RHYTHM PHARMACEUTICALS, INC. - Common Stock, $0.001 par value per share (RYTM)

CUSIP: 76243J105

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class
Equity / Common Stock, $0.001 par value per share
Shares outstanding
67,341,788
Total 13F shares
72,868,625
Share change
+1,953,215
Total reported value
$7,800,387,560
Put/Call ratio
73%
Price per share
$107.04
Number of holders
276
Value change
+$220,702,143
Number of buys
154
Number of sells
128

Quarterly Holders Quick Answers

What is CUSIP 76243J105?
CUSIP 76243J105 identifies RYTM - RHYTHM PHARMACEUTICALS, INC. - Common Stock, $0.001 par value per share in SEC institutional holdings data.

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Institutional Holders of RHYTHM PHARMACEUTICALS, INC. - Common Stock, $0.001 par value per share (RYTM) as of Q4 2025

As of 31 Dec 2025, RHYTHM PHARMACEUTICALS, INC. - Common Stock, $0.001 par value per share (RYTM) was held by 276 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 72,868,625 shares. The largest 10 holders included RA CAPITAL MANAGEMENT, L.P., BlackRock, Inc., VANGUARD GROUP INC, BAKER BROS. ADVISORS LP, PRIMECAP MANAGEMENT CO/CA/, NEA Management Company, LLC, PERCEPTIVE ADVISORS LLC, STATE STREET CORP, GOLDMAN SACHS GROUP INC, and FMR LLC. This page lists 276 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* 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.