SEC 13F Intelligence

Managers / Q3 2023 · view latest →

SRB CORP

CIK 0001496228 · 695 ATLANTIC AVENUE, BOSTON, MA, 02111 · 617-457-7527

Reported Value
$1.7B
Q3 2023
Positions
188
Filings on Record
30
2019–present window
Filed
Nov 14, 2023
original filing

Summary

Srb Corp reported $1.7B in U.S.-listed holdings across 188 positions for Q3 2023.

Its largest position, MSFT, represents 13.4% of the portfolio.

Compared with Q2 2023, the fund opened 16 new positions and exited 18.

Reported Value by Quarter

13F Reported Value
Q4 ’18: $943MQ4 ’18Q1 ’19: $1.1BQ2 ’19: $1.1BQ3 ’19: $1.1BQ4 ’19: $1.2BQ4 ’19Q1 ’20: $1.1BQ2 ’20: $1.2BQ3 ’20: $1.2BQ4 ’20: $1.4BQ4 ’20Q1 ’21: $1.5BQ2 ’21: $1.5BQ3 ’21: $1.7BQ4 ’21: $1.9BQ4 ’21Q1 ’22: $1.8BQ2 ’22: $1.5BQ3 ’22: $1.4BQ4 ’22: $1.6BQ4 ’22Q1 ’23: $1.6BQ2 ’23: $1.7BQ3 ’23: $1.7BQ4 ’23: $1.7BQ4 ’23Q1 ’24: $1.8BQ2 ’24: $1.7BQ3 ’24: $1.8BQ4 ’24: $1.7BQ4 ’24Q1 ’25: $1.5BQ2 ’25: $1.7BQ3 ’25: $1.7BQ4 ’25: $1.8BQ4 ’25Q1 ’26: $1.6Bfilingsflow.com

Portfolio Composition

By security type

Composition data arrives with ticker enrichment.

Quarter-over-Quarter Changes full breakdown →

Holdings — Q3 2023

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Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026$1.6B44May 14, 202613F-HRchanges · EDGAR ↗
Q4 2025$1.8B44Feb 13, 202613F-HRchanges · EDGAR ↗
Q3 2025$1.7B44Nov 14, 202513F-HRchanges · EDGAR ↗
Q2 2025$1.7B44Aug 14, 202513F-HRchanges · EDGAR ↗
Q1 2025$1.5B43May 14, 202513F-HRchanges · EDGAR ↗
Q4 2024$1.7B40Feb 14, 202513F-HRchanges · EDGAR ↗
Q3 2024$1.8B36Nov 14, 202413F-HRchanges · EDGAR ↗
Q2 2024$1.7B38Aug 14, 202413F-HRchanges · EDGAR ↗
Q1 2024$1.8B149May 14, 202413F-HRchanges · EDGAR ↗
Q4 2023$1.7B179Feb 14, 202413F-HRchanges · EDGAR ↗
Q3 2023$1.7B188Nov 14, 202313F-HRchanges · EDGAR ↗
Q2 2023$1.7B192Aug 14, 202313F-HRchanges · EDGAR ↗
Q1 2023$1.6B226May 15, 202313F-HRchanges · EDGAR ↗
Q4 2022$1.6B187Feb 14, 202313F-HRchanges · EDGAR ↗
Q3 2022$1.4B194Nov 14, 202213F-HRchanges · EDGAR ↗
Q2 2022$1.5B213Aug 12, 202213F-HRchanges · EDGAR ↗
Q1 2022$1.8B233May 13, 202213F-HRchanges · EDGAR ↗
Q4 2021$1.9B235Feb 14, 202213F-HRchanges · EDGAR ↗
Q3 2021$1.7B191Nov 12, 202113F-HRchanges · EDGAR ↗
Q2 2021$1.5B161Aug 13, 202113F-HRchanges · EDGAR ↗
Q1 2021$1.5B179May 14, 202113F-HRchanges · EDGAR ↗
Q4 2020$1.4B315Feb 12, 202113F-HRchanges · EDGAR ↗
Q3 2020$1.2B288Nov 13, 202013F-HRchanges · EDGAR ↗
Q2 2020$1.2B284Aug 14, 202013F-HRchanges · EDGAR ↗
Q1 2020$1.1B336May 14, 202013F-HRchanges · EDGAR ↗
Q4 2019$1.2B291Feb 14, 202013F-HRchanges · EDGAR ↗
Q3 2019$1.1B317Nov 14, 201913F-HRchanges · EDGAR ↗
Q2 2019$1.1B335Aug 14, 201913F-HRchanges · EDGAR ↗
Q1 2019$1.1B237May 14, 201913F-HRchanges · EDGAR ↗
Q4 2018$943M293Feb 14, 201913F-HRchanges · EDGAR ↗

Other Included Managers

This filing reports holdings on behalf of 2 additional managers.

  • Plymouth Rock Co Inc028-15035
  • Palisades Safety & Insurance Association028-15488

13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.