§ 13F · FUND PROFILE
SRB CORP.
Institutional filer · behavioral pattern: Other. Summary pending.
AUM · $1.7B (13F)Positions · 44Turnover · — · Q1Filed · May 14, 2026
CONCENTRATION
—
Top 10 holdings
NEW BUYS
0
No new positions
EXITS
0
No exits
SECTOR SHIFT
—
No prior quarter data
3YR HIT RATE
—
Top-5 overlap
§ 01 · TOP HOLDINGS
The book · Q1 2026
FILED MAY 14, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q1 |
|---|---|---|---|---|---|---|
| 1 | MSFT | MICROSOFT CORP | 320K | $119M | 7.3% | −17% |
| 2 | MSFT | MICROSOFT CORP | 255K | $94M | 5.8% | — |
| 3 | RNR | RENAISSANCERE HLDGS LTD | 311K | $92M | 5.7% | −8% |
| 4 | XLK | SELECT SECTOR SPDR TR | 596K | $79M | 4.9% | ±0% |
| 5 | SAFT | SAFETY INS GROUP INC | 1.02M | $74M | 4.5% | −3% |
| 6 | INTC | INTEL CORP | 1.34M | $59M | 3.6% | −2% |
| 7 | SAFT | SAFETY INS GROUP INC | 777K | $56M | 3.5% | — |
| 8 | AMZN | AMAZON COM INC | 235K | $49M | 3.0% | −2% |
| 9 | XLV | SELECT SECTOR SPDR TR | 332K | $49M | 3.0% | ±0% |
| 10 | XLC | SELECT SECTOR SPDR TR | 428K | $47M | 2.9% | ±0% |
§ 02 · SECTOR ALLOCATION
Where the money is
Sector data pending
§ 03 · THE SRB SIGNAL
AC read
SRB CORP is a Other fund managing $1.7 billion in assets. The fund runs a portfolio of 44 positions.
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
2 FILINGS
Q1 2026
Steady book
+0 buys · −0 exits · 0 changed
Q4 2025
Steady book
+0 buys · −0 exits · 0 changed
Q3 2025
Steady book
+0 buys · −0 exits · 0 changed
Q1 2025
Steady book
+0 buys · −0 exits · 0 changed