Data as of Q4 2025 (Dec 31, 2025)

RUSH ISLAND MANAGEMENT, LP

•CIK: 1736465•Filing: Q4 2025

**RUSH ISLAND MANAGEMENT, LP** manages $1.6B across a concentrated portfolio of 17 positions. The fund exhibits significant conviction in its top holdings, led by SBAC, representing a $227.8M allocation. Further substantial weight is placed in ESS ($166.7M), HR ($152.7M), and NNN ($151.9M), indicating a focused, high-conviction approach. This structure suggests an active, deep-value mandate targeting specific sector opportunities.

Total AUM
$1.6B
QoQ Performance
+9.7%
Positions
17
Top 10 Concentration
88.5%
Latest Filing
Q4 2025

Top Holdings Allocation

SBAC
ESS
HR
NNN
UDR
FRT
VEN
FR
SBAC14.2%
ESS10.4%
HR9.5%
NNN9.5%
UDR8.2%
FRT8.1%
VEN7.9%
FR7.4%

📈 Biggest Buys

UDR
UDR INC
NEW
8.2% of portfolio
SBAC
SBA COMMUNICATIONS CORP NEW
+24.8%
14.2% of portfolio
COLD
AMERICOLD REALTY TRUST INC
NEW
2.4% of portfolio
NSA
NATIONAL STORAGE AFFILIATES
NEW
2.1% of portfolio
NNN
NNN REIT INC
+24.9%
9.5% of portfolio

📉 Biggest Sells

VEN
VENTAS INC
-7.7%
7.9% of portfolio
KRC
KILROY RLTY CORP
-5.7%
6.2% of portfolio
O
REALTY INCOME CORP
-3.9%
7.1% of portfolio
FRT
FEDERAL RLTY INVT TR NEW
-2.0%
8.1% of portfolio

Sector Breakdown

Other92.9%
Real Estate7.1%

🚪 Exited Positionssold since Q3 2025

H
HYATT HOTELS CORP
SOLD
$85.8M
SHO
SUNSTONE HOTEL INVS INC NEW
SOLD
$34.7M
LINE
LINEAGE INC
SOLD
$19.9M
HUT
HUT 8 CORP
SOLD
$5.5M

Changes from Q3 2025

NEW4 new positions
↑8 increased
↓4 decreased

Historical Filings

Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023

📌 Top Holdings

SBAC14.2%
SBA COMMUNICATIONS CORP NEW
$227.8M
ESS10.4%
ESSEX PPTY TR INC
$166.7M
HR9.5%
HEALTHCARE RLTY TR
$152.7M
NNN9.5%
NNN REIT INC
$151.9M
UDR8.2%
UDR INC
$130.8M

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