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ASND

Ascendis Pharma A/S

Company with tickers: ASND

CIK
1612042
CUSIP
04351P101
Shares Outstanding
61,779,750
13F Activity (30d)
244 filings 241 filers
Price
$239.65
Market Cap
$14.81B
52W High
$250.74
52W Low
$153.49
Price History Institutional Holders Short Volume Short Interest Fails to Deliver Financials SEC Filings Earnings Calls Insider Trades Congressional Trades
Holders: 271
Total Value: $12,852,826,855
Total Shares: 56,192,135
Showing 1–100 of 288 holdings by value · page 1 of 3

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 271 13F filers · Δ vs Dec 31, 2025
Top Holder
18.3%
Jun 2023 → Mar 2026 · range 11.2% – 18.5%
+2.7 pts
Top 5
48.5%
Jun 2023 → Mar 2026 · range 43.2% – 50.9%
+4.6 pts
Top 10
64.8%
Jun 2023 → Mar 2026 · range 61.9% – 73.5%
+2.9 pts
HHI
652
Jun 2023 → Mar 2026 · range 541 – 738
Broadly held +100

Quarterly Activity

vs Dec 31, 2025
New
35
Increased
109
Decreased
105
Sold Out
71
Unchanged
22
Holder count: -36
Institutional value: -8.3%
Shares held: -14.5%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds
Mid PERCEPTIVE ADVISORS LLC +450,000 1,531,421
Mega AMERIPRISE FINANCIAL INC +337,489 887,966
Large Polar Capital Holdings Plc +281,239 651,712
Mega WELLS FARGO & COMPANY/MN +234,419 268,199
Mid Vestal Point Capital, LP +200,000 375,000

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds
Mega Capital International Investors −1,105,100 1,958,843
Mega CITADEL ADVISORS LLC −531,316 67,600
Large WESTFIELD CAPITAL MANAGEMENT CO LP −372,256 4,813,440
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP −358,889 372,362
Mega FMR LLC −276,710 3,876,601

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD)
Mega Capital World Investors 900,517 $205,975,253
Large RENAISSANCE TECHNOLOGIES LLC 117,332 $26,837,348
Mid Perpetual Ltd 100,638 $23,018,929
Small Troluce Capital Advisors LLC 99,600 $22,781,508
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 91,470 $20,921,933

