JEFFREY B. GULDNER

CIK 1521334 · Chairman, President and CEO · last filed 2026-05-11

JEFFREY B. GULDNER is a Chairman, President and CEO who has filed 47 SEC Form 4 insider transactions across 3 companies since 2012. The most recent filing, for DUKpA, was dated May 11, 2026. Across all open-market trades the lifetime net is −$430.6K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $15.2M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$15.18M

Companies

3

Total Filings

47

Lifetime Open-Market Net

-$430.6K

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
DUKpA Director $24.67 $0 2 2026-05-11
NXT Director 7,861 $121.88 $958.1K $0 3 2025-08-20
PNW Chairman, President and CEO 137,462 $103.44 $14.22M -$430.6K 42 2025-03-20

Recent Filings

47 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-11 DUKpA Grant (A) $0 EDGAR
2025-09-16 DUKpA Grant (A) $0 EDGAR
2025-08-20 NXT Grant (A) +3,692 $0 EDGAR
2025-03-20 PNW Mixed +46,947 -$4.39M EDGAR
2025-02-24 PNW Mixed +11,983 -$912.6K EDGAR
2024-10-24 PNW Mixed +13,740 -$908.0K EDGAR
2024-08-20 NXT Grant (A) +3,723 $0 EDGAR
2024-06-17 NXT Grant (A) +446 $0 EDGAR
2024-02-22 PNW Mixed +15,456 -$992.5K EDGAR
2023-10-19 PNW Mixed +10,222 -$584.0K EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.