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The company

Ironwood Pharmaceuticals, Inc.

IRWD · Nasdaq

Health CarePharmaceuticalsNot moving yet

IRWD stood above a rising 150-day average in 37 of the last 52 weekly readings, and has been out of that trend for the last 8 weeks. It is 9.4% below that average now. Pharmaceuticals: 32% of its 74 stocks in an uptrend (−7 points in four weeks); Health Care: 26% (−10 points in four weeks).

SEC filings

Statistics

Rotation: Not moving yet
Weeks in an uptrend: out for 8
Industry in uptrend: 32% -7 in 4 wk
Insider buys, 12 months: $0
Insider sales, 12 months: $45.2M
Officials’ trades on record: 0
Institutions holding: 202 (-12)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 37 of 52 weeks.

20 Apr – 19 Oct

Pharmaceuticals: A minority of its stocks are in an uptrend and the share has been slipping. Health Care: A minority of its stocks are in an uptrend and the share has fallen sharply over four weeks.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

No member of Congress or official has disclosed a trade in it.

Insiders

Buy orders, 12 months0

Sale orders, 12 months17

Buyers · sellers0 · 8

Who	Did	Shares	Traded
Ronald SilverPFO & PAO	sold	127,890at $4.52	7 Jul 2026filed 9 Jul 2026
Julie McHughDirector	sold	21,571at $3.73	16 Jun 2026filed 17 Jun 2026
Alexander J. DennerDirector	sold	6,725,000at $3.05	17 Mar 2026filed 17 Mar 2026
Alexander J. DennerDirector	sold	5,800at $3.31	17 Mar 2026filed 17 Mar 2026
Ronald SilverPrincipal Accounting Officer	sold	12,621at $3.66	24 Feb 2026filed 25 Feb 2026
Thomas A. McCourtChief Executive Officer	sold	103,526at $3.66	24 Feb 2026filed 25 Feb 2026
Tammi L. GaskinsChief Commercial Officer	sold	11,239at $3.66	24 Feb 2026filed 25 Feb 2026
Michael ShetzlineSVP, CMO, Head-Res&Drug	sold	17,012at $3.66	24 Feb 2026filed 25 Feb 2026
Minardo JohnChief Legal Officer	sold	19,053at $3.66	24 Feb 2026filed 25 Feb 2026
Gregory S. MartiniChief Financial Officer	sold	11,457at $3.66	24 Feb 2026filed 25 Feb 2026
Ronald SilverPrincipal Accounting Officer	sold	11,552at $3.81	23 Feb 2026filed 25 Feb 2026
Thomas A. McCourtChief Executive Officer	sold	94,757at $3.81	23 Feb 2026filed 25 Feb 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders202-12 on the quarter

New · exited26 · 37

Reported value$654.6M

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
BlackRock, Inc.added · filed 7 Aug 2026	17,788,557$74.9M	+4,425,627+33.1%
ARMISTICE CAPITAL, LLCreduced · filed 14 Aug 2026	13,932,000$58.7M	-1,096,000−7.3%
Sarissa Capital Management LPunchanged · filed 14 Aug 2026	9,188,635$38.7M	00.0%
STATE STREET CORPadded · filed 7 Aug 2026	8,809,601$37.1M	+1,352,657+18.1%
BANK OF AMERICA CORPadded · filed 14 Aug 2026	8,683,803$36.6M	+8960.0%
RENAISSANCE TECHNOLOGIES LLCreduced · filed 13 Aug 2026	7,993,226$33.7M	-67,847−0.8%
VANGUARD CAPITAL MANAGEMENT LLCadded · filed 13 Aug 2026	6,608,508$27.8M	+511,054+8.4%
AQR CAPITAL MANAGEMENT LLCreduced · filed 14 Aug 2026	6,465,921$27.2M	-1,069,159−14.2%
VANGUARD PORTFOLIO MANAGEMENT LLCreduced · filed 13 Aug 2026	5,513,355$23.2M	-1,168,682−17.5%
GEODE CAPITAL MANAGEMENT, LLCadded · filed 12 Aug 2026	4,831,657$20.3M	+288,135+6.3%