RCONG310: Mortgage-backed Securities (MBS): Residential Pass-through Securities: Other Pass-through Securities: Available-for-sale Amortized Cost
RCONG310 is the call report code for mortgage-backed securities (mbs): residential pass-through securities: other pass-through securities: available-for-sale amortized cost, reported on Schedule RC-B, Securities (FFIEC 031 Schedule RC-B, item 4.a.(3)). For Q2 2026, 4,217 banks reported it, totaling $1.93B; the median among the 154 with a nonzero amount was $3.9M. The largest value reported for Q2 2026 was $135.0M, by Optum Bank, Inc.
Definition
Report in the appropriate columns the amortized cost and fair value of all holdings of 1-4 family residential mortgage pass-through securities issued by others (e.g., other depository institutions, insurance companies, state and local housing authorities in the U.S.) that are not guaranteed by the U.S. Government and are not held for trading. If the bank has issued pass-through securities backed by a pool of its own 1-4 family residential mortgages and the certificates are not guaranteed by the U.S. Government, any holdings of these pass-through securities (not held for trading) are to be reported in this item.
Source: Federal Reserve Micro Data Reference Manual (MDRM). The FFIEC call report instructions remain the authority on how to report the item.
Where RCONG310 sits on the call report
| Code | RCONG310 (prefix RCON, item G310) |
|---|---|
| Prefix RCON | Domestic offices. Banks without foreign offices (FFIEC 041 and 051 filers) report their whole balance sheet in RCON items. |
| Schedule | RC-B, Securities |
| Line item | FFIEC 031 Schedule RC-B, item 4.a.(3); FFIEC 041 Schedule RC-B, item 4.a.(3) |
| Reported on | FFIEC 041, FFIEC 051 |
| Value | Dollar amount, reported in thousands, as of the quarter end |
| In the MDRM since | 2009 |
The same item under other prefixes
Item G310 is also reported under these codes. Which banks file each one depends on the form they file.
| Code | Meaning of the prefix | Banks reporting |
|---|---|---|
| RCFDG310 | The consolidated bank, domestic and foreign offices, reported by FFIEC 031 filers (banks with foreign offices) | 80 |
Largest reported values, Q2 2026
| Bank | Headquarters | RCONG310 |
|---|---|---|
| Optum Bank, Inc. | Draper, UT | $135.0M |
| Provident Bank | Jersey City, NJ | $79.0M |
| Commercial Bank of Texas, N.A. | Nacogdoches, TX | $77.7M |
| Maverick Bank | Fort Davis, TX | $68.7M |
| First Northern Bank of Wyoming | Buffalo, WY | $67.8M |
| Newtown Savings Bank | Newtown, CT | $57.6M |
| Banco do Brasil Americas | Miami, FL | $53.7M |
| Forward Bank | Marshfield, WI | $50.7M |
| Ballston Spa National Bank | Ballston Spa, NY | $50.3M |
| Farmers and Merchants Bank | Sylvania, GA | $49.6M |
Total reported by quarter
| Quarter end | Banks reporting | Total reported |
|---|---|---|
| June 30, 2026 | 4,217 | $1.93B |
| March 31, 2026 | 4,256 | $1.97B |
| December 31, 2025 | 4,314 | $1.68B |
| September 30, 2025 | 4,355 | $1.49B |
| June 30, 2025 | 4,397 | $1.53B |
| March 31, 2025 | 4,437 | $1.56B |
| December 31, 2024 | 4,461 | $1.48B |
| September 30, 2024 | 4,490 | $1.63B |
Related
All codes on Schedule RC-B · All call report schedules · Find the code for a loan type · What a call report is