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$ZNTL

$3.60 -$0.12 (3.23%)

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Insider Transactions

Insider Transaction Summary

GROUP WALTERS

13,509,973 shares

Net: +6,459,973 B/S: ∞

Capital Management Company, LP Matrix

6,459,973 shares

Net: -7,500,000 B/S: -

Rose Sharon Shabet

4,443,284 shares

Net: 0 B/S: -

GLOBAL INVESTORS LP VIKING

3,943,284 shares

Net: 0 B/S: -

ANTHONY Y SUN

1,178,089 shares

Net: 0 B/S: -

Andrea Paul

1,070,784 shares

Net: 0 B/S: -

Kevin D. Bunker

834,931 shares

Net: 0 B/S: -

Cam Gallagher

633,680 shares

Net: 0 B/S: -

Mark Lackner

512,856 shares

Net: 0 B/S: -

Kimberly Blackwell

484,145 shares

Net: 0 B/S: -

Melissa B, Epperly

451,449 shares

Net: 0 B/S: -

DIANA HAUSMAN

373,876 shares

Net: 0 B/S: -

Scott Dunseth Myers

338,795 shares

Net: +57,603 B/S: ∞

David Michael Johnson

250,421 shares

Net: +57,603 B/S: ∞

Jan Skvarka

207,154 shares

Net: +57,603 B/S: ∞

Vincent Vultaggio

146,506 shares

Net: +56,680 B/S: 2.31

Luke Nathaniel Walker

144,284 shares

Net: +57,603 B/S: ∞

Enoch Kariuki

137,365 shares

Net: +57,603 B/S: ∞

Carrie Brownstein

107,407 shares

Net: 0 B/S: -

James B Bucher

100,000 shares

Net: +500,000 B/S: ∞

JULIA MARIE EASTLAND

79,133 shares

Net: +766,245 B/S: 88.52

Iris Roth

52,500 shares

Net: 0 B/S: -

Ingmar Bruns

33,332 shares

Net: +361,703 B/S: 110.71

Alexis Pinto

22,317 shares

Net: 0 B/S: -

Dimitris Voliotis

16,045 shares

Net: 0 B/S: -

Equity, LLC Recurium

14,990 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
GROUP WALTERS	13,509,973	+6,459,973	∞
Capital Management Company, LP Matrix	6,459,973	-7,500,000	-
Rose Sharon Shabet	4,443,284	0	-
GLOBAL INVESTORS LP VIKING	3,943,284	0	-
ANTHONY Y SUN	1,178,089	0	-
Andrea Paul	1,070,784	0	-
Kevin D. Bunker	834,931	0	-
Cam Gallagher	633,680	0	-
Mark Lackner	512,856	0	-
Kimberly Blackwell	484,145	0	-
Melissa B, Epperly	451,449	0	-
DIANA HAUSMAN	373,876	0	-
Scott Dunseth Myers	338,795	+57,603	∞
David Michael Johnson	250,421	+57,603	∞
Jan Skvarka	207,154	+57,603	∞
Vincent Vultaggio	146,506	+56,680	2.31
Luke Nathaniel Walker	144,284	+57,603	∞
Enoch Kariuki	137,365	+57,603	∞
Carrie Brownstein	107,407	0	-
James B Bucher	100,000	+500,000	∞
JULIA MARIE EASTLAND	79,133	+766,245	88.52
Iris Roth	52,500	0	-
Ingmar Bruns	33,332	+361,703	110.71
Alexis Pinto	22,317	0	-
Dimitris Voliotis	16,045	0	-
Equity, LLC Recurium	14,990	0	-

Individual Transactions

February 10, 2026

Vincent Vultaggio

Open Market Sale

Change: -6,894

Price: $2.42

Shares: 146,506

Value: -$16,699

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Vincent Vultaggio	Feb 10	Open Market Sale (S) Market Sale	146,506	-6,894	$2.42	-$16,699

February 09, 2026

Vincent Vultaggio

Open Market Sale

Change: -3,379

Price: $2.39

Shares: 153,400

Value: -$8,085

Ingmar Bruns

Open Market Sale

Change: -335

Price: $2.39

Shares: 33,332

Value: -$801

JULIA MARIE EASTLAND

Open Market Sale

Change: -889

Price: $2.39

Shares: 79,133

Value: -$2,127

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Vincent Vultaggio	Feb 10	Open Market Sale (S) Market Sale	153,400	-3,379	$2.39	-$8,085
Ingmar Bruns	Feb 10	Open Market Sale (S) Market Sale	33,332	-335	$2.39	-$801
JULIA MARIE EASTLAND	Feb 10	Open Market Sale (S) Market Sale	79,133	-889	$2.39	-$2,127

