13F

Stock

Summit Therapeutics Inc.

SMMT · held by 224 managers

Reported value

$2.09B

Holders

224

+53 new · −37 exited

Holders’ est. mark

$123.9M

Price effect on 164 books still in the name

Largest holder

$690M

BAKER BROS. ADVISORS LP

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BAKER BROS. ADVISORS LP36.4M$690M$53.5MAdded$53.5M
Fidelity10.9M$205.8M$16MCut−$27.9M
BlackRock, Inc.9.65M$183M$13.8MAdded$19.3M
State Street7.03M$133.3M$9.76MAdded$17.2M
VANGUARD CAPITAL MANAGEMENT LLC5.71M$108.3MHeld
VANGUARD PORTFOLIO MANAGEMENT LLC5.23M$99.2MHeld
UBS Group AG3.68M$69.8M$1.28MAdded$54.5M
GEODE CAPITAL MANAGEMENT, LLC3.32M$62.9M$4.63MAdded$7.82M
D. E. Shaw & Co., Inc.2.24M$42.5M$610.5KAdded$35.2M
MORGAN STANLEY1.65M$31.3M$1.36MAdded$15.1M
APEIRON CAPITAL Ltd1.31M$24.8M$1.92MAdded$1.92M
Pictet Asset Management Holding SA1.32M$24M$648.6KCut−$419.1K
TWO SIGMA INVESTMENTS, LP981.2K$18.6M$850KAdded$8.49M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC960.9K$18.2M$1.31MAdded$2.61M
TD Asset Management Inc956.9K$18.1M$1.41MCut−$2.94M
VANGUARD FIDUCIARY TRUST CO934.4K$17.7MHeld
SUPERSTRING CAPITAL MANAGEMENT LP892.9K$16.9MNew
Point72 Asset Management, L.P.784.2K$14.9MNew
Rock Springs Capital Management LP710K$13.5M$1.04MAdded$1.04M
Aberdeen Group plc665.4K$12.6M$978.1KCut−$3.6M
Squarepoint Ops LLC613.9K$11.6M$902.4KCut−$873.4K
SUSQUEHANNA INTERNATIONAL GROUP, LLP603.9K$11.5MNew
BANK OF AMERICA CORP /DE/598.7K$11.4M$701.8KAdded$3M
MANUFACTURERS LIFE INSURANCE COMPANY, THE592.8K$11.2M$648.2KAdded$3.53M
NORTHERN TRUST CORP581.6K$11M$776.9KAdded$1.78M
Balyasny Asset Management L.P.548.3K$10.4M$73.9KAdded$9.52M
Candriam S.C.A.540.7K$10.3M$794.4KAdded$794.4K
Invesco Ltd.526.1K$9.97M$678.1KAdded$1.91M
MARSHALL WACE, LLP475.2K$9.01MNew
Citadel441.7K$8.38M$649.4KCut−$34.9M
Icahn Capital443.8K$8.11M$347.1KAdded$1.92M
Bank of New York Mellon Corp404.7K$7.67M$520KAdded$1.49M
TUDOR INVESTMENT CORP ET AL385K$7.3M$565.9KCut−$100.4K
WELLINGTON MANAGEMENT GROUP LLP362.9K$6.88MNew
QVT Financial LP360.5K$6.84M$530KAdded$530K
NOMURA HOLDINGS INC314K$5.95M$461.6KCut−$3.53M
E Fund Management Co., Ltd.311.8K$5.91MHeld
GOLDMAN SACHS GROUP INC310.7K$5.89M$456.8KCut−$2.6M
Rafferty Asset Management, LLC259.1K$4.91M$380.8KCut−$121.8K
ExodusPoint Capital Management, LP256.3K$4.86MNew
Nuveen, LLC244K$4.63M$342KAdded$557.2K
DEUTSCHE BANK AG\237.8K$4.51M$349.5KAdded$349.5K
SCHRODER INVESTMENT MANAGEMENT GROUP251.4K$4.27M−$128.2KCut−$128.2K
Woodline Partners LP214.5K$4.07M$315.3KAdded$315.3K
CITIGROUP INC199.1K$3.78M$191KAdded$1.5M
GRIFFIN ASSET MANAGEMENT, INC.191.9K$3.64M$282.1KAdded$217.8K
China Universal Asset Management Co., Ltd.137.6K$2.61M$178.3KAdded$487.2K
Polymer Capital Management (HK) LTD133K$2.52M$195.6KCut−$22.3M
VOYA INVESTMENT MANAGEMENT LLC130.2K$2.47M$165.3KAdded$502.8K
RHUMBLINE ADVISERS129.5K$2.46M$178.4KAdded$333.9K
