Position in MGNX
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$7,352,160
+$3,297,520 QoQ
Shares Held
2,544,000
+1.0% QoQ
Ownership
4.00%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
23 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MGNX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026ACADIAN ASSET MANAGEMENT LLC holds $703,385,515 across 179 Biotechnology names. MGNX ranks #20 (1.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INCY |
Incyte Corp
|
1,900,824 | $178,905,554 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
151,191 | $116,816,214 | |
| 3 | QNCX |
Quince Therapeutics, Inc.
|
1,750,862 | $35,367,412 | |
| 4 | LEGN |
Legend Biotech Corp
|
1,527,336 | $27,629,508 | |
| 5 | TBPH |
Theravance Biopharma, Inc.
|
1,276,576 | $20,718,828 | |
| 6 | RIGL |
Rigel Pharmaceuticals Inc
|
666,426 | $18,020,159 | |
| 7 | IMCR |
Immunocore Holdings plc
|
501,091 | $15,107,893 | |
| 8 | PRTA |
Prothena Corp Public Ltd Co
|
1,547,593 | $15,042,603 |
All Filings in MGNX
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $7,352,160 | 2,544,000 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $4,054,640 | 2,518,410 | Shares | Defined | 2026-02-10 | |
| 2025-09-30 | $4,229,478 | 2,517,547 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $3,014,960 | 2,491,703 | Shares | Defined | 2025-08-07 | |
| 2025-03-31 | $2,931,984 | 2,308,649 | Shares | Defined | 2025-05-21 | |
| 2024-12-31 | $4,195,499 | 1,290,923 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $3,592,104 | 1,091,825 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $2,490,835 | 586,079 | Shares | Defined | 2024-08-06 | |
| 2024-03-31 | $6,968,639 | 473,413 | Shares | Defined | 2024-05-10 | |
| 2023-12-31 | $10,175,006 | 1,057,693 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $6,390,705 | 1,371,396 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $6,803,279 | 1,271,641 | Shares | Defined | 2023-08-07 | |
| 2023-03-31 | $8,819,472 | 1,230,052 | Shares | Defined | 2023-05-11 | |
| 2022-12-31 | $7,090,389 | 1,056,690 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $3,519,107 | 1,017,083 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $2,469,135 | 836,995 | Shares | Defined | 2022-08-09 | |
| 2022-03-31 | $330,093 | 37,468 | Shares | Defined | 2022-05-12 | |
| 2021-06-30 | $196,830 | 7,328 | Shares | Defined | 2021-08-11 | |
| 2021-03-31 | $762,520 | 23,941 | Shares | Defined | 2021-05-11 | |
| 2020-12-31 | $1,240,680 | 54,273 | Shares | Defined | 2021-02-11 | |
| 2020-09-30 | $1,430,993 | 56,808 | Shares | Defined | 2020-11-09 | |
| 2020-06-30 | $4,739,587 | 169,756 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $932,742 | 160,265 | Shares | Defined | 2020-05-11 | |
| No filing history on record for this holder in this stock. | ||||||