Institutional HoldersBeta

Who holds a company, from every 13F filed for the quarter, one row per filer exactly as filed, against the latest share count the company reported.

Definium Therapeutics, Inc.

CIK 0001813814DFTX· quarter ending 2026-06-30
Shares outstanding
134,366,950
Held by 13F filers
114,822,299
85.5% of shares outstanding
Holders
361
+115 vs 2026-03-31 · 149 new, 34 exited
Value
$5.4B
shares +46.5% vs prior quarter

Share classes (cover page of the 10-Q filed 2026-08-06, as of 2026-07-30)

ClassListedShares outstandingHeld by 13F filers% of classHoldersCUSIP
Common stockDFTX · NASDAQ134,366,950114,822,29985.5%36124477V105

Each class is compared with its own share count; classes are not added together. A class that is not exchange-listed cannot be held by 13F filers.

Securities (CUSIPs held in 13F this quarter)

tick to combine
CountCUSIPClass (as filers write it)HoldersShares heldClass shares% of classValueOptionsMapped via
24477V105COM SHS361114,822,299134,366,95085.5%$5.4B15 call / 12 put13DGholders →
60255C109COMMON STOCK-FOnot common11——$1—prefixholders →

Totals combine the ticked CUSIPs and update as you tick: common-stock classes by default; preferreds, notes, warrants and depositary shares are listed but not counted. "holders →" shows a single CUSIP on its own. Bonds are held as a principal amount, not shares. Options positions are never counted as holdings. 1 further CUSIPs map to this company (mostly bonds) but no 13F filer held them this quarter.

Top holders (250 of 361 · 24477V105)

