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Institutional Ownership · SEC Form 13F

Who owns GNTX (GNTX)


Which tracked institutional funds hold GNTX, how they are positioned, and who is buying versus exiting — from SEC Form 13F-HR filings. See GNTX company fundamentals →

Ownership as of the 2026-Q1 13F filings. 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

502
Institutional holders
198,719,684
Shares held (tracked funds)
92.2%
Of shares outstanding

How the tape is positioned

84 tracked funds added or opened GNTX while 138 trimmed or exited it between 2025-Q4 and 2026-Q1 — the tape is split. When large holders disagree on a name, the funds moving first are sometimes ahead of the story.

A prompt to read the filings, not a verdict. 13F is a quarter-end snapshot disclosed up to 45 days late; a fund adds or exits for mandate, benchmark, and timing reasons that have nothing to do with a view on the stock. This is a starting question, not a signal to trade.

Conviction spread

GNTX’s largest tracked holder by dollar value, VANGUARD GROUP INC, sizes it at 0.0% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 0.0pp gap the other way — the median holder sizes GNTX more heavily than its largest holder by dollar value does.

Book-share is each fund’s reported value in GNTX divided by its whole reported 13F book, so it is comparable across funds of different sizes and is unaffected by stock splits. A higher share means a fund has committed more of its book to the name — a starting question about conviction, not a verdict or a signal to trade.

Institutional & insider positioning

Between 2025-Q4 and 2026-Q1, across 502 tracked filers holding GNTX, 260 increased or opened the position and 264 reduced or closed it; over the same quarter, open-market insider Form 4 buying and selling roughly offset.

This fuses two public signals for the same quarter — how tracked institutions changed their positions and whether insiders bought or sold in the open market. It describes what was filed; it is a starting question, not a verdict or a signal to trade.

New buyers & exits

Funds opening or closing a position in GNTX between the 2025-Q4 and 2026-Q1 13F filings, and the largest changes among funds holding it in both. New buyers and exits are counted on fund presence (split-invariant); adds and trims are measured on reported value.

New buyers 19

  • VANGUARD PORTFOLIO MANAGEMENT LLC$224M
  • VANGUARD CAPITAL MANAGEMENT LLC$212M
  • BALYASNY ASSET MANAGEMENT L.P.$30M
  • VANGUARD FIDUCIARY TRUST CO$30M
  • FORT WASHINGTON INVESTMENT ADVISORS INC /OH/$22M
  • VANGUARD ASSET MANAGEMENT, Ltd$4M

Full exits 34

  • VANGUARD GROUP INC$494M
  • TD Asset Management Inc$60M
  • Covalis Capital LLP$40M
  • Epoch Investment Partners, Inc.$34M
  • Global Alpha Capital Management Ltd.$16M
  • Woodline Partners LP$8M

Largest adds

  • GOLDMAN SACHS GROUP INC$44M
  • SEIZERT CAPITAL PARTNERS, LLC$37M
  • XXEC, Inc.$30M
  • Gotham Asset Management, LLC$16M
  • Caisse de depot et placement du Quebec$11M
  • AQR CAPITAL MANAGEMENT LLC$9M

Largest trims

  • JPMORGAN CHASE & CO$78M
  • BlackRock, Inc.$73M
  • NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO$46M
  • Bridgewater Associates, LP$30M
  • LOS ANGELES CAPITAL MANAGEMENT LLC$19M
  • BANK OF MONTREAL /CAN/$18M

Institutional holders

One row per tracked fund, largest reported value first. “% of value” is the fund’s share of this security’s tracked institutional value — not of shares outstanding. Rows marked stale are from an earlier filing than the security’s latest quarter — that fund is absent from the newest snapshot (position exited, or reported under a different name).

