OSIS — OSI SYSTEMS INC COM

Ownership history in GAMMA Investing LLC  ·  10 quarters on record

AI Ownership Summary

GAMMA Investing LLC reported OSI SYSTEMS INC COM (OSIS) in 10 quarterly 13F filings from 2023 Q4 through 2026 Q1. The latest visible filing shows OSIS at 0.00% 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 OSIS ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was GAMMA Investing LLC's position in OSI SYSTEMS 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

OSIS was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.0% in 2023 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 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.

OSIS stock page GAMMA Investing LLC fund profile GAMMA Investing LLC full holdings
How GAMMA Investing LLC held OSIS — position size vs. price
% of Fund (quarterly)    OSIS price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 ADDED 349 +19 +5.8% 0.00% $93K 2026-04-06 $274.33
2025 Q4 ADDED 330 +54 +19.6% 0.00% $84K 2026-01-05 $271.38
2025 Q3 REDUCED 276 -2 -0.7% 0.00% $69K 2025-10-02 $248.08
2025 Q2 REDUCED 278 -30,816 -99.1% 0.00% $63K 2025-07-14 $212.30
2025 Q1 ADDED 31,094 +30,980 +27175.4% 0.00% $160K 2025-04-07 $178.77
2024 Q4 REDUCED 114 -81 -41.5% 0.00% $19K 2025-01-03 $166.78
2024 Q3 ADDED 195 +62 +46.6% 0.00% $30K 2024-10-07 $145.73
2024 Q2 ADDED 133 +66 +98.5% 0.00% $18K 2024-07-02 $137.16
2024 Q1 REDUCED 67 -62 -48.1% 0.00% $10K 2024-04-05 $142.37
2023 Q4 INITIATED 129 — — 0.00% $17K 2024-02-01 $130.27

🏢 Other funds also holding OSIS

As of 2026 Q1 — sorted by position size

Cascade Investment Advisors, Inc. 3Y 7Y 1.46% MOODY ALDRICH PARTNERS LLC 3Y 7Y 0.87% Oliver Luxxe Assets LLC 3Y 7Y 0.64% Register Financial Advisors LLC 3Y 0.63% Stanley-Laman Group, Ltd. 3Y 7Y 0.61% CHATHAM CAPITAL GROUP, INC. 3Y 7Y 0.6% GHP Investment Advisors, Inc. 3Y 7Y 0.36% Pasadena Private Wealth, LLC 3Y 7Y 0.18% RETIREMENT GUYS FORMULA LLC 3Y 0.1% NorthCrest Asset Manangement, LLC 3Y 0.08%

FAQ About GAMMA Investing LLC and OSIS

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

How long has GAMMA Investing LLC reported owning OSIS?

GAMMA Investing LLC reported OSIS across 10 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported OSIS position in GAMMA Investing LLC's portfolio?

The largest reported portfolio weight for OSIS was 0.00% in 2023 Q4.

What is the latest reported OSIS position on this page?

The most recent filing on this page is 2026 Q1, when GAMMA Investing LLC reported 349 shares, equal to 0.00% of portfolio, with an estimated market value of $93K.

What does the chart on this OSIS ownership page compare?

The chart compares GAMMA Investing LLC's quarterly OSIS 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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