OB β€” ONEBEACON INSURANCE GROUP LT

Ownership history in BRIDGEWAY CAPITAL MANAGEMENT, LLC  Β·  29 quarters on record

AI Ownership Summary

BRIDGEWAY CAPITAL MANAGEMENT, LLC reported ONEBEACON INSURANCE GROUP LT (OB) in 29 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 0.09% in 2024 Q4. The latest visible filing shows OB at 0.01% 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 OB ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was BRIDGEWAY CAPITAL MANAGEMENT, LLC's position in ONEBEACON INSURANCE GROUP LT, 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

OB was reported at 0.01% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.09% in 2024 Q4

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.

OB stock page BRIDGEWAY CAPITAL MANAGEMENT, LLC fund profile BRIDGEWAY CAPITAL MANAGEMENT, LLC full holdings
How BRIDGEWAY CAPITAL MANAGEMENT, LLC held OB β€” position size vs. price
% of Fund (quarterly)
πŸ“‹ Quarterly Holdings History 9 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 476,391 -225,439 -32.1% 0.01% $335K 2026-02-14 (Est.) β€”
2025 Q3 ADDED 701,830 +33,145 +5.0% 0.02% $1.2M 2025-11-14 β€”
2025 Q2 REDUCED 668,685 -8,335 -1.2% 0.04% $1.7M 2025-08-14 β€”
2025 Q1 ADDED 677,020 +89,330 +15.2% 0.06% $2.5M 2025-05-15 β€”
2024 Q4 ADDED 587,690 +93,492 +18.9% 0.09% $4.2M 2025-02-14 β€”
2024 Q3 ADDED 494,198 +169,124 +52.0% 0.05% $2.4M 2024-11-14 β€”
2024 Q2 ADDED 325,074 +40,170 +14.1% 0.04% $1.6M 2024-08-14 β€”
2024 Q1 ADDED 284,904 +70,604 +32.9% 0.02% $1.1M 2024-05-15 β€”
2023 Q4 UNCHANGED 214,300 β€” 0% 0.02% $939K 2024-02-14 β€”
20 older quarters hidden  β€”  Sign in free or upgrade to Premium to see full history

🏒 Other funds also holding OB

As of 2025 Q4 β€” sorted by position size

Value Base Ltd. 3.03% IA Venture Strategies Fund II, LP 3Y 2.35% GSA CAPITAL PARTNERS LLP 3Y 7Y 0.05% Yelin Lapidot Holdings Management Ltd. 0.01% Abel Hall, LLC 0.01% Sagewood Asset Management LP 0.01% PARTNERS CAPITAL INVESTMENT GROUP, LLP 3Y 7Y 0.01% RBF Capital, LLC 3Y 7Y 0.0% XTX Topco Ltd 3Y 0.0% Robertson Stephens Wealth Management, LLC 3Y 7Y 0.0%

FAQ About BRIDGEWAY CAPITAL MANAGEMENT, LLC and OB

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

How long has BRIDGEWAY CAPITAL MANAGEMENT, LLC reported owning OB?

BRIDGEWAY CAPITAL MANAGEMENT, LLC reported OB across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported OB position in BRIDGEWAY CAPITAL MANAGEMENT, LLC's portfolio?

The largest reported portfolio weight for OB was 0.09% in 2024 Q4.

What is the latest reported OB position on this page?

The most recent filing on this page is 2025 Q4, when BRIDGEWAY CAPITAL MANAGEMENT, LLC reported 476,391 shares, equal to 0.01% of portfolio, with an estimated market value of $335K.

What does the chart on this OB ownership page compare?

The chart compares BRIDGEWAY CAPITAL MANAGEMENT, LLC's quarterly OB 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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