Buteon Institutional Intelligence

Strategy institutional ownership

3 selected filers reported Strategy non-option share rows as of Jun 30, 2026. This is a view of reported exposure within our selected source set, not every owner.

Position date · Q2 2026
Jun 30, 2026
When the portfolio was measured.
Filing season
August 2026
Amendments can arrive later.
Sources reviewed
Sep 25, 2026
Next expected season: November 2026.

Reported positions may have changed since Jun 30, 2026. Coverage is curated, not universal or real-time.

In 15 seconds

The institutional picture

Citadel Advisors, Bridgewater Associates, Renaissance Technologies reported share rows. 1 selected filer reports held options, shown separately below.

Strategy shares are corporate equity, not direct bitcoin ownership. Convertible notes and held options are different instruments and are not combined here.

No total ownership percentage, cross-filer share sum, or directional consensus is inferred. The same exposure may be reported through related managers.

Reported non-option share exposure

Selected company CUSIPs, SH quantity, no PUT/CALL designation. Classes and manager rows remain separate; no row is silently combined with another.

Non-option share rows · reported as of Jun 30, 2026 · rows are not additive
Reporting institutionReported sharesQuarter comparisonDisclosure dateSource
Citadel AdvisorsCL A NEW · No PUT/CALL
CUSIP 594972408 · other manager none listed
7,461Filed share quantity · $648,585 reported valueNot comparableCorporate-action or row-identity review not completed; no trading direction inferred.Sep 2, 202613F-HR/AInformation table · row 135660001104659-26-104387
Citadel AdvisorsCL A NEW · No PUT/CALL
CUSIP 594972408 · other manager 1
110,467Filed share quantity · $9,602,896 reported valueNot comparableCorporate-action or row-identity review not completed; no trading direction inferred.Sep 2, 202613F-HR/AInformation table · row 135710001104659-26-104387
Bridgewater AssociatesCL A NEW · No PUT/CALL
CUSIP 594972408 · other manager none listed
5,568Filed share quantity · $484,026 reported valueNot comparableCorporate-action or row-identity review not completed; no trading direction inferred.Aug 14, 202613F-HRInformation table · row 8460001350694-26-000003
Renaissance TechnologiesCL A NEW · No PUT/CALL
CUSIP 594972408 · other manager 0
2,553,692Filed share quantity · $221,992,446 reported valueNot comparableCorporate-action or row-identity review not completed; no trading direction inferred.Aug 13, 202613F-HRInformation table · row 26590001037389-26-000059

Held options, separately

Option values reflect underlying securities, not premiums. The filing does not disclose strikes, expiry or offsetting positions.

Option-designated rows · reported as of Jun 30, 2026 · rows are not additive
Reporting institutionReported sharesQuarter comparisonDisclosure dateSource
Citadel AdvisorsCL A NEW · Put
CUSIP 594972408 · other manager none listed
610,000Underlying shares for held option · $53,027,300 reported valueNot comparableCorporate-action or row-identity review not completed; no trading direction inferred.Sep 2, 202613F-HR/AInformation table · row 135670001104659-26-104387
Citadel AdvisorsCL A NEW · Call
CUSIP 594972408 · other manager 1
12,263,900Underlying shares for held option · $1,066,100,827 reported valueNot comparableCorporate-action or row-identity review not completed; no trading direction inferred.Sep 2, 202613F-HR/AInformation table · row 135700001104659-26-104387
Citadel AdvisorsCL A NEW · Put
CUSIP 594972408 · other manager 1
12,123,300Underlying shares for held option · $1,053,878,469 reported valueNot comparableCorporate-action or row-identity review not completed; no trading direction inferred.Sep 2, 202613F-HR/AInformation table · row 135720001104659-26-104387
What the filing can tell you

Strategy shares are corporate equity, not direct bitcoin ownership. Convertible notes and held options are different instruments and are not combined here.

Compare the reported share count only after checking amendments, corporate actions, share classes and manager relationships. A change in reported dollar value alone does not establish buying or selling.

Quarter history

Latest first. Each selected filer has its own disclosure date, archive and primary evidence. Prior-period comparisons are withheld where review is incomplete.

Citadel Advisors · Q2 2026 / Q1 2026

Authoritative filing · 13F-HR/A

Position date Jun 30, 2026 · filed Sep 2, 2026

Accepted timestamp (SEC): 2026-09-01T22:14:00.000Z

0001104659-26-104387

Cover page · Information table

16,122 source rows · $875,011,794,337 gross reported table value. Both reconcile to the cover; this is not assets under management.

