Millennium Management’s Ironwood Pharmaceuticals IRWD Stock Holding History

Millennium Management’s Portfolio IRWD Stock Details IRWD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q1	–	Sell	-38,800	Closed	-$172K	–	6126
2024 Q4	$172K	Buy	+38,800	New	+$157K	﹤0.01%	5352
2023 Q4	–	Sell	-150,100	Closed	-$1.45M	–	6296
2023 Q3	$1.45M	Buy	+150,100	New	+$1.47M	﹤0.01%	3878
2016 Q4	–	Sell	-71,640	Closed	-$953K	–	3516
2016 Q3	$953K	Buy	+71,640	New	+$838K	﹤0.01%	2293
2014 Q4	–	Sell	-59,700	Closed	-$648K	–	4093
2014 Q3	$648K	Buy	+59,700	New	+$683K	﹤0.01%	2588
2013 Q4	–	Sell	-95,520	Closed	-$947K	–	3590
2013 Q3	$947K	Sell	95,520 -767,384	-89%	-$7.53M	﹤0.01%	2140
2013 Q2	$7.18M	Buy	+862,904	New	+$10.5M	0.02%	809

Other funds holding IRWD

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return

SCM

Sarissa Capital Management Greenwich, Connecticut $178M AUM 118.43% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Millennium Management's IRWD Position: Q2 2026 in Review

Millennium Management sold out of Ironwood Pharmaceuticals (IRWD) in Q2 2026, closing a stake of 457,114 shares — an estimated $1.6M sold.

Millennium Management first reported a position in IRWD in Q2 2013 and held it in 50 quarters. The position peaked at $65.4M in Q1 2014. 212 funds tracked by Wall St. Rank hold IRWD as of Q2 2026.

Millennium Management reported no remaining Ironwood Pharmaceuticals position as of Q2 2026 after selling out during the quarter.
Millennium Management sold 457,114 Ironwood Pharmaceuticals shares in Q2 2026, an estimated $1.6M.
Millennium Management first reported a position in Ironwood Pharmaceuticals in Q2 2013 and held it in 50 quarters.
Millennium Management's Ironwood Pharmaceuticals position peaked at $65.4M in Q1 2014.
212 funds tracked by Wall St. Rank held Ironwood Pharmaceuticals as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.