Circumference Group LLC EXTR — EXTREME NETWORKS

Ownership history in Circumference Group LLC  ·  8 quarters on record

AI Ownership Summary

Circumference Group LLC reported EXTREME NETWORKS (EXTR) in 8 quarterly 13F filings from 2024 Q1 through 2025 Q4. Peak portfolio weight reached 7.36% in 2025 Q2. The latest visible filing shows EXTR at 4.84% 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 EXTR ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Circumference Group LLC's position in EXTREME NETWORKS, 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

EXTR was reported at 4.84% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
7.36% in 2025 Q2

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

Time in book
Holding Window
2024 Q1 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.

EXTR stock page Circumference Group LLC fund profile Circumference Group LLC full holdings
How Circumference Group LLC held EXTR — position size vs. price
% of Fund (quarterly)    EXTR price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 8 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 UNCHANGED — — — 270,000 — 0% 4.84% $4.5M 2026-02-14 (Est.) $14.46
2025 Q3 REDUCED 31.6% -18.1% ✅ 270,000 -125,000 -31.6% 6.23% $5.6M 2025-11-14 $17.64
2025 Q2 UNCHANGED — — — 395,000 — 0% 7.36% $7.1M 2025-08-14 $19.75
2025 Q1 ADDED — — — 395,000 +90,000 +29.5% 6.40% $5.2M 2025-05-15 $16.34
2024 Q4 REDUCED 33.7% -21.0% ✅ 305,000 -155,000 -33.7% 4.39% $5.1M 2025-02-14 $16.38
2024 Q3 UNCHANGED — — — 460,000 — 0% 7.16% $6.9M 2024-11-14 $16.10
2024 Q2 ADDED — — — 460,000 +130,000 +39.4% 6.52% $6.2M 2024-08-13 $13.91
2024 Q1 INITIATED — — — 330,000 — — 3.57% $3.8M 2024-05-15 $10.84

🏢 Other funds also holding EXTR

As of 2026 Q1 — sorted by position size

BROOKTREE CAPITAL MANAGEMENT 3Y 2.66% Aurora Investment Counsel 3Y 7Y 1.43% Penbrook Management LLC 3Y 7Y 0.95% Ballast Asset Management, LP 0.94% Mirador Capital Partners LP 3Y 7Y 0.89% Villanova Investment Management Co LLC 0.75% LYELL WEALTH MANAGEMENT, LP 3Y 7Y 0.65% Capital Advantage, Inc. 3Y 7Y 0.47% Green Alpha Advisors, LLC 3Y 0.37% Bayforest Capital Ltd 0.15%

FAQ About Circumference Group LLC and EXTR

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

How long has Circumference Group LLC reported owning EXTR?

Circumference Group LLC reported EXTR across 8 quarterly 13F filings, from 2024 Q1 through 2025 Q4.

What was the largest reported EXTR position in Circumference Group LLC's portfolio?

The largest reported portfolio weight for EXTR was 7.36% in 2025 Q2.

What is the latest reported EXTR position on this page?

The most recent filing on this page is 2025 Q4, when Circumference Group LLC reported 270,000 shares, equal to 4.84% of portfolio, with an estimated market value of $4.5M.

What does the chart on this EXTR ownership page compare?

The chart compares Circumference Group LLC's quarterly EXTR 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 Circumference Group LLC time their EXTR position?

Based on 13F filing dates vs. subsequent EXTR price moves, Circumference Group LLC correctly timed 5 out of 5 reported position changes (100%). The annualised alpha on EXTR relative to SPY over the holding period was +10.0%.

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