Whalen Daniel T

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PRESIDENT, NETWORK AND CLOUD at ARRIS International plc · on record since Dec 15, 2016
Chief Product Officer at ADTRAN Holdings, Inc. · on record since Sep 27, 2019
Director at HARMONIC INC. · on record since Aug 4, 2021

Insider trading activity of Whalen Daniel T

Transactions on record: 71; since Mar 29, 2017

Purchases: 7; $252.4K

Sales: 1; $302.5K

Companies traded: 3; last filing Mar 18, 2026

Figures computed from official regulatory filings — .

Companies where Whalen Daniel T has traded

HARMONIC INC.19 tx · $74.9K · Mar 18, 2026
ADTRAN Holdings, Inc.3 tx · $262.9K · Feb 19, 2020
ARRIS International plc49 tx · $1.6M · Apr 8, 2019

Track record of Whalen Daniel T

Statistical track record

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Purchases: 7

Last buy: Aug 1, 2025

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Transaction history of Whalen Daniel T

Co-insiders of Whalen Daniel T

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
HARMONIC INC.Listing on record	Mar 18, 2026	AwardD (derivative)	18,756	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 18, 2026	Exercise	16,143	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 18, 2026	ExerciseD (derivative)	-16,143	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Aug 4, 2025	Buy	2,000	8.25 USD	$16.5K	conv 38	SEC
HARMONIC INC.Listing on record	Jun 2, 2025	Buy	2,000	8.99 USD	$18K	conv 39	SEC
HARMONIC INC.Listing on record	Feb 26, 2025	Buy	1,000	9.99 USD	$10K	conv 42Cluster	SEC
HARMONIC INC.Listing on record	Feb 24, 2025	Buy	1,000	10.08 USD	$10.1K	conv 59ClusterFirst in 12mo	SEC
HARMONIC INC.Listing on record	Feb 24, 2025	AwardD (derivative)	16,143	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 24, 2025	Buy	2,000	10.19 USD	$20.4K	conv 66ClusterFirst in 12mo	SEC
HARMONIC INC.Listing on record	Feb 19, 2025	ExerciseD (derivative)	-5,840	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 19, 2025	Exercise	5,840	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Aug 23, 2024	AwardD (derivative)	5,840	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 21, 2023	AwardD (derivative)	10,446	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 17, 2023	ExerciseD (derivative)	-14,395	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 17, 2023	Exercise	14,395	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 22, 2022	AwardD (derivative)	14,395	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 17, 2022	ExerciseD (derivative)	-10,123	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 17, 2022	Exercise	10,123	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Aug 4, 2021	AwardD (derivative)	10,123	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ADTRAN Holdings, Inc.Listing unverified	Feb 19, 2020	Buy	6,500	8.71 USD	$56.6K	conv 39	SEC
ADTRAN Holdings, Inc.Listing unverified	Feb 19, 2020	Buy	13,500	8.95 USD	$120.8K	conv 87First in 12mo	SEC
ADTRAN Holdings, Inc.Listing unverified	Oct 15, 2019	Award	9,700	8.81 USD	$85.5K		SEC
ARRIS International plcListing unverified	Apr 8, 2019	OtherD (derivative)	-9,314	—	n/a (No price was disclosed in the filing)		SEC
ARRIS International plcListing unverified	Apr 8, 2019	OtherD (derivative)	-33,870	—	n/a (No price was disclosed in the filing)		SEC
ARRIS International plcListing unverified	Apr 8, 2019	OtherD (derivative)	-5,150	—	n/a (No price was disclosed in the filing)		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
HARMONIC INC.Listing on record	Mar 18, 2026	AwardD (derivative)	18,756	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 18, 2026	Exercise	16,143	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 18, 2026	ExerciseD (derivative)	-16,143	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Aug 4, 2025	Buy	2,000	8.25 USD	$16.5K	conv 38	SEC
HARMONIC INC.Listing on record	Jun 2, 2025	Buy	2,000	8.99 USD	$18K	conv 39	SEC
HARMONIC INC.Listing on record	Feb 26, 2025	Buy	1,000	9.99 USD	$10K	conv 42Cluster	SEC
HARMONIC INC.Listing on record	Feb 24, 2025	Buy	1,000	10.08 USD	$10.1K	conv 59ClusterFirst in 12mo	SEC
HARMONIC INC.Listing on record	Feb 24, 2025	AwardD (derivative)	16,143	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 24, 2025	Buy	2,000	10.19 USD	$20.4K	conv 66ClusterFirst in 12mo	SEC
HARMONIC INC.Listing on record	Feb 19, 2025	ExerciseD (derivative)	-5,840	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 19, 2025	Exercise	5,840	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Aug 23, 2024	AwardD (derivative)	5,840	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 21, 2023	AwardD (derivative)	10,446	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 17, 2023	ExerciseD (derivative)	-14,395	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 17, 2023	Exercise	14,395	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 22, 2022	AwardD (derivative)	14,395	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 17, 2022	ExerciseD (derivative)	-10,123	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Feb 17, 2022	Exercise	10,123	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARMONIC INC.Listing on record	Aug 4, 2021	AwardD (derivative)	10,123	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ADTRAN Holdings, Inc.Listing unverified	Feb 19, 2020	Buy	6,500	8.71 USD	$56.6K	conv 39	SEC
ADTRAN Holdings, Inc.Listing unverified	Feb 19, 2020	Buy	13,500	8.95 USD	$120.8K	conv 87First in 12mo	SEC
ADTRAN Holdings, Inc.Listing unverified	Oct 15, 2019	Award	9,700	8.81 USD	$85.5K		SEC
ARRIS International plcListing unverified	Apr 8, 2019	OtherD (derivative)	-9,314	—	n/a (No price was disclosed in the filing)		SEC
ARRIS International plcListing unverified	Apr 8, 2019	OtherD (derivative)	-33,870	—	n/a (No price was disclosed in the filing)		SEC
ARRIS International plcListing unverified	Apr 8, 2019	OtherD (derivative)	-5,150	—	n/a (No price was disclosed in the filing)		SEC