FLNCNasdaqMiscellaneous Electrical Machinery, Equipment & SuppliesFiscal year ends September 30
Fluence Energy, Inc.
Financials through Q3 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 5, 2026
$5.86+0.06 (+1.03%)
Close on Oct 19, 2026
- Market cap
- $809.44M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
68.1%
126M of 185M shares
Institutional holders
299
87 new, 41 sold out
Net institutional buying
1M
In Q2 2026
Insider trades, 12 months
2 buys · 9 sales
Net sold $479.94M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| AES Grid Stability, LLC | 41,432,781 | 22.48% | 13G (passive) amendment | May 15, 2026 |
| Siemens AG | 41,432,781 | 29.30% | 13G (passive) amendment | Jun 30, 2026 |
| Qatar Investment Authority | 11,801,103 | 8.30% | 13G (passive) amendment | May 15, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of FLNC | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Siemens Pension Trust E V | 21,694,717 | 11.75% | $431.29M | −10,066,414 | 100.00% |
| Siemens AG | 19,738,064 | 10.69% | $392.39M | – | 79.48% |
| BlackRock, Inc. | 7,409,061 | 4.01% | $147.29M | +1,891,628 | 0.00% |
| Two Sigma Investments, LP | 5,338,779 | 2.89% | $106.13M | −356,487 | 0.08% |
| Vanguard Portfolio Management LLC | 3,656,312 | 1.98% | $72.69M | +670,809 | 0.00% |
| Vanguard Capital Management LLC | 3,589,624 | 1.94% | $71.36M | +734,935 | 0.00% |
| Driehaus Capital Management LLC | 3,575,964 | 1.94% | $71.09M | New | 0.41% |
| Morgan Stanley | 3,201,307 | 1.73% | $63.64M | +1,070,030 | 0.00% |
| D. E. Shaw & Co., Inc. | 3,194,735 | 1.73% | $63.51M | −2,850,303 | 0.03% |
| State Street Corp | 2,627,213 | 1.42% | $52.23M | +463,756 | 0.00% |
| Geode Capital Management, LLC | 2,266,730 | 1.23% | $45.07M | +514,711 | 0.00% |
| First Trust Advisors LP | 2,221,247 | 1.20% | $44.16M | +1,089,779 | 0.03% |
| FMR LLC | 2,147,505 | 1.16% | $42.69M | +519,723 | 0.00% |
| SG Americas Securities, LLC | 2,003,558 | 1.09% | $39.83K | +1,794,299 | 0.02% |
| Legal & General Group Plc | 1,978,812 | 1.07% | $39.34M | +1,237,528 | 0.01% |
| Connor, Clark & Lunn Investment Management Ltd. | 1,764,349 | 0.96% | $35.08M | −729,062 | 0.07% |
| Goldman Sachs Group Inc | 1,676,612 | 0.91% | $33.33M | +133,730 | 0.00% |
| Goodlander Investment Management, LLC | 1,500,000 | 0.81% | $29.82M | New | 9.00% |
| Bnp Paribas Arbitrage, Snc | 1,439,998 | 0.78% | $28.63M | +91,205 | 0.01% |
| UBS Group AG | 1,315,427 | 0.71% | $26.15M | +71,532 | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 299 | 126M | 68.1% | 87 / 98 | 85 / 41 | 30M | 28M |
| Q1 2026 | 259 | 124M | 67.4% | 57 / 81 | 81 / 56 | 24M | 18M |
| Q4 2025 | 262 | 125M | 67.6% | 69 / 75 | 93 / 49 | 44M | 40M |
| Q3 2025 | 249 | 121M | 65.7% | 67 / 70 | 82 / 30 | 22M | 24M |
| Q2 2025 | 212 | 123M | 66.7% | 41 / 85 | 58 / 52 | 23M | 20M |
