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Hennessy Advisors Inc.

CIK:0001145255
Asset Manager
$4B AUM
281 holdings
Novato, CA, United States
Founded:1989
18 employees
Latest filing:Sep 30, 2025

Hennessy Advisors, Inc. is a publicly traded asset manager headquartered in Novato, California, founded in 1989. The firm manages and markets a broad family of mutual funds and ETFs branded as Hennessy Funds, offering strategies across traditional equity, specialty, multi-asset, and sector categories. It serves individual investors and institutions, adhering to a disciplined buy-and-hold philosophy, with a commitment to shareholder service, integrity, and transparency. As of June 2025, Hennessy Advisors has 18 employees and oversees approximately $4.28 billion in assets under management.

Investment Strategy

Hennessy Advisors employs a consistent and disciplined investment approach based on a buy-and-hold philosophy, explicitly rejecting market timing. Their strategies seek to dampen risk and preserve capital during volatile periods, while providing investors opportunities for balanced, long-term returns. The firm manages diversified products ranging from equity and sector funds to more conservative multi-asset portfolios, maintaining high-conviction, quality stock holdings regardless of short-term market fluctuations and headlines. The firm focuses on transparency, investor education, and a partnership model grounded in ethical management.

Latest 13F Filing Activity

Hennessy Advisors Inc. filed their most recent 13F report on Sep 30, 2025 disclosing 276 equity positions with a total 13F market value of $3B. The fund increased holdings in Mastec Inc., Primoris SVCS Corp., TD Synnex Corporation among other positions. Hennessy Advisors Inc. reduced exposure to Brinker International Inc., Ugi Corp., Oscar Health Inc. among others.

Top Buys
M
MTZMasTec Inc
+$50.9M
P
PRIMPrimoris Svcs Corp
+$50.1M
S
SNXTD Synnex Corporation
+$46.9M
L
LDOSLeidos Holdings Inc
+$46.4M
C
CASYCaseys Gen Stores Inc
+$46.2M
Top Sells
E
EATBrinker International Inc
-$96.0M
U
UGIUGI Corp
-$70.1M
O
OSCROscar Health Inc
-$61.6M
P
PTONPeloton Interactive Inc
-$55.8M
A
ALKAlaska Air Group Inc
-$51.7M

Top Holdings

C
CASYCaseys Gen Stores Inc
+2.0%$57.4M
S
SNEXStoneX Group Inc
+1.9%$54.8M
M
MTZMasTec Inc
+1.8%$50.9M
P
PRIMPrimoris Svcs Corp
+1.7%$50.1M
L
LDOSLeidos Holdings Inc
+1.7%$49.1M

Equity Positions (276)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
Caseys Gen Stores Inc1.98%$57.4M101,500$553.39$565.32+$46.2M
StoneX Group Inc1.89%$54.8M542,800$98.90$100.92+$44.6M
MasTec Inc1.76%$50.9M239,200$212.81$212.81+$50.9M
Primoris Svcs Corp1.73%$50.1M364,600$137.33$137.33+$50.1M
Leidos Holdings Inc1.69%$49.1M259,600$185.42$188.96+$46.4M

Industry Allocation

NATURAL GAS TRANSMISSION
+5.4%
WATER, SEWER, PIPELINE, COMM & POWER LINE CONSTRUCTION
+5.2%
ELECTRIC & OTHER SERVICES COMBINED
+4.0%
RETAIL-AUTO DEALERS & GASOLINE STATIONS
+3.3%
FIRE, MARINE & CASUALTY INSURANCE
+3.3%