Position in IMCR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$6,946,529
-$1,184,912 QoQ
Shares Held
230,399
-1.7% QoQ
Ownership
0.453%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
21 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IMCR Over Time
Shares Held
Position Value (USD)
Derivatives in IMCR
reported options exposure · as of Mar 31, 2026CallValue
$0
CallShares
0
PutValue
$298,485
PutShares
9,900
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, 2026CITADEL ADVISORS LLC holds $5,783,571,443 across 373 Biotechnology names. IMCR ranks #107 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INSM |
INSMED Inc
|
2,182,571 | $356,894,009 | |
| 2 | ONC |
BeOne Medicines Ltd.
|
1,032,298 | $306,561,536 | |
| 3 | BMRN |
Biomarin Pharmaceutical Inc
|
4,512,634 | $254,918,694 | |
| 4 | JAZZ |
Jazz Pharmaceuticals plc
|
1,259,444 | $238,097,887 | |
| 5 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
453,843 | $237,573,195 | |
| 6 | BBIO |
BridgeBio Pharma, Inc.
|
3,173,940 | $235,696,783 | |
| 7 | TERN |
Terns Pharmaceuticals, Inc.
|
3,218,810 | $169,695,662 | |
| 8 | PTGX |
Protagonist Therapeutics, Inc
|
1,551,900 | $163,570,260 |
All Filings in IMCR
Export CSV
49 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $298,485 | 9,900 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $6,946,529 | 230,399 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $8,131,441 | 234,268 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $274,209 | 7,900 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $319,704 | 8,800 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $239,778 | 6,600 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $1,533,053 | 42,198 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $1,051,230 | 33,500 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $6,408,329 | 204,217 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $376,809 | 12,700 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $1,591,380 | 53,636 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $228,459 | 7,700 | Put | Defined | 2025-05-15 | |
| 2024-12-31 | $286,150 | 9,700 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $413,000 | 14,000 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $2,232,265 | 75,670 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $1,840,032 | 59,108 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $849,849 | 27,300 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $582,131 | 18,700 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $1,114,981 | 32,900 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $613,409 | 18,100 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $7,759,183 | 228,952 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $4,031,625 | 62,025 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $448,500 | 6,900 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $3,217,500 | 49,500 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $696,864 | 10,200 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $16,421,121 | 240,356 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $1,229,760 | 18,000 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $51,900 | 1,000 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $8,904,586 | 171,572 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $1,468,770 | 28,300 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $899,400 | 15,000 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $2,151,184 | 35,877 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $2,982,318 | 60,322 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $49,440 | 1,000 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $850,368 | 17,200 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $348,127 | 6,100 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $11,390,486 | 199,588 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $639,184 | 11,200 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $13,819,229 | 294,402 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $722,876 | 15,400 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $234,700 | 5,000 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $570,843 | 15,300 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $272,363 | 7,300 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $3,152,694 | 84,500 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $1,785,806 | 59,726 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $415,091 | 12,123 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $835,112 | 22,528 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $2,003,655 | 51,310 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $2,189,630 | 51,436 | Shares | Defined | 2021-05-21 | |
| No filing history on record for this holder in this stock. | ||||||