MILLENNIUM MANAGEMENT LLC126.3K$2.39M$185.6KCut−$5.81M
Tidal Investments LLC120.3K$2.28MNew
WELLS FARGO & COMPANY/MN120.3K$2.28M$176.8KCut−$8.29K
Y-Intercept (Hong Kong) Ltd119.7K$2.27MNew
TEMA ETFS LLC119.5K$2.27M$140.8KAdded$591.1K
Jump Financial, LLC115.7K$2.19MNew
Cerity Partners LLC113.8K$2.16M$165.9KAdded$183.1K
PROFUND ADVISORS LLC112.9K$2.14M$152.5KAdded$326.3K
Illinois Municipal Retirement Fund111.9K$2.12M$146.1KAdded$383.6K
BANK OF MONTREAL /CAN/108K$2.05M$140.2KAdded$378.9K
Jefferies Financial Group Inc.100K$1.9M$147KAdded$147K
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM96K$1.82M$141.1KAdded$141.1K
Beacon Pointe Advisors, LLC94.4K$1.79M$58.2KAdded$1.1M
ADAR1 Capital Management, LLC91.9K$1.74M$135KAdded$135K
CANADA PENSION PLAN INVESTMENT BOARD91K$1.73MNew
NEXTBio Capital Management LP89.7K$1.7MNew
DIMENSIONAL FUND ADVISORS LP88.5K$1.67M$119.2KCut−$4.92M
Focus Partners Wealth83.9K$1.59M$124.3KAdded$45.1K
DARK FOREST CAPITAL MANAGEMENT LP80.8K$1.53M$118.7KAdded$8.75K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC79.7K$1.51M$117KAdded$118.4K
Quantinno Capital Management LP73.8K$1.4M$21.1KAdded$1.15M
SECTORAL ASSET MANAGEMENT INC69.6K$1.4M$182.1KAdded$6.99K
GUGGENHEIM CAPITAL LLC66.4K$1.26M$73.2KAdded$388K
Wealth Management Partners, LLC63.8K$1.21M$87.4KAdded$169.9K
STATE OF WISCONSIN INVESTMENT BOARD62.5K$1.19M$91.9KCut−$438.8K
Havemeyer Place LP62K$1.18M$9.19KAdded$1.07M
Vanguard Global Advisers, LLC61.1K$1.16MHeld
Assenagon Asset Management S.A.59.6K$1.13M$87.6KAdded$87.6K
WORLDQUANT MILLENNIUM ADVISORS LLC58.3K$1.1M$61.3KAdded$374.9K
JPMORGAN CHASE & CO64.6K$1.1M−$32.9KCut−$83.1K
Longaeva Partners L.P.57.3K$1.09MNew
BOOTHBAY FUND MANAGEMENT, LLC54K$1.02MNew
NEW YORK STATE COMMON RETIREMENT FUND53.8K$1.02M$79.1KAdded$79.1K
Police & Firemen's Retirement System of New Jersey52.6K$997.7K$77.3KAdded$77.3K
DNB Asset Management AS50.6K$958.6K$74.3KCut−$109.4K
Farther Finance Advisors, LLC50.3K$952K$72KCut−$49.9K
Fieldview Capital Management, LLC49.2K$932.9KNew
BARCLAYS PLC49.1K$931K$72.2KCut−$4.99M
BNP PARIBAS FINANCIAL MARKETS49K$929.8K$54.5KAdded$281.2K
AMERIPRISE FINANCIAL INC47.7K$903.8K$70.1KCut−$40.9K
AXQ CAPITAL, LP47.3K$896.2K$69.5KCut−$529.6K
GROUP ONE TRADING LLC42.8K$811.1K$46.2KAdded$261.8K
Mirae Asset Global Investments Co., Ltd.42.4K$803.6K$55.8KAdded$139.1K
Steward Partners Investment Advisory, LLC38.8K$736.5K$33.9KAdded$333.5K
LEVIN CAPITAL STRATEGIES, L.P.37.7K$714.3K$55.4KAdded$55.4K
Verition Fund Management LLC36.2K$685.6K$53.2KCut−$3.32M
ProShare Advisors LLC34.7K$657.6K$48.3KAdded$82.6K
LMR Partners LLP34.1K$647K$50.2KCut−$668.3K
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO34K$644.6K$50KAdded$29.7K
Legal & General Group Plc31.9K$604.7K$40.2KAdded$126.2K
Cetera Investment Advisers29.7K$563.8KNew
VANGUARD ASSET MANAGEMENT, Ltd28.6K$542.5KHeld
Machina Capital S.A.S.26.2K$496.7K$17.1KAdded$293.2K
