Ironwood Pharmaceuticals Inc

D. E. Shaw & Co., Inc. IRWD

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/17/2026

Shares

117,446

Value ($000)

396

Weight

0.0%

2013 Q4 - 2025 Q4 (26 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/17/2026	396	0.0%	117,446	12/31/2025
2025 Q3	11/14/2025	488	0.0%	372,270	9/30/2025
2025 Q2	8/14/2025	1,197	0.0%	1,669,639	6/30/2025
2025 Q1	5/15/2025	161	0.0%	109,724	3/31/2025
2024 Q4	2/14/2025	300	0.0%	67,753	12/31/2024
2024 Q3	11/14/2024	1,008	0.0%	244,681	9/30/2024
2024 Q2	8/14/2024	2,510	0.0%	384,949	6/30/2024
2023 Q4	2/14/2024	2,620	0.0%	229,030	12/31/2023
2023 Q3	11/14/2023	4,201	0.0%	436,263	9/30/2023
2023 Q2	8/14/2023	9,778	0.0%	918,998	6/30/2023
2023 Q1	5/15/2023	8,424	0.0%	800,723	3/31/2023
2022 Q4	2/14/2023	7,773	0.0%	627,386	12/31/2022
2022 Q3	11/14/2022	5,775	0.0%	557,434	9/30/2022
2022 Q2	8/15/2022	8,664	0.0%	751,429	6/30/2022
2022 Q1	5/16/2022	14,925	0.0%	1,186,382	3/31/2022
2021 Q4	2/14/2022	10,308	0.0%	884,094	12/31/2021
2021 Q3	11/15/2021	17,310	0.0%	1,325,427	9/30/2021
2021 Q2	8/16/2021	12,667	0.0%	984,238	6/30/2021
2021 Q1	5/17/2021	17,005	0.0%	1,521,040	3/31/2021
2020 Q4	2/16/2021	24,366	0.0%	2,139,227	12/31/2020
2020 Q3	11/16/2020	16,626	0.0%	1,848,305	9/30/2020
2020 Q2	8/14/2020	17,690	0.0%	1,714,187	6/30/2020
2020 Q1	5/15/2020	16,838	0.0%	1,668,789	3/31/2020
2019 Q4	2/14/2020	19,508	0.0%	1,465,626	12/31/2019
2014 Q1	5/15/2014	591	0.0%	47,955	3/31/2014
2013 Q4	2/14/2014	592	0.0%	51,018	12/31/2013