| Q1 2025 | 224 | 120M | 65.2% | 54 / 77 | 61 / 75 | 28M | 22M |
| Q4 2024 | 247 | 115M | 62.3% | 62 / 86 | 65 / 44 | 16M | 9M |
| Q3 2024 | 234 | 109M | 58.8% | 50 / 79 | 72 / 38 | 14M | 12M |
| Q2 2024 | 224 | 111M | 60.1% | 59 / 81 | 59 / 34 | 13M | 17M |
| Q1 2024 | 203 | 115M | 62.2% | 43 / 78 | 57 / 55 | 19M | 11M |
| Q4 2023 | 215 | 107M | 57.9% | 58 / 78 | 56 / 32 | 23M | 15M |
| Q3 2023 | 189 | 99M | 53.5% | 33 / 72 | 62 / 34 | 7M | 3M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of FLNC | Value | % of fund | As of |
|---|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 2,530,978 | 1.37% | $50.32M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 2,293,403 | 1.24% | $45.59M | 0.05% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 1,826,033 | 0.99% | $36.30M | 0.02% | Jun 30, 2026 |
| Fidelity OTC Portfolio | 1,281,300 | 0.69% | $17.85M | 0.04% | Jul 31, 2026 |
| Vanguard Small-Cap Growth Index Fund | 1,048,274 | 0.57% | $20.84M | 0.04% | Jun 30, 2026 |
| First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund | 1,021,315 | 0.55% | $20.30M | 0.17% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 974,162 | 0.53% | $19.37M | 0.02% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 957,535 | 0.52% | $13.34M | 0.04% | Jul 31, 2026 |
| iShares Russell 2000 Growth ETF | 808,207 | 0.44% | $16.07M | 0.10% | Jun 30, 2026 |
| Bridge Builder Small/Mid Cap Growth Fund | 666,180 | 0.36% | $13.24M | 0.12% | Jun 30, 2026 |
| Driehaus Small Cap Growth Fund | 607,032 | 0.33% | $12.07M | 0.75% | Jun 30, 2026 |
| Vanguard Russell 2000 Index Fund | 471,072 | 0.26% | $8.89M | 0.05% | May 31, 2026 |
| Federated Hermes MDT Small Cap Core Fund | 443,536 | 0.24% | $6.18M | 0.28% | Jul 31, 2026 |
| Fidelity Extended Market Index Fund | 438,920 | 0.24% | $8.29M | 0.02% | May 31, 2026 |
| Schwab U.S. Small-Cap ETF | 406,136 | 0.22% | $7.67M | 0.03% | May 31, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Julian Nebreda | President and CEO, Director | 217,923 | 0.12% | Feb 20, 2026 |
| Santos Bernerd Da | EVP & Chief Operating Officer | – | – | Sep 21, 2026 |
| Peter Bennett Williams | SVP and CPSCO | 22,292 | 0.01% | Jul 21, 2026 |
| John Zahurancik | SVP & CCSO | 71,171 | 0.04% | Jun 26, 2026 |
| Michelle Philpot | Chief Accounting Officer | 8,240 | 0.00% | Feb 20, 2026 |
| Jeffrey Richard Monday | SVP, Chief Growth Officer | – | – | Feb 20, 2026 |
| Ahmed Pasha | SVP & Chief Financial Officer | 42,928 | 0.02% | Feb 20, 2026 |
| Vincent Mathis | See Remarks | 164,171 | 0.09% | Feb 20, 2026 |
| Rebecca Boll | SVP & Chief Product Officer | 85,073 | 0.05% | Dec 20, 2024 |
| Herman E. Bulls | Director | 169,550 | 0.09% | Sep 22, 2026 |
| Heynitz Harald von | Director | 65,550 | 0.04% | Sep 22, 2026 |
| Stephen Coughlin | Director | – | – | Sep 21, 2026 |
| Stephan May | Director | – | – | Sep 8, 2026 |
