BRIDGEWAY CAPITAL MANAGEMENT, LLC ULBI — ULTRALIFE BATTERIES INC COM

Ownership history in BRIDGEWAY CAPITAL MANAGEMENT, LLC  ·  69 quarters on record

AI Ownership Summary

BRIDGEWAY CAPITAL MANAGEMENT, LLC reported ULTRALIFE BATTERIES INC COM (ULBI) in 69 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 0.02% in 2024 Q2. The latest visible filing shows ULBI 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 ULBI 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 ULTRALIFE BATTERIES INC COM, 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

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

High-water mark
Peak Conviction
0.02% in 2024 Q2

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 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.

ULBI stock page BRIDGEWAY CAPITAL MANAGEMENT, LLC fund profile BRIDGEWAY CAPITAL MANAGEMENT, LLC full holdings
How BRIDGEWAY CAPITAL MANAGEMENT, LLC held ULBI — position size vs. price
% of Fund (quarterly)    ULBI price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 UNCHANGED — — — 59,579 — 0% 0.01% $388K 2026-05-15 $6.07
2025 Q4 UNCHANGED — — — 59,579 — 0% 0.01% $341K 2026-02-17 $6.22
2025 Q3 ADDED — — — 59,579 +18,400 +44.7% 0.01% $406K 2025-11-14 $5.56
2025 Q2 UNCHANGED — — — 41,179 — 0% 0.01% $370K 2025-08-14 $6.65
2025 Q1 REDUCED 44.3% +66.9% ❌ 41,179 -32,700 -44.3% 0.01% $222K 2025-05-15 $5.92
2024 Q4 REDUCED 8.9% -27.8% ✅ 73,879 -7,231 -8.9% 0.01% $550K 2025-02-14 $7.16
2024 Q3 REDUCED 19.2% -19.8% ✅ 81,110 -19,226 -19.2% 0.02% $733K 2024-11-14 $7.67
2024 Q2 ADDED — — — 100,336 +2,340 +2.4% 0.02% $1.1M 2024-08-14 $10.12
2024 Q1 ADDED — — — 97,996 +2,275 +2.4% 0.02% $863K 2024-05-15 $11.87
2023 Q4 REDUCED 7.3% +46.0% ❌ 95,721 -7,504 -7.3% 0.01% $653K 2024-02-14 $7.90
59 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding ULBI

As of 2026 Q1 — sorted by position size

Teton Advisors, LLC 0.5% Truffle Hound Capital, LLC 0.42% Visionary Wealth Advisors 3Y 0.32% Pitti Group Wealth Management, LLC 3Y 0.11% RBF Capital, LLC 3Y 7Y 0.07% Janney Montgomery Scott LLC 3Y 7Y 0.01% Ancora Advisors LLC 3Y 7Y 0.01% Connor, Clark & Lunn Investment Management Ltd. 3Y 7Y 0.0% RENAISSANCE TECHNOLOGIES LLC 3Y 7Y 0.0% DIMENSIONAL FUND ADVISORS LP 3Y 7Y 0.0%

FAQ About BRIDGEWAY CAPITAL MANAGEMENT, LLC and ULBI

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 ULBI?

BRIDGEWAY CAPITAL MANAGEMENT, LLC reported ULBI across 10 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

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

The largest reported portfolio weight for ULBI was 0.02% in 2024 Q2.

What is the latest reported ULBI position on this page?

The most recent filing on this page is 2026 Q1, when BRIDGEWAY CAPITAL MANAGEMENT, LLC reported 59,579 shares, equal to 0.01% of portfolio, with an estimated market value of $388K.

What does the chart on this ULBI ownership page compare?

The chart compares BRIDGEWAY CAPITAL MANAGEMENT, LLC's quarterly ULBI 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 BRIDGEWAY CAPITAL MANAGEMENT, LLC time their ULBI position?

Based on 13F filing dates vs. subsequent ULBI price moves, BRIDGEWAY CAPITAL MANAGEMENT, LLC correctly timed 19 out of 39 reported position changes (49%). The annualised alpha on ULBI relative to SPY over the holding period was -13.7%.

← Back to BRIDGEWAY CAPITAL MANAGEMENT, LLC Holdings