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Montagner Marc

Disclosed activity across 4 companies

Tapewire entity
34534
SEC CIK
0001456823

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
COGENT COMMUNICATIONS HOLDINGS, INC.CCOI · Entity 1298DirectorSeptember 30, 2026October 01, 2026
Cerence Inc.CRNC · Entity 5708Chief Financial OfficerApril 04, 2022April 05, 2022
Endurance International Group Holdings, Inc.EIGI · Entity 11801Chief Financial OfficerFebruary 10, 2021February 10, 2021
SBA COMMUNICATIONS CORPSBAC · Entity 3263EVP - CHIEF FINANCIAL OFFICERMarch 05, 2026March 09, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

COGENT COMMUNICATIONS HOLDINGS, INC.

Report date September 30, 2026 · Filed October 01, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
common stockSEC Table I · non-derivativeDirect103,287 Reported balance After 2026-09-30 transaction · row 1
1 source row

Row 1 · 2026-09-30 · Grant · Acquired 3,445 · Balance 103,287

F1: The shares of common stock reported reflects a quarterly payment to directors for Q3 2026 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Filing footnotes · ownership attribution and instrument terms

F1: The shares of common stock reported reflects a quarterly payment to directors for Q3 2026 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Cerence Inc.

Report date April 04, 2022 · Filed April 05, 2022

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect92,433 Ending reported balance After 2022-04-04 transaction · row 2
2 source rows · reconciled sequence

Row 1 · 2022-04-04 · Grant · Acquired 61,622 · Balance 61,622

F1: Grant of Restricted Stock Units subject to the Restricted Stock Unit Agreement. Shares vest one-third on each of October 1, 2022, 2023, and 2024

Row 2 · 2022-04-04 · Grant · Acquired 30,811 · Balance 92,433

F2: Grant of Restricted Stock Units subject to the Restricted Stock Unit Agreement. Shares vest 100% on April 4, 2025.

Filing footnotes · ownership attribution and instrument terms

F1: Grant of Restricted Stock Units subject to the Restricted Stock Unit Agreement. Shares vest one-third on each of October 1, 2022, 2023, and 2024

F2: Grant of Restricted Stock Units subject to the Restricted Stock Unit Agreement. Shares vest 100% on April 4, 2025.

Endurance International Group Holdings, Inc.

Report date February 10, 2021 · Filed February 10, 2021

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect0 Reported balance After 2021-02-10 transaction · row 1 Sequence does not reconcile; account continuity is unresolved.
1 source row

Row 1 · 2021-02-10 · Disposition to issuer · Disposed 598,605 · Balance 0

F1: Disposed of pursuant to the Agreement and Plan of Merger dated as of November 1, 2020 among issuer, Endure Digital Intermediate Holdings, Inc. (formerly known as Razorback Technology Intermediate Holdings, Inc.) and Endure Digital, Inc. (formerly known as Razorback technology, Inc.) (the "Merger Agreement"), pursuant to which Endure Digital, Inc. merged with and into the issuer (the "Merger") effective as of February 10, 2021. Pursuant to the Merger Agreement, at the effective time of the Merger (the "Effective Time"), each share of the Company's common stock automatically converted into the right to receive $9.50 per share in cash (the "Merger Consideration").

Common StockSEC Table I · non-derivativeDirect0 Reported balance After 2021-02-10 transaction · row 2 Sequence does not reconcile; account continuity is unresolved.
1 source row

Row 2 · 2021-02-10 · Disposition to issuer · Disposed 708,689 · Balance 0

F2: Pursuant to the Merger Agreement, restricted stock units outstanding immediately prior to the Effective Time were vested in full, automatically canceled and converted into the right to receive the Merger Consideration for each underlying share on the closing date.

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $14.82Direct0 Reported balance After 2021-02-10 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2021-02-10 · Disposition to issuer · Disposed 253,036 · Balance 0

F3: This option, which provided for vesting of one-fourth of the shares on September 15, 2016 and vested in equal monthly installments thereafter until September 15, 2019, was canceled in the Merger and converted into the right to receive, for each underlying share, the difference between the exercise price of the option and the Merger Consideration.

