BERKLEY W R CORP CAPN — CAYSON ACQUISITION CORP

Ownership history in BERKLEY W R CORP  ·  6 quarters on record

AI Ownership Summary

BERKLEY W R CORP reported CAYSON ACQUISITION CORP (CAPN) in 6 quarterly 13F filings from 2024 Q4 through 2026 Q1. Peak portfolio weight reached 0.46% in 2025 Q3. The latest visible filing shows CAPN at 0.29% 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.

What this CAPN ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was BERKLEY W R CORP's position in CAYSON ACQUISITION CORP, 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
2026 Q1

CAPN was reported at 0.29% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.46% in 2025 Q3

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

Time in book
Holding Window
2024 Q4 to 2026 Q1

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.

CAPN stock page BERKLEY W R CORP fund profile BERKLEY W R CORP full holdings
How BERKLEY W R CORP held CAPN — position size vs. price
% of Fund (quarterly)    CAPN price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 6 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED — — — 497,282 -266,020 -34.9% 0.29% $5.5M 2026-05-15 $11.00
2025 Q4 UNCHANGED — — — 763,302 — 0% 0.38% $8.1M 2026-02-13 $10.74
2025 Q3 UNCHANGED — — — 763,302 — 0% 0.46% $8.0M 2025-11-14 $10.53
2025 Q2 UNCHANGED — — — 763,302 — 0% 0.41% $7.8M 2025-08-14 $10.35
2025 Q1 ADDED — — — 763,302 +485,682 +174.9% 0.46% $7.8M 2025-05-15 $10.22
2024 Q4 INITIATED — — — 277,620 — — 0.11% $2.8M 2025-02-14 $10.10

🏢 Other funds also holding CAPN

As of 2026 Q1 — sorted by position size

RLH Capital LLC 0.59% HEIGHTS CAPITAL MANAGEMENT, INC 0.46% RIVERNORTH CAPITAL MANAGEMENT, LLC 3Y 7Y 0.25% MIZUHO SECURITIES USA LLC 0.12% Shaolin Capital Management LLC 3Y 7Y 0.09% Polar Asset Management Partners Inc. 3Y 7Y 0.06% Harraden Circle Investments, LLC 0.06% AQR Arbitrage LLC 3Y 7Y 0.03% WOLVERINE ASSET MANAGEMENT LLC 3Y 7Y 0.03% Quarry LP 3Y 0.03%

FAQ About BERKLEY W R CORP and CAPN

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

How long has BERKLEY W R CORP reported owning CAPN?

BERKLEY W R CORP reported CAPN across 6 quarterly 13F filings, from 2024 Q4 through 2026 Q1.

What was the largest reported CAPN position in BERKLEY W R CORP's portfolio?

The largest reported portfolio weight for CAPN was 0.46% in 2025 Q3.

What is the latest reported CAPN position on this page?

The most recent filing on this page is 2026 Q1, when BERKLEY W R CORP reported 497,282 shares, equal to 0.29% of portfolio, with an estimated market value of $5.5M.

What does the chart on this CAPN ownership page compare?

The chart compares BERKLEY W R CORP's quarterly CAPN 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.

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