8x8, Inc. (EGHT) Ownership

NASDAQ: EGHTTop holders, insider trades and short interest.

EGHT ownership summary

as of October 18, 2026
Institutions
72.9%
of shares outstanding
Insiders
2.67%
of shares outstanding
Shares outstanding
144.4M
Float
137.4M
shares available to trade
Short interest
2.05%
2.9M shares short
Days to cover
1.75
short interest down 15.1% vs prior month
  • Institutions 72.93%
  • Insiders 2.67%
  • Other investors 24.40%

EGHT top institutional holders

20 largest
8x8, Inc. top institutional holders
#Holder% of sharesSharesValueChangeReported
1BlackRock Inc8.38%12.1M$23.4M+124,184 (+1.0%)June 30, 2026
2Vanguard Portfolio Management, LLC5.32%7.7M$14.9M+520,281 (+7.3%)June 30, 2026
3Vanguard Capital Management, LLC4.12%5.9M$11.5M+173,328 (+3.0%)June 30, 2026
4Acadian Asset Management LLC3.94%5.7M$11.0M+859,764 (+17.8%)June 30, 2026
5Sylebra Capital LLC2.91%4.2M$8.1M−4.7M (−53.0%)June 30, 2026
6AQR Capital Management LLC2.63%3.8M$7.3M−930,396 (−19.7%)June 30, 2026
7Geode Capital Management, LLC2.55%3.7M$7.1M+373,077 (+11.3%)June 30, 2026
8The Goldman Sachs Group Inc1.99%2.9M$5.6M+1.6M (+125.0%)June 30, 2026
9State Street Corp1.95%2.8M$5.4M+60,750 (+2.2%)June 30, 2026
10JPMorgan Chase & Co1.76%2.5M$4.9M+297,065 (+13.3%)June 30, 2026
11Marshall Wace Asset Management Ltd1.49%2.1M$4.2M−753,752 (−26.0%)June 30, 2026
12Impax Asset Management Group PLC1.39%2.0M$3.9M—June 30, 2026
13Boston Partners Global Investors, Inc1.29%1.9M$3.6M−4.8M (−72.2%)June 30, 2026
14Hillsdale Investment Management Inc.1.29%1.9M$3.6M+207,600 (+12.6%)June 30, 2026
15D. E. Shaw & Co LP1.28%1.8M$3.6M—June 30, 2026
16FMR Inc1.26%1.8M$3.5M+169,320 (+10.3%)June 30, 2026
17Two Sigma Investments LLC1.23%1.8M$3.4M+392,272 (+28.3%)June 30, 2026
18Bank of America Corp1.15%1.7M$3.2M−4.4M (−72.7%)June 30, 2026
19Dimensional Fund Advisors, Inc.1.13%1.6M$3.2M+121,635 (+8.1%)June 30, 2026
20Morgan Stanley - Brokerage Accounts1.04%1.5M$2.9M−84,601 (−5.4%)June 30, 2026

Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 12 holders added 4.9M shares and 6 cut 15.7M.

