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Astria Therapeutics, Inc.

ATXSDelisted Jan 23, 2026
Industry
Pharmaceutical Preparations
SEC CIK
0001454789

Astria Therapeutics, Inc. was delisted on Jan 23, 2026; its insiders filed their last Form 4 on Jan 23, 2026; 141 institutions reported holding it in 13F filings for Q4 2025, worth $738.2M in total; Soros Fund Management was the only superinvestor holding it.

Q4 2025 vs. Q3 2025

How the institutions holding Astria Therapeutics, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of ATXS: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders1155141+31
Shares57.6M109.1K56.5M−934.3K (−1.6%)
Value$409.0M$794.8K$738.2M+$330.0M (+80.9%)

5 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (64)

Institutions that held Astria Therapeutics, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to ATXS in Q4 2025
InstitutionSharesValue% of portfolio
Glazer Capital, LLC3,776,154$49.4M1.30%
Magnetar Financial LLC3,431,007$44.9M0.44%
Balyasny Asset Management LLC1,636,921$21.4M0.04%
Qube Research & Technologies Ltd1,057,230$13.8M0.02%
Omni Event Management Ltd1,025,278$13.4M1.04%
Man Group plc977,202$12.8M0.02%
Tudor Investment Corp Et Al875,000$11.5M0.06%
Soros Fund Management LLCSuperinvestorSoros Fund Management873,400$11.4M0.15%
LMR Partners LLP840,000$11.0M0.11%
Vivaldi Asset Management, LLC831,357$10.9M0.66%
Healthcare of Ontario Pension Plan Trust Fund741,684$9.71M0.02%
Gardner Lewis Asset Management L P739,565$9.68M2.45%
Alpine Associates Management Inc.728,922$9.54M0.64%
Birnam Oak Advisors, LP689,735$9.03M2.02%
CNH Partners LLC627,293$8.21M0.17%
Water Island Capital LLC615,790$8.06M0.98%
Gabelli & Co Investment Advisers, Inc.581,550$7.61M1.14%
Prelude Capital Management, LLC529,021$6.92M0.51%
Abc Arbitrage SA517,207$6.77M0.63%
Marshall Wace, LLP405,700$5.31M0.01%
Gabelli Funds LLC401,450$5.25M0.04%
Chicago Capital Management, LLC530,000$5.24M3.56%
Hudson Bay Capital Management LP366,340$4.80M0.03%
Oddo BHF Asset Management SAS317,300$4.15M0.16%
Alberta Investment Management Corp272,750$3.57M0.02%
Schonfeld Strategic Advisors LLC242,952$3.18M0.02%
Cantor Fitzgerald, L. P.224,077$2.93M0.09%
Vestcor Inc167,000$2.19M0.06%
Yakira Capital Management, Inc.156,076$2.04M0.69%
Maven Securities LTD139,578$1.83M0.23%
Skandinaviska Enskilda Banken AB (publ)130,000$1.70M0.01%
Quinn Opportunity Partners LLC120,000$1.57M0.07%
Bank of Montreal111,170$1.46M0.00%
Groupe la Francaise108,800$1.42M0.02%
HRT Financial LP102,453$1.34M0.00%
Credit Industriel Et Commercial100,000$1.31M0.19%
Y-Intercept (Hong Kong) Ltd81,501$1.07M0.02%
Toroso Investments, LLC79,201$1.04M0.00%
Natixis70,000$916.3K0.00%
CSS LLC67,422$882.6K0.05%
Oxford Asset Management LLP52,517$687.4K0.24%
Sagefield Capital LP39,576$518.0K0.04%
Susquehanna International Group, LLP36,322$475.5K0.00%
XTX Topco Ltd35,936$470.4K0.01%
New York Life Investment Management LLC31,631$414.1K0.00%
Creative Planning22,786$298.3K0.00%
Gsa Capital Partners LLP22,062$289.0K0.02%
OpenArc Corporate Advisory, LLC12,689$166.1K0.00%
Two Sigma Securities, LLC10,774$141.0K0.02%
Guggenheim Capital LLC10,727$140.4K0.00%
Caitong International Asset Management Co., Ltd8,067$105.6K0.03%
Rockefeller Capital Management L.P.6,462$84.6K0.00%
Seven Fleet Capital Management LP4,000$52.4K0.04%
STRS Ohio3,400$44.5K0.00%
UBS Asset Management Americas Inc1,935$25.3K0.00%
Advisor Group Holdings, Inc.500$6.54K0.00%
Clearstead Advisors, LLC101$1.32K0.00%
Wolverine Asset Management LLC100$1.31K0.00%
Basecamp Wealth Advisors LLC97$1.27K0.00%
Cornerstone Financial Management LLC78$1.02K0.00%
Torren Management, LLC77$1.01K0.00%
US Bancorp70$9160.00%
Rialto Wealth Management, LLC40$5240.00%
Larson Financial Group LLC7$920.00%

Sold out (33)

Institutions that held Astria Therapeutics, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of ATXS in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Vestal Point Capital, LP4,956,000$36.1M
FCPM III Services B.V.4,107,537$29.9M
Fairmount Funds Management LLC3,554,129$25.9M
TCG Crossover Management, LLC2,761,861$20.1M
VR Adviser, LLC2,457,348$17.9M
Vivo Capital, LLC1,552,685$11.3M
Driehaus Capital Management LLC1,433,769$10.4M
Logos Global Management LP500,000$3.64M
Affinity Asset Advisors, LLC300,000$2.18M
Panagora Asset Management Inc169,144$1.23M
Rosalind Advisors, Inc.1,542,520$1.11M
Wellington Management Group LLP145,433$1.06M
Tang Capital Management LLC100,000$728.0K
Raymond James Financial Inc96,020$699.0K
D. E. Shaw & Co., Inc.82,925$603.7K
Trexquant Investment LP31,409$228.7K
Bailard, Inc.26,500$192.9K
Voya Investment Management LLC24,590$179.0K
Atom Investors LP23,930$174.2K
Virtus Investment Advisers, Inc.20,319$147.9K
Fox Run Management, L.L.C.19,957$145.3K
Axq Capital, LP15,823$115.2K
EntryPoint Capital, LLC14,569$106.1K
Brevan Howard Capital Management LP13,400$97.6K
Sanctuary Advisors, LLC10,747$78.2K
China Universal Asset Management Co., Ltd.9,892$72.0K
Walleye Capital LLC3,439$25.0K
Mirae Asset Global Investments Co., Ltd.2,182$15.9K
GF Fund Management Co. Ltd.1,209$8.80K
Walleye Trading LLC973$7.08K
Principal Securities, Inc.300$2.18K
Daiwa Securities Group Inc.186$1.00K
Group One Trading, L.P.100$728

Not filed for Q4 2025 yet (5)

Institutions that held Astria Therapeutics, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ATXS in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Cubist Systematic Strategies, LLC72,077$524.7K
Corton Capital Inc.21,369$155.6K
Wolverine Trading, LLC10,872$80.0K
Point72 Asia (Singapore) Pte. Ltd.2,426$17.7K
Point72 (DIFC) Ltd2,319$16.9K