Paul E. Burdiss

Insider

First SEC filing: Jan. 25, 2018 · Latest: Dec. 23, 2025

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Compensation Executive pay disclosed in company proxy statements.

Insider at

ZIONP selling Nov. 26, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 73 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

73 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Dec. 23, 2025	ZIONP	G	4,698	—	—	89,528 Direct	-4.99%	Disposed	(price as of 2026-08-19)
Dec. 15, 2025	ZIONP	F	1,217	$54.08	$65,815	94,226 Direct	-1.28%	Disposed	-66.3% (price as of 2026-08-19)
Feb. 13, 2025	ZIONP	F	804	$55.45	$44,582	95,443 Direct	-0.84%	Disposed	-67.1% (price as of 2026-08-19)
Feb. 12, 2025	ZIONP	F	1,206	$55.47	$66,897	96,247 Direct	-1.24%	Disposed	-67.1% (price as of 2026-08-19)
Feb. 11, 2025	ZIONP	F	545	$56.84	$30,978	97,453 Direct	-0.56%	Disposed	-67.9% (price as of 2026-08-19)
Feb. 10, 2025	ZIONP	F	886	$56.03	$49,643	97,998 Direct	-0.90%	Disposed	-67.4% (price as of 2026-08-19)
Feb. 10, 2025	ZIONP	A	12,652	$56.03	$708,892	98,884 Direct	+14.67%	Acquired	-67.4% (price as of 2026-08-19)
Nov. 26, 2024	ZIONP	M	9,506	$55.68	$529,294	0 Direct	-100.00%	Disposed	-67.2% (price as of 2026-08-19)
Nov. 26, 2024	ZIONP	S	1,795	$61.03	$109,549	86,232 Direct	-2.04%	Disposed	-70.1% (price as of 2026-08-19)
Nov. 26, 2024	ZIONP	S	7,711	$61.07	$470,911	88,027 Direct	-8.05%	Disposed	-70.1% (price as of 2026-08-19)
Nov. 26, 2024	ZIONP	M	9,506	$55.68	$529,294	95,738 Direct	+11.02%	Acquired	-67.2% (price as of 2026-08-19)
Feb. 13, 2024	ZIONP	F	807	$39.34	$31,747	86,232 Direct	-0.93%	Disposed	-53.6% (price as of 2026-08-19)
Feb. 13, 2024	ZIONP	F	1,224	$39.34	$48,152	85,088 Direct	-1.42%	Disposed	-53.6% (price as of 2026-08-19)
Feb. 12, 2024	ZIONP	F	1,401	$41.24	$57,777	87,039 Direct	-1.58%	Disposed	-55.7% (price as of 2026-08-19)
Feb. 12, 2024	ZIONP	A	16,689	$41.24	$688,254	88,440 Direct	+23.26%	Acquired	-55.7% (price as of 2026-08-19)
Feb. 12, 2024	ZIONP	F	2,128	$41.24	$87,759	86,312 Direct	-2.41%	Disposed	-55.7% (price as of 2026-08-19)
Feb. 12, 2024	ZIONP	A	16,689	$41.24	$688,254	88,440 Direct	+23.26%	Acquired	-55.7% (price as of 2026-08-19)
Feb. 8, 2024	ZIONP	F	922	$39.89	$36,779	71,751 Direct	-1.27%	Disposed	-54.2% (price as of 2026-08-19)
May 1, 2023	ZIONP	P	14,500	$27.21	$394,545	14,500 Indirect	—	Acquired	-32.9% (price as of 2026-08-19)
May 1, 2023	ZIONP	P	5,500	$27.98	$153,890	9,057 Indirect	+154.62%	Acquired	-34.8% (price as of 2026-08-19)
March 1, 2023	ZIONP	F	949	$50.44	$47,868	72,673 Direct	-1.29%	Disposed	-63.8% (price as of 2026-08-19)
Feb. 13, 2023	ZIONP	A	13,093	$52.90	$692,620	13,093 Direct	—	Acquired	-65.5% (price as of 2026-08-19)
