FMR LLC

Position in IRWD — Ironwood Pharmaceuticals Inc

CIK 315066 BOSTON, MA

Position in IRWD

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$2,774,254

+$459,951 QoQ

Shares Held

790,386

+15.1% QoQ

Ownership

0.480%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 97.35648151662606.ToString("F0")% Shared 0.ToString("F0")% None 2.6435184833739465.ToString("F0")%

Healthcare · as of Mar 31, 2026

FMR LLC holds $5,286,613,725 across 50 Drug Manufacturers - Specialty & Generic names. IRWD ranks #22 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ELAN	Elanco Animal Health Inc	50,925,366	$1,218,644,005
2	HLN	Haleon plc	113,969,159	$1,140,831,280
3	TEVA	Teva Pharmaceutical Industries Ltd	33,132,795	$997,959,784
4	LNTH	Lantheus Holdings, Inc.	4,626,453	$350,916,458
5	KNSA	Kiniksa Pharmaceuticals International, plc	6,823,700	$328,561,152
6	UTHR	UNITED THERAPEUTICS Corp	528,346	$313,298,609
7	AMLX	Amylyx Pharmaceuticals, Inc.	16,630,541	$231,164,518
8	VTRS	Viatris Inc	16,588,514	$224,110,822

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,774,254	790,386	+15.1%	Shares	Defined	2026-05-15
2025-12-31	$2,314,303	686,737	+22.6%	Shares	Defined	2026-02-17
2025-09-30	$733,528	559,946	+12.6%	Shares	Defined	2025-11-13
2025-06-30	$357,985	497,202	+3.6%	Shares	Defined	2025-08-14
2025-03-31	$705,219	479,741	+58.2%	Shares	Defined	2025-05-12
2024-12-31	$1,343,498	303,273	+78.7%	Shares	Defined	2025-02-13
2024-09-30	$699,085	169,681	+25.1%	Shares	Defined	2024-11-13
2024-06-30	$884,059	135,592	+51.7%	Shares	Defined	2024-08-13
2024-03-31	$778,350	89,363	-8.7%	Shares	Defined	2024-05-13
2023-12-31	$1,119,391	97,849	+509.3%	Shares	Defined	2024-02-13
2023-09-30	$154,657	16,060	-24.0%	Shares	Defined	2023-11-13
2023-06-30	$224,971	21,144	+11.3%	Shares	Defined	2023-08-11
2023-03-31	$199,774	18,990	-1.3%	Shares	Defined	2023-08-11
2022-12-31	$238,358	19,238	-80.7%	Shares	Defined	2023-02-13
2022-09-30	$1,030,663	99,485	+280.4%	Shares	Defined	2022-11-10
2022-06-30	$301,508	26,150	-38.6%	Shares	Defined	2022-08-12
2022-03-31	$535,819	42,593	+627.2%	Shares	Defined	2022-05-13
2021-12-31	$68,292	5,857	-6.2%	Shares	Defined	2022-02-14
2021-09-30	$81,546	6,244	-6.2%	Shares	Defined	2022-02-14
2021-06-30	$85,662	6,656	-97.7%	Shares	Defined	2021-08-13
2021-03-31	$3,258,779	291,483	-77.6%	Shares	Defined	2021-05-14
2020-12-31	$14,817,113	1,300,888	-66.1%	Shares	Defined	2021-02-08
2020-09-30	$34,471,219	3,834,396	-30.5%	Shares	Defined	2020-11-13
2020-06-30	$56,976,285	5,520,958	-50.1%	Shares	Defined	2020-08-24
2020-03-31	$111,562,233	11,056,713	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.