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Filers›Family Office›HENNESSY ADVISORS INC
DOSSIER · 13F-HR · Q1 2026

HENNESSY ADVISORS INC

HENNESSY's family office based in Boston, MA — $2.8B in tracked AUM across 278 positions as of Q1 2026.

H
HENNESSY·Boston, MA·Family Office
CIK 0001145255 · last filed Mar 31, 2026
Total AUM
$2.8B
▲ 11.4%
vs prior
Holdings
278
—
positions
Whale Score
49
49
tracked
Activity
—
no data
changes this Q
Top sector
Tech
14% weight
concentration
AI Analysis · Q1 2026 · Q1 2026
Comprehensive Analysis of HENNESSY ADVISORS INC SEC 13F Filing
Portfolio Overview

Hennessy Advisors Inc. manages a significantly diversified portfolio consisting of 283 holdings with a total market value of approximately $2.82 billion as of the report date December 31, 2025. This represents a dramatic expansion in portfolio size, increasing by 126.3% from the previous quarter's value of $1.25 billion. Such a substantial increase in assets under management (AUM) within a single quarter sugg...

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
MTZ
MasTec Inc
$66M205K2.4%
02
CASY
Caseys Gen Stores Inc
$64M88K2.3%
03
SNEX
StoneX Group Inc
$57M706K2.1%
04
SATS
EchoStar Corp
$56M477K2.0%
05
VSAT
Viasat Inc
$55M1.2M2.0%
06
DY
Dycom Industries Inc
$49M144K1.8%
07
CHRW
C H Robinson Worldwide Inc
$48M288K1.7%
08
PRIM
Primoris Services Corp
$45M313K1.6%
09
SNX
TD SYNNEX Corp
$41M242K1.5%
10
VISN
Vistance Networks Inc
$41M2.2M1.5%

Filing history

Filing history loading…
AI Agent · grounded in HENNESSY
haiku-4-5 · 278 positions indexed
Sector mix
  • Tech14%
  • Financials11%
  • Communications6%
  • Industrials18%
  • Energy9%
  • Other42%
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