change vs 2026-03-31
#FilerShares% of classValueChange
1BlackRock, Inc.11,232,8348.36%$528.4M+2,752,604 (+32.5%)
2Avoro Capital Advisors LLC7,188,8885.35%$338.2M+2,188,888 (+43.8%)
3Driehaus Capital Management LLC6,845,2765.09%$322.0M+933,387 (+15.8%)
4Jupiter Topco LLC5,615,6454.18%$264.0MNEW
5Capital World Investors5,367,7233.99%$252.5MNEW
6FMR LLC4,752,9213.54%$223.6M+2,943,311 (+162.6%)
7PRICE T ROWE ASSOCIATES INC /MD/4,652,0323.46%$218.8M+4,582,031 (+6545.7%)
8GEODE CAPITAL MANAGEMENT, LLC3,644,8132.71%$171.5M+1,149,414 (+46.1%)
9STATE STREET CORP3,065,3902.28%$144.2M+593,517 (+24.0%)
10Capital International Investors2,963,4102.21%$139.4MNEW
11Octagon Capital Advisors LP2,950,0002.20%$138.8M+510,000 (+20.9%)
12WELLINGTON MANAGEMENT GROUP LLP2,949,7342.20%$138.8M+1,644,985 (+126.1%)
13Deep Track Capital, LP2,750,0002.05%$129.4M-250,000 (-8.3%)
14Commodore Capital LP2,000,0001.49%$94.1M—
15ALLIANCEBERNSTEIN L.P.1,803,2871.34%$34.1M+1,711,584 (+1866.4%)
16GOLDMAN SACHS GROUP INC1,800,8521.34%$84.7M+125,441 (+7.5%)
17CITADEL ADVISORS LLC1,688,5871.26%$79.4M+355,145 (+26.6%)
18VANGUARD PORTFOLIO MANAGEMENT LLC1,648,4261.23%$77.5M+775,761 (+88.9%)
19RA CAPITAL MANAGEMENT, L.P.1,500,0001.12%$70.6MNEW
20VANGUARD CAPITAL MANAGEMENT LLC1,486,4541.11%$69.9M+389,476 (+35.5%)
21Siren, L.L.C.1,419,4931.06%$66.8M+500,000 (+54.4%)
22MARSHALL WACE, LLP1,298,9460.97%$61.1M+98,121 (+8.2%)
23NORTHERN TRUST CORP1,169,2380.87%$55.0M+370,251 (+46.3%)
24AMERIPRISE FINANCIAL INC1,148,3630.85%$54.0M+181,755 (+18.8%)
25Nuveen, LLC1,105,3140.82%$52.0M+407,184 (+58.3%)
26CHARLES SCHWAB INVESTMENT MANAGEMENT INC1,083,5760.81%$51.0M+274,861 (+34.0%)
27Woodline Partners LP1,003,6410.75%$47.2M+250,849 (+33.3%)
28ADAGE CAPITAL PARTNERS GP, L.L.C.1,000,0000.74%$47.0M-150,000 (-13.0%)
29Boxer Capital Management, LLC998,5000.74%$47.0M+400,000 (+66.8%)
30TWO SIGMA INVESTMENTS, LP921,8180.69%$43.4M-279,792 (-23.3%)
31Balyasny Asset Management L.P.897,6580.67%$42.2M-376,563 (-29.6%)
32VANGUARD FIDUCIARY TRUST CO827,6930.62%$38.9M+251,756 (+43.7%)
33Holocene Advisors, LP796,5740.59%$37.5M-295,393 (-27.1%)
34AWM Investment Company, Inc.784,8000.58%$36.9M-292,093 (-27.1%)
35Bank of New York Mellon Corp777,2710.58%$36.6M+24,349 (+3.2%)
36Polar Capital Holdings Plc777,2530.58%$36.6MNEW
37EVENTIDE ASSET MANAGEMENT, LLC710,0000.53%$33.4M+23,838 (+3.5%)
38NEUBERGER BERMAN GROUP LLC687,5390.51%$32.3M+554,170 (+415.5%)
39Qube Research & Technologies Ltd682,9010.51%$32.1M+256,846 (+60.3%)
40Candriam S.C.A.614,4250.46%$28.9M-679,204 (-52.5%)
41ArrowMark Colorado Holdings LLC564,0690.42%$26.5M-1,030,648 (-64.6%)
42Catalio Capital Management, LP562,6720.42%$26.5M-475,312 (-45.8%)
43Blackstone Inc.561,6120.42%$26.4M+52,944 (+10.4%)
44Integral Health Asset Management, LLC550,0000.41%$25.9M+150,000 (+37.5%)
45BAMCO INC /NY/520,1080.39%$24.5MNEW
46UBS Group AG499,4670.37%$23.5M+5,490 (+1.1%)
47FRANKLIN RESOURCES INC486,2190.36%$22.9MNEW
48Point72 Asset Management, L.P.483,9800.36%$22.8M+308,490 (+175.8%)