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $11.10Direct0 Reported balance After 2021-02-10 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2021-02-10 · Disposition to issuer · Disposed 337,837 · Balance 0

F4: This option, which provided for vesting of one-fourth of the shares on April 1, 2017 and vested in equal monthly installments thereafter until April 1, 2020, was canceled in the Merger and converted into the right to receive, for each underlying share, the difference between the exercise price of the option and the Merger Consideration.

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $7.50Direct0 Reported balance After 2021-02-10 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2021-02-10 · Disposition to issuer · Disposed 143,333 · Balance 0

F5: This option, which provided for vesting of one-third of the shares on April 26, 2019 and vesting in equal monthly installments thereafter until April 26, 2021, was canceled in the Merger and converted into the right to receive, for each underlying share, the difference between the exercise price of the option and the Merger Consideration.

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $7.99Direct0 Reported balance After 2021-02-10 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2021-02-10 · Disposition to issuer · Disposed 125,155 · Balance 0

F6: This option, which provided for vesting of one-third of the shares on February 6, 2020 and vesting in equal monthly installments thereafter until February 6, 2022, was canceled in the Merger and converted into the right to receive, for each underlying share, the difference between the exercise price of the option and the Merger Consideration.

Filing footnotes · ownership attribution and instrument terms

F1: Disposed of pursuant to the Agreement and Plan of Merger dated as of November 1, 2020 among issuer, Endure Digital Intermediate Holdings, Inc. (formerly known as Razorback Technology Intermediate Holdings, Inc.) and Endure Digital, Inc. (formerly known as Razorback technology, Inc.) (the "Merger Agreement"), pursuant to which Endure Digital, Inc. merged with and into the issuer (the "Merger") effective as of February 10, 2021. Pursuant to the Merger Agreement, at the effective time of the Merger (the "Effective Time"), each share of the Company's common stock automatically converted into the right to receive $9.50 per share in cash (the "Merger Consideration").

F2: Pursuant to the Merger Agreement, restricted stock units outstanding immediately prior to the Effective Time were vested in full, automatically canceled and converted into the right to receive the Merger Consideration for each underlying share on the closing date.

F3: This option, which provided for vesting of one-fourth of the shares on September 15, 2016 and vested in equal monthly installments thereafter until September 15, 2019, was canceled in the Merger and converted into the right to receive, for each underlying share, the difference between the exercise price of the option and the Merger Consideration.

F4: This option, which provided for vesting of one-fourth of the shares on April 1, 2017 and vested in equal monthly installments thereafter until April 1, 2020, was canceled in the Merger and converted into the right to receive, for each underlying share, the difference between the exercise price of the option and the Merger Consideration.

F5: This option, which provided for vesting of one-third of the shares on April 26, 2019 and vesting in equal monthly installments thereafter until April 26, 2021, was canceled in the Merger and converted into the right to receive, for each underlying share, the difference between the exercise price of the option and the Merger Consideration.

F6: This option, which provided for vesting of one-third of the shares on February 6, 2020 and vesting in equal monthly installments thereafter until February 6, 2022, was canceled in the Merger and converted into the right to receive, for each underlying share, the difference between the exercise price of the option and the Merger Consideration.

SBA COMMUNICATIONS CORP

Report date March 05, 2026 · Filed March 09, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Class A Common StockSEC Table I · non-derivativeDirect5,411.626 Reported balance After 2026-03-06 transaction · row 1 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 1 · 2026-03-06 · Exercise / conversion · Acquired 2,072 · Balance 5,411.626

F1: Includes 19.176 shares acquired through a dividend reinvestment plan.

Class A Common StockSEC Table I · non-derivativeDirect4,596.294 Reported balance After 2026-03-06 transaction · row 2 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 2 · 2026-03-06 · Tax withholding · Disposed 815.332 · Balance 4,596.294

F2: Shares withheld for payment of tax liability.

Class A Common StockSEC Table I · non-derivativeDirect7,047.294 Reported balance After 2026-03-06 transaction · row 3 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 3 · 2026-03-06 · Exercise / conversion · Acquired 2,451 · Balance 7,047.294

Class A Common StockSEC Table I · non-derivativeDirect6,068.508 Reported balance After 2026-03-06 transaction · row 4 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 4 · 2026-03-06 · Tax withholding · Disposed 978.786 · Balance 6,068.508

F2: Shares withheld for payment of tax liability.

