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Institutional Ownership · SEC Form 13F

Who owns Fulgent Genetics, Inc. (FLGT)


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

Ownership as of the 2026-Q1 13F filings (latest filed 2026-05-18). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

157
Institutional holders
17M
Shares held (tracked funds)
56.1%
Of shares outstanding

How the tape is positioned

21 tracked funds added or opened FLGT while 60 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

FLGT’s largest tracked holder by dollar value, BlackRock, 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 FLGT more heavily than its largest holder by dollar value does.

Book-share is each fund’s reported value in FLGT 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 157 tracked filers holding FLGT, 78 increased or opened the position and 106 reduced or closed it; over the same quarter, there were no open-market insider Form 4s.

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 FLGT 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 10

  • VANGUARD CAPITAL MANAGEMENT LLC$14M
  • Invenomic Capital Management LP$10M
  • JACOBS LEVY EQUITY MANAGEMENT, INC$6M
  • VANGUARD PORTFOLIO MANAGEMENT LLC$3M
  • Medina Value Partners, LLC$3M
  • VANGUARD FIDUCIARY TRUST CO$2M

Full exits 14

  • VANGUARD GROUP INC$29M
  • Qube Research & Technologies Ltd$8M
  • Point72 Asset Management, L.P.$6M
  • TWO SIGMA ADVISERS, LP$5M
  • JANE STREET GROUP, LLC$4M
  • Trexquant Investment LP$4M

Largest adds

  • RTW INVESTMENTS, LP$2M
  • UBS Group AG$2M
  • Quantinno Capital Management LP$1M
  • Almitas Capital LLC$1M
  • XTX Topco Ltd$888K
  • JPMORGAN CHASE & CO$625K

Largest trims

  • NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO$63M
  • BlackRock, Inc.$34M
  • MILLENNIUM MANAGEMENT LLC$18M
  • DIMENSIONAL FUND ADVISORS LP$13M
  • ACADIAN ASSET MANAGEMENT LLC$12M
  • D. E. Shaw & Co., Inc.$11M

