Security key
76243J105
RHYTHM PHARMACEUTICALS, INC. - Common Stock, $0.001 par value per share (RYTM)
CUSIP: 76243J105
Q1 2025 13F Holders as of 31 Mar 2025
- Type / Class
- Equity / Common Stock, $0.001 par value per share
- Shares outstanding
- 69,012,275
- Total 13F shares
- 64,595,384
- Share change
- -340,676
- Total reported value
- $3,424,910,613
- Put/Call ratio
- 16%
- Price per share
- $52.97
- Number of holders
- 226
- Value change
- -$18,829,096
- Number of buys
- 126
- Number of sells
- 88
Report period
Q1 2025
Institutions
226
Top holders
10
RYTM full security history
Newer quarter: Q2 2025
Previous quarter: Q4 2024
RHYTHM PHARMACEUTICALS, INC. SEC filings
RHYTHM PHARMACEUTICALS, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 76243J105
Recent filing periods:
Top shareholders of RYTM - RHYTHM PHARMACEUTICALS, INC. - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BAKER BROS. ADVISORS LP |
13D/G
13F
|
Company |
8.9%
|
5,604,483
|
$360,984,750 | $0 | 31 Mar 2025 | |
| BlackRock, Inc. |
13F
13D/G
|
Company |
6.9%
from 13D/G
|
6,950,715
|
$389,101,041 | — | 31 Dec 2024 | |
| GOLDMAN SACHS GROUP INC |
13D/G
13F
|
THE GOLDMAN SACHS GROUP, INC. · Company |
3%
|
1,818,932
|
$117,157,406 | $0 | 31 Dec 2024 | |
| PRIMECAP MANAGEMENT CO/CA/ |
13F
|
Company |
9.5%
|
6,571,190
|
$367,855,216 | — | 31 Dec 2024 | |
| RA CAPITAL MANAGEMENT, L.P. |
13F
|
Company |
8.8%
|
6,084,412
|
$340,605,384 | — | 31 Dec 2024 | |
| PERCEPTIVE ADVISORS LLC |
13F
|
Company |
5.3%
|
3,680,473
|
$206,032,879 | — | 31 Dec 2024 | |
| VANGUARD GROUP INC |
13F
|
Company |
5%
|
3,442,600
|
$192,716,749 | — | 31 Dec 2024 | |
| NEA Management Company, LLC |
13F
|
Company |
4.2%
|
2,909,956
|
$162,899,337 | — | 31 Dec 2024 | |
| Frazier Life Sciences Management, L.P. |
13F
|
Company |
2.7%
|
1,869,808
|
$104,671,852 | — | 31 Dec 2024 | |
| STATE STREET CORP |
13F
|
Company |
2.7%
|
1,840,870
|
$103,051,903 | — | 31 Dec 2024 | |
| FEDERATED HERMES, INC. |
13F
|
Company |
2.2%
|
1,549,635
|
$86,748,568 | — | 31 Dec 2024 | |
| Polar Capital Holdings Plc |
13F
|
Company |
2.2%
|
1,500,000
|
$83,970,000 | — | 31 Dec 2024 | |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
|
Company |
1.9%
|
1,290,975
|
$72,268,780 | — | 31 Dec 2024 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.8%
|
1,255,799
|
$70,315,740 | — | 31 Dec 2024 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
1.8%
|
1,219,554
|
$68,309,431 | — | 31 Dec 2024 | |
| ALKEON CAPITAL MANAGEMENT LLC |
13F
|
Company |
1.7%
|
1,167,700
|
$65,367,846 | — | 31 Dec 2024 | |
| Rock Springs Capital Management LP |
13F
|
Company |
1.7%
|
1,162,718
|
$65,088,954 | — | 31 Dec 2024 | |
| Checkpoint Capital L.P. |
13F
|
Company |
1.1%
|
727,982
|
$40,752,432 | — | 31 Dec 2024 | |
| MARSHALL WACE, LLP |
13F
|
Company |
1%
|
692,803
|
$38,783,112 | — | 31 Dec 2024 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.99%
|
685,152
|
$38,355,000 | — | 31 Dec 2024 | |
| Hood River Capital Management LLC |
13F
|
Company |
0.93%
|
643,691
|
$36,033,822 | — | 31 Dec 2024 | |
| LOOMIS SAYLES & CO L P |
13F
|
Company |
0.9%
|
618,485
|
$34,623,000 | — | 31 Dec 2024 | |
| MORGAN STANLEY |
13F
|
Company |
0.81%
|
560,087
|
$31,353,729 | — | 31 Dec 2024 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.79%
|
545,314
|
$30,526,678 | — | 31 Dec 2024 | |
| Opaleye Management Inc. |
13F
|
Company |
0.72%
|
500,000
