2026 Q1 Portfolio Activity
In 2026 Q1, RUSH ISLAND MANAGEMENT, LP maintained a portfolio of 26 distinct positions. The most significant new addition was INVITATION HOMES INC, now representing 7.06% of the total fund value. They heavily accumulated shares in KILROY REALTY CORP, increasing the position by 84.5%. Conversely, RUSH ISLAND MANAGEMENT, LP completely exited their position in UDR INC.
Position History
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Total Positions
26
Quarter
2026 Q1
Top Holding
ESS (13.1%)
Top 10 Concentration
80.2%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-26 of 26
RUSH ISLAND MANAGEMENT, LP Full Holdings List — 2026 Q1
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ESS
ESSEX PPTY TR I...
|
Real Estate | 13.12% | 10.42% |
#1
1
Prev: #2
|
8.5 |
—
|
170,682 | 26.8% |
P
S
|
807,893 | $195,510,106 | 2023 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SBAC
SBA COMMUNICATI...
|
Real Estate | 11.30% | 14.23% |
#2
1
Prev: #1
|
6.0 |
—
|
-199,205 | -16.9% |
P
S
|
978,390 | $168,390,703 | 2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
KRC
KILROY REALTY C...
|
Real Estate | 9.20% | 6.15% |
#3
7
Prev: #10
|
7.7 |
—
|
2,226,821 | 84.5% |
P
S
|
4,860,742 | $137,121,532 | 2022 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
NNN
NNN REIT INC
|
Real Estate | 8.74% | 9.49% |
#4
Prev: #4
|
4.5 |
—
|
-733,802 | -19.1% |
P
S
|
3,099,284 | $130,262,907 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
HR
HEALTHCARE RLTY...
|
Real Estate | 8.24% | 9.54% |
#5
2
Prev: #3
|
4.3 |
—
|
-1,782,540 | -19.8% |
P
S
|
7,225,362 | $122,758,900 | 2023 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
VTR
VENTAS INC
|
Real Estate | 7.70% | 7.90% |
#6
1
Prev: #7
|
3.6 |
—
|
-230,795 | -14.1% |
P
S
|
1,402,660 | $114,709,535 | 2020 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
INVH
INVITATION HOME...
|
Real Estate | 7.06% | — |
#7
Prev: #—
|
6.3 |
—
|
4,237,107 | — |
NEW
|
4,237,107 | $105,292,109 | 2019 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
FR
FIRST INDL RLTY...
|
Real Estate | 6.81% | 7.44% |
#8
Prev: #8
|
3.2 |
—
|
-325,198 | -15.6% |
P
S
|
1,754,344 | $101,488,800 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
FRT
FEDERAL RLTY IN...
|
Bond/Debt | 4.55% | 8.09% |
#9
3
Prev: #6
|
1.8 |
—
|
-646,557 | -50.3% |
P
S
|
638,538 | $67,819,121 | 2021 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
IRT
INDEPENDENCE RL...
|
Real Estate | 3.45% | — |
#10
Prev: #—
|
4.9 |
—
|
3,456,162 | — |
NEW
|
3,456,162 | $51,462,252 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ADC
AGREE RLTY CORP
|
Real Estate | 3.43% | — |
#11
Prev: #—
|
4.9 |
—
|
677,438 | — |
NEW
|
677,438 | $51,065,276 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
EPRT
ESSENTIAL PPTYS...
|
Real Estate | 2.54% | — |
#12
Prev: #—
|
4.5 |
—
|
1,249,087 | — |
NEW
|
1,249,087 | $37,922,281 | 2018 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
COLD
AMERICOLD REALT...
|
Real Estate | 2.38% | 2.35% |
#13
2
Prev: #11
|
3.0 |
—
|
168,657 | 5.8% |
P
S
|
3,097,316 | $35,495,241 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
AKR
ACADIA RLTY TR
|
Bond/Debt | 2.17% | 2.21% |
#14
2
Prev: #12
|
1.4 |
—
|
-29,538 | -1.7% |
P
S
|
1,689,278 | $32,298,995 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SBRA
SABRA HEALTH CA...
|
Real Estate | 2.06% | — |
#15
Prev: #—
|
4.3 |
—
|
1,598,287 | — |
NEW
|
1,598,287 | $30,735,059 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SITC
SITE CTRS CORP
|
Real Estate | 1.61% | 1.60% |
#16
2
Prev: #14
|
2.6 |
—
|
456,032 | 11.4% |
P
S
|
4,445,666 | $24,006,596 | 2023 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CSGP
COSTAR GROUP IN...
|
Real Estate | 1.31% | — |
#17
Prev: #—
|
4.0 |
—
|
483,200 | — |
NEW
|
483,200 | $19,492,288 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
APLE
APPLE HOSPITALI...
|
Real Estate | 1.15% | — |
#18
Prev: #—
|
4.0 |
—
|
1,489,435 | — |
NEW
|
1,489,435 | $17,143,397 | 2021 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CURB
CURBLINE PPTYS ...
|
Real Estate | 1.15% | 1.11% |
#19
3
Prev: #16
|
1.0 |
—
|
-103,813 | -13.5% |
P
S
|
664,514 | $17,137,816 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
FUN
SIX FLAGS ENTER...
|
Consumer Cyclical | 1.10% | 1.13% |
#20
5
Prev: #15
|
0.4 |
—
|
-253,400 | -21.5% |
P
S
|
927,829 | $16,468,965 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
N/A
JANUS LIVING IN...
|
|
Unknown | 0.47% | — |
#21
Prev: #—
|
3.7 |
—
|
300,000 | — |
NEW
|
300,000 | $7,071,000 | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
SNDA
SONIDA SENIOR L...
|
Healthcare | 0.47% | — |
#22
Prev: #—
|
3.7 |
—
|
218,171 | — |
NEW
|
218,171 | $7,036,015 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SMA
SMARTSTOP SELF ...
|
Real Estate | 0.00% | 0.98% |
Sold All 😨
(Was: #17) |
0.0 |
—
|
-505,613 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
NSA
NATIONAL STORAG...
|
Real Estate | 0.00% | 2.11% |
Sold All 😨
(Was: #13) |
0.0 |
—
|
-1,197,716 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
O
REALTY INCOME C...
|
Real Estate | 0.00% | 7.06% |
Sold All 😨
(Was: #9) |
0.0 |
—
|
-2,004,065 | -100.0% |
CLOSED
|
— | $— | 2021 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
UDR
UDR INC
|
Real Estate | 0.00% | 8.17% |
Sold All 😨
(Was: #5) |
0.0 |
—
|
-3,566,132 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 |
Showing 1-26 of 26 holdings