49Ensign Peak Advisors, Inc466,1060.35%$21.9M-80,677 (-14.8%)
50MORGAN STANLEY454,9120.34%$21.4M+16,339 (+3.7%)
51GREAT POINT PARTNERS LLC425,0000.32%$20.0MNEW
52Cormorant Asset Management, LP400,0000.30%$18.8MNEW
53SILVERARC CAPITAL MANAGEMENT, LLC400,0000.30%$18.8MNEW
54RTW INVESTMENTS, LP400,0000.30%$18.8M+100,000 (+33.3%)
55ASSETMARK, INC396,5420.30%$18.7MNEW
56ORBIMED ADVISORS LLC365,4000.27%$17.2M-438,600 (-54.6%)
57Duquesne Family Office LLC356,6000.27%$16.8MNEW
58D. E. Shaw & Co., Inc.315,4100.23%$14.8M+43,693 (+16.1%)
59Tetragon Partners GP Ltd286,9900.21%$13.5M+86,996 (+43.5%)
60MILLENNIUM MANAGEMENT LLC266,0760.20%$12.5M-580,820 (-68.6%)
61JPMORGAN CHASE & CO265,9550.20%$12.4M+1,410 (+0.5%)
62Sofinnova Investments, Inc.255,9030.19%$12.0M-88,263 (-25.6%)
63PFM Health Sciences, LP249,0200.19%$11.7M+43,703 (+21.3%)
64HighVista Strategies LLC242,8840.18%$11.4M+57,028 (+30.7%)
65Trexquant Investment LP233,1990.17%$11.0MNEW
66SEVEN GRAND MANAGERS, LLC225,0000.17%$10.6M—
67Swiss National Bank221,2000.16%$10.4M+62,800 (+39.6%)
68Eversept Partners, LP217,1850.16%$10.2M+56,462 (+35.1%)
69UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC211,1830.16%$9.9M+208,770 (+8651.9%)
70TD Asset Management Inc209,4600.16%$9.9MNEW
71ROYCE & ASSOCIATES LP208,5510.16%$9.8M-25,500 (-10.9%)
72SEB Asset Management AB208,2540.15%$9.8MNEW
73SUPERSTRING CAPITAL MANAGEMENT LP188,2820.14%$8.9M-163,179 (-46.4%)
74EMERALD ADVISERS, LLC178,7510.13%$8.4MNEW
75Aberdeen Group plc175,0000.13%$8.2MNEW
76BANK OF AMERICA CORP /DE/164,5750.12%$7.7M+6,230 (+3.9%)
77Tri Locum Partners LP162,9960.12%$7.7M-206,592 (-55.9%)
78RHUMBLINE ADVISERS158,0960.12%$7.4M+38,124 (+31.8%)
79Brevan Howard Capital Management LP156,8120.12%$7.4M-54,676 (-25.9%)
80Russell Investments Group, Ltd.153,4770.11%$7.2M+34,013 (+28.5%)
81LMR Partners LLP150,2000.11%$7.1MNEW
82Seven Fleet Capital Management LP148,6470.11%$7.0M+48,760 (+48.8%)
83MANUFACTURERS LIFE INSURANCE COMPANY, THE146,3680.11%$6.9M+119,964 (+454.3%)
84Rock Springs Capital Management LP143,1870.11%$6.7MNEW
85DEUTSCHE BANK AG\142,9470.11%$6.7M-268,887 (-65.3%)
86SummitTX Capital, L.P.142,4890.11%$6.7MNEW
87STEMPOINT CAPITAL LP137,1240.10%$6.5M-513,842 (-78.9%)
88AQR CAPITAL MANAGEMENT LLC134,1520.10%$6.3M+77,058 (+135.0%)
89CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM128,3460.10%$6.0MNEW
90BIT Capital GmbH128,1310.10%$6.0M-149,380 (-53.8%)
91FRED ALGER MANAGEMENT, LLC125,2560.09%$5.9M+33,091 (+35.9%)
92WELLS FARGO & COMPANY/MN122,0330.09%$5.7M+82,060 (+205.3%)
93Atika Capital Management LLC122,0000.09%$5.7MNEW
94AdvisorShares Investments LLC121,3810.09%$5.7M+30,080 (+32.9%)
95EMERALD MUTUAL FUND ADVISERS TRUST121,2490.09%$5.7MNEW
96Informed Momentum Co LLC120,9280.09%$5.7MNEW
97Schonfeld Strategic Advisors LLC119,6100.09%$5.6M+109,198 (+1048.8%)
98HSBC HOLDINGS PLC117,4820.09%$5.5MNEW
99ALPS ADVISORS INC110,3880.08%$5.2MNEW
100Data Collective IV GP, LLC100,3500.07%$4.7M—
101ROYAL BANK OF CANADA100,0630.07%$4.7M+2,871 (+3.0%)
102Burkehill Global Management, LP100,0000.07%$4.7M—