Feb. 13, 2023	ZIONP	A	11,118	$52.90	$588,142	73,622 Direct	+17.79%	Acquired	-65.5% (price as of 2026-08-19)
Feb. 13, 2023	ZIONP	F	551	$52.90	$29,148	62,504 Direct	-0.87%	Disposed	-65.5% (price as of 2026-08-19)
Feb. 10, 2023	ZIONP	F	886	$53.34	$47,259	63,055 Direct	-1.39%	Disposed	-65.8% (price as of 2026-08-19)
Feb. 10, 2023	ZIONP	F	864	$52.51	$45,369	63,941 Direct	-1.33%	Disposed	-65.2% (price as of 2026-08-19)
March 1, 2022	ZIONP	F	1,050	$64.94	$68,187	64,805 Direct	-1.59%	Disposed	-71.9% (price as of 2026-08-19)
Feb. 23, 2022	ZIONP	F	966	$69.71	$67,340	65,855 Direct	-1.45%	Disposed	-73.8% (price as of 2026-08-19)
Feb. 11, 2022	ZIONP	A	9,085	$73.22	$665,204	9,085 Direct	—	Acquired	-75.1% (price as of 2026-08-19)
Feb. 11, 2022	ZIONP	A	7,539	$73.22	$552,006	66,821 Direct	+12.72%	Acquired	-75.1% (price as of 2026-08-19)
Feb. 10, 2022	ZIONP	F	1,361	$74.12	$100,877	59,282 Direct	-2.24%	Disposed	-75.4% (price as of 2026-08-19)
Feb. 8, 2022	ZIONP	F	1,283	$73.97	$94,904	60,643 Direct	-2.07%	Disposed	-75.3% (price as of 2026-08-19)
March 1, 2021	ZIONP	F	1,051	$54.79	$57,584	61,926 Direct	-1.67%	Disposed	-66.7% (price as of 2026-08-19)
March 1, 2021	ZIONP	J	316	—	—	62,977 Direct	-0.50%	Disposed	(price as of 2026-08-19)
Feb. 24, 2021	ZIONP	M	10,530	$44.55	$469,112	0 Direct	-100.00%	Disposed	-59.0% (price as of 2026-08-19)
Feb. 24, 2021	ZIONP	M	19,961	$20.99	$418,981	0 Direct	-100.00%	Disposed	-13.1% (price as of 2026-08-19)
Feb. 24, 2021	ZIONP	S	30,491	$55.55	$1,693,775	63,293 Direct	-32.51%	Disposed	-67.1% (price as of 2026-08-19)
Feb. 24, 2021	ZIONP	M	10,530	$44.55	$469,112	93,784 Direct	+12.65%	Acquired	-59.0% (price as of 2026-08-19)
Feb. 24, 2021	ZIONP	M	19,961	$20.99	$418,981	83,254 Direct	+31.54%	Acquired	-13.1% (price as of 2026-08-19)
Feb. 24, 2021	ZIONP	F	1,247	$56.78	$70,805	63,293 Direct	-1.93%	Disposed	-67.9% (price as of 2026-08-19)
Feb. 23, 2021	ZIONP	F	965	$54.17	$52,274	64,540 Direct	-1.47%	Disposed	-66.3% (price as of 2026-08-19)
Feb. 10, 2021	ZIONP	F	1,380	$49.58	$68,420	65,505 Direct	-2.06%	Disposed	-63.2% (price as of 2026-08-19)
Feb. 8, 2021	ZIONP	A	16,998	$48.65	$826,953	16,998 Direct	—	Acquired	-62.5% (price as of 2026-08-19)
Feb. 8, 2021	ZIONP	A	10,981	$48.65	$534,226	66,885 Direct	+19.64%	Acquired	-62.5% (price as of 2026-08-19)
March 10, 2020	ZIONP	J	1,328	—	—	55,904 Direct	-2.32%	Disposed	(price as of 2026-08-19)
March 2, 2020	ZIONP	F	1,101	$41.30	$45,471	57,232 Direct	-1.89%	Disposed	-55.8% (price as of 2026-08-19)
Feb. 24, 2020	ZIONP	F	966	$43.76	$42,272	58,333 Direct	-1.63%	Disposed	-58.3% (price as of 2026-08-19)
Feb. 24, 2020	ZIONP	F	1,207	$43.76	$52,818	59,299 Direct	-1.99%	Disposed	-58.3% (price as of 2026-08-19)
