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Acceleron Pharma Inc

XLRNDelisted Nov 22, 2021
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001280600

Acceleron Pharma Inc was delisted on Nov 22, 2021; its insiders filed their last Form 4 on Nov 22, 2021; 333 institutions reported holding it in 13F filings for Q3 2021, worth $9.22B in total; no superinvestor held it.

13F holders, Q4 2021

Institutional positions in Acceleron Pharma Inc as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

XLRN is no longer listed, and 13F filings after Q3 2021 list far fewer holders. See Q3 2021

Institutional holders
1
−328 vs. Q3 2021
Shares held
2
−53.5M (−100.0%) vs. Q3 2021
Total value
$0
−$9.21B (−100.0%) vs. Q3 2021
New holders
0
0 more added
Sold out
328
1 more reduced

4 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting XLRN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2021: 1 institution
Q1 2021: 256 institutionsQ2 2021: 271 institutionsQ3 2021: 333 institutionsQ4 2021: 1 institutionQ1 2022: 1 institutionQ2 2022: 1 institutionQ3 2022: 1 institutionQ4 2022: 1 institutionQ1 2023: 1 institutionQ2 2023: 1 institutionQ3 2023: 1 institutionQ4 2023: 1 institutionQ1 2024: 1 institutionQ2 2024: 1 institutionQ3 2024: 1 institutionQ4 2024: 1 institutionQ1 2025: 1 institutionQ2 2025: 1 institutionQ3 2025: 1 institutionQ4 2025: 1 institutionQ1 2026: 1 institutionQ2 2026: 1 institution
Value heldQ4 2021: $0
Q1 2021: $7.30BQ2 2021: $6.78BQ3 2021: $9.22BQ4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $358Q1 2023: $358Q2 2023: $358Q3 2023: $358Q4 2023: $358Q1 2024: $358Q2 2024: $358Q3 2024: $358Q4 2024: $358Q1 2025: $358Q2 2025: $358Q3 2025: $358Q4 2025: $358Q1 2026: $358Q2 2026: $358
Institutions holding XLRN and their total value by quarter
QuarterHoldersValue
Q2 20261$358
Q1 20261$358
Q4 20251$358
Q3 20251$358
Q2 20251$358
Q1 20251$358
Q4 20241$358
Q3 20241$358
Q2 20241$358
Q1 20241$358
Q4 20231$358
Q3 20231$358
Q2 20231$358
Q1 20231$358
Q4 20221$358
Q3 20221$0
Q2 20221$0
Q1 20221$0
Q4 20211$0
Q3 2021333$9.22B
Q2 2021271$6.78B
Q1 2021256$7.30B

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Acceleron Pharma Inc; share changes are against Q3 2021.