GREAT VALLEY ADVISOR GROUP, INC.25.6K$486.1K$37.7KAdded$37.7K
CIBC Asset Management Inc24.3K$460.5K$35.7KAdded$35.7K
Banque Cantonale Vaudoise23.9K$453KNew
Tower Research Capital LLC (TRC)23.7K$449.4KNew
VARCOV Co.23.5K$445.7KNew
Capstone Capital Management Ltd23.1K$438.8K$34KCut−$54.2K
Schonfeld Strategic Advisors LLC22.5K$426.7K$33.1KCut−$50.9K
WINTON GROUP Ltd22.4K$424.7KNew
Allianz Asset Management GmbH22.2K$420.9K$32.6KAdded$32.6K
Entropy Technologies, LP21.8K$413K$32KCut−$27.1K
RAYMOND JAMES FINANCIAL INC20.9K$396.3K$26.2KAdded$84.1K
XPONANCE LLC20.1K$380.6K$25.7KAdded$74.5K
PRELUDE CAPITAL MANAGEMENT, LLC20K$379.2KNew
VANCE WEALTH, LLC20K$378.9K$29.4KAdded$29.4K
SEI INVESTMENTS CO19.7K$373.2K$14.8KAdded$197.2K
NEW YORK LIFE INVESTMENT MANAGEMENT LLC19.5K$370.1KNew
ALLIANCEBERNSTEIN L.P.19.9K$347.2K−$0Cut−$13.2K
Russell Investments Group, Ltd.18K$341K$24.9KAdded$44.3K
GF FUND MANAGEMENT CO. LTD.16.7K$317K$21.5KAdded$61.1K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.18.4K$311.7K−$8.6KAdded$16.8K
Bellevue Group AG15.9K$300.7K$21KAdded$51.2K
Gotham Asset Management, LLC15.7K$298.2K$23.1KAdded$23.1K
Virtus Investment Advisers, LLC15.5K$294.2K$22.3KAdded$29.4K
Creative Planning13.6K$257.8K$18.8KAdded$33.7K
Three Seasons Wealth, LLC12.9K$244K$18.9KAdded$18.9K
Blankinship & Foster, LLC12.8K$242.3K$18.8KAdded$18.8K
Arrowpoint Investment Partners (Singapore) Pte. Ltd.12.1K$230.1KNew
U.S. Capital Wealth Advisors, LLC12K$227.7K$17.6KAdded$17.8K
Lighthouse Investment Partners, LLC12K$227.3KNew
DRW Securities, LLC11.5K$218.7KNew
Advisors Asset Management, Inc.11K$208.3K$16.1KAdded$13.7K
Jain Global LLC10.8K$204.5KNew
EVOKE WEALTH, LLC10.7K$202.3K$15.7KAdded$8.97K
PSP Research LLC10.2K$193.8KNew
Willis Investment Counsel10K$189.6K$14.7KAdded$7.88K
Federation des caisses Desjardins du Quebec8.88K$168.4K$12.7KAdded$17.7K
SIMPLEX TRADING, LLC8.41K$159.5KNew
PRICE T ROWE ASSOCIATES INC /MD/8.28M$156.9K$12.2KCut−$6.96K
ROYAL BANK OF CANADA7.42K$141K$4.72KAdded$85K
MetLife Investment Management, LLC7.19K$136.2K$10.6KAdded$4.3K
Eurizon Capital SGR S.p.A.6.91K$131K$10.2KCut−$317.9K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM6.39K$121.2K$9.39KCut−$5.98K
OSAIC HOLDINGS, INC.5.4K$102.3K$7.77KAdded$9.98K
OSTERWEIS CAPITAL MANAGEMENT INC5K$94.8K$7.35KAdded$7.35K
FIFTH THIRD BANCORP3.73K$70.8K$4.41KAdded$18.3K
STRS OHIO2.79K$53K$4.11KAdded$4.04K
Truvestments Capital LLC2.6K$49.4K$3.83KAdded$3.83K
ADIRONDACK TRUST CO2.5K$47.4K$3.67KAdded$3.67K
NATIONAL BANK OF CANADA /FI/2.22K$42.2K$2.59KAdded$12.6K
Parallel Advisors, LLC2.14K$40.6K$73Added$39.7K
US BANCORP \DE\1.85K$35.1K$478Added$29.4K
Larson Financial Group LLC1.83K$34.8K$2.68KAdded$2.89K
GAMMA Investing LLC1.64K$31.1K$1.18KAdded$17K
PNC Financial Services Group, Inc.1.24K$23.6K$719Added$15K
CWM, LLC1.13K$21.4K$5.59KAdded$21.4K
Vermillion Wealth Management, Inc.1K$19K$741Added$10.1K
