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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Reported
DateTime		TypeCompany
Symbol		Filed By
Symbol		Shares Owned
% Owned		Shares Vs. Prev ReportFiling
2021-03-01
5:14 pm
Purchase		13DIRONWOOD PHARMACEUTICALS INC C
IRWD		Sarissa Capital Management LP14,927,844
9.3%		14,927,844increase
(New Position)		View
2021-02-12
2:55 pm
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		BROWN CAPITAL MANAGEMENT LLC20,150,463
12.59%		2,249,410increase
(+12.57%)		View
2021-02-12
09:51 am
Sale		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		UBS ASSET MANAGEMENT AMERICAS INC1,935,957
1.21%		-9,245,494decrease
(-82.69%)		View
2021-02-11
1:54 pm
Sale		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		JANUS HENDERSON GROUP PLC
JHG		0
0%		-8,289,895decrease
(Position Closed)		View
2021-02-10
11:10 am
Sale		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		VANGUARD GROUP INC15,892,347
9.93%		-746,594decrease
(-4.49%)		View
2021-02-04
09:45 am
Sale		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		WELLINGTON MANAGEMENT GROUP LLP21,653,549
13.53%		-124,152decrease
(-0.57%)		View
2021-01-29
5:23 pm
Sale		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		BlackRock Inc.
BLK		13,044,650
8.1%		-496,895decrease
(-3.67%)		View
2021-01-06
7:25 pm
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		WESTFIELD CAPITAL MANAGEMENT CO LP8,488,042
5.3%		8,488,042increase
(New Position)		View
2020-11-10
10:27 am
Sale		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		FMR LLC2,807,589
1.748%		-8,545,905decrease
(-75.27%)		View
2020-11-09
09:59 am
Sale		13DIRONWOOD PHARMACEUTICALS INC C
IRWD		Sarissa Capital Management LP0
0%		-12,493,000decrease
(Position Closed)		View
2020-02-26
5:02 pm
Purchase		13DIRONWOOD PHARMACEUTICALS INC C
IRWD		Sarissa Capital Management LP12,493,000
7.9%		3,000,800increase
(+31.61%)		View
2020-02-14
3:14 pm
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		JANUS HENDERSON GROUP PLC
JHG		8,289,895
5.3%		1,635,089increase
(+24.57%)		View
2020-02-14
09:33 am
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		BROWN CAPITAL MANAGEMENT LLC17,901,053
11.42%		740,272increase
(+4.31%)		View
2020-02-12
10:12 am
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		UBS ASSET MANAGEMENT AMERICAS INC11,181,451
7.13%		2,589,772increase
(+30.14%)		View
2020-02-11
7:24 pm
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		VANGUARD GROUP INC16,638,941
10.61%		991,206increase
(+6.33%)		View
2020-02-07
11:22 am
Sale		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		FMR LLC11,353,494
7.214%		-3,518,872decrease
(-23.66%)		View
2020-02-05
12:16 pm
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		BlackRock Inc.
BLK		13,541,545
8.6%		1,223,980increase
(+9.94%)		View
2020-01-28
11:02 am
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		WELLINGTON MANAGEMENT GROUP LLP21,777,701
13.89%		2,177,632increase
(+11.11%)		View
2019-09-09
09:10 am
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		BROWN CAPITAL MANAGEMENT LLC17,160,781
10.97%		7,031,450increase
(+69.42%)		View
2019-06-10
1:14 pm
Purchase		13GIRONWOOD PHARMACEUTICALS INC C
IRWD		VANGUARD GROUP INC15,647,735
10.05%		2,287,181increase
(+17.12%)		View
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