FIVE9 INC (FIVN) Institutional Shareholders
FIVE9 INC (FIVN) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $1.67B in FIVN holdings during the latest filing period.
Vanguard Portfolio Management Llc is currently the largest disclosed institutional shareholder of FIVN tracked by InsiderSet, reporting ownership valued at approximately $151.02M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $230.00M, representing an estimated gain of +52.30% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 49% of the total disclosed FIVN value among the investors covered in this analysis. Major shareholders include Vanguard Portfolio Management Llc, Blackrock, Inc., Voss Capital, Lp, and several other long-term asset managers with concentrated positions in FIVE9 INC (FIVN).
This page ranks the largest institutional FIVN shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
278
Total Reported Value
$1.67B
Largest Holder
Vanguard Portfolio Management Llc
Largest Position
$151.02M
Insider Transactions (90d)
20
Latest Filing Quarter
Q2 2026
New Institutional Positions
60
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Vanguard Portfolio Management Llc | 0.01% | 7,083,605 | $151,022,459 | $230,004,654 | +$78,982,195 | +52.30% | |
| Blackrock, Inc. | 0.00% | 7,074,625 | $150,831,009 | $229,713,074 | +$78,882,065 | +52.30% | |
| Voss Capital, Lp | 5.18% | 4,865,000 | $103,721,800 | $157,966,550 | +$54,244,750 | +52.30% | |
| Ameriprise Financial Inc | 0.02% | 4,140,003 | $88,317,966 | $134,425,897 | +$46,107,931 | +52.21% | |
| Vanguard Capital Management Llc | 0.00% | 3,312,397 | $70,620,304 | $107,553,531 | +$36,933,227 | +52.30% | |
| Van Berkom & Associates Inc. | 2.14% | 3,110,100 | $66,307,000 | $100,984,947 | +$34,677,947 | +52.30% | |
| Anson Funds Management Lp | 4.86% | 2,499,481 | $53,288,935 | $81,158,148 | +$27,869,213 | +52.30% | |
| Driehaus Capital Management Llc | 0.28% | 2,265,900 | $48,308,988 | $73,573,773 | +$25,264,785 | +52.30% | |
| Dimensional Fund Advisors Lp | 0.01% | 2,222,894 | $47,391,976 | $72,177,368 | +$24,785,392 | +52.30% | |
| Geode Capital Management, Llc | 0.00% | 2,163,451 | $46,133,010 | $70,247,254 | +$24,114,244 | +52.27% | |
| State Street Corp | 0.00% | 2,069,554 | $44,122,891 | $67,198,418 | +$23,075,527 | +52.30% | |
| First Trust Advisors Lp | 0.02% | 1,865,447 | $39,771,330 | $60,571,064 | +$20,799,734 | +52.30% | |
| Armistice Capital, Llc | 0.91% | 1,536,000 | $32,747,520 | $49,873,920 | +$17,126,400 | +52.30% | |
| Bank Of America Corp | 0.00% | 1,377,873 | $29,376,252 | $44,739,536 | +$15,363,284 | +52.30% | |
| Aqr Capital Management Llc | 0.01% | 1,227,051 | $25,694,440 | $39,842,346 | +$14,147,906 | +55.06% | |
| Susquehanna International Group, Llp | 0.02% | 1,149,493 | $24,507,191 | $37,324,038 | +$12,816,847 | +52.30% | |
| Point72 Asset Management, L.P. | 0.04% | 1,110,631 | $23,678,653 | $36,062,189 | +$12,383,536 | +52.30% | |
| Morgan Stanley | 0.00% | 1,089,516 | $23,228,500 | $35,376,585 | +$12,148,085 | +52.30% | |
| Goldman Sachs Group Inc | 0.00% | 1,024,736 | $21,847,372 | $33,273,178 | +$11,425,806 | +52.30% | |
| Invenomic Capital Management Lp | 1.14% | 892,658 | $19,031,469 | $28,984,605 | +$9,953,136 | +52.30% | |
| Northern Trust Corp | 0.00% | 867,751 | $18,500,451 | $28,175,875 | +$9,675,424 | +52.30% | |
