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Institutional Ownership · SEC Form 13F

Who owns PHVS (PHVS)


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

111
Institutional holders
58,966,008
Shares held (tracked funds)

How the tape is positioned

31 tracked funds added or opened PHVS while 25 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

PHVS’s largest tracked holder by dollar value, GENERAL ATLANTIC, L.P., sizes it at 10.6% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 10.5pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in PHVS 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 110 tracked filers holding PHVS, 45 increased or opened the position and 42 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 PHVS 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 4

  • Foresite Capital Management V, LLC$5M
  • Jones Hill Capital LP$5M
  • DV Trading LLC$4M
  • DIADEMA PARTNERS LP$828K

Full exits 5

  • TWO SIGMA ADVISERS, LP$2M
  • JANE STREET GROUP, LLC$2M
  • SPHERA FUNDS MANAGEMENT LTD.$2M
  • MARSHALL WACE, LLP$883K
  • VANGUARD GROUP INC$536K

Largest adds

  • Polar Capital Holdings Plc$15M
  • Point72 Asset Management, L.P.$9M
  • Seven Fleet Capital Management LP$7M
  • WELLINGTON MANAGEMENT GROUP LLP$4M
  • GENERAL ATLANTIC, L.P.$4M
  • Sofinnova Investments, Inc.$2M

Largest trims

  • Octagon Capital Advisors LP$14M
  • PRICE T ROWE ASSOCIATES INC /MD/$14M
  • TWO SIGMA INVESTMENTS, LP$2M
  • MORGAN STANLEY$2M
  • Bain Capital Life Sciences Investors, LLC$2M
  • Cormorant Asset Management, LP$2M

