Filed: 5/14/2026ACC: 0000904454-26-000289
📋 What this filing means
SRB CORP filed this quarterly 13F‑HR report disclosing 23 equity positions with a total reported market value of $1.63B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
23
Positions
$1.63B
Total AUM (reported)
13.56M
Total Shares
Allocation by class
COM$987.63M60.7%
STATE STREET TEC$113.42M7.0%
STATE STREET COM$88.77M5.5%
STATE STREET MAT$86.43M5.3%
COM NEW$85.39M5.2%
STATE STREET HEA$81.64M5.0%
CAP STK CL A$66.14M4.1%
Portfolio Concentration
Top 3$458.88M28.2%
4–10$644.18M39.6%
11–25$525.14M32.3%
Top 3 weight
28.2%
Top 10 weight
67.7%
Voting Authority Distribution
Total shares with voting rights: 13.56M
Sole
Full voting authority
13.56M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole0
Shared0
Other23
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings23
Rows:
MICROSOFT CORP
DFNDShares575.55K
TypeSH
Market value$213.05M
13.09%
Sole
575.55K
Shared
0.00
None
0.00
SAFETY INS GROUP INC
DFNDShares1.79M
TypeSH
Market value$130.36M
8.01%
Sole
1.79M
Shared
0.00
None
0.00
RENAISSANCERE HLDGS LTD
DFNDShares388.48K
TypeSH
Market value$115.47M
7.09%
Sole
388.48K
Shared
0.00
None
0.00
SELECT SECTOR SPDR TR
DFNDShares853.42K
TypeSH
Market value$113.42M
6.97%
Sole
853.42K
Shared
0.00
None
0.00
INTEL CORP
DFNDShares2.15M
TypeSH
Market value$94.72M
5.82%
Sole
2.15M
Shared
0.00
None
0.00
AMAZON COM INC
DFNDShares450.43K
TypeSH
Market value$93.81M
5.76%
Sole
450.43K
Shared
0.00
None
0.00
SELECT SECTOR SPDR TR
DFNDShares800.77K
TypeSH
Market value$88.77M
5.45%
Sole
800.77K
Shared
0.00
None
0.00
SELECT SECTOR SPDR TR
DFNDShares1.73M
TypeSH
Market value$86.43M
5.31%
Sole
1.73M
Shared
0.00
None
0.00
GE AEROSPACE
DFNDShares300.91K
TypeSH
Market value$85.39M
5.24%
Sole
300.91K
Shared
0.00
None
0.00
SELECT SECTOR SPDR TR
DFNDShares556.82K
TypeSH
Market value$81.64M
5.01%
Sole
556.82K
Shared
0.00
None
0.00
WALMART INC
DFNDShares620.58K
TypeSH
Market value$77.13M
4.74%
Sole
620.58K
Shared
0.00
None
0.00
WW GRAINGER INC
DFNDShares66.86K
TypeSH
Market value$72.93M
4.48%
Sole
66.86K
Shared
0.00
None
0.00
ALPHABET INC
DFNDShares229.99K
TypeSH
Market value$66.14M
4.06%
Sole
229.99K
Shared
0.00
None
0.00
TOYOTA MOTOR CORP
DFNDShares291.81K
TypeSH
Market value$60.14M
3.69%
Sole
291.81K
Shared
0.00
None
0.00
MERCK & CO INC
DFNDShares463.30K
TypeSH
Market value$55.73M
3.42%
Sole
463.30K
Shared
0.00
None
0.00
CVS HEALTH CORP
DFNDShares506.02K
TypeSH
Market value$36.34M
2.23%
Sole
506.02K
Shared
0.00
None
0.00
SHERWIN WILLIAMS CO
DFNDShares110.04K
TypeSH
Market value$35.27M
2.17%
Sole
110.04K
Shared
0.00
None
0.00
PROCTER & GAMBLE CO
DFNDShares232.92K
