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Institutional Ownership · SEC Form 13F

Who owns Century Therapeutics (IPSC)


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

Ownership as of the 2026-Q2 13F filings (latest filed 2026-09-22). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

95
Institutional holders
158M
Shares held (tracked funds)

How the tape is positioned

The tracked-fund tape on IPSC is one-sided between 2026-Q1 and 2026-Q2: 31 added or opened and 4 trimmed or exited — on balance accumulating.

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

IPSC’s largest tracked holder by dollar value, RA CAPITAL MANAGEMENT, L.P., sizes it at 0.4% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 0.4pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in IPSC 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 2026-Q1 and 2026-Q2, across 95 tracked filers holding IPSC, 63 increased or opened the position and 23 reduced or closed it; over the same quarter, open-market insider Form 4s were net sales.

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 IPSC between the 2026-Q1 and 2026-Q2 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 3

  • STEMPOINT CAPITAL LP$5M
  • DV Trading LLC$3M
  • VANGUARD PORTFOLIO MANAGEMENT LLC$2M

Full exits 2

  • Syncona Portfolio Ltd$3M
  • ACADIAN ASSET MANAGEMENT LLC$627K

Largest adds

  • BlackRock, Inc.$16M
  • Trails Edge Capital Partners, LP$5M
  • TCG Crossover Management, LLC$4M
  • GEODE CAPITAL MANAGEMENT, LLC$4M
  • Seven Fleet Capital Management LP$4M
  • STATE STREET CORP$4M