| Elizabeth Anne Fessenden | Director | 66,250 | 0.04% | Jun 4, 2026 |
| Fahad Abdulla MM Al-Darwish | Director | – | – | Mar 20, 2026 |
| Cynthia A. Arnold | Director | 118,550 | 0.06% | Mar 19, 2026 |
| Ruth Gratzke | Director | – | – | Nov 26, 2025 |
| Peter Chi-Shun Luk | Director | – | – | Mar 19, 2025 |
| Holding Sarl SPT | 10% owner | 12,993,113 | 7.04% | Jul 8, 2026 |
| AES Grid Stability, LLC | 10% owner | 10,066,414 | 5.45% | May 19, 2026 |
| Corp Aes | 10% owner | – | – | May 19, 2026 |
| Investment Authority Qatar | 10% owner | 11,801,103 | 6.39% | May 18, 2026 |
| Pension Trust E. V. Siemens | 10% owner | 41,432,781 | 22.45% | May 15, 2026 |
| Ag Siemens | 10% owner | 70,347,826 | 38.11% | May 15, 2026 |
| Invest Management Sarl SPT | 10% owner | 11,761,131 | 6.37% | Oct 29, 2025 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Heynitz Harald von Director | Sep 21, 2026 | Buy | +7,000 | $7.36 | $51.52K | 65,550 |
| Herman E. Bulls Director | Sep 21, 2026 | Buy | +10,000 | $7.36 | $73.60K | 169,550 |
| Peter Bennett Williams SVP and CPSCO | Jul 17, 2026 | Tax withholding | −3,905 | $14.07 | $54.94K | 22,292 |
| Peter Bennett Williams SVP and CPSCO | Jul 17, 2026 | Option exercise | +8,588 | – | – | 26,197 |
| Holding Sarl SPT 10% owner | Jul 6, 2026 | Other | −20,462,735 | – | – | 1,231,982 |
| John Zahurancik SVP & CCSO | Jun 23, 2026 | Sale(10b5-1 plan) | −15,974 | $22.03 | $351.91K | 71,171 |
| John Zahurancik SVP & CCSO | Jun 23, 2026 | Sale(10b5-1 plan) | −15,974 | $22.03 | $351.91K | 71,171 |
| John Zahurancik SVP & CCSO | Jun 22, 2026 | Sale(10b5-1 plan) | −16,000 | $25.18 | $402.88K | 87,145 |
| John Zahurancik SVP & CCSO | Jun 22, 2026 | Sale(10b5-1 plan) | −16,000 | $25.18 | $402.88K | 87,145 |
| Heynitz Harald von Director | Jun 15, 2026 | Sale(10b5-1 plan) | −5,000 | $25.00 | $125.00K | 58,550 |
| Elizabeth Anne Fessenden Director | Jun 2, 2026 | Gift | −1,000 | – | – | 66,250 |
| AES Grid Stability, LLC 10% owner | May 15, 2026 | Conversion | +10,066,414 | – | – | 10,066,414 |
| AES Grid Stability, LLC 10% owner | May 15, 2026 | Sale | −10,066,414 | $21.00 | $211.39M | 0 |
| Investment Authority Qatar 10% owner | May 15, 2026 | Sale | −2,867,172 | $21.00 | $60.21M | 11,801,103 |
| Pension Trust E. V. Siemens 10% owner | May 15, 2026 | Sale | −10,066,414 | $20.53 | $206.66M | 21,694,717 |
| Heynitz Harald von Director | Mar 18, 2026 | Sale | −10,000 | $16.50 | $165.00K | 63,550 |
| Cynthia A. Arnold Director | Mar 17, 2026 | Option exercise | +32,348 | – | – | 118,550 |
| Heynitz Harald von Director | Mar 17, 2026 | Option exercise | +32,348 | – | – | 73,550 |
| Herman E. Bulls Director | Mar 17, 2026 | Option exercise | +32,348 | – | – | 159,550 |
| Elizabeth Anne Fessenden Director | Mar 17, 2026 | Option exercise | +32,348 | – | – | 67,250 |
| Ahmed Pasha SVP & Chief Financial Officer | Jan 1, 2026 | Option exercise | +10,902 | – | – | 42,928 |