|
$27,990,000 | — | 31 Dec 2024 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.64%
|
440,250
|
$24,645,195 | — | 31 Dec 2024 | |
| Cormorant Asset Management, LP |
13F
|
Company |
0.58%
|
400,000
|
$22,392,000 | — | 31 Dec 2024 | |
| ORBIMED ADVISORS LLC |
13F
|
Company |
0.58%
|
400,000
|
$22,392,000 | — | 31 Dec 2024 | |
| Sofinnova Investments, Inc. |
13F
|
Company |
0.58%
|
397,428
|
$22,248,019 | — | 31 Dec 2024 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.55%
|
380,537
|
$21,302,461 | — | 31 Dec 2024 | |
| Pictet Asset Management Holding SA |
13F
|
Company |
0.54%
|
375,349
|
$21,012,037 | — | 31 Dec 2024 | |
| S.c.a. Candriam |
13F
|
Individual |
0.48%
|
332,392
|
$18,607,304 | — | 31 Dec 2024 | |
| Invesco Ltd. |
13F
|
Company |
0.44%
|
302,846
|
$16,953,320 | — | 31 Dec 2024 | |
| SILVERARC CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.4%
|
273,896
|
$15,332,698 | — | 31 Dec 2024 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
0.39%
|
268,205
|
$15,014,116 | — | 31 Dec 2024 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.38%
|
264,585
|
$14,811,468 | — | 31 Dec 2024 | |
| UBS Group AG |
13F
|
Company |
0.37%
|
254,264
|
$14,233,698 | — | 31 Dec 2024 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.32%
|
218,544
|
$12,234,093 | — | 31 Dec 2024 | |
| STEMPOINT CAPITAL LP |
13F
|
Company |
0.3%
|
208,016
|
$11,644,736 | — | 31 Dec 2024 | |
| NORGES BANK |
13F
|
Company |
0.3%
|
205,649
|
$11,512,231 | — | 31 Dec 2024 | |
| Samsara BioCapital, LLC |
13F
|
Company |
0.25%
|
172,647
|
$9,664,779 | — | 31 Dec 2024 | |
| LORD, ABBETT & CO. LLC |
13F
|
Company |
0.23%
|
160,651
|
$8,993,000 | — | 31 Dec 2024 | |
| Integral Health Asset Management, LLC |
13F
|
Company |
0.22%
|
150,000
|
$8,397,000 | — | 31 Dec 2024 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.21%
|
148,246
|
$8,298,812 | — | 31 Dec 2024 | |
| Nuveen Asset Management, LLC |
13F
|
Company |
0.21%
|
146,903
|
$8,223,630 | — | 31 Dec 2024 | |
| Walleye Capital LLC |
13F
|
Company |
0.21%
|
144,342
|
$8,080,265 | — | 31 Dec 2024 | |
| BALYASNY ASSET MANAGEMENT L.P. |
13F
|
Company |
0.2%
|
138,363
|
$7,745,561 | — | 31 Dec 2024 | |
| BARCLAYS PLC |
13F
|
Company |
0.2%
|
135,397
|
$7,579,525 | — | 31 Dec 2024 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
0.17%
|
118,337
|
$6,624,505 | — | 31 Dec 2024 | |
| FMR LLC |
13F
|
Company |
0.16%
|
113,109
|
$6,331,867 | — | 31 Dec 2024 |
Institutional Holders of RHYTHM PHARMACEUTICALS, INC. - Common Stock, $0.001 par value per share (RYTM) as of Q1 2025
As of 31 Mar 2025,
RHYTHM PHARMACEUTICALS, INC. - Common Stock, $0.001 par value per share (RYTM) was held by
226 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
64,595,384 shares.
The largest 10 holders included
BlackRock, Inc., RA CAPITAL MANAGEMENT, L.P., PRIMECAP MANAGEMENT CO/CA/, BAKER BROS. ADVISORS LP, VANGUARD GROUP INC, NEA Management Company, LLC, PERCEPTIVE ADVISORS LLC, STATE STREET CORP, FMR LLC, and JANUS HENDERSON GROUP PLC.
This page lists
227
institutional shareholders reporting positions in this security
for the Q1 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q1 2025 vs Q4 2024 Across Filers
Q4 2024 holders
202
Q1 2025 holders
226
Holder diff
24
| Investor | Q4 2024 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q4 2024 Value $ | Q1 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.