Largest trims

  • Point72 Asset Management, L.P.$1M
  • MILLENNIUM MANAGEMENT LLC$270K

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
RA CAPITAL MANAGEMENT, L.P.17,754,430$43M11.0%2026-Q2
TCG Crossover Management, LLC17,754,430$43M11.0%2026-Q2
Versant Venture Management, LLC12,166,109$30M7.5%2026-Q2
Deep Track Capital, LP trimmed9,462,645$23M5.9%2026-Q2
Venrock Adviser, LLC8,695,652$21M5.4%2026-Q2
Commodore Capital LP8,695,652$21M5.4%2026-Q2
RTW INVESTMENTS, LP8,695,652$21M5.4%2026-Q2
BlackRock, Inc. added8,091,768$20M5.0%2026-Q2
VANGUARD CAPITAL MANAGEMENT LLC added5,703,680$14M3.5%2026-Q2
BALYASNY ASSET MANAGEMENT L.P. added5,522,944$14M3.4%2026-Q2
Point72 Asset Management, L.P. trimmed4,980,526$12M3.1%2026-Q2
Seven Fleet Capital Management LP added4,347,826$11M2.7%2026-Q2
Woodline Partners LP added4,257,530$10M2.6%2026-Q2
MILLENNIUM MANAGEMENT LLC trimmed4,194,981$10M2.6%2026-Q2
Trails Edge Capital Partners, LP added4,134,969$10M2.6%2026-Q2
Spruce Street Capital LP4,059,054$10M2.5%2026-Q2
ADAGE CAPITAL PARTNERS GP, L.L.C.3,789,538$9M2.4%2026-Q2
GEODE CAPITAL MANAGEMENT, LLC added2,979,529$7M1.8%2026-Q2
TWO SIGMA INVESTMENTS, LP added2,699,013$7M1.7%2026-Q2
DAFNA Capital Management LLC trimmed2,400,458$6M1.5%2026-Q2
STEMPOINT CAPITAL LP new2,146,182$5M1.3%2026-Q2
STATE STREET CORP added1,843,154$5M1.1%2026-Q2
NORTHERN TRUST CORP added1,593,944$4M1.0%2026-Q2
DV Trading LLC new1,400,000$3M0.9%2026-Q2
Rock Springs Capital Management LP1,304,347$3M0.8%2026-Q2
RENAISSANCE TECHNOLOGIES LLC added1,257,700$3M0.8%2026-Q2
Casdin Capital, LLC1,228,190$3M0.8%2026-Q2
VANGUARD PORTFOLIO MANAGEMENT LLC new1,015,383$2M0.6%2026-Q2
VANGUARD FIDUCIARY TRUST CO added737,522$2M0.5%2026-Q2
MARSHALL WACE, LLP trimmed537,994$1M0.3%2026-Q2
Invesco Ltd. added381,419$934K0.2%2026-Q2
CHARLES SCHWAB INVESTMENT MANAGEMENT INC added378,867$928K0.2%2026-Q2
Bank of New York Mellon Corp added299,014$733K0.2%2026-Q2
DIMENSIONAL FUND ADVISORS LP added271,492$665K0.2%2026-Q2
UBS Group AG added232,409$569K0.1%2026-Q2
AMERICAN CENTURY COMPANIES INC added174,062$426K0.1%2026-Q2
Nuveen, LLC added163,592$401K0.1%2026-Q2
BANK OF AMERICA CORP /DE/ added158,893$389K0.1%2026-Q2
GOLDMAN SACHS GROUP INC trimmed150,433$369K0.1%2026-Q2
WELLS FARGO & COMPANY/MN added148,915$365K0.1%2026-Q2
RHUMBLINE ADVISERS added128,404$315K0.1%2026-Q2
CITADEL ADVISORS LLC trimmed126,470$310K0.1%2026-Q2
DEUTSCHE BANK AG\ added120,234$295K0.1%2026-Q2
SUSQUEHANNA INTERNATIONAL GROUP, LLP trimmed115,792$284K0.1%2026-Q2
PRICE T ROWE ASSOCIATES INC /MD/ added101,164$248K0.1%2026-Q2
RAYMOND JAMES FINANCIAL INC91,323$224K0.1%2026-Q2
Squarepoint Ops LLC trimmed90,149$221K0.1%2026-Q2
WELLINGTON MANAGEMENT GROUP LLP trimmed81,900$201K0.1%2026-Q2
MetLife Investment Management, LLC new76,271$187K0.0%2026-Q2
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC added77,830$175K0.0%2026-Q2
AXQ CAPITAL, LP new59,056$145K0.0%2026-Q2
Spark Investment Management LLC new59,000$145K0.0%2026-Q2
CITIGROUP INC added57,001$140K0.0%2026-Q2
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. added56,510$138K0.0%2026-Q2
JPMORGAN CHASE & CO added51,208$123K0.0%2026-Q2
Verdad Advisers, LP new46,200$113K0.0%2026-Q2
Quadrature Capital Ltd new45,890$112K0.0%2026-Q2
Vanguard Global Advisers, LLC44,616$109K0.0%2026-Q2
Legal & General Group Plc added43,960$108K0.0%2026-Q2
MORGAN STANLEY added38,454$94K0.0%2026-Q2
Police & Firemen's Retirement System of New Jersey new36,349$89K0.0%2026-Q2
MANUFACTURERS LIFE INSURANCE COMPANY, THE new34,602$85K0.0%2026-Q2
State of Wyoming new33,425$82K0.0%2026-Q2
HarbourVest Partners LLC29,018$71K0.0%2026-Q2
Parametrica Management Ltd27,840$68K0.0%2026-Q2
ALLIANCEBERNSTEIN L.P. added29,790$67K0.0%2026-Q2
BNP PARIBAS FINANCIAL MARKETS added25,563$63K0.0%2026-Q2
Magnus Financial Group LLC new25,290$62K0.0%2026-Q2
BARCLAYS PLC trimmed24,700$61K0.0%2026-Q2
INTECH INVESTMENT MANAGEMENT LLC trimmed24,401$60K0.0%2026-Q2
VOYA INVESTMENT MANAGEMENT LLC added24,067$59K0.0%2026-Q2
NEW YORK STATE COMMON RETIREMENT FUND added22,700$56K0.0%2026-Q2
Schonfeld Strategic Advisors LLC new21,532$53K0.0%2026-Q2
Quadrant Private Wealth Management, LLC20,022$49K0.0%2026-Q2
PRUDENTIAL FINANCIAL INC trimmed18,595$46K0.0%2026-Q2
ProShare Advisors LLC added16,137$40K0.0%2026-Q2
VICTORY CAPITAL MANAGEMENT INC new14,101$35K0.0%2026-Q2
Tower Research Capital LLC (TRC) trimmed12,483$31K0.0%2026-Q2
XPONANCE LLC new11,769$29K0.0%2026-Q2
Ameritas Investment Partners, Inc. added11,185$27K0.0%2026-Q2
Russell Investments Group, Ltd. new9,855$24K0.0%2026-Q2
FMR LLC added8,994$22K0.0%2026-Q2
Advisors Asset Management, Inc. added8,315$20K0.0%2026-Q2
ROYAL BANK OF CANADA added6,383$15K0.0%2026-Q2
Sterling Capital Management LLC added2,484$6K0.0%2026-Q2
Truvestments Capital LLC new2,330$6K0.0%2026-Q2
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM trimmed1,697$4K0.0%2026-Q2
SBI Securities Co., Ltd. trimmed1,218$3K0.0%2026-Q2
NISA INVESTMENT ADVISORS, LLC883$2K0.0%2026-Q2
MARK SHEPTOFF FINANCIAL PLANNING, LLC500$1K0.0%2026-Q2
Optiver Holding B.V. added368$9020.0%2026-Q2
Fortitude Family Office, LLC294$7200.0%2026-Q2
Arax Advisory Partners99$2430.0%2026-Q2
Caitong International Asset Management Co., Ltd new35$860.0%2026-Q2
Smartleaf Asset Management LLC1$20.0%2026-Q2
Syncona Portfolio Ltd1,213,056$3M0.7%2026-Q1 stale (1 quarter behind)
ACADIAN ASSET MANAGEMENT LLC trimmed278,075$627K0.2%2026-Q1 stale (1 quarter behind)
VANGUARD GROUP INC2,103,869$2M0.5%2025-Q4 stale (2 quarters behind)
TWO SIGMA ADVISERS, LP added1,267,700$1M0.3%2025-Q4 stale (2 quarters behind)
Bain Capital Life Sciences Investors, LLC trimmed3,538,609$2M0.4%2025-Q3 stale (3 quarters behind)

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