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5%+ stakes · Schedule 13D and 13G

Surgery Partners, Inc.: 5%+ holders

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Who has reported owning 5% or more of Surgery Partners, Inc., from Schedule 13D and 13G filings: each holder's stake as filed, the timeline, and the purpose each 13D states, quoted.

As of November 7, 2026, 3 holders' latest Schedule 13D or 13G filings report owning 5% or more of Surgery Partners, Inc. The largest reported stake is BCPE Seminole Holdings LP's, at 22.96%. 15 filings are on record since July 7, 2025 (Schedule 13D/A, October 26, 2026).

King Street Capital Management, L.P. also filed stake reports on 1 other company ↓

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Key facts

  • · Reporting person: JANUS HENDERSON GROUP Ltd. · Sole voting: 0 · Shared voting: 6,421,539 · Sole dispositive: 0 · Shared dispositive: 6,421,539 · SCHEDULE 13G/A, 2026-11-06
  • · Reporting person: BCPE Seminole Holdings LP · Sole voting: 0 · Shared voting: 10,708,102 · Sole dispositive: 0 · Shared dispositive: 10,708,102 · SCHEDULE 13D/A, 2026-10-26
  • · Reporting person: Glenview Capital Management, LLC · Sole voting: 0 · Shared voting: 7,023,338 · Sole dispositive: 0 · Shared dispositive: 7,023,338 · SCHEDULE 13G, 2026-10-13
  • · Reporting person: King Street Capital Management, L.P. · Sole voting: 0 · Shared voting: 6,058,141 · Sole dispositive: 0 · Shared dispositive: 6,058,141 · SCHEDULE 13G, 2026-08-14
  • · Holder: Pentwater Capital Management LP · Percent: 9.7% · SCHEDULE 13G/A
At 5% or more3
Filings15
Latest filing2026-11-06

Surgery Partners, Inc. has 15 Schedule 13D or 13G filings on record since 2025-07-07. 3 holders' latest filing reports 5% or more of common stock. Each figure below is the holder's own, as filed, with the filing linked.

Holders

HolderPercentSharesLatestEvent date
BCPE Seminole Holdings LP22.96%10,708,102SCHEDULE 13D/A, 2026-10-262026-10-23
Pentwater Capital Management LP9.7%12,655,000SCHEDULE 13G/A, 2026-05-152026-03-31
Glenview Capital Management, LLC5.4%7,023,338SCHEDULE 13G, 2026-10-132026-10-06
JANUS HENDERSON GROUP Ltd.4.9%6,421,539SCHEDULE 13G/A, 2026-11-062026-10-30
King Street Capital Management, L.P.4.6%6,058,141SCHEDULE 13G, 2026-08-142026-06-30
Fmr LLC1.7%2,191,465SCHEDULE 13G/A, 2026-05-062026-03-31
Wellington Management Group LLP0%217SCHEDULE 13G/A, 2025-08-122025-06-30
The Vanguard Group0%0SCHEDULE 13G/A, 2026-03-272026-03-13

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Voting and dispositive power, as filed

Reporting personSole votingShared votingSole dispositiveShared dispositiveFiling
BCPE Seminole Holdings LP010,708,102010,708,102SCHEDULE 13D/A, 2026-10-26
BCPE Seminole Holdings II Intermediate, LP030,055,197030,055,197SCHEDULE 13D/A, 2026-10-26
BCPE Seminole Holdings III, L.P.07,832,45007,832,450SCHEDULE 13D/A, 2026-10-26
BCPE Seminole Holdings IV, L.P.01,351,22301,351,223SCHEDULE 13D/A, 2026-10-26
Glenview Capital Management, LLC07,023,33807,023,338SCHEDULE 13G, 2026-10-13
Robbins Larry07,023,33807,023,338SCHEDULE 13G, 2026-10-13
JANUS HENDERSON GROUP Ltd.06,421,53906,421,539SCHEDULE 13G/A, 2026-11-06
King Street Capital Management, L.P.06,058,14106,058,141SCHEDULE 13G, 2026-08-14
King Street Capital Management GP, L.L.C.06,058,14106,058,141SCHEDULE 13G, 2026-08-14
Brian J. Higgins06,058,14106,058,141SCHEDULE 13G, 2026-08-14

The latest filing identifies Surgery Partners, Inc. by CUSIP 86881A100 and gives its principal executive office as 310 SEVEN SPRINGS WAY, SUITE 500, BRENTWOOD, TN 37027 (SCHEDULE 13G/A, 2026-11-06).

What the percentages are based on

As of the date hereof, each of the Reporting Persons may be deemed the beneficial owner of approximately 5.4% of the Shares outstanding. (There were 130,918,260 Shares outstanding as of August 3, 2026, based on the Issuer's quarterly report on Form 10-Q filed on August 10, 2026.)Glenview Capital Management, LLC, SCHEDULE 13G, 2026-10-13
The percentages set forth in this Schedule 13G are calculated based upon an aggregate of 130,918,260 shares of common stock outstanding as of August 3, 2026, as reported in the Company's Quarterly Report on Form 10-Q for the quarterly period ended June 30, 2026, filed with the Securities and Exchange Commission on August 10, 2026.King Street Capital Management, L.P., SCHEDULE 13G, 2026-08-14

Purpose of Transaction (Item 4)

