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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
+2.96%
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
$1.92B
AUM Growth
-$116M
Cap. Flow
-$136M
Cap. Flow %
-7.11%
Top 10 Hldgs %
62.74%
Holding
51
New
2
Increased
8
Reduced
24
Closed
4

Top Buys

Rank Stock Value
1
ABT icon
Abbott
ABT
+$76.7M
2
CNX icon
CNX Resources
CNX
+$23.4M
3
TME icon
Tencent Music
TME
+$21.1M
4
ACI icon
Albertsons Companies
ACI
+$19.5M
5
GLIBK
Liberty Capital Corp Series C GCI Group Common Stock
GLIBK
+$17.3M

Top Sells

Rank Stock Value
1
ACMR icon
ACM Research
ACMR
+$45.5M
2
BIO icon
Bio-Rad Laboratories Class A
BIO
+$45.4M
3
PPLI
People Inc
PPLI
+$38M
4
RYN icon
Rayonier
RYN
+$26.6M
5
TRIP icon
TripAdvisor
TRIP
+$26.5M

Sector Composition

Rank Sector Weight
1 Consumer Discretionary 17.36%
2 Consumer Staples 15.04%
3 Communication Services 14.65%
4 Real Estate 14.41%
5 Industrials 11.94%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
STZ icon
51
Constellation Brands
STZ
$23.2B
– –
-3,661
Closed -$549K
1 2
3

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Mason Hawkins's Q2 2026 Portfolio in Review

As of Q2 2026, Mason Hawkins held 51 positions worth $1.92B, down 5.7% from $2.03B the previous quarter. Its ten largest holdings account for 63% of the portfolio.

Mason Hawkins withdrew a net $136M in Q2 2026, closing 4 positions and reducing 24 holdings. Its most notable exit was Bio-Rad Laboratories Class A, an estimated $45.4M position sold in full.

By sector, the portfolio is most concentrated in Consumer Discretionary at 17% of assets, down from 20% a quarter earlier, followed by Consumer Staples and Communication Services.

Against the trend, Mason Hawkins opened a new position in Abbott worth $76.3M.

  • Mason Hawkins's largest Q2 2026 buy was Abbott: 840,747 shares worth $76.3M.
  • Mason Hawkins added most to CNX Resources in Q2 2026, an estimated $23.4M increase.
  • Mason Hawkins's biggest Q2 2026 reduction was ACM Research, cutting an estimated $45.5M.
  • Mason Hawkins fully exited Bio-Rad Laboratories Class A in Q2 2026, selling an estimated $45.4M.
  • Mason Hawkins's ten largest holdings make up 63% of its $1.92B portfolio in Q2 2026.
  • Mason Hawkins opened 2 new positions and closed 4 in Q2 2026.
  • Mason Hawkins's portfolio value fell 5.7% quarter-over-quarter to $1.92B.

Based on Southeastern Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.