Filed: 8/14/2026ACC: 0001791827-26-000005
📋 What this filing means
AVIDITY PARTNERS MANAGEMENT LP filed this quarterly 13F‑HR report disclosing 45 equity positions with a total reported market value of $624.44M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
45
Positions
$624.44M
Total AUM (reported)
25.85M
Total Shares
Allocation by class
COM$496.17M79.5%
COM NEW$82.81M13.3%
COMMON STOCK$15.44M2.5%
SPONSORED ADS$13.84M2.2%
CL A$6.08M1.0%
SHS$5.48M0.9%
COM SHS$2.97M0.5%
Portfolio Concentration
Top 3$376.88M60.4%
4–10$134.80M21.6%
11–25$85.91M13.8%
Rest$26.85M4.3%
Top 3 weight
60.4%
Top 10 weight
81.9%
Voting Authority Distribution
Total shares with voting rights: 25.85M
Sole
Full voting authority
25.85M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole45
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings45
Rows:
DIANTHUS THERAPEUTICS INC
SOLEShares2.10M
TypeSH
Market value$205.12M
32.85%
Sole
2.10M
Shared
0.00
None
0.00
CG ONCOLOGY INC
SOLEShares1.40M
TypeSH
Market value$99.40M
15.92%
Sole
1.40M
Shared
0.00
None
0.00
ORUKA THERAPEUTICS INC
SOLEShares760.42K
TypeSH
Market value$72.37M
11.59%
Sole
760.42K
Shared
0.00
None
0.00
JADE BIOSCIENCES INC
SOLEShares1.70M
TypeSH
Market value$37.79M
6.05%
Sole
1.70M
Shared
0.00
None
0.00
ENLIVEN THERAPEUTICS INC
SOLEShares550K
TypeSH
Market value$27.91M
4.47%
Sole
550K
Shared
0.00
None
0.00
PERSPECTIVE THERAPEUTICS INC
SOLEShares6.30M
TypeSH
Market value$21.48M
3.44%
Sole
6.30M
Shared
0.00
None
0.00
AKTIS ONCOLOGY INC
SOLEShares484.20K
TypeSH
Market value$15.61M
2.50%
Sole
484.20K
Shared
0.00
None
0.00
PALVELLA THERAPEUTICS INC NE
SOLEShares70K
TypeSH
Market value$10.70M
1.71%
Sole
70K
Shared
0.00
None
0.00
MOBIA MED INC
SOLEShares798.28K
TypeSH
Market value$10.70M
1.71%
Sole
798.28K
Shared
0.00
None
0.00
REPLIGEN CORP
SOLEShares77.80K
TypeSH
Market value$10.62M
1.70%
Sole
77.80K
Shared
0.00
None
0.00
IMMUNIC INC
SOLEShares669.94K
TypeSH
Market value$10.30M
1.65%
Sole
669.94K
Shared
0.00
None
0.00
SENSEONICS HLDGS INC
SOLEShares1.60M
TypeSH
Market value$9.09M
1.46%
Sole
1.60M
Shared
0.00
None
0.00
KARYOPHARM THERAPEUTICS INC
SOLEShares924.49K
TypeSH
Market value$9.03M
1.45%
Sole
924.49K
Shared
0.00
None
0.00
TEVA PHARMACEUTICAL INDS LTD
SOLEShares200K
TypeSH
Market value$6.78M
1.09%
Sole
200K
Shared
0.00
None
0.00
DEXCOM INC
SOLEShares100K
TypeSH
Market value$6.74M
1.08%
Sole
100K
Shared
0.00
None
0.00
TEMPUS AI INC
SOLEShares105K
TypeSH
Market value$6.08M
0.97%
Sole
105K
Shared
0.00
None
0.00
MEDTRONIC PLC
SOLEShares70K
TypeSH
Market value$5.48M
0.88%
Sole
70K
Shared
0.00
None
0.00
VIR BIOTECHNOLOGY INC
SOLEShares519.30K
TypeSH
Market value$5.29M
0.85%
Sole
519.30K
Shared
0.00
None
0.00
STRUCTURE THERAPEUTICS INC
SOLEShares98K
TypeSH
Market value$5.26M
0.84%
Sole
98K
Shared
0.00
None
0.00
ENCOMPASS HEALTH CORP
SOLEShares42K
TypeSH
Market value$4.25M
0.68%
Sole
42K
Shared
0.00
None
0.00
TENAX THERAPEUTICS INC
SOLEShares265.93K
TypeSH
Market value$3.87M
0.62%
Sole
265.93K
Shared
0.00
None
0.00
NUVECTIS PHARMA INC
SOLEShares200K
TypeSH
Market value$3.68M
0.59%
Sole
200K
Shared
0.00
None
0.00
INSULET CORP
SOLEShares24K
TypeSH
Market value$3.65M
0.59%
Sole
24K
Shared
0.00
None
0.00
BOSTON SCIENTIFIC CORP
SOLEShares80K
TypeSH
Market value$3.41M
0.55%
Sole
80K
Shared
0.00
None
0.00
SATELLOS BIOSCIENCE INC
SOLEShares387.77K
TypeSH
Market value$3.01M
0.48%
Sole
387.77K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
DIANTHUS THERAPEUTICS INCSOLE | COM | 2.10M | SH | $205.12M 32.85% | 2.10M | 0.00 | 0.00 |
CG ONCOLOGY INCSOLE | COM | 1.40M | SH | $99.40M 15.92% | 1.40M | 0.00 | 0.00 |
ORUKA THERAPEUTICS INCSOLE | COM | 760.42K | SH | $72.37M 11.59% | 760.42K | 0.00 | 0.00 |
JADE BIOSCIENCES INCSOLE | COM NEW | 1.70M | SH | $37.79M 6.05% | 1.70M | 0.00 | 0.00 |
ENLIVEN THERAPEUTICS INCSOLE | COM | 550K | SH | $27.91M 4.47% | 550K | 0.00 | 0.00 |
PERSPECTIVE THERAPEUTICS INCSOLE | COM NEW | 6.30M | SH | $21.48M 3.44% | 6.30M | 0.00 | 0.00 |
AKTIS ONCOLOGY INCSOLE | COM | 484.20K | SH | $15.61M 2.50% | 484.20K | 0.00 | 0.00 |
PALVELLA THERAPEUTICS INC NESOLE | COM | 70K | SH | $10.70M 1.71% | 70K | 0.00 | 0.00 |
MOBIA MED INCSOLE | COMMON STOCK | 798.28K | SH | $10.70M 1.71% | 798.28K | 0.00 | 0.00 |
REPLIGEN CORPSOLE | COM | 77.80K | SH | $10.62M 1.70% | 77.80K | 0.00 | 0.00 |
IMMUNIC INCSOLE | COM NEW | 669.94K | SH | $10.30M 1.65% | 669.94K | 0.00 | 0.00 |
SENSEONICS HLDGS INCSOLE | COM | 1.60M | SH | $9.09M 1.46% | 1.60M | 0.00 | 0.00 |
KARYOPHARM THERAPEUTICS INCSOLE | COM NEW | 924.49K | SH | $9.03M 1.45% | 924.49K | 0.00 | 0.00 |
TEVA PHARMACEUTICAL INDS LTDSOLE | SPONSORED ADS | 200K | SH | $6.78M 1.09% | 200K | 0.00 | 0.00 |
DEXCOM INCSOLE | COM | 100K | SH | $6.74M 1.08% | 100K | 0.00 | 0.00 |
TEMPUS AI INCSOLE | CL A | 105K | SH | $6.08M 0.97% | 105K | 0.00 | 0.00 |
MEDTRONIC PLCSOLE | SHS | 70K | SH | $5.48M 0.88% | 70K | 0.00 | 0.00 |
VIR BIOTECHNOLOGY INCSOLE | COM | 519.30K | SH | $5.29M 0.85% | 519.30K | 0.00 | 0.00 |
STRUCTURE THERAPEUTICS INCSOLE | SPONSORED ADS | 98K | SH | $5.26M 0.84% | 98K | 0.00 | 0.00 |
ENCOMPASS HEALTH CORPSOLE | COM | 42K | SH | $4.25M 0.68% | 42K | 0.00 | 0.00 |
TENAX THERAPEUTICS INCSOLE | COM NEW | 265.93K | SH | $3.87M 0.62% | 265.93K | 0.00 | 0.00 |
NUVECTIS PHARMA INCSOLE | COM | 200K | SH | $3.68M 0.59% | 200K | 0.00 | 0.00 |
INSULET CORPSOLE | COM | 24K | SH | $3.65M 0.59% | 24K | 0.00 | 0.00 |
BOSTON SCIENTIFIC CORPSOLE | COM | 80K | SH | $3.41M 0.55% | 80K | 0.00 | 0.00 |
SATELLOS BIOSCIENCE INCSOLE | COM | 387.77K | SH | $3.01M 0.48% | 387.77K | 0.00 | 0.00 |
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