Q32 BIO INC

$QTTB

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Institutional coverage

52 13F filers hold $QTTB.

13F holders

Insider buys · 90d

Congress · 90d

Smart Money · top-200 alpha cohort

2 holders · Q1 2026

Fewer than 3 top-performer holders hold this ticker — not enough signal for a Smart-Money commentary this week. The institutional holders table below shows the full picture.

ADAR1 Capital Management, LLC

0.01% held

α +74.0pts

Nisa Investment Advisors, LLC

0.00% held

α +16.6pts

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 52 · Source: 13F-HR

Sculptor Capital LP

0.29% of portfolio

2,252,987 sh

Byrne Asset Management LLC

1.70% of portfolio

2,092,106 sh

Municipal Employees' Retirement System of Michigan

1.06% of portfolio

1,256,228 sh

Mizuho Securities USA LLC

0.07% of portfolio

1,102,741 sh

Mpm Asset Management LLC

0.30% of portfolio

640,964 sh

Mink Brook Asset Management LLC

0.57% of portfolio

315,052 sh

Panagora Asset Management Inc.

Eads & Heald Wealth Management

—

206,915 sh

Campbell Newman Asset Management Inc.

—

172,586 sh

See all 52 13F holders · Pro →

Insider activity · last 90 days

1 transactions · 1 filers

25 Feb 2026

Kalowski Lee —

▼ SOLD

3,995

$4.51

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $QTTB in the recent window.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 09:56 UTC.