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Business Summary
Filings
Ownership
Valuation
Ownership — ANTX
Institutional Holdings
Insider Transactions
US Institutional Ownership
67.9%
Institution
Shares
Value
Ownership %
Change
Filing Date
Vivo Capital, LLC
3.15M
$15.0M
8.69%
--
2026-06-30
Commodore Capital LP
2.93M
$14.0M
8.08%
+600.0K
2026-06-30
MILLENNIUM MANAGEMENT LLC
2.32M
$11.0M
6.39%
+96.2K
2026-06-30
BlackRock, Inc.
1.67M
$8.0M
4.59%
+1.35M
2026-06-30
Spruce Street Capital LP
1.66M
$8.0M
4.57%
--
2026-06-30
Almitas Capital LLC
1.47M
$7.0M
4.05%
-10.0K
2026-06-30
VANGUARD CAPITAL MANAGEMENT LLC
1.24M
$5.0M
3.41%
+227.6K
2026-06-30
ADAGE CAPITAL PARTNERS GP, L.L.C.
1.00M
$4.0M
2.75%
--
2026-06-30
CITADEL ADVISORS LLC
952.0K
$4.0M
2.62%
+796.8K
2026-06-30
Boxer Capital Management, LLC
749.0K
$3.0M
2.06%
--
2026-06-30
GEODE CAPITAL MANAGEMENT, LLC
697.8K
$3.0M
1.92%
+411.3K
2026-06-30
SummitTX Capital, L.P.
597.5K
$2.0M
1.65%
--
2026-06-30
Balyasny Asset Management L.P.
556.0K
$2.0M
1.53%
--
2026-06-30
Stonepine Capital Management, LLC
551.7K
$2.0M
1.52%
-162.2K
2026-06-30
AMERIPRISE FINANCIAL INC
537.1K
$2.0M
1.48%
-159.1K
2026-06-30
Sio Capital Management, LLC
529.9K
$2.0M
1.46%
-127.3K
2026-06-30
Ally Bridge Group (NY) LLC
526.3K
$2.0M
1.45%
--
2026-06-30
Prosight Management, LP
474.6K
$2.0M
1.31%
-41.1K
2026-06-30
Woodline Partners LP
459.8K
$2.0M
1.27%
-533.9K
2026-06-30
STATE STREET CORP
311.6K
$1.0M
0.86%
+196.4K
2026-06-30
NORTHERN TRUST CORP
214.9K
$1.0M
0.59%
+171.7K
2026-06-30
Seven Fleet Capital Management LP
208.9K
$1.0M
0.58%
+9.2K
2026-06-30
VANGUARD FIDUCIARY TRUST CO
196.9K
--
0.54%
+59.2K
2026-06-30
VANGUARD PORTFOLIO MANAGEMENT LLC
179.6K
--
0.49%
--
2026-06-30
LANDSCAPE CAPITAL MANAGEMENT, L.L.C.
167.4K
--
0.46%
-130.7K
2026-06-30
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