ZAFGEN INC (ZFGN)
Institutional ownership reported to the SEC as of Q1 2020, across 6 quarters.
40
Reporting holders
$20.2M
Reported value
0.0%
Held as options
-5
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| Atlas Venture Advisors, Inc. | $2.7M | 3,506,207 | 3.66% | 6q | HELD |
| SPHERA FUNDS MANAGEMENT LTD. | $2.4M | 3,161,562 | 0.30% | 2q | +809.4%+$2.2M |
| 683 Capital Management, LLC | $2.0M | 2,630,368 | 0.24% | 6q | -2.6%-$54.8K |
| Sio Capital Management, LLC | $1.8M | 2,332,164 | 0.60% | 2q | +2.1%+$37.7K |
| RENAISSANCE TECHNOLOGIES LLC | $1.7M | 2,160,550 | 0.00% | 6q | -9.4%-$173.4K |
| MANGROVE PARTNERS | $1.4M | 1,762,826 | 0.19% | 6q | -0.8%-$10.6K |
| MORGAN STANLEY | $1.3M | 1,694,701 | 0.00% | 10q | HELD |
| ACUTA CAPITAL PARTNERS, LLC | $1.1M | 1,386,000 | 0.52% | 2q | +38.6%+$297.2K |
| Soleus Capital Management, L.P. | $1.0M | 1,348,399 | 1.21% | 2q | +67.7%+$419.1K |
| ORBIMED ADVISORS LLC | $852.0K | 1,106,529 | 0.01% | 2q | +34.8%+$219.9K |
| VANGUARD GROUP INC | $764.0K | 992,463 | 0.00% | 6q | HELD |
| BlackRock Inc. | $563.0K | 731,957 | 0.00% | 6q | -1.3%-$7.6K |
| Worth Venture Partners, LLC | $550.0K | 713,621 | 0.34% | 4q | +31.6%+$132.0K |
| ROYCE & ASSOCIATES LP | $259.0K | 336,781 | 0.00% | 6q | HELD |
| MILLENNIUM MANAGEMENT LLC | $237.0K | 307,901 | 0.00% | 6q | -16.2%-$45.8K |
| DAFNA Capital Management LLC | $235.0K | 305,500 | 0.10% | 6q | HELD |
| Russell Investments Group, Ltd. | $201.0K | 261,234 | 0.00% | 3q | -33.9%-$103.2K |
| GEODE CAPITAL MANAGEMENT, LLC | $194.0K | 252,782 | 0.00% | 6q | -51.3%-$204.1K |
| TWO SIGMA INVESTMENTS, LP | $172.0K | 223,368 | 0.00% | 6q | -49.6%-$169.3K |
| TWO SIGMA ADVISERS, LP | $165.0K | 214,300 | 0.00% | 6q | -10.2%-$18.7K |
| Point72 Asset Management, L.P. | $159.0K | 207,129 | 0.00% | 2q | HELD |
| WINTON GROUP Ltd | $140.0K | 182,452 | 0.00% | 3q | -0.8%-$1.2K |
| Hikari Power Ltd | $116.0K | 150,000 | 0.02% | 6q | -25.2%-$39.1K |
| NORTHERN TRUST CORP | $61.0K | 78,651 | 0.00% | 6q | HELD |
| BRIDGEWAY CAPITAL MANAGEMENT INC | $35.0K | 45,000 | 0.00% | new | NEW |
| GOLDMAN SACHS GROUP INC | $29.0K | 37,419 | 0.00% | 6q | -21.0%-$7.7K |
| CITADEL ADVISORS LLC | $20.0K | 25,350 | 0.00% | new | NEW |
| STATE STREET CORP | $19.0K | 24,100 | 0.00% | 6q | -4.0% |
| Northeast Financial Consultants Inc | $18.0K | 23,243 | 0.00% | 4q | HELD |
| GABELLI FUNDS LLC | $17.0K | 22,000 | 0.00% | new | NEW |
| US BANCORP \DE\ | $11.0K | 14,105 | 0.00% | 6q | HELD |
| BANK OF AMERICA CORP /DE/ | $8.0K | 10,996 | 0.00% | 6q | -34.6%-$4.2K |
| VICTORY CAPITAL MANAGEMENT INC | $8.0K | 10,618 | 0.00% | new | NEW |
| Spark Investment Management LLC | $8.0K | 11,381 | 0.00% | new | NEW |
| Squarepoint Ops LLC | $8.0K | 10,384 | 0.00% | 2q | -71.2%-$19.8K |
| SIMPLEX TRADING, LLC | $3.0K | options only | 0.00% | new | OPTIONS |
| Cubist Systematic Strategies, LLC | $3.0K | 3,388 | 0.00% | 2q | -19.5% |
| GROUP ONE TRADING, L.P. | $2.0K | options only | 0.00% | new | OPTIONS |
| ROYAL BANK OF CANADA | $1.0K | 1,707 | 0.00% | 3q | +21.8% |
| FEDERATED HERMES, INC. | $1.0K | 24 | 0.00% | 6q | -47.8% |
| BNP PARIBAS ARBITRAGE, SA | $67 | 87 | 0.00% | 6q | HELD |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q1 2020 | 40 | $20.2M | 26,287,223 | 7 | 7 | 16 | 0.0% |
| Q4 2019 | 45 | $28.0M | 25,226,366 | 11 | 8 | 13 | 0.0% |
| Q3 2019 | 46 | $17.0M | 22,975,264 | 8 | 12 | 14 | 0.0% |
| Q2 2019 | 66 | $31.5M | 26,447,636 | 12 | 19 | 25 | 0.0% |
| Q1 2019 | 85 | $78.6M | 28,640,957 | 13 | 29 | 25 | 0.1% |
| Q4 2018 | 93 | $155.3M | 31,374,044 | 3 | 1 | 1 | 0.0% |