Ascendis Pharma A/S (ASND) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

73,119,826Shares Outstanding

10,960,805Shares held by institutions

$2,448,753,445Value of institutional holdings

85.17%Institutional ownership %

3.06%Shares Changed QoQ

290No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 290 institutions have reported a stake in Ascendis Pharma A/S (NASDAQ:ASND) as of December 2025, according to recent 13F filings with the SEC.

The percentage of Ascendis Pharma A owned by institutions changed from 100.3% in September 2025 to 85.2% in December 2025, marking a slight down trend.
On a quarter-over-quarter basis, institutional holdings shifted by 3.06%, with a year-over-year an increase of 36.15% in the count of filers.
The latest 13F cycle for Ascendis Pharma A reveals that of 290 total investors, 176 funds grew their exposure, whereas 86 reduced theirs and 28 made no changes.
The total number of shares held by institutions in Ascendis Pharma A increased to 62.27Mn as of December 2025, a net change of up by 1.85Mn shares quarter on quarter, and down 1.69Mn shares year over year.
The top institutional stake in Ascendis Pharma A as of December 31, 2025 belongs to RA CAPITAL MANAGEMENT, L.P., which owns 10.28Mn shares, or 14.06% of the company.
Among the most significant buyers of Ascendis Pharma A during December 2025 were AMERICAN CENTURY COMPANIES INC (898.53K), NOMURA ASSET MANAGEMENT INTERNATIONAL INC. (496.84K), CITADEL ADVISORS LLC (491.88K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (470.95K), FRANKLIN RESOURCES INC (320.12K).
Leading sellers of Ascendis Pharma A stock in December 2025 included T. Rowe Price Investment Management, Inc. (1.59Mn), Artisan Partners Limited Partnership (495.00K), Polar Capital Holdings Plc (487.44K), Vestal Point Capital, LP (425.00K), FMR LLC (318.42K).
The top 10 institutional holders of Ascendis Pharma A for the quarter ending December 2025 included RA CAPITAL MANAGEMENT, L.P. (10.28Mn), WESTFIELD CAPITAL MANAGEMENT CO LP (5.19Mn), Avoro Capital Advisors LLC (5.11Mn), FMR LLC (4.15Mn), JANUS HENDERSON GROUP PLC (4.06Mn), Artisan Partners Limited Partnership (3.23Mn), Capital International Investors (3.06Mn), FRANKLIN RESOURCES INC (1.91Mn), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (1.89Mn), WELLINGTON MANAGEMENT GROUP LLP (1.76Mn).

290 Institutional Holders

10,960,805 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
RA CAPITAL MANAGEMENT, L.P.	31 Dec, 2025	10,281,496	0	0.00%	$2,192,426,207.00
WESTFIELD CAPITAL MANAGEMENT CO LP	31 Dec, 2025	5,185,696	-74,213	-1.41%	$1,105,797,733.00
Avoro Capital Advisors LLC	31 Dec, 2025	5,111,111	1,111	0.02%	$1,089,893,310.00
FMR LLC	31 Dec, 2025	4,153,311	-318,422	-7.12%	$885,651,945.00
JANUS HENDERSON GROUP PLC	31 Dec, 2025	4,061,641	-261,418	-6.05%	$866,104,326.00
Artisan Partners Limited Partnership	31 Dec, 2025	3,225,885	-494,995	-13.30%	$687,887,701.00
Capital International Investors	31 Dec, 2025	3,063,943	3,327	0.11%	$653,355,205.00
FRANKLIN RESOURCES INC	31 Dec, 2025	1,910,079	320,123	20.13%	$407,305,320.00
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	31 Dec, 2025	1,886,393	3,612	0.19%	$402,254,443.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	1,762,721	-36,210	-2.01%	$375,882,627.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	1,443,141	898,535	164.99%	$307,736,614.00
PERCEPTIVE ADVISORS LLC	31 Dec, 2025	1,081,421	-7,080	-0.65%	$230,602,214.00
T. Rowe Price Investment Management, Inc.	31 Dec, 2025	1,080,224	-1,586,394	-59.49%	$230,347.00
PRINCIPAL FINANCIAL GROUP INC	31 Dec, 2025	1,026,407	232,730	29.32%	$218,871,029.00
BlackRock, Inc.	31 Dec, 2025	628,200	176,703	39.14%	$133,957,368.00
MORGAN STANLEY	31 Dec, 2025	617,968	211,207	51.92%	$131,775,763.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	596,703	-64,609	-9.77%	$127,240,947.00
AMERIPRISE FINANCIAL INC	31 Dec, 2025	550,477	-12,459	-2.21%	$117,383,715.00
CITADEL ADVISORS LLC	31 Dec, 2025	519,516	491,876	1,779.58%	$110,781,591.00
JPMORGAN CHASE & CO	31 Dec, 2025	507,240	214,844	73.48%	$108,163,857.00

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