FundSharesReported value% of valueQuarter
BlackRock, Inc. trimmed18,489,444$404M8.0%2026-Q1
AMERICAN CENTURY COMPANIES INC added10,603,336$232M4.6%2026-Q1
VANGUARD PORTFOLIO MANAGEMENT LLC new10,259,250$224M4.5%2026-Q1
VANGUARD CAPITAL MANAGEMENT LLC new9,701,341$212M4.2%2026-Q1
ARIEL INVESTMENTS, LLC added8,342,402$182M3.6%2026-Q1
DIMENSIONAL FUND ADVISORS LP added7,463,299$163M3.2%2026-Q1
BANK OF MONTREAL /CAN/ trimmed7,398,009$162M3.2%2026-Q1
FULLER & THALER ASSET MANAGEMENT, INC. added7,108,679$155M3.1%2026-Q1
STATE STREET CORP added7,081,099$155M3.1%2026-Q1
GEODE CAPITAL MANAGEMENT, LLC added6,009,747$131M2.6%2026-Q1
Boston Partners trimmed5,690,036$124M2.5%2026-Q1
DISCIPLINED GROWTH INVESTORS INC /MN trimmed4,519,708$99M2.0%2026-Q1
Caisse de depot et placement du Quebec added3,839,952$84M1.7%2026-Q1
GOLDMAN SACHS GROUP INC added3,775,240$82M1.6%2026-Q1
MORGAN STANLEY trimmed3,046,662$67M1.3%2026-Q1
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP added2,995,044$65M1.3%2026-Q1
CHARLES SCHWAB INVESTMENT MANAGEMENT INC added2,437,874$53M1.1%2026-Q1
NORGES BANK trimmed2,170,155$51M1.0%2026-Q1
WELLINGTON MANAGEMENT GROUP LLP trimmed2,240,993$49M1.0%2026-Q1
NORTHERN TRUST CORP added2,169,968$47M0.9%2026-Q1
Bank of New York Mellon Corp trimmed2,108,700$46M0.9%2026-Q1
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC trimmed2,074,423$45M0.9%2026-Q1
SEIZERT CAPITAL PARTNERS, LLC added1,988,653$43M0.9%2026-Q1
MILLENNIUM MANAGEMENT LLC added1,884,412$41M0.8%2026-Q1
WEST MICHIGAN ADVISORS, LLC added1,792,935$39M0.8%2026-Q1
XXEC, Inc. added1,541,062$37M0.7%2026-Q1
JPMORGAN CHASE & CO trimmed1,581,300$34M0.7%2026-Q1
RENAISSANCE TECHNOLOGIES LLC trimmed1,509,752$33M0.7%2026-Q1
UBS Group AG trimmed1,509,382$33M0.7%2026-Q1
BANK OF AMERICA CORP /DE/ added1,507,052$33M0.7%2026-Q1
VOLORIDGE INVESTMENT MANAGEMENT, LLC added1,470,576$32M0.6%2026-Q1
BALYASNY ASSET MANAGEMENT L.P. added1,377,811$30M0.6%2026-Q1
VANGUARD FIDUCIARY TRUST CO new1,363,425$30M0.6%2026-Q1
Gotham Asset Management, LLC added1,292,588$28M0.6%2026-Q1
CITADEL ADVISORS LLC trimmed1,224,623$27M0.5%2026-Q1
FIRST TRUST ADVISORS LP added1,155,278$25M0.5%2026-Q1
Qube Research & Technologies Ltd trimmed1,109,962$24M0.5%2026-Q1
Janney Montgomery Scott LLC added1,036,453$23M0.5%2026-Q1
EUBEL BRADY & SUTTMAN ASSET MANAGEMENT INC added1,027,500$22M0.4%2026-Q1
FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ added1,019,037$22M0.4%2026-Q1
Freestone Grove Partners LP added991,846$22M0.4%2026-Q1
AMERIPRISE FINANCIAL INC trimmed964,126$21M0.4%2026-Q1
RAYMOND JAMES FINANCIAL INC added919,000$20M0.4%2026-Q1
Pacer Advisors, Inc. added882,950$20M0.4%2026-Q1
Triodos Investment Management BV801,000$18M0.3%2026-Q1
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. added775,438$17M0.3%2026-Q1
Retirement Systems of Alabama added693,276$15M0.3%2026-Q1
RHUMBLINE ADVISERS trimmed684,068$15M0.3%2026-Q1
AQR CAPITAL MANAGEMENT LLC added652,692$14M0.3%2026-Q1
CIDEL ASSET MANAGEMENT INC added647,425$14M0.3%2026-Q1
ALPS ADVISORS INC trimmed641,612$14M0.3%2026-Q1
Trexquant Investment LP added641,607$14M0.3%2026-Q1
Leeward Investments, LLC - MA trimmed637,042$14M0.3%2026-Q1
SCHWERIN BOYLE CAPITAL MANAGEMENT INC trimmed621,286$14M0.3%2026-Q1
SPEECE THORSON CAPITAL GROUP INC trimmed608,982$13M0.3%2026-Q1
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC trimmed578,544$13M0.3%2026-Q1
Public Sector Pension Investment Board added562,051$12M0.2%2026-Q1
Quantinno Capital Management LP trimmed555,277$12M0.2%2026-Q1
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC added552,272$12M0.2%2026-Q1
AMERICAN CAPITAL MANAGEMENT INC trimmed534,356$12M0.2%2026-Q1
BARCLAYS PLC added518,373$11M0.2%2026-Q1
