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Business Summary
Filings
Ownership
Valuation
Ownership — VSTM
Institutional Holdings
Insider Transactions
US Institutional Ownership
100.0%
Institution
Shares
Value
Ownership %
Change
Filing Date
BlackRock, Inc.
9.19M
$35.0M
10.16%
+3.00M
2026-06-30
ARMISTICE CAPITAL, LLC
7.02M
$26.0M
7.76%
+2.43M
2026-06-30
RTW INVESTMENTS, LP
6.64M
$25.0M
7.33%
+59.5K
2026-06-30
Deep Track Capital, LP
5.74M
$21.0M
6.34%
--
2026-06-30
STATE STREET CORP
5.13M
$19.0M
5.67%
+1.62M
2026-06-30
Rosalind Advisors, Inc.
3.99M
$15.0M
4.41%
+1.85M
2026-06-30
VANGUARD CAPITAL MANAGEMENT LLC
3.85M
$14.0M
4.26%
+528.7K
2026-06-30
Nantahala Capital Management, LLC
3.58M
$13.0M
3.96%
--
2026-06-30
Stonepine Capital Management, LLC
3.35M
$12.0M
3.70%
+47.3K
2026-06-30
VANGUARD PORTFOLIO MANAGEMENT LLC
3.27M
$12.0M
3.61%
+2.51M
2026-06-30
Foresite Capital Management VI LLC
3.15M
$12.0M
3.48%
--
2026-06-30
GOLDMAN SACHS GROUP INC
2.72M
$10.0M
3.01%
+1.24M
2026-06-30
BAKER BROS. ADVISORS LP
2.50M
$9.0M
2.76%
+1.91M
2026-06-30
Alyeska Investment Group, L.P.
2.29M
$8.0M
2.53%
+239.6K
2026-06-30
MILLENNIUM MANAGEMENT LLC
2.16M
$8.0M
2.39%
-248.6K
2026-06-30
GEODE CAPITAL MANAGEMENT, LLC
2.07M
$7.0M
2.29%
+356.6K
2026-06-30
AIGH Capital Management LLC
1.93M
$7.0M
2.13%
-73.0K
2026-06-30
Opaleye Management Inc.
1.80M
$6.0M
1.99%
--
2026-06-30
Balyasny Asset Management L.P.
1.69M
$6.0M
1.86%
+1.28M
2026-06-30
Qube Research & Technologies Ltd
1.63M
$6.0M
1.80%
+152.5K
2026-06-30
ACORN CAPITAL ADVISORS, LLC
1.47M
$5.0M
1.62%
--
2026-06-30
NEXTBio Capital Management LP
1.31M
$4.0M
1.44%
--
2026-06-30
FRANKLIN RESOURCES INC
1.11M
$4.0M
1.22%
-864
2026-06-30
Pinnacle Financial Partners, Inc.
1.09M
$4.0M
1.20%
+591.2K
2026-06-30
AQR CAPITAL MANAGEMENT LLC
934.6K
$3.0M
1.03%
+868.5K
2026-06-30
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