RAAB MICHAEL

PrivateCIK: 1321402
Location

BALTIMORE, MD

RAAB MICHAEL (President & CEO) sold 2.2% of their position (41.67K shares) of ARDELYX, INC. on the open market

Open‑market sale worth $260.6K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderRAAB MICHAELCIK 1321402
IssuerARDELYX, INC.CIK 1437402
DirectorOfficer· President & CEO
Since Jul 2018
-41.67K
Net shares
Net seller
$260.6K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
20.83K acquired · 62.50K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+20.83K

Price / share

$0.99

Trade value

$20.62K

% of position

1.1%
2/24/2026
1.86M1.88M

Common Stock

Direct
S · Sale

Shares

41.67K

Price / share

$6.25

Trade value

$260.62K

% of position

2.2%
2/24/2026
1.88M1.84M
Total

Net shares

20.83K

Net value

-$240K

Derivative Transactions1

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

20.83K shares

Shares

20.83K

Strike price

0.99

Held after

395K

Exercisable

2/24/2026
Non-Derivative Holdings (Post-Transaction)2

Common Stock

Indirect
Shares owned24.36K

Common Stock

Indirect
Shares owned1K
Total
25.36K indirect25.36K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
RAAB MICHAEL — Insider Transaction (Form 4) Filed Feb 25, 2026 | Finecho