13F Insight
DOSSIER · 13F Holders · Q2 2026
FIVN 1 03/15/29

FIVE9 INC

51 institutions still hold FIVE9 INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 338307AF8·51 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$581M
visible holders
Holders
51
filers reporting
Concentration
30.65%
Lynrock Lake LP #1
top holder share
AI Holders Summary · Q2 2026

51 institutions reported FIVN 1 03/15/29 in Q2 2026. Lynrock Lake LP leads at 30.7% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Lynrock Lake LP
CIK 0001734341
$178M200.2M11.25%Q2 202602
Opti Capital Management, LP
CIK 0001738654
$58M65.0M3.54%Q2 202603
OAKTREE CAPITAL MANAGEMENT LP
CIK 0000949509
$47M53.3M0.66%Q2 202604
Radcliffe Capital Management, L.P.
CIK 0001218275
$39M43.5M2.93%Q2 202605
BALYASNY ASSET MANAGEMENT L.P.
CIK 0001218710
$32M35.5M0.04%Q2 202606
Nuveen, LLC
CIK 0001871926
$27M30.8M0.01%Q2 202607
Lodbrok Capital LLP
CIK 0001778719
$26M29.7M34.12%Q3 202508
Verition Fund Management LLC
CIK 0001454027
$24M27.0M0.12%Q2 202609
TENOR CAPITAL MANAGEMENT Co., L.P.
CIK 0001346554
$21M23.0M0.29%Q2 202610
BlackRock, Inc.
CIK 0002012383
$20M23.0M0.00%Q2 202611
STATE STREET CORP
CIK 0000093751
$17M19.2M0.00%Q2 202612
JPMORGAN CHASE & CO
CIK 0000019617
$16M18.1M0.00%Q2 202613
Walleye Capital LLC
CIK 0001758720
$16M17.5M0.06%Q2 202614
ADVENT CAPITAL MANAGEMENT /DE/
CIK 0001097278
$13M14.6M0.29%Q2 202615
Context Capital Management, LLC
CIK 0001301396
$13M14.3M0.25%Q2 202616
Calamos Advisors LLC
CIK 0001316507
$9M9.7M0.03%Q2 202617
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$8M8.5M0.00%Q2 202618
Russell Investments Group, Ltd.
CIK 0001692234
$7M7.4M0.01%Q2 202619
Ewing Morris & Co. Investment Partners Ltd.
CIK 0001846838
$6M7.0M3.26%Q2 202620
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main
CIK 0001694217
$6M6.3M0.00%Q2 2026
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