Five9
Cloud contact-center platform unifying voice, digital engagement, workforce tools, automation, and AI.
$33.81
After-hours close−0.24 (−0.70%)
At close$34.05(−1.50%)
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Breakdown13F · Form 4
Institutions 107.18%Insiders 4.59%
A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.
Shares outstanding 76.56M · Float 73.18M · 95.6% free float
Institutions13F, as of Jun 30, 2026
312 holders · 82.06M shares · 52 new positions · 155 increased · 97 reduced · 51 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Vanguard Portfolio Management LLC | 7.08M | 9.25% | +363.6K | Aug 13, 2026 |
| BlackRock, Inc. | 7.07M | 9.24% | +27.0K | Aug 7, 2026 |
| Voss Capital, LLC | 4.87M | 6.35% | −960.0K | Aug 14, 2026 |
| Ameriprise Financial Inc | 4.14M | 5.41% | +1.98M | Aug 14, 2026 |
| Vanguard Capital Management LLC | 3.31M | 4.33% | −16.7K | Aug 13, 2026 |
| Van Berkom & Associates Inc. | 3.11M | 4.06% | −223.0K | Aug 5, 2026 |
| Anson Funds Management LP | 2.50M | 3.26% | +412.8K | Aug 13, 2026 |
| Driehaus Capital Management LLC | 2.27M | 2.96% | +2.27Mnew | Aug 14, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Vanguard Portfolio Management | 8.97% | 6.87M | 13G | Apr 29, 2026 ↗ |
| BlackRock, Inc. | 7.80% | 5.96M | 13G | Jul 17, 2025 ↗ |
| Ameriprise Financial, Inc. | 5.40% | 4.14M | 13G | Aug 14, 2026 ↗ |
| Vanguard Capital Management | 5.11% | 3.92M | 13G | Apr 29, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Amit Mathradas | officer: Chief Executive Officer | 716.7K | 0.94% | Feb 26, 2026 |
| Michael Burkland | director | 403.9K | 0.53% | Feb 26, 2026 |
| Bryan M. Lee | officer: Chief Financial Officer | 310.0K | 0.40% | Jun 8, 2026 |
| Matthew E. Tuckness | officer: Chief Revenue Officer | 281.5K | 0.37% | Jun 8, 2026 |
| Andy Dignan | officer: President | 275.7K | 0.36% | Jun 8, 2026 |
| Tiffany N. Meriweather | officer: Chief Admin. & Legal Officer | 271.8K | 0.35% | Jun 8, 2026 |
| Five9, Inc. | officer: President | 233.4K | 0.30% | Mar 26, 2025 |
| Niranjan Vijayaragavan | officer: Chief Technology Officer | 207.7K | 0.27% | Jul 15, 2026 |
| Barry Zwarenstein | officer: Chief Financial Officer | 184.6K | 0.24% | Mar 6, 2025 |
| Panos Kozanian | officer: EVP, Product Engineering | 161.7K | 0.21% | Jun 8, 2026 |
4 ten-percent owners hold 48.4K shares by Form 4, outside the officers-and-directors figure above · 18 people have not refiled in the last 18 months (2.02M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Jun 5, 2026 | Andy Dignanofficer: President | Sale | 3,073 | $24.25 | 275,687 |
| Jun 4, 2026 | Andy Dignanofficer: President | Sale · 4 lots | 8,203 | $24.76 | 278,760 |
| Jun 5, 2026 | Bryan M. Leeofficer: Chief Financial Officer | Sale | 1,511 | $24.25 | 309,951 |
| Jun 4, 2026 | Bryan M. Leeofficer: Chief Financial Officer | Sale · 4 lots | 16,620 | $24.81 | 311,462 |
| Jun 4, 2026 | Leena Mansharamaniofficer: SVP, Chief Accounting Officer | Sale | 2,556 | $24.81 | 57,698 |
| Jun 4, 2026 | Matthew E. Tucknessofficer: Chief Revenue Officer | Sale | 8,645 | $24.81 | 281,492 |
| Jun 4, 2026 | Panos Kozanianofficer: EVP, Product Engineering | Sale | 5,869 | $24.81 | 161,671 |
| Jun 4, 2026 | Tiffany N. Meriweatherofficer: Chief Admin. & Legal Officer | Sale | 9,526 | $24.81 | 271,772 |
| May 14, 2026 | Tiffany N. Meriweatherofficer: Chief Admin. & Legal Officer | Sale | 21,320 | $20.98 | 281,298 |
| May 13, 2026 | Tiffany N. Meriweatherofficer: Chief Admin. & Legal Officer | Sale | 8,497 | $21.22 | 302,618 |
CongressHouse and Senate disclosures
Not reported.