Feb. 12, 2020	ZIONP	F	2,243	$46.11	$103,425	60,506 Direct	-3.57%	Disposed	-60.4% (price as of 2026-08-19)
Feb. 10, 2020	ZIONP	A	16,085	$45.65	$734,280	16,085 Direct	—	Acquired	-60.0% (price as of 2026-08-19)
Feb. 10, 2020	ZIONP	A	11,825	$45.65	$539,811	62,749 Direct	+23.22%	Acquired	-60.0% (price as of 2026-08-19)
May 24, 2019	ZIONP	J	1,080	—	—	50,924 Direct	-2.08%	Disposed	(price as of 2026-08-19)
May 22, 2019	ZIONP	F	2,063	$45.42	$93,701	53,774 Direct	-3.69%	Disposed	-59.8% (price as of 2026-08-19)
March 28, 2019	ZIONP	J	1,770	—	—	52,004 Direct	-3.29%	Disposed	(price as of 2026-08-19)
March 1, 2019	ZIONP	A	11,663	$51.17	$596,796	11,663 Direct	—	Acquired	-64.3% (price as of 2026-08-19)
March 1, 2019	ZIONP	A	9,482	$51.17	$485,194	55,837 Direct	+20.46%	Acquired	-64.3% (price as of 2026-08-19)
March 1, 2019	ZIONP	A	10,421	$51.17	$533,243	10,421 Direct	—	Acquired	-64.3% (price as of 2026-08-19)
March 1, 2019	ZIONP	A	9,482	$51.17	$485,194	55,837 Direct	+20.46%	Acquired	-64.3% (price as of 2026-08-19)
Feb. 25, 2019	ZIONP	F	701	$50.99	$35,744	46,355 Direct	-1.49%	Disposed	-64.2% (price as of 2026-08-19)
Feb. 25, 2019	ZIONP	F	794	$50.99	$40,486	47,056 Direct	-1.66%	Disposed	-64.2% (price as of 2026-08-19)
Feb. 12, 2019	ZIONP	F	1,521	$49.89	$75,883	47,850 Direct	-3.08%	Disposed	-63.4% (price as of 2026-08-19)
May 22, 2018	ZIONP	J	2,289	—	—	50,768 Direct	-4.31%	Disposed	(price as of 2026-08-19)
May 22, 2018	ZIONP	F	2,065	$58.54	$120,885	53,057 Direct	-3.75%	Disposed	-68.8% (price as of 2026-08-19)
Feb. 26, 2018	ZIONP	F	829	$56.29	$46,664	55,122 Direct	-1.48%	Disposed	-67.6% (price as of 2026-08-19)
Feb. 23, 2018	ZIONP	A	9,503	$55.68	$529,127	9,503 Direct	—	Acquired	-67.2% (price as of 2026-08-19)
Feb. 23, 2018	ZIONP	A	8,714	$55.68	$485,196	55,951 Direct	+18.45%	Acquired	-67.2% (price as of 2026-08-19)
Feb. 12, 2018	ZIONP	F	1,494	$52.06	$77,778	47,237 Direct	-3.07%	Disposed	-64.9% (price as of 2026-08-19)
May 31, 2017	ZIONP	M	4,907	$44.08	$216,301	82,231 Direct	+6.35%	Acquired	-58.6% (price as of 2026-08-19)
May 30, 2017	ZIONP	M	4,907	$44.08	$216,301	77,324 Direct	-5.97%	Disposed	-58.6% (price as of 2026-08-19)
May 22, 2017	ZIONP	F	3,342	$40.21	$134,382	82,231 Direct	-3.91%	Disposed	-54.6% (price as of 2026-08-19)
May 22, 2017	ZIONP	F	1,507	$40.21	$60,596	85,573 Direct	-1.73%	Disposed	-54.6% (price as of 2026-08-19)
Feb. 24, 2017	ZIONP	A	10,891	$44.55	$485,194	87,080 Direct	+14.29%	Acquired	-59.0% (price as of 2026-08-19)
Feb. 24, 2017	ZIONP	A	10,530	$44.55	$469,112	10,530 Direct	—	Acquired	-59.0% (price as of 2026-08-19)
May 23, 2016	ZIONP	F	4,294	$27.14	$116,539	76,189 Direct	-5.34%	Disposed	-32.8% (price as of 2026-08-19)
