NasdaqCM · as of Oct 13, 16:00 ET · 15m delayAfter hours 1.10−0.90%
Open
1.15
Prev close
1.16
Day range
1.071.16
52-week range
1.00112.50
Volume
158.17K0.08×
Mkt cap
1.13M
P/E ttm
—
Fwd P/E
—
EPS ttm
-123.15
Div yield
0.00%
Earnings
—
From 52w high
−99.01%
GCTK shareholders
HDS
GCTK Ownership
13F / N-PORT filings via Yahoo
Institutions
12.2%
13.2% of the float
Insiders
7.7%
officers and directors
Institutional holders
21
filing positions
Top 10 institutions
4.7%
7 adding · 1 trimming
INST
Top Institutions
Institutions
Holder
% held
Shares
Value
Change
As of
HRT Financial LP
1.72%
13.70K
$15.20K
+405.6%
Jun 30, 2026
Jane Street Group, LLC
1.07%
8.56K
$9.51K
+100.0%
Jun 30, 2026
Citadel Advisors Llc
0.66%
5.30K
$5.88K
+100.0%
Jun 30, 2026
Ikarian Capital, LLC
0.38%
3.06K
$3.39K
0.0%
Jun 30, 2026
Geode Capital Management, LLC
0.29%
2.28K
$2.53K
−27.2%
Jun 30, 2026
Virtu Financial LLC
0.16%
1.25K
$1.39K
+100.0%
Jun 30, 2026
Granite Islands Private Wealth, LLC
0.13%
1.05K
$1.16K
+100.0%
Jun 30, 2026
Boothbay Fund Management, LLC
0.11%
902
$1.00K
0.0%
Jun 30, 2026
UBS Group AG
0.11%
889
$986
+1791.5%
Jun 30, 2026
Citigroup Inc.
0.11%
858
$952
+100.0%
Jun 30, 2026
FUND
Top Funds
Funds
Holder
% held
Shares
Value
Change
As of
Fidelity Concord Street Trust-Fidelity Extended Market Index Fund
0.60%
4.77K
$5.30K
+115.3%
Aug 31, 2026
Fidelity Concord Street Trust-Fidelity Series Total Market Index Fund
0.00%
30
$33
0.0%
Aug 31, 2026
Institutions report quarterly, up to 45 days after the quarter ends, so these positions can be months old. Change compares the share count with the holder's previous filing. Insider transactions are on the overview page (INSD).