Who owns Extreme Networks, Inc.?
Institutional ownership of EXTR from SEC Form 13F filings across 225 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
225
13F holders
$2.92B
value, 2026 filers
77.1%
of shares outstanding (99.4M sh)
43
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of EXTR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 20.8M | $674.7M | 0.0% | 16.2% | +3.2% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 12.8M | $415.7M | 0.0% | 10% | -5.4% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 5.7M | $183.9M | 0.0% | 4.4% | -50.9% |
| 4 | PRICE T ROWE ASSOCIATES INC /MD/ | 5.3M | $172,381 | 0.0% | 4.1% | +3350.1% |
| 5 | FMR LLC | 3.5M | $113.6M | 0.0% | 2.7% | +5.6% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 3.4M | $110.3M | 0.0% | 2.6% | +2.4% |
| 7 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 3.4M | $108.7M | 0.0% | 2.6% | +3.4% |
| 8 | GOLDMAN SACHS GROUP INC | 3.0M | $97.3M | 0.0% | 2.3% | -3.9% |
| 9 | AMERICAN CENTURY COMPANIES INC | 2.5M | $80.3M | 0.0% | 1.9% | +1518.1% |
| 10 | MORGAN STANLEY | 1.8M | $58.5M | 0.0% | 1.4% | +0.8% |
| 11 | AMERIPRISE FINANCIAL INC | 1.7M | $55.0M | 0.0% | 1.3% | +107.9% |
| 12 | Nuveen, LLC | 1.5M | $48.0M | 0.0% | 1.2% | -5.9% |
| 13 | NORTHERN TRUST CORP | 1.5M | $47.3M | 0.0% | 1.1% | +4.2% |
| 14 | ALLIANCEBERNSTEIN L.P. | 1.4M | $21.6M | 0.0% | 1.1% | -10.7% |
| 15 | BANK OF AMERICA CORP /DE/ | 1.4M | $45.5M | 0.0% | 1.1% | +85.8% |
| 16 | Sixth Street Partners Management Company, L.P.NEW | 1.4M | $44.7M | 7.7% | 1.1% | new |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.4M | $44.7M | 0.0% | 1.1% | -7.7% |
| 18 | MILLENNIUM MANAGEMENT LLC | 1.0M | $33.3M | 0.0% | 0.8% | +546.6% |
| 19 | ACADIAN ASSET MANAGEMENT LLC | 975,210 | $31,554 | 0.0% | 0.8% | -2.4% |
| 20 | D. E. Shaw & Co., Inc. | 938,182 | $30.4M | 0.0% | 0.7% | -36.2% |
| 21 | VANGUARD FIDUCIARY TRUST CO | 929,038 | $30.1M | 0.0% | 0.7% | +0.1% |
| 22 | JANE STREET GROUP, LLCNEW | 923,559 | $29.9M | 0.0% | 0.7% | new |
| 23 | Public Sector Pension Investment Board | 898,514 | $29.1M | 0.1% | 0.7% | +23.7% |
| 24 | VICTORY CAPITAL MANAGEMENT INC | 847,803 | $27.4M | 0.0% | 0.7% | -49.8% |
| 25 | TWO SIGMA INVESTMENTS, LP | 812,553 | $26.3M | 0.0% | 0.6% | +115.5% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.