Feb. 12, 2016	ZIONP	A	19,961	$20.99	$418,981	19,961 Direct	—	Acquired	-13.1% (price as of 2026-08-19)
Feb. 12, 2016	ZIONP	A	19,628	$20.99	$411,992	80,483 Direct	+32.25%	Acquired	-13.1% (price as of 2026-08-19)
Jan. 28, 2016	ZIONP	P	16,094	$22.17	$356,804	60,855 Direct	+35.96%	Acquired	-17.7% (price as of 2026-08-19)
Jan. 28, 2016	ZIONP	P	4,348	$22.16	$96,352	44,761 Direct	+10.76%	Acquired	-17.6% (price as of 2026-08-19)
Jan. 28, 2016	ZIONP	P	100	$22.16	$2,216	40,413 Direct	+0.25%	Acquired	-17.6% (price as of 2026-08-19)
Jan. 28, 2016	ZIONP	P	4,058	$22.15	$89,885	40,313 Direct	+11.19%	Acquired	-17.6% (price as of 2026-08-19)
Jan. 28, 2016	ZIONP	P	400	$22.14	$8,856	36,255 Direct	+1.12%	Acquired	-17.6% (price as of 2026-08-19)
May 22, 2015	ZIONP	A	17,229	$29.02	$499,986	35,855 Direct	+92.50%	Acquired	-37.1% (price as of 2026-08-19)
May 22, 2015	ZIONP	A	18,626	$27.65	$515,009	18,626 Direct	—	Acquired	-34.0% (price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Nov. 26, 2024	ZIONP	Stock Option (right to buy)	Common Stock (9,506)	$55.68	Feb. 22, 2025	9,506	Disposed
Feb. 13, 2023	ZIONP	Stock Option (right to buy)	Common Stock (13,093)	$52.90	Feb. 12, 2030	13,093	Acquired
Feb. 11, 2022	ZIONP	Stock Option (right to buy)	Common Stock (9,085)	$73.22	Feb. 10, 2029	9,085	Acquired
Feb. 24, 2021	ZIONP	Stock Option (right to buy)	Common Stock (10,530)	$44.55	Feb. 23, 2024	10,530	Disposed
Feb. 24, 2021	ZIONP	Stock Option (right to buy)	Common Stock (19,961)	$20.99	Feb. 11, 2023	19,961	Disposed
Feb. 8, 2021	ZIONP	Stock Option (right to buy)	Common Stock (16,998)	$48.65	Feb. 7, 2028	16,998	Acquired
Feb. 10, 2020	ZIONP	Stock Option (right to buy)	Common Stock (16,085)	$45.65	Feb. 9, 2027	16,085	Acquired
March 1, 2019	ZIONP	Stock Option (right to buy)	Common Stock (11,663)	$51.17	Feb. 28, 2026	11,663	Acquired
March 1, 2019	ZIONP	Stock Option (right to buy)	Common Stock (10,421)	$51.17	Feb. 28, 2026	10,421	Acquired
Feb. 23, 2018	ZIONP	Stock Option (right to buy)	Common Stock (9,503)	$55.68	Feb. 22, 2025	9,503	Acquired
Feb. 24, 2017	ZIONP	Stock Option (right to buy)	Common Stock (10,530)	$44.55	Feb. 23, 2024	10,530	Acquired
Feb. 12, 2016	ZIONP	Stock Option (right to buy)	Common Stock (19,961)	$20.99	Feb. 11, 2023	19,961	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

ZIONP

CEO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2024	$655,500	—	$630,152	—	$1,148,567	—	$22,125	$2,456,344
2023	$635,558	$471,000	$566,200	$147,075	$193,955	—	$22,578	$2,036,365
2022	$612,000	$581,000	$543,231	$137,997	$430,615	—	$22,322	$2,327,165

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.