State Street Balanced Index Fund

S000082802STATE STREET INSTITUTIONAL INVESTMENT TRUSTCIK 0001107414

Share classes

1 class of this one portfolio · 0 exchange-listed

Class ID	Symbol	Status	Security in the master	Type
C000246124	SSBIX	NOT_LISTED	not exchange-listed	—

The share-class bridge is a snapshot, not history. The SEC's fund share-class file says what each class trades as today, not what it traded as at a past report date. A fund that changed ticker or converted from a mutual fund resolves to its present-day symbol for every historical month shown.

Share classes

Report period

1 period filed. Holdings below describe the selected month only.

2026-03-31

Filing

NPORT-P · filed 2026-05-28

Report date: 2026-03-31
Net assets: $583,765,873.52
Total assets: $586,813,205.53
Total liabilities: $3,047,332.01
Assets invested: $0
Cash not reported in C or D: $218,085.83
Amendment: No
Accession: 0001410368-26-055554

By asset category

N-PORT Item C.4.a

ECEquity - common$581.83M99.2%

STIVShort-term investment veh…$4.61M0.8%

DEDerivative - equity-$31.7K-0.0%

By asset category

By issuer category

N-PORT Item C.4.b

CORPCorporate$335.46M57.2%

RFRegistered fund$243.19M41.5%

OTHEROther; the filer describe…$7.75M1.3%

USGSEUS government sponsored e…$10.5K0.0%

By issuer category

By investment country

as filed

USUS$574.87M98.1%

IEIE$6.66M1.1%

CHCH$1.17M0.2%

BMBM$827.2K0.1%

NLNL$478.3K0.1%

CWCW$417.2K0.1%

KYKY$408.5K0.1%

LRLR$376.2K0.1%

GBGB$375.2K0.1%

JEJE$217.2K0.0%

CACA$159.6K0.0%

PAPA$155.0K0.0%

By country

Classification look-through

Positions resolved to the master through ISIN, then rolled up through the taxonomy. 57.3% of reported value reaches a classification.

Not resolved to the master(83)$249.26M42.5%

Equity · Information Technology(359)$127.58M21.8%

Equity · Financials(410)$44.00M7.5%

Equity · Consumer Discretionary(257)$34.15M5.8%

Equity · Health Care(388)$33.70M5.7%

Classification look-through

Holdings

2,478 positions in this filing

Issuer nameAsset categoryIssuer categoryCountry

Issuer↕	In master	CUSIP / ISIN	Asset	Balance↕	Value↕	Weight▼	Country
AppLovin Corp	APP	03831W108 US03831W1080	EC CORP	1,470 NS	$585.1K	0.100%

101–150 of 2,478

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Balance is meaningless without its unit. N-PORT Item C.2.a says what the balance column counts: shares (NS), principal amount (PA), contracts (NC), or something the filer describes (OU). A bond position read as a share count is off by orders of magnitude. Every balance on this page carries its unit code.

Missing CUSIPs are filed as placeholders. Filers with no CUSIP conventionally write 999999999 or N/A rather than leaving the field blank — 1,187,114 of 5,347,869 positions do. Those are shown as missing here, not as identifiers.