Security key
30226D106
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 127,009,652
- Total 13F value
- $1,918,078,614
- Share change
- -2,238,038
- Put/Call ratio
- 153%
- SEC-reported price per share
- $15.08
- Number of holders
- 297
- Value change
- -$42,849,078
- Number of buys
- 167
- Number of sells
- 134
- Shares outstanding
- 134,496,812
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
297
Top holders
10
EXTR full security history
Ownership snapshot
Full 13F holder table
EXTREME NETWORKS INC SEC filings
EXTREME NETWORKS INC company facts
Broader feeds
Ownership snapshot
Top reported holders of EXTR - EXTREME NETWORKS INC - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
VANGUARD PORTFOLIO MANAGE...
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
31 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 10%
13D/G row: VANGUARD PORTFOLIO MANAGEMENT LLC
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD PORTFOLIO MANAGEMENT LLC leads the comparable SEC ownership view at 10%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens VANGUARD PORTFOLIO MANAGEMENT LLC's linked filing trail.
Comparable ownership
Top 5
VANGUARD PORTFOLIO MANAGEMENT LLC
10%
VANGUARD CAPITAL MANAGEMENT LLC
5%
John C. Shoemaker
0.43%
Charles Carinalli
0.28%
Ingrid Burton
0.07%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
Vanguard Portfolio Management
|
10%
|
$207,511,068
13,439,836 shares
|
$0 | 27 Feb 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
Vanguard Capital Management
|
5%
|
$102,424,702
6,792,089 shares
|
$0 | 31 Mar 2026 |
| John C. Shoemaker |
3/4/5
Director
|
0.43%
|
$12,233,880
582,345 shares
mixed-class rows
|
— | 12 Nov 2025 |
| Charles Carinalli |
3/4/5
Director
|
0.28%
|
$8,058,491
380,147 shares
mixed-class rows
|
— | 12 Nov 2025 |
| Ingrid Burton |
3/4/5
Director
|
0.07%
|
$2,139,582
93,517 shares
mixed-class rows
|
— | 12 Nov 2025 |
| BlackRock, Inc. |
13F
Company
|
14%
|
$323,970,061
19,457,661 shares
|
— | 31 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
297
Shares
127,009,652
Rows available
297
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q1 2026 Across Filers
Q1 2026 holders
297
Q1 2026 holders
297
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|