$IPSC

$1.42 -$0.04 (2.74%) Close

$IPSC Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 181.1M shares outstanding

Who owns IPSC?

By type of holder

Institutions 87.2% Insiders 3.6% Everyone else 9.2%

Concentration Top 10 holders own 56.3%

Ra Capital Management, L.P. 9.8% · TCG Crossover Management, LLC 9.8%

Institutional ownership

87.2%

+10.6 pts vs last qtr

Institutional holders

+27 vs last qtr

Net shares bought

+19.1M

by institutions in Q2 2026

New / sold out

38 / 11

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

BlackRock, Inc. +6.6M
Stempoint Capital LP NEW +2.1M

Biggest sellers in Q2 2026

Syncona Portfolio Ltd SOLD OUT −1.2M
Point72 Asset Management, L.P. −984.2K

Who is planning to sell?

Notices of proposed sale, last 12 months

$60.8K

11 notices from 4 people

Shares covered

56.9K

0.03% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Russotti Gregory Officer $40.1K
Pfeiffenberger Brent Officer $14.7K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2021–FY2025

+33.6%

+7.51% a year

Each share's claim on the business

−25.2%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $49.5M

over 5 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years9% 3–5 years8% 1–3 years5% Under 1 year78%

Quarterly turnover

9.7%

of institutional shares changed hands

Top 10 managers, median time held

1 quarter

Super Investors

Investment managers reporting IPSC on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
RC Ra Capital Management, L.P.	17.8M	9.80%	Unchanged	Q1 '26	0.4%
Shares held by quarter Peak holding17.8M (Q1'26) Change over 8 quarters+17.8M Share of the company9.800% Ra Capital Management, L.P.'s full portfolio →
TC TCG Crossover Management, LLC	17.8M	9.80%	Unchanged	Q1 '26	1.0%
Shares held by quarter Peak holding17.8M (Q1'26) Change over 8 quarters+17.8M Share of the company9.800% TCG Crossover Management, LLC's full portfolio →

Ra Capital Management, L.P.

17.8M

% of company

9.80%

Change vs last qtr

Unchanged

Held since

Q1 '26

TCG Crossover Management, LLC

17.8M

% of company

9.80%

Change vs last qtr

Unchanged

Held since

Q1 '26

28 more super investors behind a free account

See every manager holding Century Therapeutics, Inc., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting IPSC on Form N-PORT; together they hold 8.3% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$10.6M	4.3M	2.40%	0.00%	June 30, 2026
IR iShares Russell 2000 ETF iShares Trust	$7.11M	2.9M	1.60%	0.01%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$10.6M

% of company

2.40%

% of the fund

0.00%

As of

June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$7.11M

% of company

1.60%

% of the fund

0.01%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Century Therapeutics, Inc. and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
PB Pfeiffenberger Brent Insider	3.6M	2.01%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company2.010% Pfeiffenberger Brent's insider activity →
CC Cowan Chad Insider	1.2M	0.65%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.650% Cowan Chad's insider activity →

Pfeiffenberger Brent

Insider

3.6M

% of company

2.01%

Change vs last qtr

—

Held since

—

Cowan Chad

Insider

1.2M

% of company

0.65%

Change vs last qtr

—

Held since

—

4 more holders behind a free account

See every insider and 5%+ holder of Century Therapeutics, Inc..

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