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$ZBIO

$17.40 +$0.00 (0.0%)

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Insider Transactions

Insider Transaction Summary

Peter Evan Harwin

2,359,025 shares

Net: +484,719 B/S: ∞

PATRICK G ENRIGHT

1,832,669 shares

Net: +123,765 B/S: ∞

LEON O JR MOULDER

1,786,039 shares

Net: +707,928 B/S: ∞

Simeon George

1,173,395 shares

Net: +63,158 B/S: ∞

Jason Raleigh Nunn

1,173,395 shares

Net: +81,658 B/S: ∞

Hongbo Lu

426,736 shares

Net: +386,413 B/S: ∞

Moltke Lisa von

400,000 shares

Net: 0 B/S: -

Joseph L Farmer

175,000 shares

Net: +175,000 B/S: ∞

Jennifer A. Fox

150,000 shares

Net: +150,000 B/S: ∞

Orlando Oliveira

100,000 shares

Net: +100,000 B/S: ∞

Patricia L Allen

19,860 shares

Net: +27,660 B/S: ∞

JOHN J ORLOFF

18,500 shares

Net: +18,500 B/S: ∞

James P Boylan

18,500 shares

Net: +18,500 B/S: ∞

Ting Xiao

10,000 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Peter Evan Harwin	2,359,025	+484,719	∞
PATRICK G ENRIGHT	1,832,669	+123,765	∞
LEON O JR MOULDER	1,786,039	+707,928	∞
Simeon George	1,173,395	+63,158	∞
Jason Raleigh Nunn	1,173,395	+81,658	∞
Hongbo Lu	426,736	+386,413	∞
Moltke Lisa von	400,000	0	-
Joseph L Farmer	175,000	+175,000	∞
Jennifer A. Fox	150,000	+150,000	∞
Orlando Oliveira	100,000	+100,000	∞
Patricia L Allen	19,860	+27,660	∞
JOHN J ORLOFF	18,500	+18,500	∞
James P Boylan	18,500	+18,500	∞
Ting Xiao	10,000	0	-

Individual Transactions

April 29, 2026

LEON O JR MOULDER

Open Market Purchase

Change: +35,000

Price: $17.62

Shares: 1,786,039

Value: +$616,700

Insider	Filing Date	Transaction	Shares	Change	Price	Value
LEON O JR MOULDER	Apr 29	Open Market Purchase (P) Market Purchase	1,786,039	+35,000	$17.62	+$616,700

April 28, 2026

LEON O JR MOULDER

Open Market Purchase

Change: +25,000

Price: $18.02

Shares: 1,751,039

Value: +$450,500

Insider	Filing Date	Transaction	Shares	Change	Price	Value
LEON O JR MOULDER	Apr 29	Open Market Purchase (P) Market Purchase	1,751,039	+25,000	$18.02	+$450,500

March 31, 2026

Hongbo Lu

Open Market Purchase

Change: +75,000

Price: $20.00

Shares: 422,968

Value: +$1,500,000

LEON O JR MOULDER

Open Market Purchase

Change: +34,000

Price: $19.31

Shares: 1,726,039

Value: +$656,540

Peter Evan Harwin

Open Market Purchase

Change: +150,000

Price: $20.00

Shares: 2,359,025

Value: +$3,000,000

Hongbo Lu

Open Market Purchase

Change: +3,768

Price: $18.63

Shares: 426,736

Value: +$70,197

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Hongbo Lu	Mar 31	Open Market Purchase (P) Market Purchase	422,968	+75,000	$20.00	+$1,500,000
LEON O JR MOULDER	Mar 31	Open Market Purchase (P) Market Purchase	1,726,039	+34,000	$19.31	+$656,540
Peter Evan Harwin	Apr 01	Open Market Purchase (P) Market Purchase	2,359,025	+150,000	$20.00	+$3,000,000
Hongbo Lu	Apr 02	Open Market Purchase (P) Market Purchase	426,736	+3,768	$18.63	+$70,197

