FOSTER ERIC DUANE

PrivateCIK: 2034148
Location

WALTHAM, MA

FOSTER ERIC DUANE (Chief Commercial Officer) sold 2.0% of their position (8.56K shares) of ARDELYX, INC. on the open market

Open‑market sale worth $33.0K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderFOSTER ERIC DUANECIK 2034148
IssuerARDELYX, INC.CIK 1437402
Officer· Chief Commercial Officer
Since Feb 2026
-8.56K
Net shares
Net seller
$33.0K
Total sold
3
Open market trades
0B · 3S
3
Total transactions
8.56K disposed
Non-Derivative Transactions3

Common Stock

Direct
S · Sale

Shares

2.60K

Price / share

$3.86

Trade value

$10.02K

% of position

0.6%
8/21/2026
417.97K415.37K

Common Stock

Direct
S · Sale

Shares

3.39K

Price / share

$3.86

Trade value

$13.07K

% of position

0.8%
8/21/2026
415.37K411.99K

Common Stock

Direct
S · Sale

Shares

2.58K

Price / share

$3.86

Trade value

$9.93K

% of position

0.6%
8/21/2026
411.99K409.41K
Total

Net shares

8.56K

Net value

-$33.02K

Derivative Transactions0
No derivative transactions reported