FIVN

Five9, Inc.

Company with tickers: FIVN

CIK
1288847
CUSIP
338307101
Shares Outstanding
76,563,988
13F Activity (30d)
242 filings 239 filers
Holders: 292
Total Value: $1,296,315,846
Total Shares: 85,452,606
Showing 1–100 of 315 holdings by value · page 1 of 4

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 292 13F filers · Δ vs Dec 31, 2025
Top Holder
8.2%
Jun 2023 → Mar 2026 · range 8.1% – 12.6%
−2.9 pts
Top 5
31.3%
Jun 2023 → Mar 2026 · range 27.7% – 40.6%
−5.9 pts
Top 10
46.8%
Jun 2023 → Mar 2026 · range 44.3% – 54.7%
−7.9 pts
HHI
312
Jun 2023 → Mar 2026 · range 277 – 447
Broadly held −91

Quarterly Activity

vs Dec 31, 2025
New
55
Increased
112
Decreased
90
Sold Out
50
Unchanged
35
Holder count: +5
Institutional value: -28.1%
Shares held: -5.0%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 315
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Holder Value (USD) % of 13F Shares Open
Page 1 of 4
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