Investments held at end of month

Social Security Online	Trust Fund Data

Office of the Chief Actuary	Investment Holdings May 22, 2025

Investments held

Investment transactions

The table below shows the investments held by the Old-Age and Survivors Insurance (OASI) and Disability Insurance (DI) Trust Funds. Today, the trust funds hold only special issues. At times in the past, the funds also held publicly traded securities backed by the Federal government.

Requested data are not available! The most recent month for available data is April 2025.

Investments held at the end of April 2025 by type of investment, interest rate, and trust fund
(Amounts in thousands)
Investment type Interest
rate (%) Maturity
years Total OASI DI

Special issues
(available only to the trust funds) Bonds 0.750 2026 - 2033 $123,287,043 $119,451,256 $3,835,787

0.750 2034 - 2035 5,827,743 — 5,827,743

1.375 2026 - 2027 179,933,420 179,933,420 —

1.500 2026 - 2033 102,696,467 101,569,439 1,127,028

1.500 2034 - 2036 5,770,906 — 5,770,906

1.750 2026 - 2028 187,964,959 187,964,959 —

1.875 2026 - 2031 199,716,360 199,716,360 —

2.000 2026 - 2030 200,413,144 200,413,144 —

2.250 2026 - 2034 602,549,645 584,099,297 18,450,348

2.500 2026 166,547,382 166,547,382 —

2.875 2026 - 2031 21,744,708 — 21,744,708

2.875 2032 3,624,119 1 3,624,118

2.875 2033 176,889,560 176,889,560 —

3.000 2026 - 2033 150,069,488 138,131,460 11,938,028

3.000 2034 - 2037 11,458,162 — 11,458,162

3.875 2026 - 2032 176,184,040 159,417,801 16,766,239

3.875 2033 - 2038 21,352,464 — 21,352,464

4.625 2026 - 2033 172,045,396 154,540,264 17,505,132

4.625 2034 - 2039 22,505,425 — 22,505,425

Certificates of indebtedness 4.250 2025 49,758,144 33,390,694 16,367,450

4.625 2025 114,671,453 93,583,585 21,087,868

Total amount invested 2,695,010,028 2,495,648,622 199,361,406

Average interest rate^a 2.544% 2.466% 3.522%

^a The average is weighted by the amount invested at each rate.

**Investments held at the end of April 2025 by type of investment, interest rate, and trust fund**
(Amounts in thousands)
Investment type	Interest rate (%)	Maturity years	Total	OASI	DI
Special issues (available only to the trust funds)	Bonds	0.750	2026 - 2033	$123,287,043	$119,451,256	$3,835,787
0.750	2034 - 2035	5,827,743	—	5,827,743
1.375	2026 - 2027	179,933,420	179,933,420	—
1.500	2026 - 2033	102,696,467	101,569,439	1,127,028
1.500	2034 - 2036	5,770,906	—	5,770,906
1.750	2026 - 2028	187,964,959	187,964,959	—
1.875	2026 - 2031	199,716,360	199,716,360	—
2.000	2026 - 2030	200,413,144	200,413,144	—
2.250	2026 - 2034	602,549,645	584,099,297	18,450,348
2.500	2026	166,547,382	166,547,382	—
2.875	2026 - 2031	21,744,708	—	21,744,708
2.875	2032	3,624,119	1	3,624,118
2.875	2033	176,889,560	176,889,560	—
3.000	2026 - 2033	150,069,488	138,131,460	11,938,028
3.000	2034 - 2037	11,458,162	—	11,458,162
3.875	2026 - 2032	176,184,040	159,417,801	16,766,239
3.875	2033 - 2038	21,352,464	—	21,352,464
4.625	2026 - 2033	172,045,396	154,540,264	17,505,132
4.625	2034 - 2039	22,505,425	—	22,505,425
Certificates of indebtedness	4.250	2025	49,758,144	33,390,694	16,367,450
4.625	2025	114,671,453	93,583,585	21,087,868
Total amount invested	2,695,010,028	2,495,648,622	199,361,406
Average interest rate^a	2.544%	2.466%	3.522%


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Investment Holdings