Updated Jul 16, 2026 · Last SEC filing 2026-05-18
PINNACLE WEST CAPITAL CORP (PNW) has filed 10 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-05-18. 7 Form 8-K material event filings were reported by PNW in the last 90 days. 1 Form 144 notices of proposed sale were filed for PNW stock. InsiderAlpha tracks every PNW SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0000764622 |
|---|
| Form 4 filings (90d) | 10 |
|---|---|
| Form 8-K filings (90d) | 7 |
| Form 144 notices (90d) | 1 |
| Latest Form 4 filing | 2026-05-18 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| SPENCE WILLIAM H | Director | A — Grant or award | 1.7K | $99.77 | $166K | SEC | |
| Sims Paula J | Director | A — Grant or award | 1.7K | $99.77 | $166K | SEC | |
| Tetlow Jacob | Insider | S — Open-market sale | 6.5K | $99.00 | $646K | SEC | |
| Tetlow Jacob | Insider | S — Open-market sale | 41 | $99.01 | $4K | SEC | |
| Cooper Andrew D | SVP & CFO | D — Derivative transaction | 2.2K | $100.92 | $218K | SEC | |
| Baum Shirley A | SVP and GC | D — Derivative transaction | 327 | $100.92 | $33K | SEC | |
| Baum Shirley A | SVP and GC | F — Tax withholding / forfeiture | 1.1K | $100.92 | $106K | SEC | |
| Geisler Theodore N | Chairman, CEO and President | G — Bona-fide gift | 12.4K | — | — | SEC | |
| Esparza Jose Luis Jr | Insider | A — Grant or award | 3.7K | $0.00 | — | SEC | |
| Geisler Theodore N | Chairman, CEO and President | G — Bona-fide gift | 12.4K | — | — | SEC | |
| Esparza Jose Luis Jr | Insider | F — Tax withholding / forfeiture | 1.4K | $100.92 | $141K | SEC | |
| Cooper Andrew D | SVP & CFO | A — Grant or award | 18.2K | $0.00 | — | SEC | |
| Cooper Andrew D | SVP & CFO | F — Tax withholding / forfeiture | 6.7K | $100.92 | $677K | SEC | |
| Baum Shirley A | SVP and GC | A — Grant or award | 2.8K | $0.00 | — | SEC | |
| Geisler Theodore N | Chairman, CEO and President | D — Derivative transaction | 2.9K | $100.92 | $292K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for PINNACLE WEST CAPITAL CORP (PNW). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Tetlow Jacob | 2 | $650K |
| Svinicki Kristine L | 1 | — |
| EICHER CAROL S | 1 | — |
| SPENCE WILLIAM H | 1 | $166K |
| TREVATHAN JAMES E JR | 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 PNW 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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