NELSEN ROBERT purchased 1.3% of their position (170K shares) of CITY THERAPEUTICS, INC. on the open market

Open‑market purchase worth $3.06M — a small addition. The strongest form of insider conviction signal.

P · 1 purchase

NELSEN ROBERT

Filed: 10/19/2026ACC: 0001104659-26-116965

InsiderNELSEN ROBERTCIK 1219042

→

IssuerCITY THERAPEUTICS, INC.CIK 2143850

Director10% Owner

Since Oct 2026

+1.16M

Net shares

Net buyer

$3.06M

Total acquired

Open market trades

1B · 0S

Total transactions

11M acquired · 9.84M disposed

Non-Derivative Transactions4

Common Stock

Indirect

C · Conversion

+3.29M

Price / share

—

Trade value

—

% of position

121.2%

10/19/2026

2.72M→6.01M

Common Stock

Indirect

C · Conversion

+5.48M

Price / share

—

Trade value

—

% of position

91.2%

10/19/2026

6.01M→11.50M

Common Stock

Indirect

C · Conversion

+2.03M

Price / share

—

Trade value

—

% of position

17.6%

10/19/2026

11.50M→13.52M

Common Stock

Indirect

P · Purchase

+170K

Price / share

$18.00

Trade value

$3.06M

% of position

1.3%

10/19/2026

13.52M→13.69M

Total

Net shares

+10.97M

Net value

$3.06M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Indirect	10/19/2026	C · Conversion	+3.29M	—	—	121.2%	2.72M	6.01M
Common Stock Indirect	10/19/2026	C · Conversion	+5.48M	—	—	91.2%	6.01M	11.50M
Common Stock Indirect	10/19/2026	C · Conversion	+2.03M	—	—	17.6%	11.50M	13.52M
Common Stock Indirect	10/19/2026	P · Purchase	+170K	$18.00	$3.06M	1.3%	13.52M	13.69M
Total			+10.97M		$3.06M

Derivative Transactions4

Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

22.65K shares

+22.65K

Strike price

Held after

22.65K

Exercisable

—

10/15/2026

Series Seed convertible preferred stock

Indirect

C · Conversion

Converts to

Common Stock

3.29M shares

−3M

Strike price

Held after

0.00

Exercisable

—

10/19/2026

Series A convertible preferred stock

Indirect

C · Conversion

Converts to

Common Stock

5.48M shares

−4.99M

Strike price

Held after

0.00

Exercisable

—

10/19/2026

Series B convertible preferred stock

Indirect

C · Conversion

Converts to

Common Stock

2.03M shares

−1.85M

Strike price

Held after

0.00

Exercisable

—

10/19/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to Buy) Direct	Common Stock22.65K shares	10/15/2026	A · Award	+22.65K	18	—	22.65K
Series Seed convertible preferred stock Indirect	Common Stock3.29M shares	10/19/2026	C · Conversion	−3M		—	0.00
Series A convertible preferred stock Indirect	Common Stock5.48M shares	10/19/2026	C · Conversion	−4.99M		—	0.00
Series B convertible preferred stock Indirect	Common Stock2.03M shares	10/19/2026	C · Conversion	−1.85M		—	0.00