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD)
Mega JANUS HENDERSON GROUP PLC 4,061,641 $866,104,325
Mega T. Rowe Price Investment Management, Inc. 1,667,625 $355,604,355
Mega PRICE T ROWE ASSOCIATES INC /MD/ 1,570,260 $334,842,242
Mid Siren, L.L.C. 235,862 $50,295,212
Micro Q Global Advisors, LLC 190,000 $40,515,600
Filter: New 35 Increased 109 Reduced 105 Sold out 71 Unchanged 22
100 of 100 shown
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Action
Mid RA CAPITAL MANAGEMENT, L.P. $2,351,686,580 18.30% 10,281,496 View
Large Avoro Capital Advisors LLC $1,157,945,625 9.01% 5,062,500 View
Large WESTFIELD CAPITAL MANAGEMENT CO LP $1,100,978,131 8.57% 4,813,440 View
Mega FMR LLC $886,694,944 6.90% 3,876,601 View
Large Artisan Partners Limited Partnership $738,840,901 5.75% 3,230,188 View
Mega FRANKLIN RESOURCES INC $469,342,063 3.65% 2,051,948 View
Mega Capital International Investors $448,046,159 3.49% 1,958,843 View
Mega MASSACHUSETTS FINANCIAL SERVICES CO /MA/ $425,590,816 3.31% 1,860,669 View
Mega WELLINGTON MANAGEMENT GROUP LLP $402,023,391 3.13% 1,757,633 View
Mid PERCEPTIVE ADVISORS LLC $350,281,925 2.73% 1,531,421 View
Mega AMERICAN CENTURY COMPANIES INC $319,563,028 2.49% 1,397,119 View
Mega Capital World Investors $205,975,253 1.60% 900,517 View
Mega PRINCIPAL FINANCIAL GROUP INC $205,032,885 1.60% 896,397 View
Mega BlackRock, Inc. $151,202,875 1.18% 661,054 View
Large Polar Capital Holdings Plc $149,066,085 1.16% 651,712 View
Mega MORGAN STANLEY $138,689,972 1.08% 606,348 View
Mega GOLDMAN SACHS GROUP INC $129,505,095 1.01% 566,192 View
Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. $127,271,547 0.99% 556,427 View
Mega JPMORGAN CHASE & CO $123,384,735 0.96% 539,434 View
Mega AMERIPRISE FINANCIAL INC $108,982,067 0.85% 476,466 View
Mega FIL Ltd $102,338,605 0.80% 447,421 View
Mega AMERIPRISE FINANCIAL INC $94,122,395 0.73% 411,500 View
Mid Vestal Point Capital, LP $85,773,750 0.67% 375,000 View
Mid Spyglass Capital Management LLC $84,166,235 0.65% 367,972 View
Mega Invesco Ltd. $82,825,190 0.64% 362,109 View
Large SEI INVESTMENTS CO $80,317,623 0.62% 351,146 View
Mega BNP PARIBAS ARBITRAGE, SA $70,717,140 0.55% 309,173 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $69,877,015 0.54% 305,500 View
Large FRED ALGER MANAGEMENT, LLC $69,738,861 0.54% 304,896 View
Mega ALLIANCEBERNSTEIN L.P. $63,633,372 0.50% 278,203 View
Small Tri Locum Partners LP $58,402,088 0.45% 255,332 View
Large Pictet Asset Management Holding SA $57,601,762 0.45% 251,833 View
Large Caption Management, LLC $56,496,310 0.44% 247,000 View
Large Candriam S.C.A. $52,671,486 0.41% 230,278 View
Mega Bank of New York Mellon Corp Bank $52,304,827 0.41% 228,675 View
Mega TWO SIGMA INVESTMENTS, LP $50,398,596 0.39% 220,341 View
Mega TD Asset Management Inc $49,861,310 0.39% 217,992 View
Large Aberdeen Group plc $48,068,523 0.37% 210,154 View
Mid ARS Investment Partners, LLC $47,908,870 0.37% 209,456 View
Mega UBS Group AG $47,424,648 0.37% 207,339 View
Mega BANK OF AMERICA CORP /DE/ Bank $45,404,046 0.35% 198,505 View
Mid Rock Springs Capital Management LP $44,373,620 0.35% 194,000 View
Mega MILLENNIUM MANAGEMENT LLC $43,236,145 0.34% 189,027 View
Large Allspring Global Investments Holdings, LLC $42,137,554 0.33% 184,224 View
Mid ORBIMED ADVISORS LLC $41,623,599 0.32% 181,977 View
Large NEW YORK STATE COMMON RETIREMENT FUND Pension $39,138,447 0.30% 171,112 View
Mega WELLS FARGO & COMPANY/MN $35,269,936 0.27% 154,199 View
