$28.45
+0.58 (+2.08%)
Market Cap
$442.1M
Shares Outstanding
15,862,700
Institutional Holders
37
Total Inst. Value
$32.8M
% of Float Held
30.3%
QoQ Holder Change
+14
Institutional data as of Q1 2025
New Positions
7
Closed Positions
4
Increased
10
Decreased
10
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | GILEAD SCIENCES, INC. | $21.1M | 2,209,471 |
| 2 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $2.5M | 260 |
| 3 | VANGUARD GROUP INC | $2.1M | 215,983 |
| 4 | B Group, Inc. | $1.9M | 200,000 |
| 5 | RENAISSANCE TECHNOLOGIES LLC | $1.1M | 113,311 |
| 6 | BlackRock, Inc. | $755K | 78,988 |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $455K | 47,703 |
| 8 | MONIMUS CAPITAL MANAGEMENT, LP | $402K | 42,067 |
| 9 | NORTHERN TRUST CORP | $271K | 28,323 |
| 10 | FEDERATED HERMES, INC. | $243K | 25,394 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| VANGUARD GROUP INC | +16K | $2.1M |
| B Group, Inc. | +149K | $1.9M |
| RENAISSANCE TECHNOLOGIES LLC | +19K | $1.1M |
| GEODE CAPITAL MANAGEMENT, LLC | +1K | $455K |
| ACADIAN ASSET MANAGEMENT LLC | +7K | $219K |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| ARMISTICE CAPITAL, LLC | -144K | $228K |
| FMR LLC | -12K | $54K |
| JPMORGAN CHASE & CO | -11K | $0 |
| UBS Group AG | -6K | $7K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | -4K | $166K |
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Frequently Asked Questions
How many institutional investors hold ASMB?
As of Q1 2025, 37 institutional investors report holding ASMB (Assembly Biosciences, Inc.) in their 13F filings.
What percentage of Assembly Biosciences, Inc. is owned by institutions?
Institutional investors hold approximately 30.3% of Assembly Biosciences, Inc.'s float as reported in SEC 13F filings.
Which hedge fund owns the most ASMB?
The largest institutional holder of ASMB is GILEAD SCIENCES, INC. with $21.1M in shares.
Are institutions buying or selling ASMB?
This quarter, 7 institutions opened new positions in ASMB and 4 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.