Stocks/QTTB

QTTB

Q32 Bio Inc.
Healthcare·Biotechnology
$11.05
$141M market cap
Revenue
$53.7M
Free Cash Flow
$-12.5M
Rev Growth
+0.0%
FCF Margin
-23.3%
P/FCF
--
EV/FCF
--
Fwd EV/EBITDA
--
Fair Value
--
Upside
--

Q32 Bio Inc., a clinical-stage biotechnology company, develops biologic therapeutics to restore healthy immune balance in patients with autoimmune and inflammatory diseases driven by pathological immune dysfunction in the United States. Its lead product candidate is ADX-097, a humanized anti-C3d monoclonal antibody fusion protein to restore complement regulation, which has completed Phase I clinical trial for the treatment of renal and other complement-mediated diseases of high unmet need, inclu

2-Year Price History

$5.80-71.9%
$10$20$30$40$50volJun 24Oct 24Jan 25May 25Sep 25Jan 26May 26

Quarterly Financials & Projections

Quarterly Waterfall ($ M)
PeriodRevEBITDAOpInNIOCFFCFCapExCashDebtSharesROICIntCovEV/EBITDA
Act2026-Q10.0-7.6-7.7-7.6-6.3-6.3-0.050.811.014.1-107.5%-38.2x--
Act2025-Q453.745.945.957.7-6.2-6.2-0.048.311.212.6739.1%229.4x--

Valuation & Metrics

Market Stats

Price$11.05
Market Cap$141M
Enterprise Value$101M
P/S Ratio2.6x
P/FCF--
EV/FCF--
FCF Margin (TTM)-23.3%
FCF Yield-8.9%
Dividend Yield (TTM)--
Annual Dilution0.0%
CurrencyUSD

TTM Financial Snapshot

Revenue$53.7M
Net Income$50.1M
Free Cash Flow$-12.5M

Revenue Growth (YoY)+0.0%
EBITDA Margin71.2%
Net Margin93.3%
FCF Margin-23.3%
CapEx % of Revenue0.0%
SBC % of Revenue2.9%
ROIC315.8%
WC Change % Rev-0.4%
Interest Coverage95.6x

Forward Outlook & Risk

Short Interest

Short % of Float--
Short Shares0.7M
Days to Cover1.7
Change (vs Prior)+70.7%
Need at least 2 settlement dates for chart

Employees

Headcount28
Revenue / Employee$1,919,179
Gross Profit / Employee$1,912,750

Cash Runway

48.6months
WATCH

Institutional Ownership

Headline & net flow

NEUTRAL
Net flow · still filing
No float data — flow unavailable.

Ownership composition

Active
79.6%(+60.2% YoY)
43 filers
hedge / family / endowment
Retail funds
Fidelity, Schwab, 401(k)
Passive
5.7%(+3.1% YoY)
7 filers
Vanguard, iShares, SPDR
Market makers
0.6%(+0.6% YoY)
3 filers
Citadel, Susquehanna
Insiders
Form 4 — latest per insider
0%25%50%75%100%2024-032024-092025-032025-092026-03
ActiveRetail fundsPassiveMarket makersRetail direct

Top holders

Fund$ valueCost basisΔ QoQΔ YoYα lifeFund AUM
ORBIMED ADVISORS LLC$14.5M$17.04+$0+$0-8.1%$4.38B
Atlas Venture Life Science Advisors, LLC$13.4M$17.04+$0+$0+1.9%$790M
Opaleye Management Inc.$8.1M$5.89+$6.7M+$8.1M+0.9%$759M
Carlyle Group L.P.$7.1M$17.04+$0+$0-7.7%$10.62B
ARCH Venture Management, LLC$2.1M$17.04+$0+$0-6.7%$677M
ACORN CAPITAL ADVISORS, LLC$2.0M$3.44−$1.1M−$3.1M+5.5%$352M
VANGUARD CAPITAL MANAGEMENT LLCPassive$2.0M$6.42+$2.0M+$2.0M$4.04T
MACKENZIE FINANCIAL CORP$1.6M$6.42+$1.6M+$1.6M-0.2%$83.32B
Sanofi$1.6M$3.44+$0+$0+3.9%$336M
RENAISSANCE TECHNOLOGIES LLC$1.3M$5.41+$689K+$1.3M+1.2%$63.91B
ACADIAN ASSET MANAGEMENT LLC$1.1M$5.56+$797K+$906K-0.5%$70.48B
MONIMUS CAPITAL MANAGEMENT, LP$862K$6.42+$862K+$862K-3.9%$361M
GEODE CAPITAL MANAGEMENT, LLCPassive$759K$16.45+$77K−$124K+2.3%$1.61T
PFIZER INC$737K$3.44−$1.1M−$1.3M+4.3%$239M
BlackRock, Inc.Passive$553K$37.69+$168K−$2.4M-0.2%$5.69T
JANE STREET GROUP, LLCMM$421K$11.93+$258K+$421K-0.1%$92.10B
MARSHALL WACE, LLP$337K$4.83+$228K+$337K+0.6%$92.71B
VANGUARD FIDUCIARY TRUST COPassive$321K$6.42+$321K+$321K$395.83B
TWO SIGMA INVESTMENTS, LP$272K$3.41−$29K+$272K-0.9%$117.03B
STATE STREET CORPPassive$267K$18.58+$130K−$616K-0.2%$2.89T
Cost basis is a volume-weighted estimate from accumulation periods within our 13F history; holders who built their position before our window started will show a stale basis. % above the cost basis is the unrealized gain at the current price.