103BNP PARIBAS FINANCIAL MARKETS96,5100.07%$4.5M+73,154 (+313.2%)
104VOYA INVESTMENT MANAGEMENT LLC95,1660.07%$4.5M+78,782 (+480.8%)
105KEYSTONE INVESTORS PTE LTD95,1000.07%$4.5MNEW
106Invesco Ltd.91,3380.07%$4.3M+3,217 (+3.7%)
107Pier Capital, LLC88,5980.07%$4.2MNEW
108LPL Financial LLC86,1360.06%$4.1M+7,865 (+10.0%)
109Squadron Capital Management LLC85,0000.06%$4.0MNEW
110XTX Topco Ltd84,3930.06%$4.0MNEW
111Shay Capital LLC80,0000.06%$3.8MNEW
112Logos Global Management LP80,0000.06%$3.8MNEW
113CITIGROUP INC79,5470.06%$3.7M+53,061 (+200.3%)
114VANGUARD ASSET MANAGEMENT, Ltd78,6040.06%$3.7M+24,586 (+45.5%)
115SECTORAL ASSET MANAGEMENT INC78,3100.06%$3.7MNEW
116MetLife Investment Management, LLC75,8590.06%$3.6M+21,598 (+39.8%)
117Legal & General Group Plc74,0040.06%$3.5M+14,205 (+23.8%)
118Quantinno Capital Management LP70,6820.05%$3.3M+30,724 (+76.9%)
119Rockefeller Capital Management L.P.70,1110.05%$3.3M+14,905 (+27.0%)
120PLATINUM INVESTMENT MANAGEMENT LTD70,0000.05%$3.3M—
121GROUP ONE TRADING LLC63,9430.05%$3.0M-23,889 (-27.2%)
122ALGERT GLOBAL LLC63,7000.05%$3.0MNEW
123MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.59,9360.04%$2.8M+13,743 (+29.8%)
124Vanguard Global Advisers, LLC56,9420.04%$2.7M+8,898 (+18.5%)
125PEAK FINANCIAL ADVISORS LLC56,9150.04%$2.7MNEW
126Y-Intercept (Hong Kong) Ltd54,4660.04%$2.6MNEW
127Cerity Partners LLC53,8830.04%$2.5MNEW
128BLAIR WILLIAM & CO/IL53,5880.04%$2.5M-107 (-0.2%)
129STATE OF WISCONSIN INVESTMENT BOARD52,5490.04%$2.5M+2,129 (+4.2%)
130Moody Aldrich Partners LLC51,0250.04%$2.4MNEW
131KESTRA PRIVATE WEALTH SERVICES, LLC50,5880.04%$2.4M—
132BARCLAYS PLC50,2960.04%$2.4M+10,613 (+26.7%)
133Atom Investors LP49,4360.04%$2.3MNEW
134NISA INVESTMENT ADVISORS, LLC48,3690.04%$2.3M-534 (-1.1%)
135SIMPLEX TRADING, LLC47,6510.04%$2.2M+6,495 (+15.8%)
136NEW YORK STATE COMMON RETIREMENT FUND45,8000.03%$2.2M+16,200 (+54.7%)
137ALLSTATE CORP45,6390.03%$2.1M+273 (+0.6%)
138JENNISON ASSOCIATES LLC45,3750.03%$2.1M+5,418 (+13.6%)
139Caption Management, LLC45,0000.03%$2.1M+11,242 (+33.3%)
140Polymer Capital Management (HK) LTD44,1000.03%$2.1MNEW
141Aquatic Capital Management LLC43,1240.03%$2.0MNEW
142Ghisallo Capital Management LLC41,5000.03%$2.0MNEW
143CenterBook Partners LP41,2550.03%$1.9M-1,574 (-3.7%)
144SUSQUEHANNA INTERNATIONAL GROUP, LLP40,9540.03%$1.9M-40,502 (-49.7%)
145Police & Firemen's Retirement System of New Jersey38,3860.03%$1.8M+11,025 (+40.3%)
146TD Waterhouse Canada Inc.36,6940.03%$1.6M+34,892 (+1936.3%)
147SCOTIA CAPITAL INC.34,7220.03%$1.6M-5,826 (-14.4%)
148STRS OHIO33,5000.02%$1.6M+14,200 (+73.6%)
149Zurcher Kantonalbank (Zurich Cantonalbank)32,3940.02%$1.5M+11,526 (+55.2%)
150KINGSWOOD WEALTH ADVISORS, LLC31,4440.02%$1.5M+4,853 (+18.3%)
151Bay Rivers Group31,2080.02%$1.5M+4,862 (+18.5%)
152Vestmark Advisory Solutions, Inc.30,7290.02%$1.4MNEW
153State of New Jersey Common Pension Fund D30,6250.02%$1.4M+3,184 (+11.6%)
154ARIZONA STATE RETIREMENT SYSTEM30,4110.02%$1.4M+8,357 (+37.9%)
