RUSH ISLAND MANAGEMENT, LP

NEW YORK, NY · CIK 1736465 · 13F filing filed 2026-08-14

SEC-registered investment adviser since 2018 · limited partnership

Assets managed$2.0bn
Staff7 · 5 in investment roles
Main clients (by assets)Private funds 77%, Charities 23%
Private funds2 (2 hedge) · $1.6bn gross assets
Websiterushisland.com
Form ADV · 2026-03-27SEC adviser record

Legal entityRUSH ISLAND MANAGEMENT, LP (US)

$1.5bn reported value +1.2% vs Q1 2026

22positions

67.2%in top 10

8 new 5 added 9 reduced 8 sold out vs Q1 2026

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#	Security	Ticker	Shares	Value	% of portfolio	Change	Shares change
1	INVITATION HOMES INC COM INVH	INVH	4,545,176	$137.3m9.10%	9.10%	Added +308.1k	+308,069 7.3%
2	ESSEX PPTY TR INC COM ESS	ESS	438,518	$127.9m8.47%	8.47%	Reduced -369.4k	-369,375 -45.7%
3	NNN REIT INC COM NNN	NNN	2,474,091	$115.1m7.63%	7.63%	Reduced -625.2k	-625,193 -20.2%
4	KILROY RLTY CORP COM KRC	KRC	2,945,755	$110.4m7.31%	7.31%	Reduced -1.9m	-1,914,987 -39.4%
5	HEALTHCARE RLTY TR CL A COM HR	HR	5,213,764	$105.2m6.97%	6.97%	Reduced -2.0m	-2,011,598 -27.8%
6	VENTAS INC COM VTR	VTR	1,113,660	$98.9m6.55%	6.55%	Reduced -289.0k	-289,000 -20.6%
7	SABRA HEALTH CARE REIT INC COM SBRA	SBRA	4,210,530	$82.1m5.44%	5.44%	Added +2.6m	+2,612,243 163.4%
8	SBA COMMUNICATIONS CORP NEW CL A SBAC	SBAC	456,290	$80.5m5.34%	5.34%	Reduced -522.1k	-522,100 -53.4%
9	FIRST INDL RLTY TR INC COM FR	FR	1,282,572	$78.6m5.21%	5.21%	Reduced -471.8k	-471,772 -26.9%
10	BLACKSTONE DIGITAL INFRASTRU COMMON STOCK BXDC	BXDC	3,587,500	$77.6m5.14%	5.14%	New
11	EQUITY RESIDENTIAL SH BEN INT VMRK	VMRK	976,765	$66.4m4.40%	4.40%	New
12	AMERICAN TOWER CORP NEW COM AMT	AMT	405,390	$66.3m4.39%	4.39%	New
13	AGREE RLTY CORP COM ADC	ADC	873,829	$66.2m4.39%	4.39%	Added +196.4k	+196,391 29.0%
14	HEALTHPEAK PROPERTIES INC COM DOC	DOC	2,944,629	$63.0m4.18%	4.18%	New
15	MACERICH CO COM MAC	MAC	2,068,800	$52.1m3.45%	3.45%	New
16	ESSENTIAL PPTYS RLTY TR INC COM EPRT	EPRT	1,630,002	$48.7m3.22%	3.22%	Added +380.9k	+380,915 30.5%
17	INDEPENDENCE RLTY TR INC COM IRT	IRT	2,316,753	$38.7m2.56%	2.56%	Reduced -1.1m	-1,139,409 -33.0%
18	NATIONAL HEALTHCARE PPTYS IN COM CLASS A COM CLASS A		2,578,241	$37.8m2.50%	2.50%	New
19	VICI PPTYS INC COM VICI	VICI	734,400	$19.5m1.29%	1.29%	New
20	SITE CTRS CORP COM SITC	SITC	4,499,853	$17.9m1.18%	1.18%	Added +54.2k	+54,187 1.2%
21	POOL CORP COM POOL	POOL	46,600	$10.0m0.66%	0.66%	New
22	SIX FLAGS ENTERTAINMENT CORP COM FUN	FUN	418,946	$8.9m0.59%	0.59%	Reduced -508.9k	-508,883 -54.9%

Sold out since Q1 2026

Security	Ticker	Shares held before	Value then
FEDERAL RLTY INVT TR NEW FRT	FRT	638,538	$67.8m638.5k shares
AMERICOLD REALTY TRUST INC COLD	COLD	3,097,316	$35.5m3.1m shares
ACADIA RLTY TR AKR	AKR	1,689,278	$32.3m1.7m shares
COSTAR GROUP INC CSGP	CSGP	483,200	$19.5m483.2k shares
APPLE HOSPITALITY REIT INC APLE	APLE	1,489,435	$17.1m1.5m shares
CURBLINE PPTYS CORP CURB	CURB	664,514	$17.1m664.5k shares
JANUS LIVING INC JAN	JAN	300,000	$7.1m300.0k shares
SONIDA SENIOR LIVING INC SNDA	SNDA	218,171	$7.0m218.2k shares

Stakes above 5%

Companies where this manager has reported owning more than 5% of a class of shares, on Schedule 13D (may seek influence) or 13G (passive): its latest filing for each, from 19 Dec 2024 on.

Company	Ticker	Stake	Change	Schedule	Last filed
SITE CTRS CORP SITC · 13G · filed 2026-02-17	SITC	7.6%≈ $15.8m	+1.2 pts	13G	2026-02-17
NATIONAL HEALTHCARE PPTYS IN 13G · filed 2026-08-14		5.8%≈ $37.8m	new	13G	2026-08-14