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FIVN · Five9, Inc.

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Market Cap
$2.51B
Shares
74.72M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 297
Total Value: $1,853,207,649
Total Shares: 86,945,598
Showing 1–100 of 315 holdings by value · page 1 of 4

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 297 13F filers · Δ vs Mar 31, 2026
Top Holder
8.1%
Sep 2023 → Jun 2026 · range 8.1% – 13.1%
−0.1 pts
Top 5
30.8%
Sep 2023 → Jun 2026 · range 30.6% – 41.6%
−0.4 pts
Top 10
46.2%
Sep 2023 → Jun 2026 · range 46.2% – 55.5%
−0.4 pts
HHI
305
Sep 2023 → Jun 2026 · range 305 – 467
Broadly held−4

Quarterly Activity

vs Mar 31, 2026
New
52
Increased
104
Decreased
100
Sold Out
50
Unchanged
41
Holder count: +2
Institutional value: +42.3%
Shares held: +1.3%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 315
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1288847 CUSIP 338307101 13F (30d) 227 filings 222 filers Visit website Investor relations