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Japan Science & Technology Agency

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13F filer, CIK 1948391, TOKYO, Japan

Japan Science & Technology Agency reported $4,811,650,254 across 12 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-08. Its ten largest share positions make up 95.36% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001948391-26-000003

Period
2026-03-31
Reported value
$4.81B
Holdings
12
Top 10 weight
95.36%
New
0
Sold out
0

Largest buys vs the previous quarter

SecurityShares changeApprox. value
IEMGadded+1,569,959$110M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
IVVreduced-323,000-$211M
LQDreduced-1,800,000-$196M
RSPreduced-947,300-$182M
QQQreduced-84,000-$48.5M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2026

Share positions as resolved from 13F-HR 0001948391-26-000003, largest first. % of portfolio is the value over $4,811,650,254, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
LQDISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 13,806,450 shares; 2024Q4: 13,806,450 shares; 2025Q1: 13,806,450 shares; 2025Q2: 13,806,450 shares; 2025Q3: 13,206,450 shares; 2025Q4: 10,306,450 shares; 2026Q1: 8,506,450 shares 8,506,450$927M19.27%-1,800,000Timeline
HYGISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 10,390,626 shares; 2024Q4: 10,390,626 shares; 2025Q1: 10,390,626 shares; 2025Q2: 10,390,626 shares; 2025Q3: 10,390,626 shares; 2025Q4: 10,390,626 shares; 2026Q1: 10,390,626 shares 10,390,626$827M17.18%0Timeline
IVVISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 238,164 shares; 2024Q4: not reported; 2025Q1: 1,170,800 shares; 2025Q2: 1,170,800 shares; 2025Q3: 1,170,800 shares; 2025Q4: 1,170,800 shares; 2026Q1: 847,800 shares 847,800$554M11.51%-323,000Timeline
RSPINVESCO EXCHANGE TRADED FD TQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 3,792,112 shares; 2025Q2: 3,792,112 shares; 2025Q3: 3,792,112 shares; 2025Q4: 3,792,112 shares; 2026Q1: 2,844,812 shares 2,844,812$546M11.35%-947,300Timeline
USHYISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 11,130,157 shares; 2024Q4: 8,819,906 shares; 2025Q1: 8,819,906 shares; 2025Q2: 8,819,906 shares; 2025Q3: 12,819,906 shares; 2025Q4: 14,319,906 shares; 2026Q1: 14,319,906 shares 14,319,906$528M10.96%0Timeline
IEMGISHARES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 1,094,470 shares; 2025Q4: 3,050,554 shares; 2026Q1: 4,620,513 shares 4,620,513$322M6.7%+1,569,959Timeline
JNKSPDR SERIES TRUSTQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 3,858,054 shares; 2024Q4: 2,900,000 shares; 2025Q1: 2,900,000 shares; 2025Q2: 2,900,000 shares; 2025Q3: 2,900,000 shares; 2025Q4: 2,900,000 shares; 2026Q1: 2,900,000 shares 2,900,000$278M5.77%0Timeline
EMBISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,500,000 shares; 2025Q4: 2,500,000 shares; 2026Q1: 2,500,000 shares 2,500,000$235M4.88%0Timeline
SHYGISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 5,070,493 shares; 2024Q4: 4,450,000 shares; 2025Q1: 4,450,000 shares; 2025Q2: 4,450,000 shares; 2025Q3: 4,450,000 shares; 2025Q4: 4,450,000 shares; 2026Q1: 4,450,000 shares 4,450,000$188M3.91%0Timeline
QQQINVESCO QQQ TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 298,667 shares; 2025Q4: 403,081 shares; 2026Q1: 319,081 shares 319,081$184M3.83%-84,000Timeline
VUGVANGUARD INDEX FDSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 350,953 shares; 2025Q4: 350,953 shares; 2026Q1: 350,953 shares 350,953$153M3.19%0Timeline
VTVVANGUARD INDEX FDSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 792,610 shares; 2024Q4: 357,328 shares; 2025Q1: 357,328 shares; 2025Q2: 357,328 shares; 2025Q3: 357,328 shares; 2025Q4: 357,328 shares; 2026Q1: 357,328 shares 357,328$70.1M1.46%0Timeline

How Q1 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001948391-26-000003 base2026-05-08acceptance time not in the bulk data set