Position in IBRX
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$3,394,313
+$2,803,533 QoQ
Shares Held
387,700
+403.3% QoQ
Ownership
0.037%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#58
of 403 holders
Holding Since
Dec 2021
9 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in IBRX Over Time
Shares Held
Position Value (USD)
Derivatives in IBRX
reported options exposure · as of Jun 30, 2026CallValue
$164,593
CallShares
18,800
PutValue
$308,175
PutShares
35,200
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 Jun 30, 2026MARSHALL WACE, LLP holds $3,014,740,742 across 267 Biotechnology names. IBRX ranks #115 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
543,897 | $270,169,956 | |
| 2 | INCY |
Incyte Corp
|
1,310,154 | $148,519,056 | |
| 3 | RPRX |
Royalty Pharma plc
|
2,450,669 | $137,409,009 | |
| 4 | SYRE |
Spyre Therapeutics, Inc.
|
991,693 | $88,042,503 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
259,799 | $78,207,292 | |
| 6 | TVTX |
Travere Therapeutics, Inc.
|
1,333,207 | $75,739,488 | |
| 7 | MANE |
Veradermics, Inc
|
585,560 | $71,988,746 | |
| 8 | DFTX |
Definium Therapeutics, Inc.
|
1,298,946 | $61,102,419 |
All Filings in IBRX
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $164,593 | 18,800 | Call | Other | 2026-08-13 | |
| 2026-06-30 | $308,175 | 35,200 | Put | Other | 2026-08-13 | |
| 2026-06-30 | $3,394,313 | 387,700 | Shares | Other | 2026-08-13 | |
| 2026-03-31 | $590,780 | 77,025 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $1,158,170 | 151,000 | Put | Other | 2026-05-15 | |
| 2026-03-31 | $98,176 | 12,800 | Call | Other | 2026-05-15 | |
| 2025-09-30 | $626,842 | 254,814 | Shares | Other | 2025-11-13 | |
| 2024-12-31 | $615,195 | 240,311 | Shares | Other | 2025-02-13 | |
| 2023-03-31 | $426,682 | 234,441 | Shares | Other | 2023-05-15 | |
| 2022-12-31 | $300,691 | 59,308 | Shares | Other | 2023-02-14 | |
| 2022-09-30 | $256,402 | 51,590 | Shares | Other | 2022-11-14 | |
| 2022-03-31 | $859,911 | 153,282 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $1,480,595 | 243,519 | Shares | Other | 2022-02-14 | |
| No filing history on record for this holder in this stock. | ||||||