Bronte Capital Management Pty Ltd.
Position in IBB — iShares Biotechnology ETF
CIK 1471085
Bondi Junction, C3
Position in IBB
as of Mar 31, 2026
· filed Apr 27, 2026
Position Value
$11,695,395
-$515,114 QoQ
Shares Held
69,265
-4.3% QoQ
Ownership
—
of shares outstanding
% of Portfolio
1.45%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2022
16 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in IBB Over Time
Shares Held
Position Value (USD)
All Filings in IBB
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $11,695,395 | 69,265 | Shares | Sole | 2026-04-27 | |
| 2025-12-31 | $12,210,509 | 72,350 | Shares | Sole | 2026-02-03 | |
| 2025-09-30 | $40,628,894 | 281,422 | Shares | Sole | 2025-11-05 | |
| 2025-06-30 | $37,364,222 | 295,346 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $33,560,832 | 262,399 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $34,980,915 | 264,586 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $39,742,248 | 272,955 | Shares | Sole | 2024-11-05 | |
| 2024-06-30 | $37,395,526 | 272,443 | Shares | Sole | 2024-08-07 | |
| 2024-03-31 | $38,890,892 | 283,420 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $38,245,578 | 281,528 | Shares | Sole | 2024-02-07 | |
| 2023-09-30 | $34,636,074 | 283,229 | Shares | Sole | 2023-11-06 | |
| 2023-06-30 | $41,619,138 | 327,813 | Shares | Sole | 2023-08-08 | |
| 2023-03-31 | $39,016,136 | 302,076 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $33,822,273 | 257,615 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $30,771,123 | 263,091 | Shares | Sole | 2022-11-03 | |
| 2022-06-30 | $33,438,562 | 284,269 | Shares | Sole | 2022-08-08 | |
| No filing history on record for this holder in this stock. | ||||||