Jeffrey B. Guldner

CIK: 0001521334

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)4 (16.7%)

Derivative conversions

Awards (A)8 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)12 (50.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (3)

NXT

Nextpower Inc.

Director

DUK

Duke Energy CORP

Director

PNW

PINNACLE WEST CAPITAL CORP

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (24 total)

NXT
Nextpower Inc.
Aug 19, 2026
Award(A)
Direct
2.7K shares-
DUK
Duke Energy CORP
May 7, 2026
Award(A)
Director Savings Plan Restricted Stock Unit Deferrals
Direct
1.6K shares at avg. $124.87-
DUK
Duke Energy CORP
Sep 15, 2025
Award(A)
Director Savings Plan Restricted Stock Unit Deferrals
Direct
1K shares at avg. $122.37-
NXT
Nextracker Inc.
Aug 19, 2025
Award(A)
Direct
3.7K shares-
PNW
PINNACLE WEST CAPITAL CORP
Mar 18, 2025
Award(A)
Direct
94K shares-
PNW
PINNACLE WEST CAPITAL CORP
Mar 18, 2025
Disposition(D)
Direct
11.9K shares at avg. $93.38$1.1M
PNW
PINNACLE WEST CAPITAL CORP
Mar 18, 2025
Tax Payment(F)
Direct
35.2K shares at avg. $93.38$3.3M
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Exercise(M)
Direct
3.8K shares-
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Tax Payment(F)
Direct
1.9K shares at avg. $90.77$174K
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Exercise(M)
Direct
5.4K shares-
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Disposition(D)
Direct
454 shares at avg. $90.77$41K
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Tax Payment(F)
Direct
2.1K shares at avg. $90.77$192K
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Exercise(M)
Direct
6.8K shares-
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Disposition(D)
Direct
280 shares at avg. $90.77$25K
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Tax Payment(F)
Direct
2.8K shares at avg. $90.77$252K
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Award(A)
Direct
642 shares-
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Tax Payment(F)
Direct
276 shares at avg. $90.77$25K
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Exercise(M)
Direct
5.4K shares-
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Tax Payment(F)
Direct
1.6K shares at avg. $90.77$141K
PNW
PINNACLE WEST CAPITAL CORP
Feb 20, 2025
Disposition(D)
Direct
682 shares at avg. $90.77$62K
PNW
PINNACLE WEST CAPITAL CORP
Oct 22, 2024
Award(A)
Direct
3.1K shares-
PNW
PINNACLE WEST CAPITAL CORP
Oct 22, 2024
Tax Payment(F)
Direct
1.3K shares at avg. $88.12$118K
PNW
PINNACLE WEST CAPITAL CORP
Oct 22, 2024
Award(A)
Direct
20.9K shares-
PNW
PINNACLE WEST CAPITAL CORP
Oct 22, 2024
Tax Payment(F)
Direct
9K shares at avg. $88.12$790K

		Type	Shares	Price		Ownership
Aug 19, 2026	NXT Nextpower Inc.	Award(A)	2,742	-	$0	Direct
May 7, 2026	DUK Duke Energy CORP	Award(A) Director Savings Plan Restricted Stock Unit Deferrals	1,602	$124.87	-	Direct
Sep 15, 2025	DUK Duke Energy CORP	Award(A) Director Savings Plan Restricted Stock Unit Deferrals	1,005	$122.37	-	Direct
Aug 19, 2025	NXT Nextracker Inc.	Award(A)	3,692	-	-	Direct
Mar 18, 2025	PNW PINNACLE WEST CAPITAL CORP	Award(A)	94,008	-	-	Direct
Mar 18, 2025	PNW PINNACLE WEST CAPITAL CORP	Disposition(D)	11,859	$93.38	$1,107,393	Direct
Mar 18, 2025	PNW PINNACLE WEST CAPITAL CORP	Tax Payment(F)	35,202	$93.38	$3,287,163	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Exercise(M)	3,838	-	-	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Tax Payment(F)	1,912	$90.77	$173,552	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Exercise(M)	5,396	-	-	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Disposition(D)	454	$90.77	$41,210	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Tax Payment(F)	2,118	$90.77	$192,251	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Exercise(M)	6,760	-	-	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Disposition(D)	280	$90.77	$25,416	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Tax Payment(F)	2,777	$90.77	$252,068	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Award(A)	642	-	-	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Tax Payment(F)	276	$90.77	$25,053	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Exercise(M)	5,401	-	-	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Tax Payment(F)	1,555	$90.77	$141,147	Direct
Feb 20, 2025	PNW PINNACLE WEST CAPITAL CORP	Disposition(D)	682	$90.77	$61,905	Direct
Oct 22, 2024	PNW PINNACLE WEST CAPITAL CORP	Award(A)	3,126	-	$0	Direct
Oct 22, 2024	PNW PINNACLE WEST CAPITAL CORP	Tax Payment(F)	1,340	$88.12	$118,081	Direct
Oct 22, 2024	PNW PINNACLE WEST CAPITAL CORP	Award(A)	20,918	-	$0	Direct
Oct 22, 2024	PNW PINNACLE WEST CAPITAL CORP	Tax Payment(F)	8,964	$88.12	$789,908	Direct

1-24 of 24 transactions

About GULDNER JEFFREY B.

GULDNER JEFFREY B. (SEC CIK 0001521334) files insider reports with the SEC as Director of Nextpower Inc. (NXT), Director of Duke Energy CORP (DUK) and Chairman, President and CEO of PINNACLE WEST CAPITAL CORP (PNW).

Signal8 holds 8 ownership filings by GULDNER JEFFREY B. (1 Form 3, 7 Form 4), filed between Oct 24, 2024 and Aug 19, 2026. Those filings report 24 transactions, from Oct 22, 2024 to Aug 19, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on GULDNER JEFFREY B.'s filings is in FREMONT, CA.

Recent filings by GULDNER JEFFREY B.

Aug 19, 2026: Grant or award of NXT shares (Form 4, code A).
May 7, 2026: Grant or award of DUK derivative securities (Form 4, code A).
Sep 15, 2025: Grant or award of DUK derivative securities (Form 4, code A).
Aug 19, 2025: Grant or award of NXT shares (Form 4, code A).
Mar 18, 2025: Grant or award of PNW shares (Form 4, code A).

Other insiders filing for Nextpower Inc. (NXT)

Slusser Sarah A, Director
BOYNTON CHARLES D, Chief Financial Officer
Blunden Julia, Director
Thomas Brandi Elizabeth, Director
Karuturi Monica, Director
WATKINS WILLIAM D, Director

How to read Form 4 transaction codes