Trading behavior

Smart-money alpha (lifetime, %/qtr)BEARISH
Holders
-2.46%
avg per quarter
Holders (ex-self)
-2.37%
excl. this stock
Buyers (this Q)
+0.39%
24 buyers · $0.02B in
Sellers (this Q)
+5.73%
10 sellers · $-0.00B out
alpha coverage: 96% of $ has a lifetime-alpha record
Holder behavior on this stocksource: stock
On big dips (−10%+)
-9.6%
how holders react when this stock falls
On quiet Qs
+28.8%
−10% to +10% baseline
On rallies (+10%+)
-2.9%
how they react when this stock rises
Holders' portfolio flow this Q
-4.2%
outflows — trims may be forced
Sellers' portfolio flow this Q
+66.0%
Sellers grew AUM elsewhere — opinionated cut of this stock.
▸ Compare to holder-profile behavior (across all their stocks)
Holder dip (any stock)
-1.6%
Holder mid (any stock)
-3.0%
Holder rally (any stock)
-5.6%

Top Holders Over Time

5-year share-count history (top 10 holders by peak, incl. exited) + price

01.8M3.6M5.4M7.3M$1.49$12$23$34$452024-032024-092025-032025-092026-03
hover the chart for per-quarter detailprice (right axis)
ORBIMED ADVISORS LLC2.3MAtlas Venture Life Science Advisors, LLC2.1MCarlyle Group L.P.1.1MFMR LLC3KADAGE CAPITAL PARTNERS GP, L.L.C.ARCH Venture Management, LLC320KTemasek Holdings (Private) LtdEVENTIDE ASSET MANAGEMENT, LLCOpaleye Management Inc.1.3MHARVARD MANAGEMENT CO INC

Analyst Coverage

Analyst Coverage
Price Targets
Last Quarter (1 analysts)$13.001760.0%
Last Year (1 analysts)$13.001760.0%
Current Price$11.05
Analyst Ratings
3
5
Buy: 3Hold: 5Consensus: Hold

Corporate

Insider Trading (last 12mo)

Open-market only (Form 4 P-Purchase + S-Sale). Excludes grants, option exercises, tax withholding, gifts.
Officers & directors
Buys ($, 12mo)
$0
0 txns · 0 insiders · 0 sh
Sells ($, 12mo)
$217K
8 txns · 3 insiders · 66,008 sh
Recent transactions
DateSideInsiderTitleSharesPriceDollarsOwned $
2026-02-25SELLKalowski Leeofficer: CFO and President3,995$4.51$18K$162K
2026-02-25SELLMorrison Jodie Popedirector, officer: CEO9,896$4.51$45K$402K
2026-02-25SELLViolette Shelia M.officer: Chief Scientific Officer2,815$4.51$13K$251K
2025-12-02SELLKalowski Leeofficer: CFO and President9,072$3.46$31K$138K
2025-12-02SELLMorrison Jodie Popedirector, officer: CEO22,506$3.46$78K$343K
2025-08-26SELLKalowski Leeofficer: CFO and President4,240$1.80$8K$88K
2025-08-26SELLMorrison Jodie Popedirector, officer: CEO10,494$1.80$19K$219K
2025-08-26SELLViolette Shelia M.officer: Chief Scientific Officer2,990$1.80$5K$105K

Order Flow (FINRA, ~3w lag)

65.7%retail+6.3pp
8.8%dark-2.3pp
week of 2026-04-13
0%20%40%60%24-1125-0225-0525-0825-1126-0226-04retail (non-ATS)dark (ATS)
Off-exchange volume from FINRA. Retail = non-ATS (wholesaler PFOF + broker internalization). Dark = ATS (dark-pool crossing networks, institutional). Lit-exchange = remainder.

Filing Risk Analysis

Filing Risk Scores

Q32 Bio Inc.: Net Income Illusion via Accounting Alchemy and Dilution

Overall Risk
8/10
Fraud
4/10
Dilution
9/10
Insolvency
7/10
Earnings Overstated
10/10
Hidden Liabilities
5/10
Legal
2/10
Audit Warnings
6/10
Hidden Upside
3/10
Contextually Acceptable
3/10