ETF · holdings as filed 2026-07-31
What's inside IDNA?
iShares Genomics Immunology and Healthcare ETF
- Holdings
- 60
- positions in the fund
- Top 10
- 45%
- of fund assets
- Expense ratio
- 0.47%
- net, per year
- Fund size
- $191M
- total net assets
Top 20 holdings
| Rank | Logo | Ticker / Name | Weight | |
|---|---|---|---|---|
| 1 | B  | BISXXBCF INSTITUTIONAL-SL AGNCY | 9.42% | |
| 2 | B  | BAYZFBAYER AG-REG | 4.36% | |
| 3 | T  | TWSTTWIST BIOSCIENCE CORP | 4.34% | |
| 4 | R  | RVMDREVOLUTION MEDICINES INC | 4.13% | |
| 5 | R  | REGNREGENERON PHARMACEUTICALS | 3.94% | |
| 6 | G  | GNMSFGENMAB A/S | 3.84% | |
| 7 | I  | INCYINCYTE CORP | 3.84% | |
| 8 | M  | MRNAMODERNA INC | 3.80% | |
| 9 | T  | TKPHFTAKEDA PHARMACEUTICAL CO LTD | 3.67% | |
| 10 | M  | MRKMERCK & CO. INC. | 3.54% | |
| 11 | V  | VRTXVERTEX PHARMACEUTICALS INC | 3.51% | |
| 12 | R  | RHHVFROCHE HOLDING AG | 3.49% | |
| 13 | I  | IPSEFIPSEN | 3.48% | |
| 14 | B  | BNTXBIONTECH SE-ADR | 3.38% | |
| 15 | E  | EXELEXELIXIS INC | 3.31% | |
| 16 | G  | GLAXFGSK PLC | 3.29% | |
| 17 | S  | SNYNFSANOFI | 3.14% | |
| 18 | I  | IDYAIDEAYA BIOSCIENCES INC | 3.04% | |
| 19 | I  | IBRXIMMUNITYBIO INC | 2.78% | |
| 20 | R  | RCUSARCUS BIOSCIENCES INC | 2.43% |
Top holdings — Health Care
Your 10 largest positions in this sector
1
T
TWSTTWIST BIOSCIENCE CORP
4.34%2
R
RVMDREVOLUTION MEDICINES INC
4.13%3
R
REGNREGENERON PHARMACEUTICALS
3.94%4
G
GNMSFGENMAB A/S
3.84%5
M
MRNAMODERNA INC
3.80%6
T
TKPHFTAKEDA PHARMACEUTICAL CO LTD
3.67%7
M
MRKMERCK & CO. INC.
3.54%8
V
VRTXVERTEX PHARMACEUTICALS INC
3.51%9
B
BNTXBIONTECH SE-ADR
3.38%10
E
EXELEXELIXIS INC
3.31%Top holdings — United States
Your 10 largest positions in this country
1
B
BISXXBCF INSTITUTIONAL-SL AGNCY
9.42%2
T
TWSTTWIST BIOSCIENCE CORP
4.34%3
R
RVMDREVOLUTION MEDICINES INC
4.13%4
R
REGNREGENERON PHARMACEUTICALS
3.94%5
I
INCYINCYTE CORP
3.84%6
M
MRNAMODERNA INC
3.80%7
M
MRKMERCK & CO. INC.
3.54%8
V
VRTXVERTEX PHARMACEUTICALS INC
3.51%9
E
EXELEXELIXIS INC
3.31%10
I
IDYAIDEAYA BIOSCIENCES INC
3.04%Geography reflects each issuer's registered business address per SEC EDGAR filings where available, falling back to the exchange or listing where no SEC filing exists — not necessarily where a company's stock is primarily listed (e.g. TSMC is classified as Taiwan even though its ADR trades on the NYSE).
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Data source: official SEC Form N-PORT filings (as of 2026-07-31); expense ratio from SEC prospectus (risk/return) filings. Fund holdings are disclosed quarterly and may reflect a 60-day reporting delay.
Informational and educational only — not investment advice.
Informational and educational only — not investment advice.