| Ahmed Pasha SVP & Chief Financial Officer | Jan 1, 2026 | Tax withholding | −4,087 | $19.78 | $80.84K | 38,841 |
| John Zahurancik SVP and CCSO | Dec 18, 2025 | Tax withholding | −1,429 | $19.31 | $27.59K | 103,145 |
| John Zahurancik SVP and CCSO | Dec 18, 2025 | Option exercise | +4,746 | – | – | 104,574 |
| Michelle Philpot Chief Accounting Officer | Dec 18, 2025 | Tax withholding | −1,066 | $19.31 | $20.58K | 8,240 |
| Michelle Philpot Chief Accounting Officer | Dec 18, 2025 | Option exercise | +2,977 | – | – | 9,306 |
| Peter Bennett Williams SVP and CPSCO | Dec 18, 2025 | Option exercise | +5,825 | – | – | 20,252 |
| Peter Bennett Williams SVP and CPSCO | Dec 18, 2025 | Tax withholding | −2,643 | $19.31 | $51.04K | 17,609 |
| Vincent Mathis See Remarks | Dec 18, 2025 | Option exercise | +124,456 | – | – | 164,171 |
| Vincent Mathis See Remarks | Dec 18, 2025 | Option exercise | +14,935 | – | – | 39,715 |
| Vincent Mathis See Remarks | Dec 18, 2025 | Tax withholding | −62,866 | $19.31 | $1.21M | 101,305 |
| Ahmed Pasha SVP & Chief Financial Officer | Dec 18, 2025 | Tax withholding | −4,293 | $19.31 | $82.90K | 32,026 |
| Ahmed Pasha SVP & Chief Financial Officer | Dec 18, 2025 | Option exercise | +11,616 | – | – | 36,319 |
| Julian Nebreda President and CEO, Director | Dec 18, 2025 | Option exercise | +45,634 | – | – | 217,923 |
| Julian Nebreda President and CEO, Director | Dec 18, 2025 | Tax withholding | −19,112 | $19.31 | $369.05K | 198,811 |
| John Zahurancik SVP and CCSO | Dec 8, 2025 | Tax withholding | −923 | $22.86 | $21.10K | 99,828 |
| John Zahurancik SVP and CCSO | Dec 8, 2025 | Option exercise | +3,064 | – | – | 100,751 |
| Julian Nebreda President and CEO, Director | Dec 8, 2025 | Tax withholding | −10,622 | $22.86 | $242.82K | 172,289 |
| Julian Nebreda President and CEO, Director | Dec 8, 2025 | Option exercise | +26,144 | – | – | 182,911 |
| Peter Bennett Williams SVP and CPSCO | Dec 8, 2025 | Tax withholding | −1,862 | $22.86 | $42.57K | 14,427 |
| Peter Bennett Williams SVP and CPSCO | Dec 8, 2025 | Option exercise | +4,104 | – | – | 16,289 |
| Michelle Philpot Chief Accounting Officer | Dec 8, 2025 | Tax withholding | −1,763 | $22.86 | $40.30K | 6,329 |
| Michelle Philpot Chief Accounting Officer | Dec 8, 2025 | Option exercise | +4,925 | – | – | 8,092 |
| Invest Management Sarl SPT 10% owner | Oct 28, 2025 | Other | −11,761,131 | – | – | 0 |
| Pension Trust E. V. Siemens 10% owner | Oct 14, 2025 | Other | +20,000,000 | – | – | 20,000,000 |
| Julian Nebreda President and CEO, Director | Sep 1, 2025 | Option exercise | +46,219 | – | – | 176,124 |
| Julian Nebreda President and CEO, Director | Sep 1, 2025 | Tax withholding | −19,357 | $7.40 | $143.24K | 156,767 |
| Peter Bennett Williams SVP and CPSCO | Jul 17, 2025 | Tax withholding | −3,887 | $8.24 | $32.03K | 12,185 |
