Lubar & Co., Inc — 13F Holdings & Portfolio

CIK 1473033 · latest 13F-HR filed 2026-07-28

Lubar & Co., Inc manages $126.4M in 13F-reported U.S. long-equity assets across 3 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are HNRG (74.99%), SGU (13.16%), BRK.A (11.85%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 0 new positions, exited 0, added to 1, and trimmed 0.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
833 EAST MICHIGAN STREET
SUITE 1500
MILWAUKEE, WI 53202
Phone
(414) 291-9000
Filing Manager
Lubar & Co., Inc
MILWAUKEE, WI
Signatory
David Bauer
Chief Investment Officer
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AUM

$126.4M

Long-equity book

Holdings

3

Distinct positions

Period

2026-06-30

Filed 2026-07-28

Q/Q Activity

+0 / −0 / ↑1 / ↓0

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • Hallador Energy Company$6.1M +6.8%
Show all 1

Top Trims

  • No decreased positions.
Show all 0

New Positions

  • No new positions this quarter.
Show all 0

Exited Positions

  • No exits this quarter.
Show all 0
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 Hallador Energy Company HNRG 40609P105 $94.8M 74.99% 5,452,019 SH
2 Star Group L.P. SGU 85512C105 $16.6M 13.16% 1,295,985 SH
3 Berkshire Hathaway Inc. BRK.A 084670108 $15.0M 11.85% 20 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-07-28 $126.4M 3 0001140361-26-029846
2026-03-31 2026-04-24 $119.0M 3 0001140361-26-016498
2025-12-31 2026-02-03 $134.2M 3 0001140361-26-003445