SULLIVAN TIMOTHY EUGENE (Chief Financial Officer) received a stock award from APELLIS PHARMACEUTICALS, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 4 awards

SULLIVAN TIMOTHY EUGENE

Filed: 5/14/2026ACC: 0001193125-26-224615

InsiderSULLIVAN TIMOTHY EUGENECIK 1707000

→

IssuerAPELLIS PHARMACEUTICALS, INC.CIK 1492422

Officer· Chief Financial Officer

Since Feb 2019

-1M

Net shares

Net seller

$0.00

Total acquired

Open market trades

0B · 0S

Total transactions

159.08K acquired · 1.16M disposed

Non-Derivative Transactions14

Common Stock

Direct

U · U

−140.94K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

140.94K→0.00

Common Stock

Indirect

U · U

−71.49K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

71.49K→0.00

Common Stock

Direct

A · Award

+41.25K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

0.00→41.25K

Common Stock

Direct

D · Disposition

−41.25K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

41.25K→0.00

Common Stock

Direct

A · Award

+30.62K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

0.00→30.62K

Common Stock

Direct

D · Disposition

−30.62K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

30.62K→0.00

Common Stock

Direct

A · Award

+29.07K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

0.00→29.07K

Common Stock

Direct

D · Disposition

−29.07K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

29.07K→0.00

Common Stock

Direct

A · Award

+58.14K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

0.00→58.14K

Common Stock

Direct

D · Disposition

−58.14K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

58.14K→0.00

Common Stock

Direct

D · Disposition

−6.87K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

6.87K→0.00

Common Stock

Direct

D · Disposition

−11.87K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

11.87K→0.00

Common Stock

Direct

D · Disposition

−34.45K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

34.45K→0.00

Common Stock

Direct

D · Disposition

−58.14K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

58.14K→0.00

Total

Net shares

−323.77K

Net value

$0.00

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	5/14/2026	U · U	−140.94K	—	—	New position	140.94K	0.00
Common Stock Indirect	5/14/2026	U · U	−71.49K	—	—	New position	71.49K	0.00
Common Stock Direct	5/14/2026	A · Award	+41.25K	—	—	New position	0.00	41.25K
Common Stock Direct	5/14/2026	D · Disposition	−41.25K	—	—	New position	41.25K	0.00
Common Stock Direct	5/14/2026	A · Award	+30.62K	—	—	New position	0.00	30.62K
Common Stock Direct	5/14/2026	D · Disposition	−30.62K	—	—	New position	30.62K	0.00
Common Stock Direct	5/14/2026	A · Award	+29.07K	—	—	New position	0.00	29.07K
Common Stock Direct	5/14/2026	D · Disposition	−29.07K	—	—	New position	29.07K	0.00
Common Stock Direct	5/14/2026	A · Award	+58.14K	—	—	New position	0.00	58.14K
Common Stock Direct	5/14/2026	D · Disposition	−58.14K	—	—	New position	58.14K	0.00
Common Stock Direct	5/14/2026	D · Disposition	−6.87K	—	—	New position	6.87K	0.00
Common Stock Direct	5/14/2026	D · Disposition	−11.87K	—	—	New position	11.87K	0.00
Common Stock Direct	5/14/2026	D · Disposition	−34.45K	—	—	New position	34.45K	0.00
Common Stock Direct	5/14/2026	D · Disposition	−58.14K	—	—	New position	58.14K	0.00
Total			−323.77K		$0.00

Derivative Transactions9

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

232.90K shares

−232.90K

Strike price

10.03

Held after

0.00

Exercisable

—

5/14/2026

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

84.95K shares

−84.95K

Strike price

13.85

Held after

0.00

Exercisable

—

5/14/2026

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

23.96K shares

−23.96K

Strike price

14.95

Held after

0.00

Exercisable

—

5/14/2026

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

82.50K shares

−82.50K

Strike price

19.39

Held after

0.00

Exercisable

—

5/14/2026

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

60.24K shares

−60.24K

Strike price

35.46

Held after

0.00

Exercisable

—

5/14/2026

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

70.13K shares

−70.13K

Strike price

44.33

Held after

0.00

Exercisable

—

5/14/2026

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

45K shares

−45K

Strike price

44.90

Held after

0.00

Exercisable

—

5/14/2026

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

43.18K shares

−43.18K

Strike price

52.66

Held after

0.00

Exercisable

—

5/14/2026

Stock Option (right to buy)

Direct

D · Disposition

Converts to

Common Stock

34.53K shares

−34.53K

Strike price

66.30

Held after

0.00

Exercisable

—

5/14/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable
Stock Option (right to buy) Direct	Common Stock232.90K shares	5/14/2026	D · Disposition	−232.90K	10.03	—
Stock Option (right to buy) Direct	Common Stock84.95K shares	5/14/2026	D · Disposition	−84.95K	13.85	—
Stock Option (right to buy) Direct	Common Stock23.96K shares	5/14/2026	D · Disposition	−23.96K	14.95	—
Stock Option (right to buy) Direct	Common Stock82.50K shares	5/14/2026	D · Disposition	−82.50K	19.39	—
Stock Option (right to buy) Direct	Common Stock60.24K shares	5/14/2026	D · Disposition	−60.24K	35.46	—
Stock Option (right to buy) Direct	Common Stock70.13K shares	5/14/2026	D · Disposition	−70.13K	44.33	—
Stock Option (right to buy) Direct	Common Stock45K shares	5/14/2026	D · Disposition	−45K	44.90	—
Stock Option (right to buy) Direct	Common Stock43.18K shares	5/14/2026	D · Disposition	−43.18K	52.66	—
Stock Option (right to buy) Direct	Common Stock34.53K shares	5/14/2026	D · Disposition	−34.53K	66.30	—