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Overview
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Business Summary
Filings
Ownership
Valuation
Ownership — ANTX
Institutional Holdings
Insider Transactions
US Institutional Ownership
60.3%
Institution
Shares
Value
Ownership %
Change
Filing Date
Vivo Capital, LLC
3.15M
$10.0M
8.76%
--
2026-03-31
Commodore Capital LP
2.33M
$7.0M
6.49%
--
2026-03-31
MILLENNIUM MANAGEMENT LLC
2.22M
$7.0M
6.18%
+2.13M
2026-03-31
Spruce Street Capital LP
1.66M
$5.0M
4.62%
--
2026-03-31
Almitas Capital LLC
1.48M
$5.0M
4.11%
--
2026-03-31
VANGUARD CAPITAL MANAGEMENT LLC
1.01M
$3.0M
2.81%
--
2026-03-31
ADAGE CAPITAL PARTNERS GP, L.L.C.
1.00M
$3.0M
2.78%
--
2026-03-31
Woodline Partners LP
993.7K
$3.0M
2.76%
+847.7K
2026-03-31
Boxer Capital Management, LLC
749.0K
$2.0M
2.08%
--
2026-03-31
Stonepine Capital Management, LLC
713.8K
$2.0M
1.98%
+86.2K
2026-03-31
AMERIPRISE FINANCIAL INC
696.2K
$2.0M
1.93%
--
2026-03-31
Sio Capital Management, LLC
657.2K
$2.0M
1.83%
--
2026-03-31
Ally Bridge Group (NY) LLC
526.3K
$1.0M
1.46%
--
2026-03-31
Prosight Management, LP
515.8K
$1.0M
1.43%
--
2026-03-31
BANK OF NOVA SCOTIA
459.2K
$1.0M
1.28%
--
2026-03-31
BANK OF AMERICA CORP /DE/
393.7K
$1.0M
1.09%
+8.4K
2026-03-31
BlackRock, Inc.
318.8K
$1.0M
0.89%
-4.6K
2026-03-31
JANE STREET GROUP, LLC
303.6K
$1.0M
0.84%
+285.7K
2026-03-31
LANDSCAPE CAPITAL MANAGEMENT, L.L.C.
298.2K
$1.0M
0.83%
-133.6K
2026-03-31
GEODE CAPITAL MANAGEMENT, LLC
286.5K
--
0.80%
+34.7K
2026-03-31
BANK OF MONTREAL /CAN/
260.1K
--
0.72%
-161.9K
2026-03-31
MORGAN STANLEY
234.2K
--
0.65%
+4.4K
2026-03-31
Seven Fleet Capital Management LP
199.7K
--
0.55%
--
2026-03-31
RENAISSANCE TECHNOLOGIES LLC
198.8K
--
0.55%
-139.8K
2026-03-31
CITADEL ADVISORS LLC
155.2K
--
0.43%
+39.7K
2026-03-31
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