EGHT top mutual fund and ETF holders

20 largest
8x8, Inc. top fund holders
#Holder% of sharesSharesValueChangeReported
1Vanguard MStar Total Stk Mkt Idx Invest2.93%4.2M$8.2M—August 31, 2026
2iShares Russell 2000 ETF2.56%3.7M$7.2M−42,496 (−1.1%)September 30, 2026
3Vanguard Information Technology ETF2.15%3.1M$6.0M+5,135 (+0.2%)September 30, 2026
4Fidelity Small Cap Index1.05%1.5M$2.9M−1,871 (−0.1%)July 31, 2026
5Vanguard Strategic Equity Inv1.05%1.5M$2.9M—June 30, 2026
6Fidelity Enhanced Small Cap Core ETF1.03%1.5M$2.9M+3,102 (+0.2%)September 30, 2026
7iShares Russell 2000 Value ETF0.94%1.4M$2.6M+2,058 (+0.2%)September 30, 2026
8Vanguard Explorer Inv0.88%1.3M$2.5M—June 30, 2026
9Impax Small Cap Institutional0.78%1.1M$2.2M−881,985 (−44.1%)August 31, 2026
10Vanguard Russell 2000 ETF0.57%826K$1.6M+26,863 (+3.4%)September 30, 2026
11Schwab US Small-Cap ETF™0.54%772K$1.5M+522 (+0.1%)September 30, 2026
12Goldman Sachs Small Cp Val Insghts Instl0.53%765K$1.5M+563,766 (+280.6%)July 31, 2026
13Fidelity Extended Market Index0.50%716K$1.4M+35,845 (+5.3%)August 31, 2026
14U.S. Equity Small Cap Corporate Cl OF0.45%645K$1.3M−40,501 (−5.9%)June 30, 2026
15Meridian Small Cap Growth Legacy0.43%623K$1.2M—June 30, 2026
16JPMorgan US Small Company L0.43%613K$1.2M−543,089 (−47.0%)August 31, 2026
17Invenomic Institutional0.39%561K$1.1M−845,999 (−60.1%)July 31, 2026
18Fidelity VIP Disciplined Small Cap Init0.38%550K$1.1M—July 31, 2026
19Vanguard Strategic Small-Cap Equity Inv0.38%550K$1.1M—June 30, 2026
20Lazard Baylight US Sm Cap Eq WW Dist EUR0.38%541K$1.0M+426,157 (+371.8%)June 30, 2026

Funds report holdings monthly or quarterly; dates differ by fund.

EGHT insider transactions

latest 7
8x8, Inc. insider transactions
DateNameTransactionPriceSharesValue
2026-02-04Hunter MiddletonSell$2.5085,044$212,610
2025-12-01Laurence DennySell$1.955,000$9,750
2025-07-28Elizabeth Harriet TheophilleSell$2.0524,271$49,756
2025-06-18Andrew F BurtonSell$1.856,644$12,291
2025-06-12Sylebra Capital LlcSell$1.79103,826$185,849
2025-06-11Sylebra Capital LlcSell$1.84200,000$368,000
2025-05-15Kevin KrausSell$1.811,000$1,810

Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.

EGHT shares outstanding

Shares outstanding

Year-end shares outstanding, adjusted for splits.

Who owns EGHT

Institutional investors own 72.9% of 8x8's shares and insiders 2.67%. The largest holder is BlackRock Inc with 8.38% of the shares (12.1M), as of June 30, 2026. Among the top 20 institutions, 12 added shares and 6 reduced their stake in the latest filings. Short interest is 2.05% of the float, or 1.75 days of average trading volume. The share count rose 53.7% since 2014.

Related: EGHT analyst forecast, EGHT key metrics. See the EGHT stock overview for the latest quote and news.

EGHT ownership FAQ

Who owns the most 8x8 stock?

The largest shareholders of 8x8 are BlackRock Inc (8.38%), Vanguard Portfolio Management, LLC (5.32%), Vanguard Capital Management, LLC (4.12%), Acadian Asset Management LLC (3.94%), Sylebra Capital LLC (2.91%).

What percentage of 8x8 is owned by institutions?

Institutions hold 72.9% of 8x8's shares outstanding; insiders hold 2.67%.

Which funds own 8x8?

The largest fund holders of 8x8 are Vanguard MStar Total Stk Mkt Idx Invest (2.93%), iShares Russell 2000 ETF (2.56%), Vanguard Information Technology ETF (2.15%), Fidelity Small Cap Index (1.05%), Vanguard Strategic Equity Inv (1.05%).

What is 8x8's short interest?

2.9M shares of 8x8 were sold short, 2.05% of the float; at the average daily volume it would take 1.75 days to cover.

Are insiders buying or selling 8x8?

Of the latest 7 reported insider transactions in 8x8 (since May 15, 2025), 0 were purchases and 7 were sales.

How many shares of 8x8 are outstanding?

8x8 has 144.4M shares outstanding, of which 137.4M are in the public float.

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