Updated Jul 16, 2026 · Last SEC filing 2026-07-08
Fluence Energy, Inc. (FLNC) has filed 8 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-08. 3 Form 8-K material event filings were reported by FLNC in the last 90 days. 4 Form 144 notices of proposed sale were filed for FLNC stock. InsiderAlpha tracks every FLNC SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Miscellaneous Electrical Machinery, Equipment & Supplies (SIC 3690) |
|---|---|
| SEC CIK | 0001868941 |
| Form 4 filings (90d) | 8 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 4 |
| Latest Form 4 filing | 2026-07-08 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| SPT Holding Sarl | Insider | J — Other acquisition / disposition | 20.46M | — | — | SEC | |
| Zahurancik John | SVP & CCSO | S — Open-market sale | 16.0K | $22.03 | $352K | SEC | |
| Zahurancik John | SVP & CCSO | S — Open-market sale | 16.0K | $22.03 | $352K | SEC | |
| Zahurancik John | SVP & CCSO | S — Open-market sale | 16.0K | $25.18 | $403K | SEC | |
| Zahurancik John | SVP & CCSO | S — Open-market sale | 16.0K | $25.18 | $403K | SEC | |
| von Heynitz Harald | Director | S — Open-market sale | 5.0K | $25.00 | $125K | SEC | |
| Fessenden Elizabeth Anne | Director | G — Bona-fide gift | 1.0K | $0.00 | — | SEC | |
| SPT Holding Sarl | Insider | S — Open-market sale | 10.07M | $20.53 | $206.64M | SEC | |
| Qatar Investment Authority | 10% Owner | S — Open-market sale | 2.87M | $21.00 | $60.21M | SEC | |
| AES CORP | 10% Owner | S — Open-market sale | 10.07M | $21.00 | $211.39M | SEC | |
| AES CORP | 10% Owner | J — Other acquisition / disposition | 10.07M | — | — | SEC | |
| von Heynitz Harald | Director | S — Open-market sale | 10.0K | $16.50 | $165K | SEC | |
| BULLS HERMAN E | Director | M — Option exercise | 32.3K | — | — | SEC | |
| Arnold Cynthia A | Director | M — Option exercise | 32.3K | — | — | SEC | |
| Fessenden Elizabeth Anne | Director | M — Option exercise | 32.3K | — | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Fluence Energy, Inc. (FLNC). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Zahurancik John | 4 | $1.51M |
| AES CORP | 3 | $211.39M |
| SPT Holding Sarl | 2 | $206.64M |
| Qatar Investment Authority | 1 | $60.21M |
| Fessenden Elizabeth Anne | 1 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in FLNC insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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