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person · Reporting owner

Bell Charles H

Disclosed activity across 2 companies

Tapewire entity
37237
SEC CIK
0001971759

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
TWILIO INCTWLO · Entity 3109DirectorSeptember 15, 2026September 17, 2026
Tenable Holdings, Inc.TENB · Entity 4063DirectorOctober 05, 2026October 06, 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.

TWILIO INC

Report date September 15, 2026 · Filed September 17, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Class A Common StockSEC Table I · non-derivativeDirect18,565 Reported balance After 2026-09-15 transaction · row 1 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 1 · 2026-09-15 · Grant · Acquired 345 · Balance 18,565

F1: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2: Includes RSUs that have been deferred by the Reporting Person.

Filing footnotes · ownership attribution and instrument terms

F1: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2: Includes RSUs that have been deferred by the Reporting Person.

Tenable Holdings, Inc.

Report date October 05, 2026 · Filed October 06, 2026

This filing explicitly reported no securities owned.

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
October 05, 2026 Filed Oct 6, 2026 20:10 UTC Tenable Holdings, Inc. TENB · Entity 4063 GrantRestricted Stock Units · Derivative 10,386 $0.00 $0.00
Disclosure

SEC source: 0001971759-26-000008 · wk-form4_1791317421.xml · derivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,386

Underlying: Common Stock · 10,386 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock.

F2 · derivative.exercise_date: One third of the RSUs shall vest on each of October 5, 2027, October 5, 2028 and October 5, 2029, subject to the Reporting Person's continued service as a director through the applicable vesting dates and accelerated vesting in specified circumstances.

F2 · derivative.expiration_date: One third of the RSUs shall vest on each of October 5, 2027, October 5, 2028 and October 5, 2029, subject to the Reporting Person's continued service as a director through the applicable vesting dates and accelerated vesting in specified circumstances.

Read SEC document
September 15, 2026 Filed Sep 17, 2026 20:31 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 345 $0.00 $0.00
Disclosure

SEC source: 0001971759-26-000004 · wk-form4_1789677096.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,565

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
June 15, 2026 Filed Jun 17, 2026 20:25 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 399 $0.00 $0.00
Disclosure

SEC source: 0001447669-26-000057 · wk-form4_1781727909.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,220

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
March 15, 2026 Filed Mar 17, 2026 20:41 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 688 $0.00 $0.00
Disclosure

SEC source: 0001971759-26-000002 · wk-form4_1773780068.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,821

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
December 15, 2025 Filed Dec 17, 2025 21:33 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 641 $0.00 $0.00
Disclosure

SEC source: 0001971759-25-000005 · wk-form4_1766007213.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,133

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
September 15, 2025 Filed Sep 17, 2025 20:27 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 780 $0.00 $0.00
Disclosure

SEC source: 0001447669-25-000125 · wk-form4_1758140851.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,492

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
June 09, 2025 Filed Jun 11, 2025 20:35 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 706 $0.00 $0.00
Disclosure

SEC source: 0001447669-25-000088 · wk-form4_1749674135.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,712

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
March 15, 2025 Filed Mar 18, 2025 21:08 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 632 $0.00 $0.00
Disclosure

SEC source: 0001447669-25-000039 · wk-form4_1742332097.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,006

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
December 15, 2024 Filed Dec 17, 2024 21:44 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 749 $0.00 $0.00
Disclosure

SEC source: 0001447669-24-000196 · wk-form4_1734471878.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,374

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
September 15, 2024 Filed Sep 17, 2024 21:08 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 1,268 $0.00 $0.00
Disclosure

SEC source: 0001447669-24-000138 · wk-form4_1726607288.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,625

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
June 05, 2024 Filed Jun 7, 2024 20:30 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 1,256 $0.00 $0.00
Disclosure

SEC source: 0001447669-24-000084 · wk-form4_1717792251.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,357

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
March 15, 2024 Filed Mar 19, 2024 21:11 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 1,195 $0.00 $0.00
Disclosure

SEC source: 0001447669-24-000038 · wk-form4_1710882698.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,101

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
December 15, 2023 Filed Dec 19, 2023 21:39 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 1,153 $0.00 $0.00
Disclosure

SEC source: 0001447669-23-000243 · wk-form4_1703021947.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,906

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
September 15, 2023 Filed Sep 19, 2023 22:08 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 1,192 $0.00 $0.00
Disclosure

SEC source: 0001447669-23-000185 · wk-form4_1695161300.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,753

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

Read SEC document
June 12, 2023 Filed Jun 14, 2023 20:51 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 1,133 $0.00 $0.00
Disclosure

SEC source: 0001447669-23-000119 · wk-form4_1686775882.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,561

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2 · balance_after: A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

Read SEC document
March 28, 2023 Filed Mar 30, 2023 23:14 UTC TWILIO INC TWLO · Entity 3109 GrantClass A Common Stock 6,428 $0.00 $0.00
Disclosure

SEC source: 0001447669-23-000080 · wf-form4_168021804718268.xml · nonDerivative · entry 1

Bell Charles H · CIK 0001971759 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,428

F1 · shares: The shares reported in this transaction represent Restricted Stock Units ("RSUs"), each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs shall vest as follows: 10.6% of the RSUs will vest on June 22, 2023, the one year anniversary of our last annual meeting of stockholders (the "Initial Vesting Date"), 44.7% of the RSUs will vest on the one year anniversary of the Initial Vesting Date and 44.7% of the RSUs will vest on the two year anniversary of the Initial Vesting Date, subject, in each case, to continued service as a director of the Issuer through each such vesting date.

F2 · balance_after: These shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A common stock.

F3 · balance_after: Includes RSUs that have been deferred by the Reporting Person.

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.