Five9, Inc.
FIVN- Exchange
- Nasdaq
- Industry
- Services-Computer Processing & Data Preparation
- SEC CIK
- 0001288847
In the last 90 days, Five9, Inc. insiders filed 0 open-market purchases and 6 sales; 292 institutions reported holding it in 13F filings for Q2 2026, worth $1.70B in total; no superinvestor holds it.
Holders of 5% or more of FIVN
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Five9, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 15.50%11.9M shares | +7.70 ppfrom 7.80% | Feb 5, 20254 filings | Aug 6, 2026 | SEC |
| Vanguard Portfolio Management LLC | 13G/A | 10.31%7.90M shares | +1.34 ppfrom 8.97% | Apr 29, 20262 filings | Aug 6, 2026 | SEC |
| Voss Capital, LLC | 13G/A | 8.00%6.29M shares | +2.20 ppfrom 5.80% | Aug 13, 20252 filings | Feb 13, 2026 | SEC |
| Ameriprise Financial Inc | 13G | 5.40%4.14M shares | New | Aug 14, 20261 filing | Aug 14, 2026 | SEC |
| Vanguard Capital Management LLC | 13G | 5.11%3.92M shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
24 Schedule 13D and 13G filings on Five9, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 14, 202610:49 AM ET | Ameriprise Financial Incand 1 other | 13G | 5.40%4.14M shares | New | Jun 30, 2026 | SEC |
| Aug 6, 20261:24 PM ET | BlackRock, Inc. | 13G/A | 15.50%11.9M shares | +7.70 ppfrom 7.80% | Jul 31, 2026 | SEC |
| Aug 6, 202612:20 PM ET | Vanguard Portfolio Management LLC | 13G/A | 10.31%7.90M shares | +1.34 ppfrom 8.97% | Jul 31, 2026 | SEC |
| Apr 29, 20266:48 PM ET | Vanguard Capital Management LLC | 13G | 5.11%3.92M shares | New | Mar 31, 2026 | SEC |
| Apr 29, 20261:53 PM ET | Vanguard Portfolio Management LLC | 13G | 8.97%6.87M shares | New | Mar 31, 2026 | SEC |
| Mar 26, 20266:37 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Feb 27, 202610:07 AM ET | Pictet Asset Management SA | 13D/A | 3.80%2.87M shares | −3.60 ppfrom 7.40%Below 5% | Feb 26, 2026 | SEC |
| Feb 17, 202612:04 PM ET | Pictet Asset Management SA | 13D/A | 7.40% | 0.00 ppfrom 7.40% | Feb 13, 2026 | SEC |
| Feb 17, 202611:05 AM ET | Pictet Asset Management SA | 13D/A | 7.40%5.78M shares | −1.10 ppfrom 8.50% | Apr 15, 2025 | SEC |
| Feb 13, 20264:13 PM ET | Voss Capital, LLCand 4 others | 13G/A | 8.00%6.29M shares | +2.20 ppfrom 5.80% | Dec 31, 2025 | SEC |
| Feb 5, 20261:23 PM ET | FMR LLCand 1 other | 13G/A | 0.90%692.1K shares | −4.20 ppfrom 5.10%Below 5% | Dec 31, 2025 | SEC |
| Nov 5, 202511:35 AM ET | FMR LLCand 1 other | 13G/A | 5.10%3.94M shares | −2.80 ppfrom 7.90% | Sep 30, 2025 | SEC |
| Aug 13, 20257:59 PM ET | Voss Capital, LLCand 4 others | 13G | 5.80%4.47M shares | New | Aug 7, 2025 | SEC |
| Aug 11, 202512:08 PM ET | Pictet Asset Management SA | 13D/A | 8.50%6.58M shares | – | Aug 6, 2025 | SEC |
| Aug 7, 202510:12 AM ET | Pictet Asset Management SA | 13D/A | – | – | Aug 6, 2025 | SEC |
| Jul 17, 20258:12 PM ET | BlackRock, Inc. | 13G/A | 7.80%5.96M shares | +2.30 ppfrom 5.50% | Jun 30, 2025 | SEC |
| May 12, 202510:32 AM ET | FMR LLCand 1 other | 13G/A | 7.90%6.03M shares | −4.20 ppfrom 12.10% | Mar 31, 2025 | SEC |
| Apr 17, 20259:35 AM ET | BlackRock, Inc. | 13G/A | 5.50%4.15M shares | −1.00 ppfrom 6.50% | Mar 31, 2025 | SEC |
| Apr 15, 20252:45 PM ET | Pictet Asset Management SA | 13D/A | 7.30%5.55M shares | 0.00 ppfrom 7.30% | Apr 15, 2025 | SEC |
| Apr 15, 202510:51 AM ET | Pictet Asset Management SA | 13D | 7.30%5.55M shares | −1.50 ppfrom 8.80% | Apr 15, 2025 | SEC |
| Feb 14, 20254:34 PM ET | Alyeska Investment Group, L.P.and 2 others | 13G/A | 4.23%3.18M shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 12, 20259:28 AM ET | FMR LLCand 1 other | 13G/A | 12.10%9.10M shares | – | Dec 31, 2024 | SEC |
| Feb 11, 20258:52 AM ET | Pictet Asset Management SA | 13G | 8.80%6.58M shares | New | Dec 31, 2024 | SEC |
| Feb 5, 20251:23 PM ET | BlackRock, Inc. | 13G/A | 6.50%4.92M shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Five9, Inc. shares.
No Form 144 notices for Five9, Inc. are on file.