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. trimmed2,774,519$44M12.4%2026-Q1
RTW INVESTMENTS, LP added1,289,000$20M5.8%2026-Q1
ACADIAN ASSET MANAGEMENT LLC added1,233,951$20M5.5%2026-Q1
VANGUARD CAPITAL MANAGEMENT LLC new880,150$14M3.9%2026-Q1
DIMENSIONAL FUND ADVISORS LP trimmed671,664$11M3.0%2026-Q1
Invenomic Capital Management LP added610,318$10M2.7%2026-Q1
GEODE CAPITAL MANAGEMENT, LLC added584,207$9M2.6%2026-Q1
AMERIPRISE FINANCIAL INC added563,375$9M2.5%2026-Q1
STATE STREET CORP added529,399$8M2.4%2026-Q1
D. E. Shaw & Co., Inc. trimmed486,770$8M2.2%2026-Q1
JPMORGAN CHASE & CO added460,363$7M2.0%2026-Q1
MILLENNIUM MANAGEMENT LLC trimmed401,819$6M1.8%2026-Q1
Diametric Capital, LP added361,046$6M1.6%2026-Q1
JACOBS LEVY EQUITY MANAGEMENT, INC new356,359$6M1.6%2026-Q1
CHARLES SCHWAB INVESTMENT MANAGEMENT INC trimmed354,184$6M1.6%2026-Q1
DEUTSCHE BANK AG\ trimmed325,446$5M1.5%2026-Q1
TWO SIGMA INVESTMENTS, LP added322,189$5M1.4%2026-Q1
GOLDMAN SACHS GROUP INC trimmed311,423$5M1.4%2026-Q1
Connor, Clark & Lunn Investment Management Ltd. trimmed302,564$5M1.4%2026-Q1
UBS Group AG added240,759$4M1.1%2026-Q1
Peapod Lane Capital LLC added220,627$3M1.0%2026-Q1
VANGUARD PORTFOLIO MANAGEMENT LLC new215,854$3M1.0%2026-Q1
MORGAN STANLEY trimmed192,403$3M0.9%2026-Q1
NORTHERN TRUST CORP added182,113$3M0.8%2026-Q1
Allianz Asset Management GmbH added181,922$3M0.8%2026-Q1
Medina Value Partners, LLC new170,069$3M0.8%2026-Q1
WELLS FARGO & COMPANY/MN added147,135$2M0.7%2026-Q1
BARCLAYS PLC trimmed141,011$2M0.6%2026-Q1
Quantinno Capital Management LP added137,479$2M0.6%2026-Q1
VANGUARD FIDUCIARY TRUST CO new129,465$2M0.6%2026-Q1
TCW GROUP INC trimmed126,600$2M0.6%2026-Q1
BANK OF AMERICA CORP /DE/ trimmed120,583$2M0.5%2026-Q1
Portolan Capital Management, LLC trimmed106,642$2M0.5%2026-Q1
Almitas Capital LLC added104,797$2M0.5%2026-Q1
Nuveen, LLC trimmed104,049$2M0.5%2026-Q1
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC added101,303$2M0.5%2026-Q1
Russell Investments Group, Ltd. added93,481$1M0.4%2026-Q1
XTX Topco Ltd added92,499$1M0.4%2026-Q1
Hennion & Walsh Asset Management, Inc. added84,010$1M0.4%2026-Q1
Bank of New York Mellon Corp trimmed76,294$1M0.3%2026-Q1
SEI INVESTMENTS CO trimmed74,232$1M0.3%2026-Q1
Jump Financial, LLC added71,839$1M0.3%2026-Q1
Corient Private Wealth LLC new69,655$1M0.3%2026-Q1
Y-Intercept (Hong Kong) Ltd added67,697$1M0.3%2026-Q1
HSBC HOLDINGS PLC added65,174$1M0.3%2026-Q1
TUDOR INVESTMENT CORP ET AL trimmed64,087$1M0.3%2026-Q1
Invesco Ltd. trimmed56,980$906K0.3%2026-Q1
PRELUDE CAPITAL MANAGEMENT, LLC added56,309$895K0.3%2026-Q1
AMERICAN CENTURY COMPANIES INC trimmed53,941$858K0.2%2026-Q1
CITADEL ADVISORS LLC trimmed52,948$842K0.2%2026-Q1
Squarepoint Ops LLC trimmed52,534$835K0.2%2026-Q1
FEDERATED HERMES, INC. added49,207$782K0.2%2026-Q1
HRT FINANCIAL LP trimmed46,448$738K0.2%2026-Q1
MOORE CAPITAL MANAGEMENT, LP new46,124$733K0.2%2026-Q1
LEVIN CAPITAL STRATEGIES, L.P. new43,234$687K0.2%2026-Q1
Amundi added41,596$661K0.2%2026-Q1
Swiss National Bank39,200$623K0.2%2026-Q1
SUSQUEHANNA INTERNATIONAL GROUP, LLP added38,078$605K0.2%2026-Q1
Counterpoint Mutual Funds LLC added34,306$545K0.2%2026-Q1
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO added33,739$536K0.2%2026-Q1
BNP PARIBAS FINANCIAL MARKETS trimmed29,424$468K0.1%2026-Q1
AQR CAPITAL MANAGEMENT LLC trimmed28,935$460K0.1%2026-Q1
Susquehanna Portfolio Strategies, LLC trimmed28,859$459K0.1%2026-Q1
RHUMBLINE ADVISERS trimmed27,145$432K0.1%2026-Q1
PRICE T ROWE ASSOCIATES INC /MD/ added26,674$425K0.1%2026-Q1
ALLIANCEBERNSTEIN L.P. trimmed16,021$421K0.1%2026-Q1
ALPS ADVISORS INC added25,422$404K0.1%2026-Q1
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. added24,640$392K0.1%2026-Q1
Aquatic Capital Management LLC added23,173$368K0.1%2026-Q1
Headlands Technologies LLC added22,349$355K0.1%2026-Q1
VANGUARD GROUP INC trimmed1,099,775$29M8.1%2025-Q4 stale
Park West Asset Management LLC trimmed447,942$8M2.1%2025-Q1 stale
Qube Research & Technologies Ltd added286,511$8M2.1%2025-Q4 stale
Point72 Asset Management, L.P. trimmed236,954$6M1.7%2025-Q4 stale
TWO SIGMA ADVISERS, LP added193,500$5M1.4%2025-Q4 stale
JANE STREET GROUP, LLC added149,988$4M1.1%2025-Q4 stale
Trexquant Investment LP trimmed140,735$4M1.0%2025-Q4 stale
Brandywine Global Investment Management, LLC trimmed125,210$3M0.9%2025-Q4 stale
Cubist Systematic Strategies, LLC trimmed122,750$3M0.8%2025-Q3 stale
NORGES BANK trimmed109,102$2M0.7%2025-Q1 stale
Walleye Capital LLC added64,800$1M0.4%2025-Q3 stale
CAXTON ASSOCIATES LLP trimmed54,250$1M0.3%2025-Q3 stale
AlphaQuest LLC added39,521$1M0.3%2025-Q4 stale
Schonfeld Strategic Advisors LLC trimmed30,503$801K0.2%2025-Q4 stale
Nebula Research & Development LLC added37,902$753K0.2%2025-Q2 stale
Campbell & CO Investment Adviser LLC added27,014$710K0.2%2025-Q4 stale
Verition Fund Management LLC trimmed26,087$685K0.2%2025-Q4 stale
VIRGINIA RETIREMENT SYSTEMS ET Al trimmed25,613$673K0.2%2025-Q4 stale
EASTERLY INVESTMENT PARTNERS LLC added29,619$669K0.2%2025-Q3 stale
STRS OHIO added22,900$602K0.2%2025-Q4 stale
GSA CAPITAL PARTNERS LLP trimmed20,287$533K0.1%2025-Q4 stale
Brevan Howard Capital Management LP trimmed22,541$509K0.1%2025-Q3 stale
PANAGORA ASSET MANAGEMENT INC18,988$499K0.1%2025-Q4 stale
Engineers Gate Manager LP added16,994$446K0.1%2025-Q4 stale
BRIDGEWAY CAPITAL MANAGEMENT, LLC trimmed25,378$429K0.1%2025-Q1 stale
Atom Investors LP added18,965$429K0.1%2025-Q3 stale
Empowered Funds, LLC trimmed22,670$383K0.1%2025-Q1 stale
ExodusPoint Capital Management, LP trimmed13,975$367K0.1%2025-Q4 stale
ALGERT GLOBAL LLC trimmed13,695$360K0.1%2025-Q4 stale
Numerai GP LLC new20,788$351K0.1%2025-Q1 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