Position in RYTM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$287,156,333
+$80,707,382 QoQ
Shares Held
2,586,295
+9.0% QoQ
Ownership
3.76%
of shares outstanding
% of Portfolio
4.63%
of 13F equity value
Holder Rank
#8
of 299 holders
Holding Since
Mar 2020
13 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in RYTM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026PERCEPTIVE ADVISORS LLC holds $5,486,611,234 across 68 Biotechnology names. RYTM ranks #5 (5.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PRAX |
Praxis Precision Medicines, Inc.
|
2,035,986 | $681,627,752 | |
| 2 | SYRE |
Spyre Therapeutics, Inc.
|
4,319,496 | $383,484,854 | |
| 3 | CELC |
Celcuity Inc.
|
3,197,200 | $334,491,064 | |
| 4 | ASND |
Ascendis Pharma A/S
|
1,163,721 | $310,387,665 | |
| 5 | RYTM |
Rhythm Pharmaceuticals, Inc.
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|
2,586,295 | $287,156,333 | |
| 6 | ROIV |
Roivant Sciences Ltd.
|
8,085,461 | $286,144,464 | |
| 7 | RLAY |
Relay Therapeutics, Inc.
|
14,106,187 | $263,926,758 | |
| 8 | TVTX |
Travere Therapeutics, Inc.
|
3,752,574 | $213,183,728 |
All Filings in RYTM
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14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $287,156,333 | 2,586,295 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $206,448,951 | 2,373,795 | Shares | Sole | 2026-05-29 | |
| 2025-12-31 | $272,565,692 | 2,546,391 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | — | 416,666,000 | Principal | Sole | 2025-11-14 | |
| 2025-09-30 | $246,311,479 | 2,438,969 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $152,812,313 | 2,418,299 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $134,991,131 | 2,548,445 | Shares | Sole | 2025-08-06 | |
| 2024-12-31 | $206,032,878 | 3,680,473 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $186,519,611 | 3,560,214 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $141,516,533 | 3,446,579 | Shares | Sole | 2024-08-16 | |
| 2024-03-31 | $141,627,528 | 3,268,579 | Shares | Sole | 2024-08-06 | |
| 2023-12-31 | $99,024,436 | 2,154,110 | Shares | Sole | 2024-02-26 | |
| 2023-09-30 | $8,730,481 | 380,828 | Shares | Sole | 2023-11-14 | |
| 2020-03-31 | $2,600,473 | 170,859 | Shares | Sole | 2020-05-18 | |
| No filing history on record for this holder in this stock. | ||||||