HoldingsChannel.com
On this page, we present all of the funds holding AFIB from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding AFIB, with a link to that fund's top holdings. The next columns indicate the amount of AFIB stock held by each of the funds holding AFIB, followed by the AFIB position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 29 funds holding AFIB within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Deerfield Management Company L.P. Series C. For more details on the positions held by Deerfield Management Company L.P. Series C (or by any of the other funds holding AFIB), click the fund name in the "Holder" column of the funds-holding-AFIB table below.
| Holder | Amount | Position Size ($ in 1000's) | As of |
|---|---|---|---|
 Deerfield Management Company L.P. Series C | 2,660,808 | $537 | 12/31/2023 |
| AFIB | 2,660,808 | $537 | 12/31/2023 |
| Orbimed Advisors LLC | 2,648,386 | $535 | 12/31/2023 |
| AFIB | 2,648,386 | $535 | 12/31/2023 |
| Renaissance Technologies LLC | 327,000 | $66 | 12/31/2023 |
| AFIB | 327,000 | $66 | 12/31/2023 |
| Vanguard Group Inc. | 286,084 | $58 | 12/31/2023 |
| AFIB | 286,084 | $58 | 12/31/2023 |
| Geode Capital Management LLC | 206,624 | $42 | 12/31/2023 |
| AFIB | 206,624 | $42 | 12/31/2023 |
| BlackRock Inc. | 206,681 | $42 | 12/31/2023 |
| AFIB | 206,681 | $42 | 12/31/2023 |
| Millennium Management LLC | 113,657 | $23 | 12/31/2023 |
| AFIB | 113,657 | $23 | 12/31/2023 |
| HRT Financial LP | 117,926 | $23 | 12/31/2023 |
| AFIB | 117,926 | $23 | 12/31/2023 |
 Citadel Advisors LLC | $22 | 12/31/2023 | |
| AFIB | 107,673 | $22 | 12/31/2023 |
| Put | 300 | $0 | 12/31/2023 |
| Call | 100 | $0 | 12/31/2023 |
| Virtu Financial LLC | 75,031 | $15 | 12/31/2023 |
| AFIB | 75,031 | $15 | 12/31/2023 |
| State Street Corp | 51,871 | $10 | 12/31/2023 |
| AFIB | 51,871 | $10 | 12/31/2023 |
| Northern Trust Corp | 35,038 | $7 | 12/31/2023 |
| AFIB | 35,038 | $7 | 12/31/2023 |
| HBK Sorce Advisory LLC | 30,000 | $6 | 12/31/2023 |
| AFIB | 30,000 | $6 | 12/31/2023 |
| Morgan Stanley | 17,541 | $4 | 12/31/2023 |
| AFIB | 17,541 | $4 | 12/31/2023 |
| David Loasby | 21,300 | $4 | 12/31/2023 |
| AFIB | 21,300 | $4 | 12/31/2023 |
| Voisard Asset Management Group Inc. | 8,700 | $2 | 03/31/2024 |
| AFIB | 8,700 | $2 | 03/31/2024 |
| Goldman Sachs Group Inc. | 11,391 | $2 | 12/31/2023 |
| AFIB | 11,391 | $2 | 12/31/2023 |
| First Business Financial Services Inc. | 10,000 | $2 | 12/31/2023 |
| AFIB | 10,000 | $2 | 12/31/2023 |
| Tower Research Capital LLC TRC | 11,764 | $2 | 12/31/2023 |
| AFIB | 11,764 | $2 | 12/31/2023 |
| AdvisorNet Financial Inc | 5,625 | $1 | 03/31/2024 |
| AFIB | 5,625 | $1 | 03/31/2024 |
| Westside Investment Management Inc. | 5,000 | $1 | 03/31/2024 |
| AFIB | 5,000 | $1 | 03/31/2024 |
| S.A. Mason LLC | 6,400 | $1 | 03/31/2024 |
| AFIB | 6,400 | $1 | 03/31/2024 |
| Wells Fargo & Company MN | 6,235 | $1 | 12/31/2023 |
| AFIB | 6,235 | $1 | 12/31/2023 |
| Group One Trading L.P. | 3,229 | $1 | 12/31/2023 |
| AFIB | 3,229 | $1 | 12/31/2023 |
| UBS Group AG | 6,825 | $1 | 12/31/2023 |
| AFIB | 6,825 | $1 | 12/31/2023 |
| Bank of America Corp DE | 801 | $0 | 12/31/2023 |
| AFIB | 801 | $0 | 12/31/2023 |
| Proequities Inc. | $0 | 12/31/2023 | |
| Put | 0 | $0 | 12/31/2023 |
| AFIB | 0 | $0 | 12/31/2023 |
| Call | 0 | $0 | 12/31/2023 |
| Royal Bank of Canada | 375 | $0 | 12/31/2023 |
| AFIB | 375 | $0 | 12/31/2023 |
| Federated Hermes Inc. | 1,685 | $0 | 12/31/2023 |
| AFIB | 1,685 | $0 | 12/31/2023 |
| Qube Research & Technologies Ltd | 1 | $0 | 12/31/2023 |
| AFIB | 1 | $0 | 12/31/2023 |
See Summary: Institutional Holders of AFIB
See Details: Top 10 Hedge Funds Holding AFIB
Also See: AFIB Insider Buying
Also See: AFIB Holdings Changes
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