| Peter Bennett Williams SVP and CPSCO | Jul 17, 2025 | Option exercise | +8,588 | – | – | 16,072 |
| Cynthia A. Arnold Director | May 12, 2025 | Buy | +33,000 | $5.90 | $194.70K | 86,202 |
| Cynthia A. Arnold Director | Mar 20, 2025 | Option exercise | +11,341 | – | – | 53,202 |
| Elizabeth Anne Fessenden Director | Mar 20, 2025 | Option exercise | +11,341 | – | – | 34,902 |
| Heynitz Harald von Director | Mar 20, 2025 | Option exercise | +11,341 | – | – | 41,202 |
| Herman E. Bulls Director | Mar 20, 2025 | Option exercise | +11,341 | – | – | 127,202 |
| Julian Nebreda President and CEO, Director | Mar 14, 2025 | Buy | +9,450 | $5.26 | $49.71K | 129,905 |
| Herman E. Bulls Director | Mar 5, 2025 | Buy | +10,000 | $5.41 | $54.10K | 115,861 |
| Heynitz Harald von Director | Feb 18, 2025 | Buy | +7,000 | $6.99 | $48.93K | 29,861 |
| Ahmed Pasha SVP & Chief Financial Officer | Feb 14, 2025 | Buy | +15,500 | $6.48 | $100.44K | 24,703 |
| Elizabeth Anne Fessenden Director | Feb 14, 2025 | Buy | +1,700 | $6.43 | $10.93K | 23,561 |
| Julian Nebreda President and CEO, Director | Feb 13, 2025 | Buy | +23,500 | $6.35 | $149.23K | 120,455 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Zahurancik John Officer | Jun 22, 2026 | 31,974 | $792.96K | Jun 22, 2026 | Restricted Stock Units |
| AES Grid Stability, LLC Affiliate | Jun 22, 2026 | 15,000,000 | $377.85M | Jun 22, 2026 | Private placement (1) |
| Investment Authority Qatar Affiliate | Jun 22, 2026 | 4,272,380 | $107.62M | Jun 22, 2026 | Private placement - See Remark (1) |
| Von Heynitz Harald Director | Jun 15, 2026 | 5,000 | $118.55K | Jun 15, 2026 | Restricted Stock Units |
| Von Heynitz Harald Director | Mar 18, 2026 | 10,000 | $165.02K | Mar 18, 2026 | Restricted Stock |
| Rebecca Boll Officer | Apr 22, 2025 | 78,258 | $288.48K | Apr 22, 2025 | STOCK OPTION EXERCISE |
| Rebecca Boll Officer | Apr 15, 2025 | 78,257 | $293.03K | Apr 15, 2025 | STOCK OPTION EXERCISE |
| Rebecca Boll Officer | Mar 17, 2025 | 102,440 | $546.62K | Mar 17, 2025 | STOCK OPTION EXERCISE |
| John Zahurancik Officer, SVP and President, Americas | Jun 12, 2024 | 25,000 | $558.50K | Jun 12, 2024 | Employee stock options exercise |
| John Zahurancik Officer, SVP and President, Americas | Jun 12, 2024 | 25,000 | $558.50K | Jun 12, 2024 | Employee stock options exercise |
| Krishna C. Vanka Officer, SVP & Chief Digital Officer | Dec 1, 2023 | 2,244 | $56.10K | Dec 1, 2023 | Restricted Stock Vesting |
| Carolee Couch Officer, FORMER EXECUTIVE OFFICER | Sep 15, 2023 | 371,772 | $9.46M | Sep 15, 2023 | STOCK OPTION EXERCISE |
| Amrita Chatterjee Officer, Principal Accounting Officer | Sep 14, 2023 | 11,500 | $292.45K | Sep 14, 2023 | Stock Option Exercise |
| Carolee Couch Officer, SVP & CSC and MO | May 22, 2023 | 50,000 | $1.16M | May 22, 2023 | Stock Option Exercise |