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect2,072 Reported balance After 2026-03-06 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2026-03-06 · Exercise / conversion · Disposed 2,072 · Balance 2,072

F3: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F5: These restricted stock units vest in accordance with the following schedule: 2,071 vested on the first anniversary; 2,072 vested on the second anniversary and 2,072 will vest on the third anniversary of the grant date (March 6, 2024).

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect4,903 Reported balance After 2026-03-06 transaction · row 8 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 8 · 2026-03-06 · Exercise / conversion · Disposed 2,451 · Balance 4,903

F3: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F8: These restricted stock units vest in accordance with the following schedule: 2,451 vested on the first anniversary; 2,451 will vest on the second anniversary and 2,452 vest on the third anniversary of the grant date (March 6, 2025).

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect8,561 Reported balance After 2026-03-05 transaction · row 10 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 10 · 2026-03-05 · Grant · Acquired 8,561 · Balance 8,561

F3: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F10: These restricted stock units vest in accordance with the following schedule: 2,853 vest on the first anniversary and 2,854 vest on the second and third anniversaries of the grant date (March 5, 2026).

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect1,588 Reported balance Holding disclosure · report date 2026-03-05 · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · Balance 1,588

F3: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F4: These restricted stock units vest in accordance with the following schedule: 1,588 vested on each of the first and second anniversaries and 1,588 vests on the third anniversary of the grant date (October 17, 2023).

Perfomance Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect8,561 Reported balance After 2026-03-05 transaction · row 11 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 11 · 2026-03-05 · Grant · Acquired 8,561 · Balance 8,561

F6: Each performance restricted stock unit represents a contingent right to received one share of Class A Common Stock.

F11: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will best on March 5, 2029. The number of shares of Class A Common Stock that will be earned subject to decrease or increase (up to 200%) based on the results of the performance conditions.

Performance Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect6,215 Reported balance Holding disclosure · report date 2026-03-05 · row 7 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 7 · Balance 6,215

F6: Each performance restricted stock unit represents a contingent right to received one share of Class A Common Stock.

F7: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will vest on March 6, 2027. The number of shares of Class A Common Stock that will be earned is subject to decrease or increase (up to 200%) based on the results of the performance conditions.

Performance Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect7,354 Reported balance Holding disclosure · report date 2026-03-05 · row 9 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 9 · Balance 7,354

F6: Each performance restricted stock unit represents a contingent right to received one share of Class A Common Stock.

F9: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will vest on March 6, 2028. The number of shares of Class A Common Stock that will be earned is subject to decrease or increase (up to 200%) based on the results of the performance conditions.

Filing footnotes · ownership attribution and instrument terms

F1: Includes 19.176 shares acquired through a dividend reinvestment plan.

F2: Shares withheld for payment of tax liability.

F3: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F4: These restricted stock units vest in accordance with the following schedule: 1,588 vested on each of the first and second anniversaries and 1,588 vests on the third anniversary of the grant date (October 17, 2023).

F5: These restricted stock units vest in accordance with the following schedule: 2,071 vested on the first anniversary; 2,072 vested on the second anniversary and 2,072 will vest on the third anniversary of the grant date (March 6, 2024).

F6: Each performance restricted stock unit represents a contingent right to received one share of Class A Common Stock.

F7: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will vest on March 6, 2027. The number of shares of Class A Common Stock that will be earned is subject to decrease or increase (up to 200%) based on the results of the performance conditions.

F8: These restricted stock units vest in accordance with the following schedule: 2,451 vested on the first anniversary; 2,451 will vest on the second anniversary and 2,452 vest on the third anniversary of the grant date (March 6, 2025).

F9: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will vest on March 6, 2028. The number of shares of Class A Common Stock that will be earned is subject to decrease or increase (up to 200%) based on the results of the performance conditions.

F10: These restricted stock units vest in accordance with the following schedule: 2,853 vest on the first anniversary and 2,854 vest on the second and third anniversaries of the grant date (March 5, 2026).