155Palumbo Wealth Management LLC29,2870.02%$1.4M-8,679 (-22.9%)
156SEI INVESTMENTS CO28,5820.02%$1.3M+465 (+1.7%)
157Cinctive Capital Management LP28,5500.02%$1.3M+15,999 (+127.5%)
158Vanguard Investments Australia, Ltd.28,2650.02%$1.3M+7,798 (+38.1%)
159SG Americas Securities, LLC28,2620.02%$1.3M+17,769 (+169.3%)
160Mariner, LLC27,2070.02%$1.3M-7,644 (-21.9%)
161STABLEFORD CAPITAL II LLC27,1410.02%$1.3MNEW
162Janney Montgomery Scott LLC26,6640.02%$1.3MNEW
163ACT CAPITAL MANAGEMENT, LLC25,0000.02%$1.2MNEW
164KLP KAPITALFORVALTNING AS25,0000.02%$1.2MNEW
165TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY24,5000.02%$1.2MNEW
166Corient Private Wealth LP24,3910.02%$1.1MNEW
167Rathbones Group PLC22,8000.02%$1.1M-37,600 (-62.3%)
168RAYMOND JAMES FINANCIAL INC22,4010.02%$1.1M-1,312 (-5.5%)
169HighTower Advisors, LLC22,3130.02%$1.0M+3,754 (+20.2%)
170IFG Advisory, LLC22,0430.02%$1.0MNEW
171TFB Advisors LLC21,5230.02%$1.0MNEW
172China Universal Asset Management Co., Ltd.21,3580.02%$1.0M+1,166 (+5.8%)
173Walleye Capital LLC20,6430.02%$971K-14,842 (-41.8%)
174ProShare Advisors LLC20,6150.02%$970K+1,884 (+10.1%)
175Concurrent Investment Advisors, LLC20,0440.01%$943K-1,241 (-5.8%)
176Fore Capital, LLC20,0000.01%$941KNEW
177Birchview Capital, LP20,0000.01%$941KNEW
178INTECH INVESTMENT MANAGEMENT LLC19,9690.01%$939K-5,021 (-20.1%)
179Walleye Trading LLC18,4500.01%$868K+13,036 (+240.8%)
180Sequoia Financial Advisors, LLC17,2580.01%$812K+13 (+0.1%)
181ENVESTNET ASSET MANAGEMENT INC16,6260.01%$782KNEW
182CARY STREET PARTNERS FINANCIAL LLC15,5820.01%$733KNEW
183PRUDENTIAL FINANCIAL INC15,5000.01%$729KNEW
184DIADEMA PARTNERS LP15,4510.01%$727KNEW
185Twelve Points Wealth Management LLC14,2450.01%$670K+2,000 (+16.3%)
186Pictet Asset Management Holding SA14,0770.01%$662K+782 (+5.9%)
187Amundi14,0680.01%$662K-68 (-0.5%)
188Cetera Investment Advisers14,0290.01%$660K-17,795 (-55.9%)
189Allianz Asset Management GmbH13,8000.01%$649KNEW
190Persistent Asset Partners Ltd13,7780.01%$648K-2,083 (-13.1%)
191PROFUND ADVISORS LLC13,5710.01%$638K-625 (-4.4%)
192FORA Capital, LLC13,3780.01%$629KNEW
193Private Advisor Group, LLC13,3360.01%$627KNEW
194DYMON ASIA CAPITAL (SINGAPORE) PTE. LTD.13,2890.01%$625KNEW
195Virtus Investment Advisers, LLC13,2200.01%$622K-8,507 (-39.2%)
196MONEY CONCEPTS CAPITAL CORP13,0000.01%$612K—
197XPONANCE LLC12,7160.01%$598KNEW
198State of Wyoming12,4480.01%$586KNEW
199AXQ CAPITAL, LP12,4440.01%$585KNEW
200STIFEL FINANCIAL CORP12,2250.01%$575K-401 (-3.2%)
201CAPTRUST FINANCIAL ADVISORS12,1480.01%$571KNEW
202Heritage Wealth Management, Inc. /CA/12,0000.01%$564K-2,375 (-16.5%)
203OSAIC HOLDINGS, INC.11,9520.01%$562K+1,393 (+13.2%)
204Ameritas Investment Partners, Inc.11,7360.01%$552K+4,095 (+53.6%)
205GLENMEDE TRUST CO NA11,5480.01%$543KNEW
206Steward Partners Investment Advisory, LLC11,5400.01%$543K-1,700 (-12.8%)
207Sanctuary Advisors, LLC11,5020.01%$541K+36 (+0.3%)
208ELEVATION POINT WEALTH PARTNERS, LLC11,3820.01%$535KNEW
209TEACHER RETIREMENT SYSTEM OF TEXAS11,0720.01%$521K+772 (+7.5%)
