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MH

Mason Hawkins Southeastern Asset Management

AUM $1.92B
1-Year Est. Return 6.41%
 

Mason Hawkins co-founded Southeastern Asset Management, adviser to the Longleaf Partners funds, and is a leading figure in absolute-value investing. The firm is known for concentrated portfolios, appraised-value analysis, and a long-term partnership culture with portfolio companies. Hawkins’s process emphasizes free cash flow, management alignment, and buying at a discount to intrinsic value.

This Fund
S&P 500
This Quarter Est. Return
-4.2%
1 Year Est. Return
+6.41%
3 Year Est. Return
+26.65%
5 Year Est. Return
+14.81%
10 Year Est. Return
+121.73%
AUM
$1.88B
AUM Growth
-$242M
Cap. Flow
-$126M
Cap. Flow %
-6.72%
Top 10 Hldgs %
54.45%
Holding
47
New
3
Increased
4
Reduced
20
Closed
4

Top Buys

Rank Stock Value
1
REGN icon
Regeneron Pharmaceuticals
REGN
+$79M
2
TRIP icon
TripAdvisor
TRIP
+$27.1M
3
SN icon
SharkNinja
SN
+$10.9M
4
SHEN icon
Shenandoah Telecom
SHEN
+$10.7M
5
CNX icon
CNX Resources
CNX
+$9.01M

Top Sells

Rank Stock Value
1
RTX icon
RTX Corp
RTX
+$60.8M
2
AMG icon
Affiliated Managers Group
AMG
+$38.8M
3
MGM icon
MGM Resorts International
MGM
+$16.1M
4
MAT icon
Mattel
MAT
+$15.7M
5
OSCR icon
Oscar Health
OSCR
+$15.4M

Sector Composition

Rank Sector Weight
1 Consumer Discretionary 21.71%
2 Consumer Staples 14.98%
3 Energy 12.71%
4 Communication Services 11.89%
5 Industrials 10.55%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
OSCR icon
26
Oscar Health
OSCR
$9.89B
$27.5M 1.47%
2,096,785
-1,034,299
-33% -$15.4M
MLCO icon
27
Melco Resorts & Entertainment
MLCO
$2.09B
$26.7M 1.42%
5,061,285
-146,901
-3% -$827K
SAM icon
28
Boston Beer
SAM
$1.91B
$25.4M 1.35%
106,317
– –
PK icon
29
Park Hotels & Resorts
PK
$3.18B
$24.7M 1.32%
2,310,978
– –
TRIP icon
30
TripAdvisor
TRIP
$1.17B
$24.5M 1.31%
+1,728,253
New +$27.1M
HHH icon
31
Howard Hughes
HHH
$3.97B
$16.1M 0.86%
217,395
– –
ESRT icon
32
Empire State Realty Trust
ESRT
$834M
$12.2M 0.65%
1,557,018
– –
SHEN icon
33
Shenandoah Telecom
SHEN
$683M
$11.4M 0.61%
+909,818
New +$10.7M
HDB icon
34
HDFC Bank
HDB
$121B
$3.12M 0.17%
93,844
-33,134
-26% -$1.01M
CAH icon
35
Cardinal Health
CAH
$53.4B
$2.42M 0.13%
17,581
– –
LYV icon
36
Live Nation Entertainment
LYV
$42.4B
$1.84M 0.1%
14,086
– –
XPO icon
37
XPO
XPO
$23.2B
$1.72M 0.09%
15,980
– –
ENOV icon
38
Enovis
ENOV
$1.5B
$1.4M 0.07%
36,583
– –
HSIC icon
39
Henry Schein
HSIC
$9.86B
$1.07M 0.06%
15,600
– –
RXO icon
40
RXO
RXO
$3.72B
$1.03M 0.06%
53,978
– –
GOOG icon
41
Alphabet (Google) Class C
GOOG
$4.18T
$1.02M 0.05%
6,527
– –
LAZ icon
42
Lazard
LAZ
$4.3B
$990K 0.05%
22,863
– –
MSGS icon
43
Madison Square Garden
MSGS
$9.78B
$784K 0.04%
4,028
– –
HOUS
44
DELISTED
Anywhere Real Estate
HOUS
– –
-3,490,923
Closed -$11.5M
LLYVA icon
45
Liberty Live Group Series A
LLYVA
$9.36B
– –
-55,259
Closed -$3.68M
LLYVK icon
46
Liberty Live Group Series C
LLYVK
$9.7B
– –
-159,319
Closed -$10.8M
RTX icon
47
RTX Corp
RTX
$283B
– –
-524,993
Closed -$60.8M
1
2

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Mason Hawkins's Q1 2025 Portfolio in Review

As of Q1 2025, Mason Hawkins held 47 positions worth $1.88B, down 11% from $2.12B the previous quarter. Its ten largest holdings account for 54% of the portfolio.

Mason Hawkins withdrew a net $126M in Q1 2025, closing 4 positions and reducing 20 holdings. Its most notable exit was RTX Corp, an estimated $60.8M position sold in full.

By sector, the portfolio is most concentrated in Consumer Discretionary at 22% of assets, up from 21% a quarter earlier, followed by Consumer Staples and Energy.

Against the trend, Mason Hawkins opened a new position in Regeneron Pharmaceuticals worth $72.9M.

  • Mason Hawkins's largest Q1 2025 buy was Regeneron Pharmaceuticals: 114,880 shares worth $72.9M.
  • Mason Hawkins added most to SharkNinja in Q1 2025, an estimated $10.9M increase.
  • Mason Hawkins's biggest Q1 2025 reduction was Affiliated Managers Group, cutting an estimated $38.8M.
  • Mason Hawkins fully exited RTX Corp in Q1 2025, selling an estimated $60.8M.
  • Mason Hawkins's ten largest holdings make up 54% of its $1.88B portfolio in Q1 2025.
  • Mason Hawkins opened 3 new positions and closed 4 in Q1 2025.
  • Mason Hawkins's portfolio value fell 11% quarter-over-quarter to $1.88B.

Based on Southeastern Asset Management's 13F filing for Q1 2025, filed 15 May 2025.