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
GENERAL ATLANTIC, L.P.8,031,252$227M13.0%2026-Q1
FMR LLC trimmed6,284,472$178M10.2%2026-Q1
Foresite Capital Management IV, LLC4,778,581$135M7.7%2026-Q1
venBio Partners LLC4,639,304$131M7.5%2026-Q1
VIKING GLOBAL INVESTORS LP3,653,310$103M5.9%2026-Q1
EQT Fund Management S.a r.l.3,424,609$97M5.5%2026-Q1
DEERFIELD MANAGEMENT COMPANY, L.P.3,126,042$88M5.1%2026-Q1
Bain Capital Life Sciences Investors, LLC trimmed2,675,509$76M4.3%2026-Q1
WELLINGTON MANAGEMENT GROUP LLP added2,019,530$57M3.3%2026-Q1
Commodore Capital LP added1,918,970$54M3.1%2026-Q1
NOVO HOLDINGS A/S1,750,000$49M2.8%2026-Q1
Saturn V Capital Management LP added1,201,402$34M1.9%2026-Q1
Point72 Asset Management, L.P. added1,007,016$28M1.6%2026-Q1
Cormorant Asset Management, LP trimmed1,000,000$28M1.6%2026-Q1
Sofinnova Investments, Inc. added818,328$23M1.3%2026-Q1
5AM Venture Management, LLC797,600$23M1.3%2026-Q1
Polar Capital Holdings Plc added781,016$22M1.3%2026-Q1
BlackRock, Inc. added757,213$21M1.2%2026-Q1
Soleus Capital Management, L.P.702,052$20M1.1%2026-Q1
Rock Springs Capital Management LP added645,533$18M1.0%2026-Q1
Kynam Capital Management, LP640,395$18M1.0%2026-Q1
Patient Square Capital LP trimmed493,000$14M0.8%2026-Q1
Ikarian Capital, LLC486,856$14M0.8%2026-Q1
Elmind Capital, LP475,750$13M0.8%2026-Q1
BALYASNY ASSET MANAGEMENT L.P. trimmed462,251$13M0.7%2026-Q1
PRICE T ROWE ASSOCIATES INC /MD/ trimmed442,256$12M0.7%2026-Q1
Eversept Partners, LP trimmed406,960$11M0.7%2026-Q1
BAKER BROS. ADVISORS LP375,000$11M0.6%2026-Q1
D. E. Shaw & Co., Inc. added321,157$9M0.5%2026-Q1
Tetragon Partners GP Ltd added221,611$6M0.4%2026-Q1
ORBIMED ADVISORS LLC205,400$6M0.3%2026-Q1
Kalehua Capital Management LLC198,772$6M0.3%2026-Q1
Foresite Capital Management V, LLC added194,125$5M0.3%2026-Q1
MILLENNIUM MANAGEMENT LLC trimmed181,946$5M0.3%2026-Q1
Seven Fleet Capital Management LP added172,731$5M0.3%2026-Q1
CITADEL ADVISORS LLC added168,630$5M0.3%2026-Q1
Jones Hill Capital LP new167,014$5M0.3%2026-Q1
Octagon Capital Advisors LP trimmed165,000$5M0.3%2026-Q1
MORGAN STANLEY trimmed164,323$5M0.3%2026-Q1
BOOTHBAY FUND MANAGEMENT, LLC157,117$4M0.3%2026-Q1
STATE STREET CORP trimmed152,945$4M0.2%2026-Q1
SCHRODER INVESTMENT MANAGEMENT GROUP158,019$4M0.2%2026-Q1
DV Trading LLC new143,966$4M0.2%2026-Q1
GOLDMAN SACHS GROUP INC trimmed142,929$4M0.2%2026-Q1
TWO SIGMA INVESTMENTS, LP trimmed126,076$4M0.2%2026-Q1
Alyeska Investment Group, L.P.125,000$4M0.2%2026-Q1
ADAR1 Capital Management, LLC added105,528$3M0.2%2026-Q1
HighVista Strategies LLC trimmed97,866$3M0.2%2026-Q1
Squarepoint Ops LLC trimmed96,384$3M0.2%2026-Q1
GEODE CAPITAL MANAGEMENT, LLC added89,129$3M0.1%2026-Q1
STEMPOINT CAPITAL LP added86,637$2M0.1%2026-Q1
NORTHERN TRUST CORP added83,468$2M0.1%2026-Q1
GREAT POINT PARTNERS LLC82,800$2M0.1%2026-Q1
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC trimmed77,646$2M0.1%2026-Q1
UBS Group AG trimmed71,941$2M0.1%2026-Q1
Qube Research & Technologies Ltd added71,210$2M0.1%2026-Q1
Trexquant Investment LP trimmed66,121$2M0.1%2026-Q1
Logos Global Management LP trimmed65,000$2M0.1%2026-Q1
XTX Topco Ltd added54,931$2M0.1%2026-Q1
TD Asset Management Inc trimmed54,826$2M0.1%2026-Q1
DEUTSCHE BANK AG\ trimmed53,722$2M0.1%2026-Q1
ALPS ADVISORS INC trimmed52,148$1M0.1%2026-Q1
SUSQUEHANNA INTERNATIONAL GROUP, LLP trimmed44,974$1M0.1%2026-Q1
Swiss National Bank44,757$1M0.1%2026-Q1
MANUFACTURERS LIFE INSURANCE COMPANY, THE trimmed44,195$1M0.1%2026-Q1
Amundi added30,952$874K0.1%2026-Q1
TUDOR INVESTMENT CORP ET AL trimmed30,902$873K0.0%2026-Q1
Birchview Capital, LP29,847$843K0.0%2026-Q1
DIADEMA PARTNERS LP new29,321$828K0.0%2026-Q1
SummitTX Capital, L.P. added29,184$824K0.0%2026-Q1
HRT FINANCIAL LP added27,624$780K0.0%2026-Q1
Legal & General Group Plc added26,776$756K0.0%2026-Q1
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM added24,153$682K0.0%2026-Q1
Palumbo Wealth Management LLC added20,608$582K0.0%2026-Q1
PSP Research LLC trimmed20,000$565K0.0%2026-Q1
Jump Financial, LLC trimmed19,500$551K0.0%2026-Q1
JPMORGAN CHASE & CO trimmed20,005$546K0.0%2026-Q1
Nuveen, LLC17,007$480K0.0%2026-Q1
BANK OF AMERICA CORP /DE/ trimmed15,645$442K0.0%2026-Q1
VANGUARD ASSET MANAGEMENT, Ltd new15,060$425K0.0%2026-Q1
Quadrature Capital Ltd trimmed13,723$388K0.0%2026-Q1
ExodusPoint Capital Management, LP new13,470$381K0.0%2026-Q1
OCCUDO QUANTITATIVE STRATEGIES LP trimmed11,364$352K0.0%2026-Q1
China Universal Asset Management Co., Ltd. added11,367$321K0.0%2026-Q1
Virtus Investment Advisers, LLC added11,286$319K0.0%2026-Q1
NANO CAP NEW MILLENNIUM GROWTH FUND L P added10,000$282K0.0%2026-Q1
Atom Investors LP new9,100$257K0.0%2026-Q1
Paradigm Biocapital Advisors LP added1,835,494$46M2.6%2025-Q3 stale
VR ADVISER, LLC trimmed674,599$17M1.0%2025-Q3 stale
Integral Health Asset Management, LLC new200,000$5M0.3%2025-Q3 stale
SILVERARC CAPITAL MANAGEMENT, LLC trimmed183,903$5M0.3%2025-Q3 stale
Rosalind Advisors, Inc.223,627$4M0.2%2025-Q2 stale
Woodline Partners LP added100,000$2M0.1%2025-Q3 stale
TWO SIGMA ADVISERS, LP new89,600$2M0.1%2025-Q4 stale
JANE STREET GROUP, LLC added73,111$2M0.1%2025-Q4 stale
SPHERA FUNDS MANAGEMENT LTD. trimmed63,953$2M0.1%2025-Q4 stale
MARSHALL WACE, LLP added31,832$883K0.1%2025-Q4 stale
VANGUARD GROUP INC19,310$536K0.0%2025-Q4 stale
Verition Fund Management LLC new17,898$497K0.0%2025-Q4 stale
Cubist Systematic Strategies, LLC added11,639$290K0.0%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