210Entropy Technologies, LP10,6880.01%$503KNEW
211Cambridge Investment Research Advisors, Inc.10,5340.01%$496KNEW
212MERCER GLOBAL ADVISORS INC /ADV10,2780.01%$483KNEW
213Engineers Gate Manager LP10,2330.01%$481K-19,534 (-65.6%)
214CAPITAL FUND MANAGEMENT S.A.10,1280.01%$476KNEW
215BANK OF MONTREAL /CAN/10,0300.01%$472K-2,106 (-17.4%)
216DIVERSIFY WEALTH MANAGEMENT, LLC10,0250.01%$428K-975 (-8.9%)
217Diversify Advisory Services, LLC10,0250.01%$428KNEW
218King Wealth Management Group10,0000.01%$470K—
219SHARPEPOINT LLC10,0000.01%$470K—
220PSP Research LLC10,0000.01%$470K-24,800 (-71.3%)
221PRINCIPAL FINANCIAL GROUP INC9,9520.01%$468KNEW
222CIBC WORLD MARKET INC.9,8270.01%$462K-222 (-2.2%)
223FIRST TRUST ADVISORS LP9,5270.01%$448KNEW
224COMMONWEALTH EQUITY SERVICES, LLC9,4500.01%$445K-801 (-7.8%)
225Quantbot Technologies LP9,2300.01%$434KNEW
226Federation des caisses Desjardins du Quebec9,1040.01%$428K-3,540 (-28.0%)
227MANGROVE PARTNERS IM, LLC9,0790.01%$427KNEW
228GSA CAPITAL PARTNERS LLP9,0730.01%$427K-9,082 (-50.0%)
229Fearless Solutions, LLC dba Best Invest8,8040.01%$414KNEW
230North Star Investment Management Corp.8,5710.01%$403K+1,000 (+13.2%)
231PNC Financial Services Group, Inc.8,5690.01%$403K+949 (+12.5%)
232Rafferty Asset Management, LLC8,5480.01%$402KNEW
233Fieldview Capital Management, LLC8,4930.01%$400KNEW
234Bellevue Group AG8,3910.01%$395KNEW
235Connor, Clark & Lunn Investment Management Ltd.8,2950.01%$390KNEW
236FLAGSHIP HARBOR ADVISORS, LLC7,9660.01%$375KNEW
237WEALTH ENHANCEMENT ADVISORY SERVICES, LLC7,9520.01%$374KNEW
238CIBC Bancorp USA Inc.7,7110.01%$363KNEW
239OMERS ADMINISTRATION Corp7,6000.01%$358KNEW
240Abel Hall, LLC7,5510.01%$355KNEW
241FIDUCIARY FINANCIAL ADVISORS7,4830.01%$352KNEW
242EntryPoint Capital, LLC7,3310.01%$345KNEW
243Chicago Partners Investment Group LLC7,2990.01%$313K-2,008 (-21.6%)
244Centiva Capital, LP7,2420.01%$341KNEW
245CreativeOne Wealth, LLC7,2020.01%$339KNEW
246Jump Financial, LLC7,0640.01%$332KNEW
247CHIRON CAPITAL MANAGEMENT, LLC7,0000.01%$329KNEW
248Creative Planning6,9060.01%$325KNEW
249McAdam, LLC6,8790.01%$324KNEW
250Marex Group Ltd6,7710.01%$319K-13,229 (-66.1%)
Exited since 2026-03-31 (34 filers; largest 25 shown)
JANUS HENDERSON GROUP PLC−3,556,041
Trails Edge Capital Partners, LP−1,738,110
Patient Square Capital LP−331,000
JANE STREET GROUP, LLC−260,241
Soviero Asset Management, LP−140,000
Squarepoint Ops LLC−125,522
Rosalind Advisors, Inc.−125,000
ExodusPoint Capital Management, LP−104,915
HRT FINANCIAL LP−89,141
Ikarian Capital, LLC−58,803
TWINBEECH CAPITAL LP−42,100
CAXTON ASSOCIATES LLP−37,255
Campbell & CO Investment Adviser LLC−24,755
FOX RUN MANAGEMENT, L.L.C.−14,557
Virtu Financial LLC−14,460
BOOTHBAY FUND MANAGEMENT, LLC−14,096
Magnetar Financial LLC−13,178
Summit Trail Advisors, LLC−13,000
RPS ADVISORY SOLUTIONS LLC−11,355
Dynamic Technology Lab Private Ltd−10,880
Verition Fund Management LLC−10,384
CWM, LLC−5,600
Sound Income Strategies, LLC−3,690
Advisory Services Network, LLC−2,659
Opal Wealth Advisors, LLC−1,101