F11: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will best on March 5, 2029. The number of shares of Class A Common Stock that will be earned subject to decrease or increase (up to 200%) based on the results of the performance conditions.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
September 30, 2026 Filed Oct 1, 2026 02:29 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 3,445 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000010 · form4-09302026_100942.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,287

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q3 2026 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
June 30, 2026 Filed Jun 30, 2026 21:03 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 3,445 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000008 · form4-06302026_090609.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,842

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q2 2026 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
March 31, 2026 Filed Mar 31, 2026 21:39 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 3,445 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000006 · form4-03312026_090350.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,397

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q1 2026 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
March 06, 2026 Filed Mar 9, 2026 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionRestricted Stock Units · Derivative 2,451 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000005 · form4-03092026_060307.xml · derivative · entry 8

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,903

Underlying: Class A Common Stock · 2,451 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F8 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 2,451 vested on the first anniversary; 2,451 will vest on the second anniversary and 2,452 vest on the third anniversary of the grant date (March 6, 2025).

F8 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 2,451 vested on the first anniversary; 2,451 will vest on the second anniversary and 2,452 vest on the third anniversary of the grant date (March 6, 2025).

Read SEC document
March 06, 2026 Filed Mar 9, 2026 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionRestricted Stock Units · Derivative 2,072 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000005 · form4-03092026_060307.xml · derivative · entry 6

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,072

Underlying: Class A Common Stock · 2,072 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F5 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 2,071 vested on the first anniversary; 2,072 vested on the second anniversary and 2,072 will vest on the third anniversary of the grant date (March 6, 2024).

F5 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 2,071 vested on the first anniversary; 2,072 vested on the second anniversary and 2,072 will vest on the third anniversary of the grant date (March 6, 2024).

Read SEC document
March 06, 2026 Filed Mar 9, 2026 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Tax withholdingClass A Common Stock 978.786 $195.69 $191,538.63
Disclosure

SEC source: 0001456823-26-000005 · form4-03092026_060307.xml · nonDerivative · entry 4

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,068.508

F2 · shares: Shares withheld for payment of tax liability.

Read SEC document
March 06, 2026 Filed Mar 9, 2026 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionClass A Common Stock 2,451 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000005 · form4-03092026_060307.xml · nonDerivative · entry 3

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,047.294

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 06, 2026 Filed Mar 9, 2026 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Tax withholdingClass A Common Stock 815.332 $195.69 $159,552.32
Disclosure

SEC source: 0001456823-26-000005 · form4-03092026_060307.xml · nonDerivative · entry 2

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,596.294

F2 · shares: Shares withheld for payment of tax liability.

Read SEC document
March 06, 2026 Filed Mar 9, 2026 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionClass A Common Stock 2,072 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000005 · form4-03092026_060307.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,411.626

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 19.176 shares acquired through a dividend reinvestment plan.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 GrantPerfomance Restricted Stock Units · Derivative 8,561 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000005 · form4-03092026_060307.xml · derivative · entry 11

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,561

Underlying: Class A Common Stock · 8,561 shares

Expires not disclosed

F6 · derivative.exercise_price: Each performance restricted stock unit represents a contingent right to received one share of Class A Common Stock.

F11 · derivative.exercise_date: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will best on March 5, 2029. The number of shares of Class A Common Stock that will be earned subject to decrease or increase (up to 200%) based on the results of the performance conditions.

F11 · derivative.expiration_date: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will best on March 5, 2029. The number of shares of Class A Common Stock that will be earned subject to decrease or increase (up to 200%) based on the results of the performance conditions.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 GrantRestricted Stock Units · Derivative 8,561 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000005 · form4-03092026_060307.xml · derivative · entry 10

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,561

Underlying: Class A Common Stock · 8,561 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F10 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 2,853 vest on the first anniversary and 2,854 vest on the second and third anniversaries of the grant date (March 5, 2026).

F10 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 2,853 vest on the first anniversary and 2,854 vest on the second and third anniversaries of the grant date (March 5, 2026).

Read SEC document
December 31, 2025 Filed Jan 5, 2026 21:41 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 3,388 $0.00 $0.00
Disclosure

SEC source: 0001456823-26-000003 · form4-01052026_090116.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,952

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q4 2025 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
October 17, 2025 Filed Oct 27, 2025 22:39 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionRestricted Stock Units · Derivative 1,588 $0.00 $0.00
Disclosure

SEC source: 0001456823-25-000006 · form4-10272025_101006.xml · derivative · entry 3

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,588

Underlying: Class A Common Stock · 1,588 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F4 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 1,588 vested on each of the first and second anniversaries and 1,588 vests on the third anniversary of the grant date (October 17, 2023).

F4 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 1,588 vested on each of the first and second anniversaries and 1,588 vests on the third anniversary of the grant date (October 17, 2023).

Read SEC document
October 17, 2025 Filed Oct 27, 2025 22:39 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Tax withholdingClass A Common Stock 624.878 $197.42 $123,363.41
Disclosure

SEC source: 0001456823-25-000006 · form4-10272025_101006.xml · nonDerivative · entry 2

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,320.45

F2 · shares: Shares withheld for payment of tax liability.

Read SEC document
October 17, 2025 Filed Oct 27, 2025 22:39 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionClass A Common Stock 1,588 $0.00 $0.00
Disclosure

SEC source: 0001456823-25-000006 · form4-10272025_101006.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,945.328

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 36.401 shares acquired through a dividend reinvestment plan.

Read SEC document
September 30, 2025 Filed Oct 1, 2025 21:30 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 2,395 $0.00 $0.00
Disclosure

SEC source: 0001456823-25-000004 · form4-10012025_091059.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,564

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q3 2025 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

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June 30, 2025 Filed Jul 1, 2025 21:45 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,968 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-018745 · form4-07012025_090726.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,169

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q2 2025 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
March 31, 2025 Filed Mar 31, 2025 21:23 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,352 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-009269 · form4-03312025_090300.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,201

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q1 2025 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

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March 06, 2025 Filed Mar 10, 2025 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 GrantPerformance Restricted Stock Units · Derivative 7,354 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-007580 · form4-03102025_060301.xml · derivative · entry 7

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,354

Underlying: Class A Common Stock · 7,354 shares

Expires not disclosed

F5 · derivative.exercise_price: Each performance restricted stock unit represents a contingent right to received one share of Class A Common Stock.

F8 · derivative.exercise_date: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will vest on March 6, 2028. The number of shares of Class A Common Stock that will be earned is subject to decrease or increase (up to 200%) based on the results of the performance conditions.

F8 · derivative.expiration_date: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will vest on March 6, 2028. The number of shares of Class A Common Stock that will be earned is subject to decrease or increase (up to 200%) based on the results of the performance conditions.

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March 06, 2025 Filed Mar 10, 2025 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 GrantRestricted Stock Units · Derivative 7,354 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-007580 · form4-03102025_060301.xml · derivative · entry 6

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,354

Underlying: Class A Common Stock · 7,354 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F7 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 2,451 vest on the first and second anniversaries and 2,452 vest on the third anniversary of the grant date (March 6, 2025).

F7 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 2,451 vest on the first and second anniversaries and 2,452 vest on the third anniversary of the grant date (March 6, 2025).

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March 06, 2025 Filed Mar 10, 2025 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionRestricted Stock Units · Derivative 2,071 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-007580 · form4-03102025_060301.xml · derivative · entry 4

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,144

Underlying: Class A Common Stock · 2,071 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F4 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 2,071 vest on the first anniversary and 2,072 vest on the second and third anniversaries of the grant date (March 6, 2024).

F4 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 2,071 vest on the first anniversary and 2,072 vest on the second and third anniversaries of the grant date (March 6, 2024).

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March 06, 2025 Filed Mar 10, 2025 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Tax withholdingClass A Common Stock 814.938 $220.38 $179,596.04
Disclosure

SEC source: 0001415889-25-007580 · form4-03102025_060301.xml · nonDerivative · entry 2

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,320.927

F1 · shares: Shares withheld for the payment of tax liability.

Read SEC document
March 06, 2025 Filed Mar 10, 2025 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionClass A Common Stock 2,071 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-007580 · form4-03102025_060301.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,135.865

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
January 01, 2025 Filed Jan 2, 2025 21:07 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,254 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-000078 · form4-01022025_090150.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,849

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q4 2024 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
October 17, 2024 Filed Oct 18, 2024 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionRestricted Stock Units · Derivative 1,588 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-025432 · form4-10182024_061001.xml · derivative · entry 3

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,176

Underlying: Class A Common Stock · 1,588 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F4 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 1,588 vest on the first through third anniversaries of the grant date (October 17, 2023).

F4 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 1,588 vest on the first through third anniversaries of the grant date (October 17, 2023).

Read SEC document
October 17, 2024 Filed Oct 18, 2024 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Tax withholdingClass A Common Stock 624.877 $248.75 $155,438.15
Disclosure

SEC source: 0001415889-24-025432 · form4-10182024_061001.xml · nonDerivative · entry 2

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,064.865

F2 · shares: Shares withheld for payment of tax liability.

Read SEC document
October 17, 2024 Filed Oct 18, 2024 22:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 Exercise / conversionClass A Common Stock 1,588 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-025432 · form4-10182024_061001.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,689.742

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 0.512 shares acquired through a dividend reinvestment plan.

Read SEC document
October 01, 2024 Filed Oct 2, 2024 13:51 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,452 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-024281 · form4-10022024_011048.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,595

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q3 2024 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
July 01, 2024 Filed Jul 1, 2024 20:01 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,675 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-018573 · form4-07012024_080755.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,143

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q2 2024 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
June 11, 2024 Filed Jun 11, 2024 20:38 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Purchasecommon stock 10,000 $52.61 $526,130.00
Disclosure

SEC source: 0001415889-24-016367 · form4-06112024_080649.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,468

Read SEC document
April 01, 2024 Filed Apr 1, 2024 16:45 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,370 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-009505 · form4-04012024_040434.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,468

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q1 2024 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
March 06, 2024 Filed Mar 8, 2024 23:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 GrantPerformance Restricted Stock Units · Derivative 6,215 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-007422 · form4-03082024_060304.xml · derivative · entry 4

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,215

Underlying: Class A Common Stock · 6,215 shares

Expires not disclosed

F5 · derivative.exercise_price: Each performance restricted stock unit represents a contingent right to received one share of Class A Common Stock.

F6 · derivative.exercise_date: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will vest on March 6, 2027. The number of shares of Class A Common Stock that will be earned at the end of the three-year performance period is subject to decrease or increase (up to 200%) based on the results of the performance conditions.

F6 · derivative.expiration_date: These performance restricted stock units will be earned based upon the Issuer's performance on each of three different financial metrics during the three-year performance period. Once earned, the performance restricted stock units will vest on March 6, 2027. The number of shares of Class A Common Stock that will be earned at the end of the three-year performance period is subject to decrease or increase (up to 200%) based on the results of the performance conditions.

Read SEC document
March 06, 2024 Filed Mar 8, 2024 23:30 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 GrantRestricted Stock Units · Derivative 6,215 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-007422 · form4-03082024_060304.xml · derivative · entry 3

Montagner Marc · CIK 0001456823 · EVP - CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,215

Underlying: Class A Common Stock · 6,215 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F4 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 2,072 vest on the first and second anniversaries and 2,071 vest on the third anniversary of the grant date (March 6, 2024).

F4 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 2,072 vest on the first and second anniversaries and 2,071 vest on the third anniversary of the grant date (March 6, 2024).

Read SEC document
January 01, 2024 Filed Jan 3, 2024 14:30 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,403 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-000133 · form4-01032024_020121.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,098

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q4 2023 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
November 14, 2023 Filed Nov 15, 2023 20:20 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Salecommon stock 10,550 $65.83 $694,518.11
Disclosure

SEC source: 0001415889-23-015149 · form4-11152023_081153.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,695

Read SEC document
October 17, 2023 Filed Oct 19, 2023 21:32 UTC SBA COMMUNICATIONS CORP SBAC · Entity 3263 GrantRestricted Stock Units · Derivative 4,764 $0.00 $0.00
Disclosure

SEC source: 0001209191-23-053194 · doc4.xml · derivative · entry 1

Montagner Marc · CIK 0001456823 · EVP - Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,764

Underlying: Class A Common Stock · 4,764 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.

F2 · derivative.exercise_date: These restricted stock units vest in accordance with the following schedule: 1,588 vest on the first through third anniversaries of the grant date (October 17, 2023).

F2 · derivative.expiration_date: These restricted stock units vest in accordance with the following schedule: 1,588 vest on the first through third anniversaries of the grant date (October 17, 2023).

Read SEC document
October 01, 2023 Filed Oct 3, 2023 14:03 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,433 $0.00 $0.00
Disclosure

SEC source: 0001415889-23-013795 · form4-10032023_021045.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,245

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q3 2023 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
July 01, 2023 Filed Jul 5, 2023 14:36 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,435 $0.00 $0.00
Disclosure

SEC source: 0001415889-23-010650 · form4-07052023_020700.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · DIRECTOR NOMINEE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,812

F1 · shares: The shares of common stock reported reflects a quarterly payment to directors for Q2 2023 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
April 01, 2023 Filed Apr 5, 2023 14:43 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,456 $0.00 $0.00
Disclosure

SEC source: 0001140361-23-016613 · form4.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,377

F1 · shares: The shares of common stock reported reflect a quarterly payment to directors for Q1 2023 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
January 03, 2023 Filed Jan 4, 2023 16:21 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,709 $0.00 $0.00
Disclosure

SEC source: 0001567619-23-000089 · doc1.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,921

F1 · shares: The shares of common stock reported reflect a quarterly payment to directors for Q4 2022 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
November 09, 2022 Filed Nov 15, 2022 14:46 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Purchasecommon stock 5,000 $54.90 $274,500.00
Disclosure

SEC source: 0001567619-22-020346 · doc1.xml · nonDerivative · entry 2

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,212

Read SEC document
November 09, 2022 Filed Nov 15, 2022 14:46 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Purchasecommon stock 5,000 $54.85 $274,250.00
Disclosure

SEC source: 0001567619-22-020346 · doc1.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,212

Read SEC document
October 01, 2022 Filed Oct 3, 2022 19:30 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,626 $0.00 $0.00
Disclosure

SEC source: 0001567619-22-018043 · doc1.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,212

F1 · shares: The shares of common stock reported reflect a quarterly payment to directors for Q3 2022 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
July 01, 2022 Filed Jul 1, 2022 18:50 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,524 $0.00 $0.00
Disclosure

SEC source: 0001567619-22-013585 · doc1.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,586

F1 · shares: The shares of common stock reported reflect a quarterly payment to directors for Q2 2022 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
April 04, 2022 Filed Apr 5, 2022 20:26 UTC Cerence Inc. CRNC · Entity 5708 GrantCommon Stock 30,811 $0.01 $308.11
Disclosure

SEC source: 0001667731-22-000124 · montagner04042022.xml · nonDerivative · entry 2

Montagner Marc · CIK 0001456823 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,433

F2 · shares: Grant of Restricted Stock Units subject to the Restricted Stock Unit Agreement. Shares vest 100% on April 4, 2025.

Read SEC document
April 04, 2022 Filed Apr 5, 2022 20:26 UTC Cerence Inc. CRNC · Entity 5708 GrantCommon Stock 61,622 $0.01 $616.22
Disclosure

SEC source: 0001667731-22-000124 · montagner04042022.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,622

F1 · shares: Grant of Restricted Stock Units subject to the Restricted Stock Unit Agreement. Shares vest one-third on each of October 1, 2022, 2023, and 2024

Read SEC document
April 01, 2022 Filed Apr 4, 2022 13:24 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,462 $0.00 $0.00
Disclosure

SEC source: 0001567619-22-007914 · doc1.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,062

F1 · shares: The shares of common stock reported reflect a quarterly payment to directors for Q1 2022 service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
November 18, 2021 Filed Nov 18, 2021 19:37 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Giftcommon stock 650 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-020738 · doc1.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,600

F1 · shares: Mr. Montagner, a director of the company, made a tax deductible donation.

Read SEC document
October 01, 2021 Filed Oct 1, 2021 13:34 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,750 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-017683 · doc1.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,250

F1 · shares: The shares of common stock reported reflect a quarterly payment to directors for service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document
July 01, 2021 Filed Jul 2, 2021 13:21 UTC COGENT COMMUNICATIONS HOLDINGS, INC. CCOI · Entity 1298 Grantcommon stock 1,750 $0.00 $0.00
Disclosure

SEC source: 0001567619-21-012894 · doc1.xml · nonDerivative · entry 1

Montagner Marc · CIK 0001456823 · director nominee

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,500

F1 · shares: The shares of common stock reported reflect a quarterly payment to directors for service. All shares are owned directly by Mr. Montagner, a director of Cogent Communications Holdings, Inc.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.