Activist 13D/13G Filings - IRONWOOD PHARMACEUTICALS INC (IRWD)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2024-11-04
11:46 am
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
VANGUARD GROUP INC22,038,097
13.790%
6,004,552increase
(+37.45%)
View
2024-10-23
5:04 pm
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
22,918,324
14.300%
22,918,324increase
(New Position)
View
2024-10-16
10:04 am
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
STATE STREET CORP
STT
9,919,865
6.200%
-1,612,223decrease
(-13.98%)
View
2024-02-09
3:12 pm
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
LSV ASSET MANAGEMENT6,793,701
4.350%
-1,132,696decrease
(-14.29%)
View
2024-01-25
09:21 am
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
STATE STREET CORP
STT
11,532,088
7.390%
352,510increase
(+3.15%)
View
2024-01-22
2:03 pm
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
BlackRock Inc.
BLK
25,978,899
16.600%
207,707increase
(+0.81%)
View
2024-01-10
10:16 am
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
VANGUARD GROUP INC16,033,545
10.270%
1,300,976increase
(+8.83%)
View
2023-07-07
4:21 pm
Purchase
13DVectivBio Holding AG
VECT
IRONWOOD PHARMACEUTICALS INC
IRWD
61,295,063
97.600%
61,295,063increase
(New Position)
View
2023-07-05
12:01 pm
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
WESTFIELD CAPITAL MANAGEMENT CO LP0
0.000%
-8,145,674decrease
(Position Closed)
View
2023-05-10
08:54 am
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
WELLINGTON MANAGEMENT GROUP LLP0
0.000%
-13,340,377decrease
(Position Closed)
View
2023-02-14
09:00 am
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
BROWN CAPITAL MANAGEMENT LLC3,997,045
2.610%
-12,260,854decrease
(-75.41%)
View
2023-02-10
4:16 pm
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
LSV ASSET MANAGEMENT7,926,397
5.170%
7,926,397increase
(New Position)
View
2023-02-09
11:22 am
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
VANGUARD GROUP INC14,732,569
9.600%
1,244,807increase
(+9.23%)
View
2023-02-06
2:53 pm
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
WELLINGTON MANAGEMENT GROUP LLP13,340,377
8.700%
-3,999,210decrease
(-23.06%)
View
2023-02-02
12:34 pm
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
STATE STREET CORP
STT
11,179,578
7.290%
11,179,578increase
(New Position)
View
2023-01-26
08:52 am
Unchanged
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
BlackRock Inc.
BLK
25,771,192
16.800%
0
(Unchanged)
View
2023-01-20
5:17 pm
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
BlackRock Inc.
BLK
25,771,192
16.800%
-1,123,895decrease
(-4.18%)
View
2022-07-08
4:57 pm
Purchase
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
BlackRock Inc.
BLK
26,895,087
17.500%
12,526,197increase
(+87.18%)
View
2022-02-14
5:02 pm
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
BROWN CAPITAL MANAGEMENT LLC16,257,899
9.930%
-3,892,564decrease
(-19.32%)
View
2022-02-10
08:22 am
Sale
13GIRONWOOD PHARMACEUTICALS INC C
IRWD
VANGUARD GROUP INC13,487,762
8.240%
-2,404,585decrease
(-15.13%)
View
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