PRIMECAP MANAGEMENT CO/CA/

Holdings History for RHYTHM PHARMACEUTICALS, INC. - COM (RYTM)

Symbol: RYTM on Nasdaq
Investment type: Equity - Shares of Stock
Class: COM
Latest Disclosed Ownership: 6.57M shares
Security Ownership: 10.7%

Shares, Excluding Options vs Price

Value, Excluding Options

PRIMECAP MANAGEMENT CO/CA/ ownership in RHYTHM PHARMACEUTICALS, INC. COM (RYTM)

2025-02-13 - PRIMECAP MANAGEMENT CO/CA/ has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 6.57M shares of RHYTHM PHARMACEUTICALS, INC. COM (RYTM). This represents 10.7% percent ownership of the company.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
PRIMECAP MANAGEMENT CO/CA/	10.69%		$348M	6.57M			$52.97	13G/A	12/31/2024	13 Feb 2025 18:36:44

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
12/31/2024	0.28%	-0.03%	$368M	6.57M	-645,721	-8.95%	$55.98	Q4 2024
9/30/2024	0.28%	0%	$378M	7.22M	-95,480	-1.31%	$52.39	Q3 2024
6/30/2024	0.22%	-0.01%	$300M	7.31M	-435,200	-5.62%	$41.06	Q2 2024
3/31/2024	0.25%	-0.01%	$336M	7.75M	-305,057	-3.79%	$43.33	Q1 2024
12/31/2023	0.29%	-0.01%	$370M	8.05M	-214,773	-2.6%	$45.97	Q4 2023
9/30/2023	0.16%	0%	$190M	8.27M	-31,896	-0.38%	$22.93	Q3 2023
6/30/2023	0.11%	+0.01%	$137M	8.3M	+692,006	+9.1%	$16.49	Q2 2023
3/31/2023	0.12%	+0.01%	$136M	7.61M	+696,169	+10.1%	$17.84	Q1 2023
12/31/2022	0.18%	0%	$201M	6.91M	-115,750	-1.65%	$29.12	Q4 2022
9/30/2022	0.17%	+0.02%	$172M	7.03M	+662,798	+10.4%	$24.50	Q3 2022
6/30/2022	0.02%	+0%	$26.4M	6.36M	+72,103	+1.15%	$4.15	Q2 2022
3/31/2022	0.05%	+0%	$72.5M	6.29M	+35,000	+0.56%	$11.52	Q1 2022
12/31/2021	0.04%	+0%	$62.4M	6.26M	+75,900	+1.23%	$9.98	Q4 2021
9/30/2021	0.06%	+0%	$80.7M	6.18M	+27,400	+0.45%	$13.06	Q3 2021
6/30/2021	0.08%	+0%	$120M	6.15M	+148,098	+2.47%	$19.58	Q2 2021
3/31/2021	0.09%	+0.03%	$128M	6.01M	+1,663,102	+38.3%	$21.27	Q1 2021
12/31/2020	0.1%	+0.02%	$129M	4.34M	+767,800	+21.5%	$29.73	Q4 2020
9/30/2020	0.06%	+0%	$77.5M	3.57M	+29,900	+0.84%	$21.67	Q3 2020
6/30/2020	0.07%	+0%	$79M	3.54M	+2,200	+0.06%	$22.30	Q2 2020
3/31/2020	0.05%	+0.02%	$53.9M	3.54M	+1,448,900	+69.2%	$15.22	Q1 2020
12/31/2019	0.03%	+0.03%	$48.1M	2.09M	+1,846,714	+748%	$22.96	Q4 2019
9/30/2019	0%	+0%	$5.33M	247K	+246,977	NEW	$21.59	Q3 2019

* 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.