Super Investors T. Rowe Price QM U.S. Bond Index Fund

T. Rowe Price QM U.S. Bond Index Fund

T. Rowe Price Qm U.s. Bond Index Fund, Inc. · net assets $2.47B · 1654 holdings as of July 31, 2026. Monthly N-PORT disclosure: the full book, not just equities.

Asset mix

DBT: 59.2% · ABS-MBS: 29.8% · STIV: 4.5% · ABS-O: 3.8% · ABS-CBDO: 2.6%

Financial position

Total assets: $2.57B
Total liabilities: $97.7M
Net assets: $2.47B
Assets attributable to miscellaneous securities: $0
Assets invested in controlled foreign corporations: $0
Borrowings payable within one year: $12.8
Payable to controlled companies within one year: $0
Payable to other affiliates within one year: $0
Other liabilities payable within one year: $0
Borrowings payable after one year: $0
Payable to controlled companies after one year: $0
Payable to other affiliates after one year: $0
Other liabilities payable after one year: $0
Payables for delayed-delivery investments: $0
Payables for standby commitments: $81.7M
Liquidation preference of outstanding preferred stock: $0
Cash not reported in Parts C or D: $710

Monthly flows and gains

	Month 1	Month 2	Month 3
Sales	$164M	$107M	$59.6M
Reinvestment	$7.87M	$8.33M	$8.6M
Redemptions	$36M	$147M	$38.1M
Net realized gain (non-derivative)	$-36.9K	$-3.51M	$170K
Net unrealized appreciation (non-derivative)	$-570K	$1.5M	$-40.6M

The three months of the reporting period, as filed; month 3 ends July 31, 2026.

Credit spread risk (change in value per 1bp spread move)

Tenor	Investment grade	Non-investment grade
3 months	$-2K	$0
1 year	$-75.8K	$-358
5 years	$-364K	$-550
10 years	$-348K	$0
30 years	$-69.4K	$0

Filing details

Registrant: T. Rowe Price Qm U.s. Bond Index Fund, Inc.
Registrant CIK: 1120924
Registrant LEI: 549300527OEH1B08TY97
Series: T. Rowe Price QM U.S. Bond Index Fund
Series ID: S000002166
Series LEI: 6CAOB2FK4HV4SJGM1O42
SEC file number: 811-10093
Address: 1307 Point Street, Baltimore, US-MD, 21231, US
Phone: 410-345-2000
Form: NPORT-P
Filed: September 25, 2026
Report period ends: October 31, 2026
Report month ends: July 31, 2026
Accession number: 000109926326010117

Holding	Value	% of net assets
T. Rowe Price Government Reserve Fund STIV	$108M	4.39%
Us Treasury N/b DBT	$57.5M	2.33%
Us Treasury N/b DBT	$52.9M	2.14%
Us Treasury N/b DBT	$29.1M	1.18%
Us Treasury N/b DBT	$28.4M	1.15%
Us Treasury N/b DBT	$27.2M	1.10%
Us Treasury N/b DBT	$22.5M	0.91%
Us Treasury N/b DBT	$22.3M	0.90%
Us Treasury N/b DBT	$19M	0.77%
Us Treasury N/b DBT	$18.1M	0.73%
Us Treasury N/b DBT	$16.1M	0.65%
Us Treasury N/b DBT	$14.9M	0.60%
Us Treasury N/b DBT	$14.4M	0.58%
Us Treasury N/b DBT	$14M	0.57%
Us Treasury N/b DBT	$13.9M	0.56%
Us Treasury N/b DBT	$13.8M	0.56%
Us Treasury N/b DBT	$13.6M	0.55%
Us Treasury N/b DBT	$13.6M	0.55%
Fnma 30 Yr Tba Aug ABS-MBS	$13.3M	0.54%
Us Treasury N/b DBT	$13.3M	0.54%
Us Treasury N/b DBT	$13.2M	0.53%
Us Treasury N/b DBT	$13.1M	0.53%
Us Treasury N/b DBT	$12.3M	0.50%
Us Treasury N/b DBT	$12.2M	0.49%
Us Treasury N/b DBT	$12.1M	0.49%
Us Treasury N/b DBT	$12M	0.49%
Us Treasury N/b DBT	$12M	0.49%
Us Treasury N/b DBT	$11.5M	0.47%
Us Treasury N/b DBT	$11.5M	0.47%
Us Treasury N/b DBT	$11.4M	0.46%
Us Treasury N/b DBT	$11.1M	0.45%
Fnma 30 Yr Tba Aug ABS-MBS	$10.8M	0.44%
Us Treasury N/b DBT	$10M	0.41%
Us Treasury N/b DBT	$9.96M	0.40%
Us Treasury N/b DBT	$9.91M	0.40%
Us Treasury N/b DBT	$9.89M	0.40%
Us Treasury N/b DBT	$9.83M	0.40%
Us Treasury N/b DBT	$9.63M	0.39%
Fhms K137 A2 ABS-MBS	$9.35M	0.38%
Fnma 30 Yr ABS-MBS	$8.84M	0.36%
Fnma 30 Yr ABS-MBS	$8.81M	0.36%
Fnma 30 Yr ABS-MBS	$8.56M	0.35%
Gnma Ii Tba Aug ABS-MBS	$8.54M	0.35%
Fnma 30 Yr ABS-MBS	$8.51M	0.34%
Us Treasury N/b DBT	$8.47M	0.34%
Us Treasury N/b DBT	$8.31M	0.34%
Us Treasury N/b DBT	$8.16M	0.33%
Us Treasury N/b DBT	$7.86M	0.32%
Us Treasury N/b DBT	$7.84M	0.32%
Gnma Ii Tba Aug ABS-MBS	$7.65M	0.31%
Fnma 30 Yr ABS-MBS	$7.64M	0.31%
Fnma 30 Yr ABS-MBS	$7.57M	0.31%
Fnma 30 Yr Tba Aug ABS-MBS	$7.53M	0.31%
Fnma 30 Yr ABS-MBS	$7.5M	0.30%
Gnma Ll 30 Yr ABS-MBS	$7.41M	0.30%
Us Treasury N/b DBT	$7.19M	0.29%
Us Treasury N/b DBT	$7.16M	0.29%
Fnma 30 Yr ABS-MBS	$7.06M	0.29%
Fnma 30 Yr Tba Aug ABS-MBS	$6.96M	0.28%
Us Treasury N/b DBT	$6.88M	0.28%

Showing top 60 of 1654 holdings.

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