GLENBROOK CAPITAL MANAGEMENT - 13D/13G Filings

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 have beem 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
What is insider trading>>
Time period
Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-04-01
4:59 pm
Purchase
2026-03-2513GINVO FERTILITY INC PAR $0.
IVF
GLENBROOK CAPITAL MANAGEMENT134,515
8.330%
134,515increase
(New Position)
Filing
History
2026-03-18
5:23 pm
Purchase
2026-03-1613GSENESTECH INC PAR $0.0
SNES
GLENBROOK CAPITAL MANAGEMENT890,635
16.800%
296,850increase
(+49.99%)
Filing
History
2026-02-02
5:26 pm
Purchase
2026-01-2913GSENESTECH INC PAR $0.0
SNES
GLENBROOK CAPITAL MANAGEMENT593,785
11.400%
11,541increase
(+1.98%)
Filing
History
2025-11-24
4:01 pm
Purchase
2025-09-3013GSENESTECH INC PAR $0.0
SNES
GLENBROOK CAPITAL MANAGEMENT582,244
9.990%
582,244increase
(New Position)
Filing
History