BCPE Seminole Holdings LP

Item 4 of the Initial Statement is hereby amended and supplemented by adding the following at the end of Item 4 of the Initial Statement: As disclosed by the Issuer in its Current Report on Form 8-K, filed with the Securities and Exchange Commission on October 26, 2026, on October 23, 2026 the Issuer entered into an Agreement and Plan of Merger (the "Merger Agreement") with Spyglass Topco, LLC, a Delaware limited liability company ("Parent"), Spyglass Merger Subsidiary, Inc., a Delaware corporation and a wholly-owned subsidiary of Parent ("Merger Subsidiary"), and, solely for the limited purposes set forth therein, Bon Secours Mercy Health, Inc., a Maryland nonstock, nonprofit corporation ("Guarantor"), pursuant to which Merger Subsidiary will merge (the "Merger") with and into the Issuer, with the Issuer surviving the Merger as a wholly owned subsidiary of Parent (the "Surviving Corporation") on the terms and subject to the conditions set forth in the Merger Agreement. Concurrently with the execution and delivery of the Merger Agreement, and as a condition to the willingness of Parent, Merger Subsidiary and Guarantor to enter into the Merger Agreement, BCPE Seminole Holdings, LP, BCPE Seminole Holdings II Intermediate, LP, BCPE Seminole Holdings III, LP and BCPE Seminole Holdings IV, LP (collectively, the "Reinvestment Stockholders") entered into a Voting and Support Agreement (the "Support Agreement") with Parent and the Issuer. Under the Support Agreement, the …The first part of Item 4 of the SCHEDULE 13D/A filed 2026-10-26; the filing has the rest

Timeline

FiledHolderPercentFiling
2025-07-07Janus Henderson Group Plc10.1%SCHEDULE 13G/A
2025-08-12Wellington Management Group LLP0%SCHEDULE 13G/A
2025-08-14Pentwater Capital Management LP5.5%SCHEDULE 13G
2025-11-14King Street Capital Management, L.P.7.2%SCHEDULE 13G
2025-11-14Pentwater Capital Management LP9.1%SCHEDULE 13G/A
2025-11-14Janus Henderson Group Plc10.2%SCHEDULE 13G/A
2026-02-05Fmr LLC5.1%SCHEDULE 13G/A
2026-02-17Pentwater Capital Management LP7.7%SCHEDULE 13G/A
2026-03-27The Vanguard Group0%SCHEDULE 13G/A
2026-05-06Fmr LLC1.7%SCHEDULE 13G/A
2026-05-15Pentwater Capital Management LP9.7%SCHEDULE 13G/A
2026-08-14King Street Capital Management, L.P.4.6%SCHEDULE 13G
2026-10-13Glenview Capital Management, LLC5.4%SCHEDULE 13G
2026-10-26BCPE Seminole Holdings LP22.96%SCHEDULE 13D/A
2026-11-06JANUS HENDERSON GROUP Ltd.4.9%SCHEDULE 13G/A

Questions about who owns Surgery Partners, Inc.

Who owns Surgery Partners, Inc.?

On this page, 3 holders' latest ownership filings report 5% or more of Surgery Partners, Inc.: BCPE Seminole Holdings LP (22.96%, Schedule 13D/A, filed 2026-10-26), Pentwater Capital Management LP (9.7%, Schedule 13G/A, filed 2026-05-15) and Glenview Capital Management, LLC (5.4%, Schedule 13G, filed 2026-10-13).

Who are the largest shareholders of Surgery Partners, Inc.?

By the share each holder's latest filing reports, the largest holders of Surgery Partners, Inc. on this page are BCPE Seminole Holdings LP (22.96%), Pentwater Capital Management LP (9.7%) and Glenview Capital Management, LLC (5.4%).

When did BCPE Seminole Holdings LP buy into Surgery Partners, Inc.?

The filings give report dates, not purchase dates. The earliest filing from BCPE Seminole Holdings LP on this page is the Schedule 13D/A, filed 2026-10-26, reporting 22.96%. That earliest filing is itself an amendment, which updates an earlier report.

Is this an audit or a full list?

Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 15 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.

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Where this comes from

Anyone who comes to own more than 5% of a class of a listed company's voting shares has to tell the SEC. A holder who may seek to change or influence the company files Schedule 13D, and has to say in Item 4, "Purpose of Transaction", what it intends to do. A holder with no such intent, such as many index and passive funds, may file the shorter Schedule 13G. Both are amended when the stake changes, including when it falls below 5%.

Every row here is one of those filings, linked to the filing itself. Percentages and share counts are exactly as the holder filed them, for the holder the filing names; an amendment showing a lower figure is shown as filed. Item 4 text is quoted word for word. Where a 13D's Item 4 contains a sentence stating a definite intent to influence the company, that sentence is marked and quoted; the page does not describe the holder or its motives beyond the words it filed. Nothing here is investment advice.

Cite this page

Permanent URL: https://mentionfox.com/stakes/surgery-partners
Last updated 2026-11-07
Primary record: SEC filing 1 · SEC filing 2 · SEC filing 3 · SEC filing 4
Who owns 5% or more of Surgery Partners, Inc.? 3 holders at 5% or more, largest BCPE Seminole Holdings LP 22.96%. MentionFox, 2026-11-07. https://mentionfox.com/stakes/surgery-partners