CISLINI JEFF (General Counsel) sold 50.4% of their position (56.89K shares) of REVOLUTION MEDICINES, INC. on the open market

Open‑market sale worth $11.90M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 6 sales

CISLINI JEFF

Filed: 8/25/2026ACC: 0001610717-26-000388

InsiderCISLINI JEFFCIK 1969082

→

IssuerREVOLUTION MEDICINES, INC.CIK 1628171

Officer· General Counsel

Since Mar 2026

-56.89K

Net shares

Net seller

$11.90M

Total sold

Open market trades

0B · 6S

Total transactions

56.28K acquired · 113.17K disposed

Non-Derivative Transactions8

Common Stock

Direct

M · Option Exercise

+29.68K

Price / share

$18.56

Trade value

$550.86K

% of position

52.5%

8/21/2026

56.52K→86.20K

Common Stock

Direct

M · Option Exercise

+26.60K

Price / share

$21.61

Trade value

$574.83K

% of position

30.9%

8/21/2026

86.20K→112.80K

Common Stock

Direct

S · Sale

−3.40K

Price / share

$207.24

Trade value

$704.60K

% of position

3.0%

8/21/2026

112.80K→109.40K

Common Stock

Direct

S · Sale

−17.32K

Price / share

$208.37

Trade value

$3.61M

% of position

15.8%

8/21/2026

109.40K→92.08K

Common Stock

Direct

S · Sale

−25.82K

Price / share

$209.25

Trade value

$5.40M

% of position

28.0%

8/21/2026

92.08K→66.26K

Common Stock

Direct

S · Sale

−2.54K

Price / share

$210.26

Trade value

$534.07K

% of position

3.8%

8/21/2026

66.26K→63.72K

Common Stock

Direct

S · Sale

−4.50K

Price / share

$211.34

Trade value

$951.04K

% of position

7.1%

8/21/2026

63.72K→59.22K

Common Stock

Direct

S · Sale

−3.31K

Price / share

$212.06

Trade value

$702.76K

% of position

5.6%

8/21/2026

59.22K→55.91K

Total

Net shares

−614.00

Net value

-$10.78M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	8/21/2026	M · Option Exercise	+29.68K	$18.56	$550.86K	52.5%	56.52K	86.20K
Common Stock Direct	8/21/2026	M · Option Exercise	+26.60K	$21.61	$574.83K	30.9%	86.20K	112.80K
Common Stock Direct	8/21/2026	S · Sale	−3.40K	$207.24	$704.60K	3.0%	112.80K	109.40K
Common Stock Direct	8/21/2026	S · Sale	−17.32K	$208.37	$3.61M	15.8%	109.40K	92.08K
Common Stock Direct	8/21/2026	S · Sale	−25.82K	$209.25	$5.40M	28.0%	92.08K	66.26K
Common Stock Direct	8/21/2026	S · Sale	−2.54K	$210.26	$534.07K	3.8%	66.26K	63.72K
Common Stock Direct	8/21/2026	S · Sale	−4.50K	$211.34	$951.04K	7.1%	63.72K	59.22K
Common Stock Direct	8/21/2026	S · Sale	−3.31K	$212.06	$702.76K	5.6%	59.22K	55.91K
Total			−614.00		-$10.78M

Derivative Transactions2

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

29.68K shares

−29.68K

Strike price

18.56

Held after

0.00

Exercisable

—

8/21/2026

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

26.60K shares

−26.60K

Strike price

21.61

Held after

3.50K

Exercisable

—

8/21/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to Buy) Direct	Common Stock29.68K shares	8/21/2026	M · Option Exercise	−29.68K	18.56	—	0.00
Stock Option (Right to Buy) Direct	Common Stock26.60K shares	8/21/2026	M · Option Exercise	−26.60K	21.61	—	3.50K