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SRB CORP

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13F filer, CIK 1496228, BOSTON, MA

SRB CORP reported $1,784,024,523 across 18 holdings for the quarter ended 2024-09-30, in a 13F-HR filed 2024-11-14. Its ten largest share positions make up 71.16% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000904454-24-000609

Period
2024-09-30
Reported value
$1.78B
Holdings
18
Top 10 weight
71.16%
New
0
Sold out
1

Part of the filer group SRB CORP

How groups are built

Largest buys vs the previous quarter

SecurityShares changeApprox. value
INTCadded+996,992$23.4M
TMadded+78,044$13.9M
SHWadded+33,481$12.8M
CMCSAadded+294,758$12.3M
AMZNadded+56,479$10.5M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
GEVexited-99,140-$17M
MRKreduced-30,154-$3.42M
RNRreduced-7,075-$1.93M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q3 2024

Share positions as resolved from 13F-HR 0000904454-24-000609, largest first. % of portfolio is the value over $1,784,024,523, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 748,727 shares 748,727$322M18.06%0Timeline
SAFTSAFETY INS GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,842,284 shares 1,842,284$151M8.45%0Timeline
MRKMERCK & CO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,297,433 shares 1,297,433$147M8.26%-30,154Timeline
RNRRENAISSANCERE HLDGS LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 443,851 shares 443,851$121M6.78%-7,075Timeline
INTCINTEL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 4,398,974 shares 4,398,974$103M5.78%+996,992Timeline
SHWSHERWIN WILLIAMS COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 253,460 shares 253,460$96.7M5.42%+33,481Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 490,272 shares 490,272$91.4M5.12%+56,479Timeline
CMCSACOMCAST CORP NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,009,847 shares 2,009,847$84M4.71%+294,758Timeline
VGTVANGUARD WORLD FDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 133,650 shares 133,650$78.4M4.39%+6,058Timeline
GWWWW GRAINGER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 72,018 shares 72,018$74.8M4.19%+8,159Timeline
GEGE AEROSPACEQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 396,579 shares 396,579$74.8M4.19%0Timeline
CVSCVS HEALTH CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,131,646 shares 1,131,646$71.2M3.99%0Timeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 428,093 shares 428,093$71M3.98%0Timeline
TMTOYOTA MOTOR CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 390,948 shares 390,948$69.8M3.91%+78,044Timeline
RSRELIANCE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 235,075 shares 235,075$68M3.81%+6,211Timeline
WMTWALMART INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 767,502 shares 767,502$62M3.47%0Timeline
BRK-BBERKSHIRE HATHAWAY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 106,799 shares 106,799$49.2M2.76%0Timeline
PGPROCTER & GAMBLE COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 280,762 shares 280,762$48.6M2.73%0Timeline

Sold out in Q3 2024

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
GEVGE VERNOVA INC99,140$17Mshares

How Q3 2024 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000904454-24-000609 base2024-11-14acceptance time not in the bulk data set