ↗