SMITH J. JEFFERSON sold 8.5% of their position (10.20K shares) of PRECISION BIOSCIENCES INC on the open market

Open‑market sale worth $41.1K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

SMITH J. JEFFERSON

Filed: 1/22/2026ACC: 0001628280-26-003146

InsiderSMITH J. JEFFERSONCIK 1770169

→

IssuerPRECISION BIOSCIENCES INCCIK 1357874

10% Owner

Since Mar 2019

-10.20K

Net shares

Net seller

$41.1K

Total sold

Open market trades

0B · 1S

Total transactions

29.17K acquired · 39.37K disposed

Non-Derivative Transactions4

Common Stock

Direct

M · Option Exercise

+2.50K

Price / share

—

Trade value

—

% of position

2.7%

1/20/2026

91.22K→93.72K

Common Stock

Direct

M · Option Exercise

+10.45K

Price / share

—

Trade value

—

% of position

11.1%

1/20/2026

93.72K→104.17K

Common Stock

Direct

M · Option Exercise

+16.22K

Price / share

—

Trade value

—

% of position

15.6%

1/21/2026

104.17K→120.38K

Common Stock

Direct

S · Sale

−10.20K

Price / share

$4.03

Trade value

$41.11K

% of position

8.5%

1/21/2026

120.38K→110.18K

Total

Net shares

+18.97K

Net value

-$41.11K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	1/20/2026	M · Option Exercise	+2.50K	—	—	2.7%	91.22K	93.72K
Common Stock Direct	1/20/2026	M · Option Exercise	+10.45K	—	—	11.1%	93.72K	104.17K
Common Stock Direct	1/21/2026	M · Option Exercise	+16.22K	—	—	15.6%	104.17K	120.38K
Common Stock Direct	1/21/2026	S · Sale	−10.20K	$4.03	$41.11K	8.5%	120.38K	110.18K
Total			+18.97K		-$41.11K

Derivative Transactions3

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

2.50K shares

−2.50K

Strike price

Held after

0.00

Exercisable

—

1/20/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

10.45K shares

−10.45K

Strike price

Held after

10.45K

Exercisable

—

1/20/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

16.22K shares

−16.22K

Strike price

Held after

16.22K

Exercisable

—

1/20/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Common Stock2.50K shares	1/20/2026	M · Option Exercise	−2.50K	—	0.00
Restricted Stock Units Direct	Common Stock10.45K shares	1/20/2026	M · Option Exercise	−10.45K	—	10.45K
Restricted Stock Units Direct	Common Stock16.22K shares	1/20/2026	M · Option Exercise	−16.22K	—	16.22K

Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect

Shares owned7.93K

Total

7.93K indirect7.93K

Security Title	Shares Owned	Ownership Type
Common Stock	7.93K	Indirect
Total	7.93K	7.93K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported