BRUN on Nasdaq

Boost Run Inc.

Boost Run Inc. is an American computer processing and data preparation services company.² It is headquartered in Wilmington, United States.² Its shares trade on Nasdaq under the symbol BRUN.²

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Last updated Oct 21, 2026.

Overview

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TickerBRUN on Nasdaq²
IndustryServices-Computer Processing & Data Preparation²
HeadquartersWilmington, United States²
Incorporated inDE³
Business address5 Revere Drive, Suite 200, Northbrook, Il 60062³
Filer categoryNon-accelerated filer, Smaller reporting company, Emerging growth company³
Legal formCorporation²
LEI529900RA92HIHKFYD630²
StatusActive²
LEI statusIssued and current²
Registered addressc/o THE CORPORATION TRUST COMPANY, CORPORATION TRUST CENTER 1209 ORANGE ST, 19801 Wilmington, United States²
Registered withDivision of Corporations, Department of State, 10322158²

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Corporate structure

Boost Run Inc. sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of Boost Run Inc.

Sean Goodrich Filed SCHEDULE 13D/A on Boost Run Inc., latest Sep 16, 2026 (4 filings since May 15, 2026)
TOMS Capital Investment Management LP Filed SCHEDULE 13G on Boost Run Inc., latest Aug 14, 2026
FMR LLC Filed SCHEDULE 13G on Boost Run Inc., latest Aug 6, 2026
B. Luke Weil Filed SCHEDULE 13D on Boost Run Inc., latest Jun 15, 2026 (2 filings since May 15, 2026)
CITADEL ADVISORS LLC Filed SCHEDULE 13G on Boost Run Inc., latest May 21, 2026
Goodrich ILMJS LLC Filed SCHEDULE 13D on Boost Run Inc., latest May 18, 2026
Andrew Karos Filed SCHEDULE 13D on Boost Run Inc., latest May 15, 2026
Harilaos Georgakopoulos Filed SCHEDULE 13D on Boost Run Inc., latest May 15, 2026

Boost Run Inc. Wilmington, Delaware, United States

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Leadership

Who has led Boost Run Inc., and when. Pick a name to see everywhere that person has worked.

Chief executive officerAndrew Karos May 15, 2026 to now⁴
Chief financial officerErik Guckel May 15, 2026 to now⁵
Chief operating officerHarilaos Georgakopoulos May 15, 2026 to now⁶

Board members and other officers (6)

Board memberAndrew Karos May 15, 2026 to now⁴
Board memberHarilaos Georgakopoulos May 15, 2026 to now⁶
Board memberJeffrey Kleinops May 15, 2026 to now⁷
Board memberSean Goodrich May 15, 2026 to now⁸
Board memberB. Luke Weil May 18, 2026 to now⁹
Board memberJeremy Rayne Steinberg Jun 16, 2026 to now¹⁰

Timeline

Oct 6, 20268-K Entered a material agreement¹¹
Oct 5, 20268-K Executive or director change¹²
Aug 14, 20268-K Results of operations; Regulation FD disclosure¹³
Aug 10, 20268-K Regulation FD disclosure¹⁴
Jul 27, 20268-K Other events¹⁵
Jul 6, 20268-K Regulation FD disclosure¹⁶
Jun 2, 20268-K Results of operations; Regulation FD disclosure¹⁷
May 28, 20268-K Entered a material agreement¹⁸
May 15, 2026New chief executive Andrew Karos becomes CEO⁴
May 14, 20268-K Entered a material agreement; Ended a material agreement; Completed an acquisition or sale¹⁹
May 11, 20268-K Regulation FD disclosure²⁰
Sep 5, 2025Founded Boost Run Inc. is founded²

Calendar

Coming up

Around Oct 26, 2026Next results, estimated About a quarter after its last report. The company hasn't announced the date.

When it reported results

Aug 14, 2026Reported quarterly or annual results¹³
Jun 2, 2026Reported quarterly or annual results¹⁷

Upcoming dates from Nasdaq's calendar; past results from the company's 8-K filings (Item 2.02). The full markets calendar

Filings

63 filings to the SEC since October 2021: 3 quarterly reports, 10 major events, 18 insider forms, 12 large holders, 20 other. The latest 20:

Oct 8, 2026POS AM EDGAR
Oct 6, 20263 EDGAR
Oct 6, 20268-K EDGAR
Oct 5, 20268-K EDGAR
Oct 1, 20264 EDGAR
Oct 1, 20264 EDGAR
Sep 16, 20264 EDGAR
Sep 16, 2026SCHEDULE 13D/A EDGAR
Aug 28, 2026SCHEDULE 13D/A EDGAR
Aug 28, 20264 EDGAR
Aug 28, 20264/A EDGAR
Aug 25, 202625-NSE EDGAR
Aug 19, 2026424B5 EDGAR
Aug 18, 202610-Q EDGAR
Aug 18, 202610-Q/A EDGAR
Aug 14, 20268-K EDGAR
Aug 14, 2026NT 10-Q EDGAR
Aug 14, 2026SCHEDULE 13G EDGAR
Aug 10, 20268-K EDGAR
Aug 6, 2026SCHEDULE 13G EDGAR

The 63 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

2 open-market trades by officers, directors and large owners since October 2021: 0 buys and 2 sales. Grants, option exercises and gifts are left out.

Date	Who	Trade	Shares	Price	Value	Filing
Sep 14, 2026	Goodrich SeanDirector	Sale	500,000	$14.00	$7.0M	Form 4
Aug 27, 2026	Goodrich SeanDirector	Sale	198,200	$20.15	$4.0M	Form 4

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

Sean GoodrichSCHEDULE 13D/A, 4 filings May 15, 2026 to Sep 16, 2026²¹
TOMS Capital Investment Management LPSCHEDULE 13G, 1 filing Aug 14, 2026²²
FMR LLCSCHEDULE 13G, 1 filing Aug 6, 2026²³
B. Luke WeilSCHEDULE 13D, 2 filings May 15, 2026 to Jun 15, 2026²⁴
CITADEL ADVISORS LLCSCHEDULE 13G, 1 filing May 21, 2026²⁵
Goodrich ILMJS LLCSCHEDULE 13D, 1 filing May 18, 2026²⁶
Andrew KarosSCHEDULE 13D, 1 filing May 15, 2026²⁷
Harilaos GeorgakopoulosSCHEDULE 13D, 1 filing May 15, 2026²⁸

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026, the top 25 of 78. Change is in shares since the quarter before.

Fund	Shares	Value	Share of the fund	Change
TOMS Capital Investment Management LP	3,125,000	$121.3M	6.4%	New
Fmr LLC	1,782,250	$69.2M	0.0%	New
Citadel Advisors LLC	1,320,722	$51.3M	0.0%	New
D. E. Shaw & Co., Inc.	1,250,546	$48.5M	0.0%	New
UBS Group AG	860,043	$33.4M	0.0%	New
AWM Investment Company, Inc.	813,739	$31.6M	2.7%	New
Hiddenite Capital Partners LP	750,000	$29.1M	7.2%	New
Capricorn Fund Managers Ltd	750,000	$29.1M	2.3%	New
Wellington Management Group Llp	619,239	$24.0M	0.0%	New
Yorkville Advisors Global, LP	582,367	$22.6M	26.2%	New
Morgan Stanley	490,680	$19.0M	0.0%	New
Harraden Circle Investments, LLC	466,375	$18.1M	2.3%	New
Scoggin Management LP	342,500	$13.3M	3.1%	New
Magnetar Financial LLC	291,975	$11.3M	0.1%	New
BlackRock, Inc.	273,575	$10.6M	0.0%	New
Linden Advisors LP	191,707	$6.7M	0.3%	New
Geode Capital Management, LLC	157,105	$6.1M	0.0%	New
Vanguard Capital Management LLC	150,150	$5.8M	0.0%	New
Susquehanna International Group, Llp	113,368	$4.4M	0.0%	New
Millennium Management LLC	110,357	$4.3M	0.0%	New
Periscope Capital Inc.	127,988	$4.3M	0.7%	New
Next Century Growth Investors LLC	105,506	$4.1M	0.2%	New
FirstWave Capital Management LLC	88,631	$3.4M	1.5%	New
Jane Street Group, LLC	83,488	$3.2M	0.0%	New
Barclays PLC	82,512	$3.2M	0.0%	New

13F reports cover disclosed long positions in U.S. stocks only.

SEC filer profile

How Boost Run Inc. is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

Name on EDGARBoost Run Inc.¹
CIK0002090646
Filer statusNon-accelerated filer<br>smaller reporting company<br>emerging growth company¹
Incorporated inDelaware¹
Fiscal year endsDecember 31¹
Industry code (SIC)7374 Services-Computer Processing & Data Preparation¹
SEC reviewing officeOffice of Technology, Division of Corporation Finance¹
Business address5 Revere Drive, Suite 200, Northbrook, IL 60062¹
Phone847-812-3764¹
On EDGAR sinceOct 31, 2025¹
Filings63 in all: 3 (10), 8-K (10), 4 (7), SCHEDULE 13D (7), 424B3 (3), S-4/A (3), SCHEDULE 13G (3), 10-Q (2)¹
All 23 form types
EFFECT (2), NT 10-Q (2), SCHEDULE 13D/A (2), 10-Q/A (1), 25-NSE (1), 4/A (1), 424B5 (1), 8-A12B (1), 8-A12B/A (1), CERT (1), DRS (1), POS AM (1), S-1 (1), S-4 (1), S-8 (1)
Latest filingsQuarterly report (10-Q) Aug 18, 2026
Latest 8-K (8-K) Oct 6, 2026

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARBoost Run Inc. filings on SEC EDGAR
2
GLEIFBoost Run Inc. LEI record (529900RA92HIHKFYD630)
3
SEC EDGARBoost Run Inc. filings on SEC EDGAR
4
SEC EDGARAndrew Karos, Chief executive officer
5
SEC EDGARErik Guckel, Chief financial officer
6
SEC EDGARHarilaos Georgakopoulos, Chief operating officer
7
SEC EDGARJeffrey Kleinops, Board member
8
SEC EDGARSean Goodrich, Board member
9
SEC EDGARB. Luke Weil, Board member
10
SEC EDGARJeremy Rayne Steinberg, Board member
11
SEC EDGAREntered a material agreement
12
SEC EDGARExecutive or director change
13
SEC EDGARResults of operations; Regulation FD disclosure
14
SEC EDGARRegulation FD disclosure
15
SEC EDGAROther events
16
SEC EDGARRegulation FD disclosure
17
SEC EDGARResults of operations; Regulation FD disclosure
18
SEC EDGAREntered a material agreement
19
SEC EDGAREntered a material agreement; Ended a material agreement; Completed an acquisition or sale
20
SEC EDGARRegulation FD disclosure
21
SEC EDGARSean Goodrich SCHEDULE 13D/A on Boost Run Inc.
22
SEC EDGARTOMS Capital Investment Management LP SCHEDULE 13G on Boost Run Inc.
23
SEC EDGARFMR LLC SCHEDULE 13G on Boost Run Inc.
24
SEC EDGARB. Luke Weil SCHEDULE 13D on Boost Run Inc.
25
SEC EDGARCITADEL ADVISORS LLC SCHEDULE 13G on Boost Run Inc.
26
SEC EDGARGoodrich ILMJS LLC SCHEDULE 13D on Boost Run Inc.
27
SEC EDGARAndrew Karos SCHEDULE 13D on Boost Run Inc.
28
SEC EDGARHarilaos Georgakopoulos SCHEDULE 13D on Boost Run Inc.