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Overview
Financials
Chart
Business Summary
Filings
Ownership
Valuation
Ownership — SMTK
Institutional Holdings
Insider Transactions
US Institutional Ownership
5.8%
Institution
Shares
Value
Ownership %
Change
Filing Date
JANE STREET GROUP, LLC
524.0K
--
2.04%
--
2026-06-30
PEAK6 LLC
339.1K
--
1.32%
--
2026-06-30
Rossby Financial, LCC
296.0K
--
1.15%
+60.0K
2026-06-30
CITADEL ADVISORS LLC
173.1K
--
0.67%
+150.7K
2026-06-30
Virtu Financial LLC
86.9K
--
0.34%
+60.0K
2026-06-30
GEODE CAPITAL MANAGEMENT, LLC
43.7K
--
0.17%
--
2026-06-30
PFG Investments, LLC
16.0K
--
0.06%
-10.5K
2026-06-30
XTX Topco Ltd
14.5K
--
0.06%
-9.3K
2026-06-30
Rockefeller Capital Management L.P.
1.0K
--
0.00%
--
2026-06-30
Arax Advisory Partners
145
--
0.00%
--
2026-06-30
MERCER GLOBAL ADVISORS INC /ADV
100
--
0.00%
--
2026-06-30
UBS Group AG
84
--
0.00%
-741
2026-06-30