Institutions holding XLRN in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Huntington National Bank2$00.00%−55−96.5%Reduced
Price T Rowe Associates Inc0$00.00%−5,365,133−100.0%Sold out
Vanguard Group Inc0$00.00%−4,925,189−100.0%Sold out
Avoro Capital Advisors LLC0$00.00%−4,000,000−100.0%Sold out
BlackRock Inc.0$00.00%−3,972,924−100.0%Sold out
Farallon Capital Management, L.L.C.0$00.00%−2,164,663−100.0%Sold out
FMR LLC0$00.00%−2,072,735−100.0%Sold out
Darwin Global Management, Ltd.0$00.00%−2,000,000−100.0%Sold out
Janus Henderson Group PLC0$00.00%−1,593,352−100.0%Sold out
Bamco Inc0$00.00%−1,292,998−100.0%Sold out
Alkeon Capital Management LLC0$00.00%−1,245,412−100.0%Sold out
State Street Corp0$00.00%−1,183,716−100.0%Sold out
Pentwater Capital Management LP0$00.00%−1,050,000−100.0%Sold out
Artal Group S.A.0$00.00%−1,000,000−100.0%Sold out
Westfield Capital Management Co LP0$00.00%−894,898−100.0%Sold out
Magnetar Financial LLC0$00.00%−831,663−100.0%Sold out
Holocene Advisors, LP0$00.00%−747,086−100.0%Sold out
Wellington Management Group LLP0$00.00%−715,322−100.0%Sold out
Geode Capital Management, LLC0$00.00%−674,636−100.0%Sold out
Lord, Abbett & Co. LLC0$00.00%−560,040−100.0%Sold out
Bank of New York Mellon Corp0$00.00%−502,898−100.0%Sold out
Assenagon Asset Management S.A.0$00.00%−476,423−100.0%Sold out
Brown Advisory Inc0$00.00%−472,473−100.0%Sold out
Candriam Luxembourg S.C.A.0$00.00%−462,239−100.0%Sold out
Eagle Asset Management Inc0$00.00%−457,077−100.0%Sold out
Norges Bank0$00.00%−440,168−100.0%Sold out
Fiera Capital Corp0$00.00%−431,009−100.0%Sold out
Artisan Partners Limited Partnership0$00.00%−426,285−100.0%Sold out
Goldman Sachs Group Inc0$00.00%−418,302−100.0%Sold out
Invesco Ltd.0$00.00%−408,807−100.0%Sold out
Charles Schwab Investment Management Inc0$00.00%−406,459−100.0%Sold out
Versor Investments LP0$00.00%−401,208−100.0%Sold out
Franklin Resources Inc0$00.00%−399,640−100.0%Sold out
TimesSquare Capital Management, LLC0$00.00%−392,500−100.0%Sold out
Polar Capital Holdings Plc0$00.00%−390,488−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−384,210−100.0%Sold out
Alpine Associates Management Inc.0$00.00%−354,300−100.0%Sold out
Eversept Partners, LP0$00.00%−349,494−100.0%Sold out
Millennium Management LLC0$00.00%−273,520−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−271,291−100.0%Sold out
Northern Trust Corp0$00.00%−250,118−100.0%Sold out
Citigroup Inc0$00.00%−248,768−100.0%Sold out
UBS Asset Management Americas Inc0$00.00%−237,506−100.0%Sold out
Carmignac Gestion0$00.00%−221,502−100.0%Sold out
Nuveen Asset Management, LLC0$00.00%−205,187−100.0%Sold out
New York State Common Retirement Fund0$00.00%−200,476−100.0%Sold out
Nwi Management LP0$00.00%−200,000−100.0%Sold out
Deutsche Bank AG0$00.00%−183,241−100.0%Sold out
Principal Financial Group Inc0$00.00%−174,802−100.0%Sold out
Handelsbanken Fonder AB0$00.00%−159,523−100.0%Sold out
TD Asset Management Inc0$00.00%−157,892−100.0%Sold out
Alliancebernstein L.P.0$00.00%−145,454−100.0%Sold out
Deerfield Management Company, L.P. (Series C)0$00.00%−145,000−100.0%Sold out
Wells Fargo & Company0$00.00%−142,783−100.0%Sold out
Davidson Kempner Capital Management LP0$00.00%−140,729−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−140,492−100.0%Sold out
Dimensional Fund Advisors LP0$00.00%−135,593−100.0%Sold out
Morgan Stanley0$00.00%−134,674−100.0%Sold out
Martingale Asset Management L P0$00.00%−134,635−100.0%Sold out
Bank of America Corp0$00.00%−133,738−100.0%Sold out
Westchester Capital Management, LLC0$00.00%−129,432−100.0%Sold out
Ensign Peak Advisors, Inc0$00.00%−124,807−100.0%Sold out
Swiss National Bank0$00.00%−120,700−100.0%Sold out
JPMorgan Chase & Co0$00.00%−113,485−100.0%Sold out
Barclays PLC0$00.00%−111,461−100.0%Sold out
Russell Investments Group, Ltd.0$00.00%−110,683−100.0%Sold out
Foresite Capital Management III, LLC0$00.00%−108,630−100.0%Sold out
BNP PARIBAS ASSET MANAGEMENT Holding S.A.0$00.00%−107,808−100.0%Sold out
California Public Employees Retirement System0$00.00%−107,408−100.0%Sold out
UBS Group AG0$00.00%−107,102−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−103,394−100.0%Sold out
Parallax Volatility Advisers, L.P.0$00.00%−102,614−100.0%Sold out
Royal Bank of Canada0$00.00%−100,694−100.0%Sold out
Alyeska Investment Group, L.P.0$00.00%−100,000−100.0%Sold out
Loomis Sayles & Co L P0$00.00%−94,406−100.0%Sold out
Credit Suisse AG0$00.00%−93,147−100.0%Sold out
Atika Capital Management LLC0$00.00%−91,800−100.0%Sold out
California State Teachers Retirement System0$00.00%−90,777−100.0%Sold out
Water Island Capital LLC0$00.00%−89,140−100.0%Sold out
Western Standard LLC0$00.00%−84,990−100.0%Sold out
Putnam Investments LLC0$00.00%−82,549−100.0%Sold out
Melqart Asset Management (UK) Ltd0$00.00%−82,000−100.0%Sold out
Carlson Capital L P0$00.00%−80,000−100.0%Sold out
Spring Creek Capital LLC0$00.00%−80,000−100.0%Sold out
AXA S.A.0$00.00%−79,059−100.0%Sold out
American Century Companies Inc0$00.00%−78,882−100.0%Sold out
Weiss Multi-Strategy Advisers LLC0$00.00%−77,714−100.0%Sold out
Parametric Portfolio Associates LLC0$00.00%−72,110−100.0%Sold out
Cutler Group LP0$00.00%−71,931−100.0%Sold out
QVT Financial LP0$00.00%−70,996−100.0%Sold out
Comerica Bank0$00.00%−68,532−100.0%Sold out
Granahan Investment Management Inc0$00.00%−67,888−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−65,516−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−65,185−100.0%Sold out
Gabelli Funds LLC0$00.00%−60,572−100.0%Sold out
Segantii Capital Management Ltd0$00.00%−60,000−100.0%Sold out
SG3 Management, LLC0$00.00%−60,000−100.0%Sold out
Bank of Montreal0$00.00%−54,069−100.0%Sold out
Rhumbline Advisers0$00.00%−49,352−100.0%Sold out
Man Group plc0$00.00%−49,096−100.0%Sold out