Position in MGNX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$8,075,691
+$4,896,779 QoQ
Shares Held
2,794,357
+41.5% QoQ
Ownership
4.40%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MGNX Over Time
Shares Held
Position Value (USD)
Derivatives in MGNX
reported options exposure · as of Mar 31, 2022CallValue
$312,755
CallShares
35,500
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Mar 31, 2026MILLENNIUM MANAGEMENT LLC holds $4,570,822,033 across 342 Biotechnology names. MGNX ranks #131 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | JAZZ |
Jazz Pharmaceuticals plc
|
1,262,511 | $238,677,704 | |
| 2 | INSM |
INSMED Inc
|
1,157,786 | $189,321,166 | |
| 3 | BMRN |
Biomarin Pharmaceutical Inc
|
3,010,308 | $170,052,298 | |
| 4 | TERN |
Terns Pharmaceuticals, Inc.
|
3,011,558 | $158,769,337 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
447,887 | $148,192,371 | |
| 6 | FOLD |
AMICUS THERAPEUTICS, INC.
|
7,908,459 | $114,356,317 | |
| 7 | ARDX |
Ardelyx, Inc.
|
17,842,370 | $106,875,796 | |
| 8 | BLTE |
Belite Bio, Inc
|
570,088 | $90,894,830 |
All Filings in MGNX
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $10,969,247 | 2,374,296 | Shares | Sole | 2026-07-20 | |
| 2026-06-01 | $14,222,986 | 3,435,504 | Shares | Sole | 2026-06-05 | |
| 2026-05-08 | $9,200,778 | 3,066,926 | Shares | Sole | 2026-05-14 | |
| 2026-03-31 | $8,075,691 | 2,794,357 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $3,178,912 | 1,974,480 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $3,556,341 | 2,116,870 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $2,439,195 | 2,015,864 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $2,189,797 | 1,724,250 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $9,310,343 | 2,864,721 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $11,633,111 | 3,535,900 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $14,078,856 | 3,312,672 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $1,364,470 | 92,695 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $8,301,723 | 862,965 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $9,501,218 | 2,038,888 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $5,427,837 | 1,014,549 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $14,012,689 | 1,954,350 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $18,836,546 | 2,807,235 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $12,255,153 | 3,541,952 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $7,698,207 | 2,609,562 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $13,374,769 | 1,518,135 | Shares | Sole | 2022-05-16 | |
| 2022-03-31 | $312,755 | 35,500 | Call | Sole | 2022-05-16 | |
| 2021-12-31 | $16,524,052 | 1,029,536 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $10,722,306 | 512,049 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $12,955,356 | 482,329 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $13,463,058 | 422,702 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $13,272,058 | 580,580 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $16,910,701 | 671,326 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $33,024,362 | 1,182,821 | Shares | Sole | 2020-08-14 | |
| 2020-06-30 | $767,800 | 27,500 | Call | Sole | 2020-08-14 | |
| 2020-03-31 | $160,050 | 27,500 | Call | Sole | 2020-05-14 | |
| 2020-03-31 | $9,480,890 | 1,629,019 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||