February 06, 2026

Vincent Vultaggio

Open Market Sale

Change: -29,951

Price: $2.43

Shares: 156,779

Value: -$72,771

Ingmar Bruns

Open Market Sale

Change: -2,962

Price: $2.43

Shares: 33,667

Value: -$7,196

JULIA MARIE EASTLAND

Open Market Sale

Change: -7,866

Price: $2.43

Shares: 80,022

Value: -$19,112

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Vincent Vultaggio	Feb 10	Open Market Sale (S) Market Sale	156,779	-29,951	$2.43	-$72,771
Ingmar Bruns	Feb 10	Open Market Sale (S) Market Sale	33,667	-2,962	$2.43	-$7,196
JULIA MARIE EASTLAND	Feb 10	Open Market Sale (S) Market Sale	80,022	-7,866	$2.43	-$19,112

February 03, 2026

Vincent Vultaggio

Open Market Sale

Change: -556

Price: $2.52

Shares: 186,730

Value: -$1,398

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Vincent Vultaggio	Feb 04	Open Market Sale (S) Market Sale	186,730	-556	$2.52	-$1,398

February 02, 2026

Vincent Vultaggio

Open Market Sale

Change: -2,540

Price: $2.55

Shares: 187,286

Value: -$6,477

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Vincent Vultaggio	Feb 04	Open Market Sale (S) Market Sale	187,286	-2,540	$2.55	-$6,477

January 08, 2026

JULIA MARIE EASTLAND

Grant/Award Acquisition

Change: +775,000

Price: $0.00

Shares: 775,000

Value: +$0

Vincent Vultaggio

Grant/Award Acquisition

Change: +100,000

Price: $0.00

Shares: 100,000

Value: +$0

Ingmar Bruns

Grant/Award Acquisition

Change: +365,000

Price: $0.00

Shares: 365,000

Value: +$0

James B Bucher

Grant/Award Acquisition

Change: +100,000

Price: $0.00

Shares: 100,000

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
JULIA MARIE EASTLAND	Jan 09	Grant/Award Acquisition (A) Compensation/Award	775,000	+775,000	$0.00	+$0
Vincent Vultaggio	Jan 09	Grant/Award Acquisition (A) Compensation/Award	100,000	+100,000	$0.00	+$0
Ingmar Bruns	Jan 09	Grant/Award Acquisition (A) Compensation/Award	365,000	+365,000	$0.00	+$0
James B Bucher	Jan 09	Grant/Award Acquisition (A) Compensation/Award	100,000	+100,000	$0.00	+$0

December 31, 2025

GROUP WALTERS

Open Market Purchase

Change: +6,459,973

Price: $1.20

Shares: 13,509,973

Value: +$7,751,967

Insider	Filing Date	Transaction	Shares	Change	Price	Value
GROUP WALTERS	Jan 08	Open Market Purchase (P) Market Purchase	13,509,973	+6,459,973	$1.20	+$7,751,967

December 15, 2025

Capital Management Company, LP Matrix

Open Market Sale

Change: -7,500,000

Price: $1.33

Shares: 6,459,973

Value: -$9,975,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Capital Management Company, LP Matrix	Dec 15	Open Market Sale (S) Market Sale	6,459,973	-7,500,000	$1.33	-$9,975,000

October 01, 2025

James B Bucher

Grant/Award Acquisition

Change: +400,000

Price: $0.00

Shares: 400,000

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
James B Bucher	Oct 01	Grant/Award Acquisition (A) Compensation/Award	400,000	+400,000	$0.00	+$0

June 17, 2025

Jan Skvarka

Grant/Award Acquisition

Change: +57,603

Price: $0.00

Shares: 207,154

Value: +$0

David Michael Johnson

Grant/Award Acquisition

Change: +57,603

Price: $0.00

Shares: 250,421

Value: +$0

Enoch Kariuki

Grant/Award Acquisition

Change: +57,603

Price: $0.00

Shares: 137,365

Value: +$0

Luke Nathaniel Walker

Grant/Award Acquisition

Change: +57,603

Price: $0.00

Shares: 144,284

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jan Skvarka	Jun 18	Grant/Award Acquisition (A) Compensation/Award	207,154	+57,603	$0.00	+$0
David Michael Johnson	Jun 18	Grant/Award Acquisition (A) Compensation/Award	250,421	+57,603	$0.00	+$0
Enoch Kariuki	Jun 18	Grant/Award Acquisition (A) Compensation/Award	137,365	+57,603	$0.00	+$0
Luke Nathaniel Walker	Jun 18	Grant/Award Acquisition (A) Compensation/Award	144,284	+57,603	$0.00	+$0