OSTROWSKI ERIK

PrivateCIK: 1762507
Location

CAMBRIDGE, MA

OSTROWSKI ERIK (SVP, CFO, CBO & Treasurer) sold 8.3% of their position (56.02K shares) of AKEBIA THERAPEUTICS, INC. on the open market

Open‑market sale worth $62.2K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderOSTROWSKI ERIKCIK 1762507
IssuerAKEBIA THERAPEUTICS, INC.CIK 1517022
Officer· SVP, CFO, CBO & Treasurer
Since Feb 2026
-56.02K
Net shares
Net seller
$62.2K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
56.02K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

56.02K

Price / share

$1.11

Trade value

$62.18K

% of position

8.3%
6/29/2026
672.63K616.62K
Total

Net shares

56.02K

Net value

-$62.18K

Derivative Transactions0
No derivative transactions reported
OSTROWSKI ERIK — Insider Transaction (Form 4) Filed Jul 1, 2026 | Finecho