TypeSH
Market value$33.64M
2.07%
Sole
232.92K
Shared
0.00
None
0.00
COMCAST CORP NEW
DFNDShares1.10M
TypeSH
Market value$31.49M
1.93%
Sole
1.10M
Shared
0.00
None
0.00
RELIANCE INC
DFNDShares95.98K
TypeSH
Market value$29.17M
1.79%
Sole
95.98K
Shared
0.00
None
0.00
SELECT SECTOR SPDR TR
DFNDShares154.54K
TypeSH
Market value$16.84M
1.03%
Sole
154.54K
Shared
0.00
None
0.00
SELECT SECTOR SPDR TR
DFNDShares33.62K
TypeSH
Market value$5.44M
0.33%
Sole
33.62K
Shared
0.00
None
0.00
SELECT SECTOR SPDR TR
DFNDShares59.58K
TypeSH
Market value$4.88M
0.30%
Sole
59.58K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
MICROSOFT CORPDFND | COM | 575.55K | SH | $213.05M 13.09% | 575.55K | 0.00 | 0.00 |
SAFETY INS GROUP INCDFND | COM | 1.79M | SH | $130.36M 8.01% | 1.79M | 0.00 | 0.00 |
RENAISSANCERE HLDGS LTDDFND | COM | 388.48K | SH | $115.47M 7.09% | 388.48K | 0.00 | 0.00 |
SELECT SECTOR SPDR TRDFND | STATE STREET TEC | 853.42K | SH | $113.42M 6.97% | 853.42K | 0.00 | 0.00 |
INTEL CORPDFND | COM | 2.15M | SH | $94.72M 5.82% | 2.15M | 0.00 | 0.00 |
AMAZON COM INCDFND | COM | 450.43K | SH | $93.81M 5.76% | 450.43K | 0.00 | 0.00 |
SELECT SECTOR SPDR TRDFND | STATE STREET COM | 800.77K | SH | $88.77M 5.45% | 800.77K | 0.00 | 0.00 |
SELECT SECTOR SPDR TRDFND | STATE STREET MAT | 1.73M | SH | $86.43M 5.31% | 1.73M | 0.00 | 0.00 |
GE AEROSPACEDFND | COM NEW | 300.91K | SH | $85.39M 5.24% | 300.91K | 0.00 | 0.00 |
SELECT SECTOR SPDR TRDFND | STATE STREET HEA | 556.82K | SH | $81.64M 5.01% | 556.82K | 0.00 | 0.00 |
WALMART INCDFND | COM | 620.58K | SH | $77.13M 4.74% | 620.58K | 0.00 | 0.00 |
WW GRAINGER INCDFND | COM | 66.86K | SH | $72.93M 4.48% | 66.86K | 0.00 | 0.00 |
ALPHABET INCDFND | CAP STK CL A | 229.99K | SH | $66.14M 4.06% | 229.99K | 0.00 | 0.00 |
TOYOTA MOTOR CORPDFND | ADS | 291.81K | SH | $60.14M 3.69% | 291.81K | 0.00 | 0.00 |
MERCK & CO INCDFND | COM | 463.30K | SH | $55.73M 3.42% | 463.30K | 0.00 | 0.00 |
CVS HEALTH CORPDFND | COM | 506.02K | SH | $36.34M 2.23% | 506.02K | 0.00 | 0.00 |
SHERWIN WILLIAMS CODFND | COM | 110.04K | SH | $35.27M 2.17% | 110.04K | 0.00 | 0.00 |
PROCTER & GAMBLE CODFND | COM | 232.92K | SH | $33.64M 2.07% | 232.92K | 0.00 | 0.00 |
COMCAST CORP NEWDFND | CL A | 1.10M | SH | $31.49M 1.93% | 1.10M | 0.00 | 0.00 |
RELIANCE INCDFND | COM | 95.98K | SH | $29.17M 1.79% | 95.98K | 0.00 | 0.00 |
SELECT SECTOR SPDR TRDFND | STATE STREET CON | 154.54K | SH | $16.84M 1.03% | 154.54K | 0.00 | 0.00 |
SELECT SECTOR SPDR TRDFND | STATE STREET IND | 33.62K | SH | $5.44M 0.33% | 33.62K | 0.00 | 0.00 |
SELECT SECTOR SPDR TRDFND | STATE STREET CON | 59.58K | SH | $4.88M 0.30% | 59.58K | 0.00 | 0.00 |