Small PFM Health Sciences, LP $34,774,736 0.27% 152,034 View
Mid RICE HALL JAMES & ASSOCIATES, LLC $33,940,329 0.26% 148,386 View
Large LORD, ABBETT & CO. LLC $33,238,357 0.26% 145,317 View
Mega DEUTSCHE BANK AG\ Bank $30,921,322 0.24% 135,187 View
Mid Frazier Life Sciences Management, L.P. $30,497,257 0.24% 133,333 View
Mid BRAUN STACEY ASSOCIATES INC $29,961,800 0.23% 130,992 View
Small Catalio Capital Management, LP $29,531,559 0.23% 129,111 View
Mid ODDO BHF ASSET MANAGEMENT SAS $29,427,715 0.23% 128,657 View
Small SILVERARC CAPITAL MANAGEMENT, LLC $28,513,024 0.22% 124,658 View
Large Chevy Chase Trust Holdings, LLC $28,240,606 0.22% 123,467 View
Large SG Americas Securities, LLC Broker-Dealer $27,628,296 0.21% 120,790 View
Large RENAISSANCE TECHNOLOGIES LLC $26,837,348 0.21% 117,332 View
Mid Integral Health Asset Management, LLC $26,303,950 0.20% 115,000 View
Large VOLORIDGE INVESTMENT MANAGEMENT, LLC $26,138,120 0.20% 114,275 View
Mega WELLS FARGO & COMPANY/MN $26,075,220 0.20% 114,000 View
Large Woodline Partners LP $23,437,734 0.18% 102,469 View
Mid Perpetual Ltd $23,018,929 0.18% 100,638 View
Small Troluce Capital Advisors LLC $22,781,508 0.18% 99,600 View
Small Resolute Capital Asset Partners LLC $22,558,953 0.18% 98,627 View
Mid Affinity Asset Advisors, LLC $21,729,350 0.17% 95,000 View
Mid Cormorant Asset Management, LP $21,729,350 0.17% 95,000 View
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $20,921,933 0.16% 91,470 View
Mega STATE STREET CORP $19,975,905 0.16% 87,334 View
Small Eagle Health Investments LP $19,819,454 0.15% 86,650 View
Large LOOMIS SAYLES & CO L P $18,391,035 0.14% 80,405 View
Large NATIONAL BANK OF CANADA /FI/ Bank $18,302,288 0.14% 80,017 View
Small First Turn Management, LLC $17,452,099 0.14% 76,300 View
Mega GEODE CAPITAL MANAGEMENT, LLC $16,683,794 0.13% 72,941 View
Small Synergy Asset Management, LLC $16,115,400 0.13% 70,456 View
Mega SCHRODER INVESTMENT MANAGEMENT GROUP $15,531,224 0.12% 67,902 View
Mid Voleon Capital Management LP $15,516,814 0.12% 67,839 View
Mid CASTLEARK MANAGEMENT LLC $15,465,807 0.12% 67,616 View
Mega JANE STREET GROUP, LLC $15,187,672 0.12% 66,400 View
Large Trexquant Investment LP $14,985,703 0.12% 65,517 View
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance $13,462,819 0.10% 58,859 View
Mega CITADEL ADVISORS LLC $13,174,848 0.10% 57,600 View
Large Qube Research & Technologies Ltd $12,066,193 0.09% 52,753 View
Small Defilade Capital Management, L.P. $11,869,943 0.09% 51,895 View
Large Empowered Funds, LLC $11,696,107 0.09% 51,135 View
Large PEAK6 LLC $11,436,500 0.09% 50,000 View
Mega D. E. Shaw & Co., Inc. $11,001,913 0.09% 48,100 View
Large VOYA INVESTMENT MANAGEMENT LLC $10,427,800 0.08% 45,590 View
Mega NORTHERN TRUST CORP Bank $10,286,216 0.08% 44,971 View
Large NOMURA ASSET MANAGEMENT CO LTD $9,946,095 0.08% 43,484 View
Large Russell Investments Group, Ltd. $9,210,039 0.07% 40,266 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $8,874,724 0.07% 38,800 View
Large SEB Asset Management AB $8,843,845 0.07% 38,665 View
Mid Diversified Trust Co Bank $8,499,835 0.07% 37,161 View
Mega BARCLAYS PLC $8,109,164 0.06% 35,453 View
Mega FIRST TRUST ADVISORS LP $7,121,508 0.06% 31,135 View
Mega VICTORY CAPITAL MANAGEMENT INC $7,038,022 0.05% 30,770 View
Mega CANADA PENSION PLAN INVESTMENT BOARD Pension $7,013,547 0.05% 30,663 View
Mega CITIGROUP INC $6,793,509 0.05% 29,701 View
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