PRINCIPAL FINANCIAL GROUP INC added488,743$11M0.2%2026-Q1
Connor, Clark & Lunn Investment Management Ltd. trimmed457,874$10M0.2%2026-Q1
California Public Employees Retirement System added455,660$10M0.2%2026-Q1
Nuveen, LLC added449,135$10M0.2%2026-Q1
Hendershot Investments Inc. trimmed441,908$10M0.2%2026-Q1
Invesco Ltd. trimmed439,197$10M0.2%2026-Q1
Swiss National Bank432,800$9M0.2%2026-Q1
THOMPSON SIEGEL & WALMSLEY LLC added423,477$9M0.2%2026-Q1
South Dakota Investment Council added421,137$9M0.2%2026-Q1
RICE HALL JAMES & ASSOCIATES, LLC added413,819$9M0.2%2026-Q1
ROYCE & ASSOCIATES LP added403,360$9M0.2%2026-Q1
DekaBank Deutsche Girozentrale375,336$8M0.2%2026-Q1
SYSTEMATIC FINANCIAL MANAGEMENT LP trimmed364,323$8M0.2%2026-Q1
Man Group plc trimmed362,305$8M0.2%2026-Q1
Well Done, LLC trimmed357,699$8M0.2%2026-Q1
Creative Planning added354,986$8M0.2%2026-Q1
Leith Wheeler Investment Counsel Ltd. added347,178$8M0.2%2026-Q1
TEACHER RETIREMENT SYSTEM OF TEXAS added339,723$7M0.1%2026-Q1
Chevy Chase Trust Holdings, LLC added332,736$7M0.1%2026-Q1
Legal & General Group Plc trimmed332,544$7M0.1%2026-Q1
VANGUARD GROUP INC trimmed21,210,130$494M9.8%2025-Q4 stale
Burgundy Asset Management Ltd. trimmed7,923,912$222M4.4%2025-Q3 stale
Beutel, Goodman & Co Ltd. added6,066,958$141M2.8%2025-Q1 stale
TD Asset Management Inc trimmed2,587,362$60M1.2%2025-Q4 stale
Covalis Capital LLP added1,734,804$40M0.8%2025-Q4 stale
Epoch Investment Partners, Inc. trimmed1,481,131$34M0.7%2025-Q4 stale
DEPRINCE RACE & ZOLLO INC added928,729$26M0.5%2025-Q3 stale
SCHARF INVESTMENTS, LLC trimmed1,041,148$24M0.5%2025-Q1 stale
Global Alpha Capital Management Ltd. trimmed708,431$16M0.3%2025-Q4 stale
ADAGE CAPITAL PARTNERS GP, L.L.C.550,000$13M0.3%2025-Q1 stale
Thematics Asset Management trimmed406,120$9M0.2%2025-Q1 stale
Touchstone Capital, Inc. added330,412$9M0.2%2025-Q3 stale
WEDGE CAPITAL MANAGEMENT L L P/NC added389,796$9M0.2%2025-Q1 stale
MARSHALL WACE, LLP added305,890$9M0.2%2025-Q3 stale
Woodline Partners LP trimmed355,256$8M0.2%2025-Q4 stale
Clark Capital Management Group, Inc. added289,014$8M0.2%2025-Q3 stale
NORTH POINT PORTFOLIO MANAGERS CORP/OH trimmed324,273$8M0.2%2025-Q4 stale
TUDOR INVESTMENT CORP ET AL added323,434$8M0.1%2025-Q4 stale
SEGALL BRYANT & HAMILL, LLC trimmed257,822$7M0.1%2025-Q3 stale

Ownership over time

Tracked institutional holder count and total shares held by filing quarter (independent scales). The curated-era tail and any mid-ingest latest quarter are handled honestly — a partial quarter is not drawn as a collapse.

HoldersTotal shares

Reading this table

Funds hold the same stock for different reasons — an index fund “holds” almost everything, an active manager sizes a name to a mandate and a benchmark, and each fund entered at its own price and time. Because 13F is filed up to 45 days after quarter-end, every row is a backward-looking snapshot; a manager may have traded since. Share-class siblings (a company’s A and C shares) are rolled up to one line so a dual-class name is never double-counted. Compare like-for-like. A large holder is not an endorsement, and a fund exiting is not a warning — this is a starting question, not a verdict.

About 13F filings

A Form 13F is a quarterly disclosure that institutional investment managers with over $100 million in US-listed equities must file with the SEC. In plain English: it is a snapshot of the long stock positions a fund held at the end of a quarter. It covers long US-listed equities only — not short positions, options, cash, or private holdings — and the funds shown are the large sample we track, not the complete 13F universe.

Learn how to read institutional ownership