SRB CORP RNR — RENAISSANCERE HOLDINGS LTD

Ownership history in SRB CORP  ·  18 quarters on record

AI Ownership Summary

SRB CORP reported RENAISSANCERE HOLDINGS LTD (RNR) in 18 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 6.78% in 2024 Q3. The latest visible filing shows RNR at 6.48% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this RNR ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was SRB CORP's position in RENAISSANCERE HOLDINGS LTD, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

RNR was reported at 6.48% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
6.78% in 2024 Q3

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

RNR stock page SRB CORP fund profile SRB CORP full holdings
How SRB CORP held RNR — position size vs. price
% of Fund (quarterly)    RNR price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 9 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 UNCHANGED — — — 420,089 — 0% 6.48% $118.1M 2026-02-14 (Est.) $300.95
2025 Q3 REDUCED — — — 420,089 -1,570 -0.4% 6.11% $106.7M 2025-11-14 $263.20
2025 Q2 UNCHANGED — — — 421,659 — 0% 6.14% $102.4M 2025-08-14 $241.55
2025 Q1 REDUCED — — — 421,659 -22,192 -5.0% 6.60% $101.2M 2025-05-14 $238.44
2024 Q4 UNCHANGED — — — 443,851 — 0% 6.33% $110.4M 2025-02-14 $229.47
2024 Q3 REDUCED — — — 443,851 -7,075 -1.6% 6.78% $120.9M 2024-11-14 $254.96
2024 Q2 UNCHANGED — — — 450,926 — 0% 5.97% $100.8M 2024-08-14 $234.23
2024 Q1 REDUCED — — — 450,926 -21,325 -4.5% 5.87% $106.0M 2024-05-14 $220.69
2023 Q4 UNCHANGED — — — 472,251 — 0% 5.47% $92.6M 2024-02-14 $225.29
9 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding RNR

As of 2026 Q1 — sorted by position size

Nepsis Inc. 3Y 7Y 5.7% Lightrock Netherlands B.V. 3.49% COOKE & BIELER LP 3Y 7Y 2.83% DELPHI MANAGEMENT INC /MA/ 3Y 7Y 1.48% TCTC Holdings, LLC 3Y 7Y 1.27% Ausbil Investment Management Ltd 3Y 1.16% BENEDICT FINANCIAL ADVISORS INC 3Y 7Y 0.79% Lifestyle Asset Management, Inc. 3Y 0.7% South Shore Capital Advisors 3Y 0.64% Arbejdsmarkedets Tillaegspension 0.64%

FAQ About SRB CORP and RNR

These are the practical questions this page is built to answer before you even open the full history table.

How long has SRB CORP reported owning RNR?

SRB CORP reported RNR across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported RNR position in SRB CORP's portfolio?

The largest reported portfolio weight for RNR was 6.78% in 2024 Q3.

What is the latest reported RNR position on this page?

The most recent filing on this page is 2025 Q4, when SRB CORP reported 420,089 shares, equal to 6.48% of portfolio, with an estimated market value of $118.1M.

What does the chart on this RNR ownership page compare?

The chart compares SRB CORP's quarterly RNR portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did SRB CORP time their RNR position?

Based on 13F filing dates vs. subsequent RNR price moves, SRB CORP correctly timed 1 out of 7 reported position changes (14%). The annualised alpha on RNR relative to SPY over the holding period was +6.1%.

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