Xilio Therapeutics, Inc. (XLO): insider trading, Congress trades & who owns it

Insider signal
46/100
Neutral · 90 days
Insider buys
$0
0 buyers · 12 months
Insider sales
$6K
2 sellers · 12 months
Funds holding
25
13F · Q2 2026
Congress trades
None
none in 2 years

Xilio Therapeutics, Inc. company insiders have only been selling lately: two insiders sold off about $5,668 of stock over 12 months, with no open-market purchases.

Selling on its own is common and often pre-planned (10b5-1 plans, taxes, diversification), so it matters more when it is unusually heavy or broad.

On the institutional side, 25 funds reported holding XLO at the end of Q2 2026, and more funds bought than sold. Zooming out by quarter: No open-market insider buying or selling in the last full quarter. Insiders bought in 1 of the last 7 full quarters.

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Latest insider trades in XLO

FiledInsiderRoleTypeSharesPriceValueSource
Jan 5, 2026Brennan Kevin M.Executive OfficerSell1,826$0.64$1KSEC
Jan 5, 2026Frankenfield Christopher JamesCFOSell7,030$0.64$4KSEC
Jun 18, 2025Shannon James SamuelDirectorBuy45,000$0.69$31KSEC
Jun 18, 2025Shannon James SamuelDirectorBuy25,000$0.69$17KSEC
Jun 18, 2025Russo ReneCEOBuy36,289$0.68$25KSEC
Jan 3, 2025Frankenfield Christopher JamesCFOSell6,954$0.98$7KSEC
Jan 3, 2025Brennan Kevin M.Executive OfficerSell1,803$0.98$2KSEC
Dec 19, 2024GILEAD SCIENCES, INC.10% OwnerBuy1,759,978$1.04$1.8MSEC
Apr 3, 2024GILEAD SCIENCES, INC.10% OwnerBuy485,250$0.76$369KSEC
Feb 9, 2024Atlas Venture Fund XI, L.P.10% OwnerSell267$0.64$171SEC
Feb 9, 2024Atlas Venture Fund XI, L.P.10% OwnerSell733$0.64$469SEC
Jan 16, 2024Atlas Venture Associates Opportunity I, L.P.10% OwnerSell1,566$0.87$1KSEC
Jan 16, 2024Atlas Venture Associates Opportunity I, L.P.10% OwnerSell569$0.87$495SEC
Jan 16, 2024Atlas Venture Associates Opportunity I, L.P.10% OwnerSell560$0.83$465SEC
Jan 16, 2024Atlas Venture Associates Opportunity I, L.P.10% OwnerSell1,540$0.83$1KSEC

Questions about XLO

Are insiders buying or selling XLO stock?

In the last 12 months Xilio Therapeutics, Inc. insiders made open-market purchases worth about $0 and sales worth about $5,668. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.

When was the last insider trade in XLO?

The most recent open-market insider trade in XLO was filed on 2026-01-05.

How many institutions own XLO?

25 investment managers reported holding XLO in SEC Form 13F filings for Q2 2026.

Has any member of Congress traded XLO?

No congressional trades in XLO were reported in the past two years. The full list is free on CapitalSnitch.

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Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1). Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).