Included managers and report type

13F HOLDINGS REPORT · File 028-13183

  • 1: Citadel Securities GP LLC · 028-18870

Prior quarter · 13F-HR

Position date Mar 31, 2026 · filed May 15, 2026

Accepted timestamp (SEC): 2026-05-15T20:03:19.000Z

0001104659-26-062477

Cover page · Information table

15,589 source rows · $618,473,172,395 gross reported table value. Both reconcile to the cover; this is not assets under management.

Included managers and report type

13F HOLDINGS REPORT · File 028-13183

  • 1: Citadel Securities GP LLC · 028-18870

Period-scoped restatement replaces its original in full; never added to it. Superseded originals retained in the source pack.

Bridgewater Associates · Q2 2026 / Q1 2026

Authoritative filing · 13F-HR

Position date Jun 30, 2026 · filed Aug 14, 2026

Accepted timestamp (SEC): 2026-08-14T20:08:20.000Z

0001350694-26-000003

Cover page · Information table

997 source rows · $24,376,086,530 gross reported table value. Both reconcile to the cover; this is not assets under management.

Included managers and report type

13F HOLDINGS REPORT · File 028-11794

No included other managers listed.

Prior quarter · 13F-HR

Position date Mar 31, 2026 · filed May 15, 2026

Accepted timestamp (SEC): 2026-05-15T20:06:56.000Z

0001350694-26-000002

Cover page · Information table

993 source rows · $22,404,547,213 gross reported table value. Both reconcile to the cover; this is not assets under management.

Included managers and report type

13F HOLDINGS REPORT · File 028-11794

No included other managers listed.

No Form 13F-HR/A amendment was found for either quarter in EDGAR submissions reviewed through Sep 25, 2026. An amendment filed later could change these rows.

Renaissance Technologies · Q2 2026 / Q1 2026

Authoritative filing · 13F-HR

Position date Jun 30, 2026 · filed Aug 13, 2026

Accepted timestamp (SEC): 2026-08-13T20:34:33.000Z

0001037389-26-000059

Cover page · Information table

3,140 source rows · $72,617,871,974 gross reported table value. Both reconcile to the cover; this is not assets under management.

Included managers and report type

13F HOLDINGS REPORT · File 028-06262

No included other managers listed.

Prior quarter · 13F-HR

Position date Mar 31, 2026 · filed May 14, 2026

Accepted timestamp (SEC): 2026-05-14T20:32:56.000Z

0001037389-26-000033

Cover page · Information table

3,213 source rows · $63,929,893,013 gross reported table value. Both reconcile to the cover; this is not assets under management.

Included managers and report type

13F HOLDINGS REPORT · File 028-06262

No included other managers listed.

No Form 13F-HR/A amendment was found for either quarter in EDGAR submissions reviewed through Sep 25, 2026. An amendment filed later could change these rows.

Questions about Strategy ownership

Who owns Strategy today?

These delayed filings cannot answer that. They show what selected managers reported for Jun 30, 2026; positions may have changed afterward.

Are institutions buying Strategy?

We have not accepted a directional consensus from this source set. “Not comparable” means the checks needed to infer an increase or reduction have not closed. A new filing row can reflect reportability, not a purchase.

Why is there no total ownership percentage?

Coverage is selected and manager reports can overlap. A reliable ownership percentage would require a verified share denominator and resolved reporting relationships.

Methodology & corrections

The source stays beside the claim.

SEC Form 13F cover pages and information tables are the numerical authority. We reconcile every accepted table to its cover, retain each source row, and keep options separate. Reported values are whole US dollars. We do not add holdings across filers or estimate an ownership percentage.

A matching security identifier alone is not enough for a quarter comparison. Until amendments, corporate actions and manager relationships are cleared, the result is “not comparable.” A newly reported row need not be a new purchase, and a missing row need not prove a sale.

How to read Form 13F · SEC methodology and filing calendar · Report a correction

Data version 2026-q2.2026-09-25.4. Review cutoff 2026-09-25. Corrections require a primary source and a new reviewed data version.

Holdings are one piece of the picture

A filing answers what was reported. The next question is what matters.

Is it new or routine? Is it still fresh? What other public evidence supports it—and what happened after similar signals? Buteon is being built to connect those questions across filings, company events and market context.

Institutional filings are designed to become one evidence class in Buteon’s broader intelligence framework. This curated research surface shows what the filings establish today; it does not feed production company verdicts or provide automated institutional alerts.

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