Ticker · CUSIP 746964105

QTTB

Q32 BIO INC
···Share
Holders (tracked)
4
Combined shares
243,421
Combined value
$808.2K
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
432024Q12025Q4

SEC event timeline

8 events
  1. −53,504 shares · 2025Q4
    13F
  2. +35,611 shares · 2025Q4
    13F
  3. +15,319 shares · 2025Q4
    13F
  4. +52,300 shares · 2025Q4
    13F
  5. −26,530 shares · 2025Q3
    13F
  6. −25,607 shares · 2025Q3
    13F
  7. +31,506 shares · 2025Q3
    13F
  8. −29,700 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions0
Trimmed1
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2024Q1
3
$950K
2024Q2
4
$6.7M
2024Q3
3
$8.6M
2024Q4
4
$255K
2025Q1
1
$68K
2025Q2
4
$365K
2025Q3
4
$384K
2025Q4
4
$808K

Who owns QTTB

4 super-investors · 2025Q4
Tracked stake
243.4K
shares
Combined value
$808K
% of shares outstanding
shares-out unknown
Quarter action mix
Added3Trim1
#ManagerSharesValue
1Renaissance Technologies99.6K$331K
2Izzy Englander
Millennium Mgmt
51.3K$170K
3Two Sigma Investments46.8K$155K
4Ken Griffin
Citadel Advisors
45.7K$152K

Recent moves

20 transactions
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