SHETZLINE MICHAEL

PrivateCIK: 1808509
Location

BOSTON, MA

SHETZLINE MICHAEL (CMO, SVP & Head of Drug Devt.) made both purchases and sales at IRONWOOD PHARMACEUTICALS INC

Purchased 3.4% of their position (17.01K shares) and sold 2.8% of their position (15.57K shares) — review individual transaction dates and prices for directional context.

P · 1S · 1
InsiderSHETZLINE MICHAELCIK 1808509
Officer· CMO, SVP & Head of Drug Devt.
Since Apr 2020
+1.44K
Net shares
Net buyer
$59.3K
Total sold
2
Open market trades
1B · 1S
2
Total transactions
17.01K acquired · 15.57K disposed
Non-Derivative Transactions2

Class A Common Stock

Direct
S · Sale

Shares

15.57K

Price / share

$3.81

Trade value

$59.32K

% of position

2.8%
2/23/2026
554.01K538.44K

Common Stock

Direct
S · Sale

Shares

+17.01K

Price / share

$3.66

Trade value

$62.26K

% of position

3.4%
2/24/2026
504.41K521.42K
Total

Net shares

+1.44K

Net value

$2.94K

Derivative Transactions0
No derivative transactions reported
SHETZLINE MICHAEL — Insider Transaction (Form 4) Filed Feb 25, 2026 | Finecho