| Gagnon Securities Llc | 2.97% | 722,698 | $15,407,921 | $23,466,004 | +$8,058,083 | +52.30% | |
| Cooper Creek Partners Management Llc | 0.63% | 709,281 | $15,122,000 | $23,030,354 | +$7,908,354 | +52.30% | |
| Walleye Trading Llc | 0.20% | 684,809 | $14,600,128 | $22,235,748 | +$7,635,620 | +52.30% | |
| Algert Global Llc | 0.17% | 677,141 | $14,436,646 | $21,986,768 | +$7,550,122 | +52.30% | |
| Ubs Group Ag | 0.00% | 676,362 | $14,420,038 | $21,961,474 | +$7,541,436 | +52.30% | |
| Charles Schwab Investment Management Inc | 0.00% | 643,293 | $13,715,007 | $20,887,724 | +$7,172,717 | +52.30% | |
| Glenmede Trust Co Na | 0.05% | 559,424 | $11,926,919 | $18,164,497 | +$6,237,578 | +52.30% | |
| Clark Capital Management Group, Inc. | 0.06% | 553,981 | $11,810,875 | $17,987,763 | +$6,176,888 | +52.30% | |
| Citadel Advisors Llc | 0.01% | 520,586 | $11,098,894 | $16,903,427 | +$5,804,533 | +52.30% | |
| Principal Financial Group Inc | 0.01% | 517,313 | $11,029,114 | $16,797,153 | +$5,768,039 | +52.30% | |
| S Squared Technology, Llc | 3.41% | 515,195 | $10,983,957 | $16,728,382 | +$5,744,425 | +52.30% | |
| Vanguard Fiduciary Trust Co | 0.00% | 505,500 | $10,777,260 | $16,413,585 | +$5,636,325 | +52.30% | |
| Deutsche Bank Ag\ | 0.00% | 489,292 | $10,431,706 | $15,887,311 | +$5,455,605 | +52.30% | |
| Bank Of New York Mellon Corp | 0.00% | 489,185 | $10,429,434 | $15,883,837 | +$5,454,403 | +52.30% | |
| Public Sector Pension Investment Board | 0.03% | 486,517 | $10,372,542 | $15,797,207 | +$5,424,665 | +52.30% | |
| Royce & Associates Lp | 0.08% | 485,862 | $10,358,578 | $15,775,939 | +$5,417,361 | +52.30% | |
| Acadian Asset Management Llc | 0.01% | 476,148 | $10,143,000 | $15,460,526 | +$5,317,526 | +52.43% | |
| Cerity Partners Llc | 0.01% | 474,428 | $10,114,805 | $15,404,677 | +$5,289,872 | +52.30% | |
| Jpmorgan Chase & Co | 0.00% | 459,891 | $9,866,607 | $14,932,661 | +$5,066,054 | +51.35% | |
| Two Sigma Investments, Lp | 0.01% | 445,487 | $9,497,783 | $14,464,963 | +$4,967,180 | +52.30% | |
| Royal Bank Of Canada | 0.00% | 444,565 | $9,478,000 | $14,435,026 | +$4,957,026 | +52.30% | |
| Balyasny Asset Management L.P. | 0.02% | 432,758 | $9,226,401 | $14,051,652 | +$4,825,251 | +52.30% | |
| Arrowstreet Capital, Limited Partnership | 0.00% | 408,536 | $8,709,988 | $13,265,164 | +$4,555,176 | +52.30% | |
| Squarepoint Ops Llc | 0.02% | 374,506 | $7,984,468 | $12,160,210 | +$4,175,742 | +52.30% | |
| Herald Investment Management Ltd | 1.02% | 354,500 | $7,554,395 | $11,510,615 | +$3,956,220 | +52.37% | |
| Gagnon Advisors, Llc | 4.56% | 336,277 | $7,169,426 | $10,918,914 | +$3,749,488 | +52.30% | |
| Allianz Asset Management Gmbh | 0.01% | 313,767 | $6,689,512 | $10,188,014 | +$3,498,502 | +52.30% | |
| Towle & Co | 2.20% | 304,623 | $6,494,562 | $9,891,109 | +$3,396,547 | +52.30% | |
| Pacer Advisors, Inc. | 0.02% | 295,804 | $6,307,000 | $9,604,756 | +$3,297,756 | +52.29% |
Frequently asked questions about FIVN
Who owns the most FIVN stock?
The largest holders of FIVN are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for FIVE9 INC (FIVN).
Is FIVN widely held by superinvestors?
Many widely followed stocks like FIVN appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly FIVN is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.