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Overview
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Business Summary
Filings
Ownership
Valuation
Ownership — STXS
Institutional Holdings
Insider Transactions
US Institutional Ownership
39.3%
Institution
Shares
Value
Ownership %
Change
Filing Date
DAFNA Capital Management LLC
13.68M
$23.0M
13.68%
--
2026-06-30
BlackRock, Inc.
4.40M
$7.0M
4.40%
+440.6K
2026-06-30
Lagoda Investment Management, L.P.
4.12M
$7.0M
4.12%
-227.8K
2026-06-30
VANGUARD CAPITAL MANAGEMENT LLC
3.04M
$5.0M
3.04%
+46.8K
2026-06-30
GEODE CAPITAL MANAGEMENT, LLC
1.90M
$3.0M
1.89%
+219.8K
2026-06-30
ESSEX INVESTMENT MANAGEMENT CO LLC
1.52M
$2.0M
1.52%
-68.1K
2026-06-30
Archon Capital Management LLC
1.23M
$2.0M
1.23%
--
2026-06-30
Warberg Asset Management LLC
1.11M
$1.0M
1.11%
+14.8K
2026-06-30
STATE STREET CORP
916.8K
$1.0M
0.92%
-41.0K
2026-06-30
AlphaCentric Advisors LLC
600.0K
$1.0M
0.60%
--
2026-06-30
VANGUARD FIDUCIARY TRUST CO
589.1K
$1.0M
0.59%
+59.2K
2026-06-30
Bank Julius Baer & Co. Ltd, Zurich
540.5K
--
0.54%
+1
2026-06-30
NORTHERN TRUST CORP
529.7K
--
0.53%
+32.8K
2026-06-30
VANGUARD PORTFOLIO MANAGEMENT LLC
463.6K
--
0.46%
+95.0K
2026-06-30
Sequoia Financial Advisors, LLC
381.4K
--
0.38%
+703
2026-06-30
MORGAN STANLEY
332.1K
--
0.33%
+201.3K
2026-06-30
UBS Group AG
251.3K
--
0.25%
+14.1K
2026-06-30
GOLDMAN SACHS GROUP INC
235.0K
--
0.23%
-34.1K
2026-06-30
SEI INVESTMENTS CO
234.6K
--
0.23%
-284.3K
2026-06-30
Bank of New York Mellon Corp
211.6K
--
0.21%
+15.7K
2026-06-30
CITADEL ADVISORS LLC
209.7K
--
0.21%
+186.2K
2026-06-30
Independent Advisor Alliance
208.5K
--
0.21%
+7.5K
2026-06-30
AQR CAPITAL MANAGEMENT LLC
196.6K
--
0.20%
+131.4K
2026-06-30
BRIDGEWAY CAPITAL MANAGEMENT, LLC
173.8K
--
0.17%
-47.7K
2026-06-30
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
144.2K
--
0.14%
-28.6K
2026-06-30
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