Activist 13D/13G Filings - WILLIAM BLAIR INVESTMENT MANAGEMENT LLC

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
2020-02-10
12:01 pm
Purchase		13GGRAND CANYON ED INC
LOPE		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC2,867,187
5.9%		2,867,187increase
(New Position)		View
2020-02-10
12:01 pm
Purchase		13GLIGAND PHARMACEUTICALS INC
LGND		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC1,416,850
8.1%		437,589increase
(+44.69%)		View
2020-02-10
12:01 pm
Purchase		13GBWX TECHNOLOGIES INC
BWXT		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC7,357,982
7.7%		1,003,669increase
(+15.80%)		View
2020-02-10
12:01 pm
Sale		13GGLAUKOS CORP
GKOS		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC1,976,525
4.6%		-484,612decrease
(-19.69%)		View
2020-02-10
12:01 pm
Sale		13GROGERS CORPORATION
ROG		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC848,901
4.6%		-595,775decrease
(-41.24%)		View
2020-02-10
12:01 pm
Purchase		13GENCOMPASS HEALTH CORP COM
EHC		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC4,968,282
5%		4,968,282increase
(New Position)		View
2020-02-10
12:01 pm
Purchase		13GLUXFER HOLDINGS PLC SHS
LXFR		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC1,489,042
5.4%		1,489,042increase
(New Position)		View
2020-02-10
12:01 pm
Sale		13GASPEN GROUP INC
ASPU		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC0
0%		-1,220,498decrease
(Position Closed)		View
2020-02-10
12:01 pm
Purchase		13GBJS WHSL CLUB HLDGS INC
BJ		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC9,485,284
6.9%		9,485,284increase
(New Position)		View
2020-02-10
12:01 pm
Purchase		13GZIFF DAVIS, INC.
ZD		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC2,470,956
5.1%		553,804increase
(+28.89%)		View
2020-02-10
12:01 pm
Purchase		13GPORTOLA PHARMACEUTICALS INC CO
PTLA		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC7,249,072
9.3%		7,249,072increase
(New Position)		View
2020-02-10
12:01 pm
Purchase		13GWILLDAN GROUP, INC
WLDN		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC626,154
5.5%		626,154increase
(New Position)		View
2020-02-10
12:01 pm
Sale		13GCAMBREX CORP
CBM		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC0
0%		-2,588,798decrease
(Position Closed)		View
2020-02-10
12:01 pm
Sale		13GENCORE CAPITAL GROUP INC
ECPG		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC3,323,897
10.7%		-24,888decrease
(-0.74%)		View
2020-02-10
12:01 pm
Purchase		13GPURE STORAGE INC COMT STK
PSTG		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC15,543,680
6%		15,543,680increase
(New Position)		View
2020-02-10
12:01 pm
Purchase		13GHEALTH CARE SVCS GROUP INC
HCSG		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC5,681,592
7.7%		1,505,339increase
(+36.05%)		View
2020-02-10
12:01 pm
Purchase		13GVIRTU FINL INC
VIRT		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC8,114,972
6.9%		4,431,272increase
(+120.29%)		View
2020-02-10
12:01 pm
Sale		13GADTALEM GLOBAL ED INC
ATGE		WILLIAM BLAIR INVESTMENT MANAGEMENT LLC0
0%		-4,808,560decrease
(Position Closed)		View
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