E Fund Management (Hong Kong) Co., Ltd.954$18.1KNew
JONES FINANCIAL COMPANIES LLLP1.04K$17.2K−$499Added$7.59K
Sterling Capital Management LLC836$15.9K$1.23KAdded$1.23K
Versant Capital Management, Inc831$15.8K$15Added$15.6K
Golden State Wealth Management, LLC828$15.7K$1.22KAdded$1.22K
Smartleaf Asset Management LLC662$11.2K−$323Added$135
HARBOUR INVESTMENTS, INC.520$9.86K$84Added$8.86K
LOS ANGELES CAPITAL MANAGEMENT LLC514$9.74KNew
Rosenberg Matthew Hamilton501$9.5K$737Added$737
LRI Investments, LLC500$9.48KNew
EverSource Wealth Advisors, LLC426$8.08K$204Added$5.65K
Sound Income Strategies, LLC410$7.76K$771Cut−$9.37K
AdvisorNet Financial, Inc353$6.69K$335Added$2.71K
FIL Ltd345$6.54KNew
MAI Capital Management297$5.63KNew
SBI Securities Co., Ltd.292$5.54K$424Added$481
WPG Advisers, LLC288$5.46K$423Added$423
NISA INVESTMENT ADVISORS, LLC276$5.23K$349Added$1.09K
Allworth Financial LP270$5.12K$101Added$3.91K
Western Wealth Management, LLC198$3.75KNew
IFP Advisors, Inc169$3.2K$248Cut−$74.3K
Pinnacle Wealth Planning Services, Inc.144$2.73KNew
Transamerica Financial Advisors, LLC115$2.18K$9Added$2.08K
Quent Capital, LLC105$1.99KNew
Arax Advisory Partners105$1.98K$131Added$339
SIGNATUREFD, LLC96$1.82K$115Added$456
Aster Capital Management (DIFC) Ltd91$1.75KNew
ELEVATION WEALTH PARTNERS, LLC91$1.73KNew
TOTH FINANCIAL ADVISORY CORP90$1.71K$132Added$132
Wealth Enhancement Trust Services, Inc.81$1.54KNew
TD PRIVATE CLIENT WEALTH LLC74$1.4K$109Added$109
SG Americas Securities, LLC53.5K$1.01K$23Added$742
Treasurer of the State of North Carolina50K$948$72Added$92
Handelsbanken Fonder AB44.6K$846$55Added$188
Marquette Asset Management, LLC44$835$41Added$345
CVA Family Office, LLC40$758$58Added$58
Golden State Equity Partners40$758New
Rockefeller Capital Management L.P.37$702New
Bell Investment Advisors, Inc33$626New
Horizon Investments, LLC28$531New
SHP Wealth Management25$474$15Added$299
UMB Bank, n.a.24$455New
Parkside Financial Bank & Trust20$380New
Q3 Asset Management19.9K$378$29Added$36
Stone House Investment Management, LLC18$341$9Added$236
TWIN PEAKS WEALTH ADVISORS, LLC12$228New
1015 Capital Partners, LLC10$190$2Added$173
Hughes Financial Services, LLC6$114$9Cut−$8
MV CAPITAL MANAGEMENT, INC.5$95New
MassMutual Private Wealth & Trust, FSB5$95New
Rakuten Securities, Inc.5$95$8Added$8
Activest Wealth Management3$57New
True Wealth Design, LLC3$57$5Cut−$48
ROTHSCHILD INVESTMENT LLC3$57$3Added$22
Cassaday & Co Wealth Management LLC2$38New
Keating Financial Advisory Services, Inc.2$38$2Added$21
Ball & Co Wealth Management Inc.1.5K$28New
Seneschal Advisors, LLC1$19$2Cut−$16
Ameritas Advisory Services, LLC1$19New
Root Financial Partners, LLC1$19$2Cut−$16
CX Institutional848$16New
Covestor Ltd360$7$0Cut−$5
BESSEMER GROUP INC135$3$1Cut−$14
NOMURA ASSET MANAGEMENT CO LTD0$0Held
Capital Advisors, Ltd. LLC1$0New

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.