Large holders from 13D/13G (latest per reporting person, last 2 years)

Filed when a holder crosses 5% or changes materially, so often more current than the quarter-end 13F. Percentages are the filer's own, against the share count they used.

Reporting personFormFiledEventShares% of class
Commodore Capital LPSCHEDULE 13G/A2026-08-142026-06-302,410,0001.8%
Commodore Capital Master LPSCHEDULE 13G/A2026-08-142026-06-302,410,0001.8%
DRIEHAUS CAPITAL MANAGEMENT LLCSCHEDULE 13G/A2026-08-142026-06-306,845,2765.36%
Michael KramarzSCHEDULE 13G/A2026-08-142026-06-302,410,0001.8%
Robert Egen AtkinsonSCHEDULE 13G/A2026-08-142026-06-302,410,0001.8%
David KroinSCHEDULE 13G/A2026-05-152026-03-313,000,0003.01%
Deep Track Biotechnology Master Fund, Ltd.SCHEDULE 13G/A2026-05-152026-03-313,000,0003.01%
Deep Track Capital, LPSCHEDULE 13G/A2026-05-152026-03-313,000,0003.01%
Avoro Capital Advisors LLCSCHEDULE 13G2026-02-172025-12-315,000,0005.08%
Behzad AghazadehSCHEDULE 13G2026-02-172025-12-315,000,0005.08%
BlackRock, Inc.SCHEDULE 13G/A2025-02-052024-12-316,070,0538.3%

Source: SEC Form 13F-HR information tables for the quarter ending 2026-06-30 (filed within 45 days of quarter end; amendments applied; values normalised to dollars), the share count from the company's latest 10-K/10-Q XBRL cover page, and Schedule 13D/13G filings. Each row is a legal 13F filer as filed — related entities (e.g. Vanguard's advisers) are not merged. Retail brokerage accounts are not reported on 13F, so the remainder is mostly retail and insiders.