GABELLI & Co INVESTMENT ADVISERS, INC. HOLX — HOLOGIC INC

Ownership history in GABELLI & Co INVESTMENT ADVISERS, INC.  ·  6 quarters on record

AI Ownership Summary

GABELLI & Co INVESTMENT ADVISERS, INC. reported HOLOGIC INC (HOLX) in 6 quarterly 13F filings from 2025 Q4 through 2026 Q1. Peak portfolio weight reached 3.46% in 2026 Q1. The latest visible filing shows HOLX at 3.46% 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 HOLX ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was GABELLI & Co INVESTMENT ADVISERS, INC.'s position in HOLOGIC INC, 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

HOLX was reported at 3.46% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
3.46% in 2026 Q1

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

Time in book
Holding Window
2025 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.

HOLX stock page GABELLI & Co INVESTMENT ADVISERS, INC. fund profile GABELLI & Co INVESTMENT ADVISERS, INC. full holdings
How GABELLI & Co INVESTMENT ADVISERS, INC. held HOLX — position size vs. price
% of Fund (quarterly)
📋 Quarterly Holdings History 2 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 ADDED — — — 308,300 +55,300 +21.9% 3.46% $23.3M 2026-05-14 $65.96
2025 Q4 UNCHANGED — — — 253,000 — 0% 2.83% $18.8M 2026-02-05 $84.08
4 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding HOLX

As of 2026 Q2 — sorted by position size

DekaBank Deutsche Girozentrale 3Y 7Y 0.19% AlphaGrep UK Ltd 0.17% MIZUHO SECURITIES USA LLC 0.02% WELLINGTON-ALTUS USA INC. 0.02% Louisiana State Employees Retirement System 3Y 7Y 0.01% BROADWATER CAPITAL MANAGEMENT LLC 0.01% Jump Financial, LLC 3Y 0.01% MV CAPITAL MANAGEMENT, INC. 3Y 7Y 0.0% Principia Wealth Advisory, LLC 0.0% IFP Advisors, Inc 3Y 7Y 0.0%

FAQ About GABELLI & Co INVESTMENT ADVISERS, INC. and HOLX

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

How long has GABELLI & Co INVESTMENT ADVISERS, INC. reported owning HOLX?

GABELLI & Co INVESTMENT ADVISERS, INC. reported HOLX across 2 quarterly 13F filings, from 2025 Q4 through 2026 Q1.

What was the largest reported HOLX position in GABELLI & Co INVESTMENT ADVISERS, INC.'s portfolio?

The largest reported portfolio weight for HOLX was 3.46% in 2026 Q1.

What is the latest reported HOLX position on this page?

The most recent filing on this page is 2026 Q1, when GABELLI & Co INVESTMENT ADVISERS, INC. reported 308,300 shares, equal to 3.46% of portfolio, with an estimated market value of $23.3M.

What does the chart on this HOLX ownership page compare?

The chart compares GABELLI & Co INVESTMENT ADVISERS, INC.'s quarterly HOLX 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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