March 30, 2026

LEON O JR MOULDER

Open Market Purchase

Change: +20,000

Price: $18.23

Shares: 1,692,039

Value: +$364,600

Insider	Filing Date	Transaction	Shares	Change	Price	Value
LEON O JR MOULDER	Mar 31	Open Market Purchase (P) Market Purchase	1,692,039	+20,000	$18.23	+$364,600

February 13, 2026

Patricia L Allen

Open Market Purchase

Change: +4,160

Price: $26.36

Shares: 19,860

Value: +$109,657

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Patricia L Allen	Feb 13	Open Market Purchase (P) Market Purchase	19,860	+4,160	$26.36	+$109,657

February 12, 2026

Patricia L Allen

Open Market Purchase

Change: +5,000

Price: $23.77

Shares: 5,000

Value: +$118,850

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Patricia L Allen	Feb 13	Open Market Purchase (P) Market Purchase	5,000	+5,000	$23.77	+$118,850

February 11, 2026

Hongbo Lu

Open Market Purchase

Change: +25,985

Price: $22.50

Shares: 347,968

Value: +$584,662

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Hongbo Lu	Feb 13	Open Market Purchase (P) Market Purchase	347,968	+25,985	$22.50	+$584,662

February 02, 2026

LEON O JR MOULDER

Open Market Purchase

Change: +57,000

Price: $17.96

Shares: 423,155

Value: +$1,023,720

Insider	Filing Date	Transaction	Shares	Change	Price	Value
LEON O JR MOULDER	Feb 03	Open Market Purchase (P) Market Purchase	423,155	+57,000	$17.96	+$1,023,720

January 09, 2026

LEON O JR MOULDER

Open Market Purchase

Change: +20,000

Price: $16.55

Shares: 366,155

Value: +$331,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
LEON O JR MOULDER	Jan 09	Open Market Purchase (P) Market Purchase	366,155	+20,000	$16.55	+$331,000

January 08, 2026

LEON O JR MOULDER

Open Market Purchase

Change: +30,000

Price: $16.30

Shares: 346,155

Value: +$489,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
LEON O JR MOULDER	Jan 09	Open Market Purchase (P) Market Purchase	346,155	+30,000	$16.30	+$489,000

January 07, 2026

LEON O JR MOULDER

Open Market Purchase

Change: +50,000

Price: $16.38

Shares: 316,155

Value: +$819,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
LEON O JR MOULDER	Jan 09	Open Market Purchase (P) Market Purchase	316,155	+50,000	$16.38	+$819,000

October 09, 2025

Simeon George

Open Market Purchase

Change: +63,158

Price: $19.00

Shares: 1,173,395

Value: +$1,200,002

Jason Raleigh Nunn

Open Market Purchase

Change: +63,158

Price: $19.00

Shares: 1,173,395

Value: +$1,200,002

PATRICK G ENRIGHT

Open Market Purchase

Change: +105,265

Price: $19.00

Shares: 1,832,669

Value: +$2,000,035

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Simeon George	Oct 14	Open Market Purchase (P) Market Purchase	1,173,395	+63,158	$19.00	+$1,200,002
Jason Raleigh Nunn	Oct 14	Open Market Purchase (P) Market Purchase	1,173,395	+63,158	$19.00	+$1,200,002
PATRICK G ENRIGHT	Oct 14	Open Market Purchase (P) Market Purchase	1,832,669	+105,265	$19.00	+$2,000,035

October 07, 2025

Hongbo Lu

Open Market Purchase

Change: +263,160

Price: $19.00

Shares: 321,983

Value: +$5,000,040

Peter Evan Harwin

Open Market Purchase

Change: +316,219

Price: $19.00

Shares: 2,209,025

Value: +$6,008,161

LEON O JR MOULDER

Open Market Purchase

Change: +36,928

Price: $20.85

Shares: 36,928

Value: +$769,948

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Hongbo Lu	Oct 09	Open Market Purchase (P) Market Purchase	321,983	+263,160	$19.00	+$5,000,040
Peter Evan Harwin	Oct 09	Open Market Purchase (P) Market Purchase	2,209,025	+316,219	$19.00	+$6,008,161
LEON O JR MOULDER	Oct 09	Open Market Purchase (P) Market Purchase	36,928	+36,928	$20.85	+$769,948