Daniel L Harrington

Insider

First SEC filing: Feb. 9, 2016 · Latest: Feb. 9, 2016

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

TDC selling March 1, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 82 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

82 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 1, 2021	TDC	F	17,405	$42.13	$733,273	237,646 Direct	-6.82%	Disposed	-33.7% (price as of 2026-08-20)
March 1, 2021	TDC	F	8,992	$42.13	$378,833	255,051 Direct	-3.41%	Disposed	-33.7% (price as of 2026-08-20)
March 1, 2021	TDC	F	2,136	$42.13	$89,990	264,043 Direct	-0.80%	Disposed	-33.7% (price as of 2026-08-20)
March 1, 2021	TDC	A	9,770	—	—	266,179 Direct	+3.81%	Acquired	(price as of 2026-08-20)
March 1, 2021	TDC	S 10b5-1	7,741	$40.03	$309,872	256,409 Direct	-2.93%	Disposed	-30.3% (price as of 2026-08-20)
Feb. 26, 2021	TDC	F	7,614	$41.03	$312,402	264,150 Direct	-2.80%	Disposed	-32.0% (price as of 2026-08-20)
Feb. 25, 2021	TDC	A	15,355	$41.03	$630,016	271,764 Direct	+5.99%	Acquired	-32.0% (price as of 2026-08-20)
Feb. 1, 2021	TDC	F	27,156	$27.82	$755,480	256,246 Direct	-9.58%	Disposed	0.3% (price as of 2026-08-20)
Feb. 1, 2021	TDC	A	54,330	—	—	283,402 Direct	+23.72%	Acquired	(price as of 2026-08-20)
Dec. 4, 2020	TDC	S	11,250	$22.32	$251,100	229,072 Direct	-4.68%	Disposed	25.1% (price as of 2026-08-20)
Nov. 30, 2020	TDC	F	7,354	$22.40	$164,730	240,322 Direct	-2.97%	Disposed	24.6% (price as of 2026-08-20)
March 2, 2020	TDC	F	1,848	$20.87	$38,568	246,851 Direct	-0.74%	Disposed	33.8% (price as of 2026-08-20)
March 1, 2020	TDC	A	54,410	—	—	143,390 Direct	+61.15%	Acquired	(price as of 2026-08-20)
March 1, 2020	TDC	A	105,309	—	—	248,699 Direct	+73.44%	Acquired	(price as of 2026-08-20)
Feb. 10, 2020	TDC	F	9,326	$23.33	$217,576	88,980 Direct	-9.49%	Disposed	19.7% (price as of 2026-08-20)
March 1, 2019	TDC	A	12,923	—	—	97,521 Direct	+15.28%	Acquired	(price as of 2026-08-20)
Feb. 22, 2019	TDC	F	2,800	$46.89	$131,292	84,598 Direct	-3.20%	Disposed	-40.5% (price as of 2026-08-20)
Feb. 11, 2019	TDC	F	8,942	$46.28	$413,836	87,398 Direct	-9.28%	Disposed	-39.7% (price as of 2026-08-20)
Feb. 7, 2019	TDC	F	7,097	$45.86	$325,468	96,340 Direct	-6.86%	Disposed	-39.1% (price as of 2026-08-20)
Feb. 4, 2019	TDC	A	14,130	—	—	103,437 Direct	+15.82%	Acquired	(price as of 2026-08-20)
Dec. 3, 2018	TDC	F	3,688	$38.26	$141,103	89,307 Direct	-3.97%	Disposed	-27.0% (price as of 2026-08-20)
Aug. 13, 2018	TDC	S	13,000	$40.35	$524,550	92,995 Direct	-12.26%	Disposed	-30.8% (price as of 2026-08-20)
May 15, 2018	TDC	F	11,501	$38.00	$437,038	105,995 Direct	-9.79%	Disposed	-26.5% (price as of 2026-08-20)
April 30, 2018	TDC	F	3,856	$40.92	$157,788	117,496 Direct	-3.18%	Disposed	-31.8% (price as of 2026-08-20)
Feb. 22, 2018	TDC	F	1,953	$36.61	$71,499	121,352 Direct	-1.58%	Disposed	-23.8% (price as of 2026-08-20)
Feb. 15, 2018	TDC	F	187	$40.10	$7,499	123,305 Direct	-0.15%	Disposed	-30.4% (price as of 2026-08-20)
Feb. 15, 2018	TDC	F	6,316	$35.00	$221,060	123,492 Direct	-4.87%	Disposed	-20.2% (price as of 2026-08-20)
Feb. 9, 2018	TDC	A	54,101	—	—	129,808 Direct	+71.46%	Acquired	(price as of 2026-08-20)
Dec. 1, 2017	TDC	F	3,262	$37.73	$123,075	75,707 Direct	-4.13%	Disposed	-26.0% (price as of 2026-08-20)
Dec. 1, 2017	TDC	F	1,716	$37.73	$64,745	78,969 Direct	-2.13%	Disposed	-26.0% (price as of 2026-08-20)
Nov. 27, 2017	TDC	A	14,831	—	—	80,685 Direct	+22.52%	Acquired	(price as of 2026-08-20)
Feb. 22, 2017	TDC	F	2,206	$31.40	$69,268	65,854 Direct	-3.24%	Disposed	-11.1% (price as of 2026-08-20)
Feb. 22, 2017	TDC	A	16,936	—	—	68,060 Direct	+33.13%	Acquired	(price as of 2026-08-20)
Feb. 13, 2017	TDC	F	200	$29.94	$5,988	51,124 Direct	-0.39%	Disposed	-6.8% (price as of 2026-08-20)
Dec. 8, 2016	TDC	S	11,681	$28.00	$327,068	51,324 Direct	-18.54%	Disposed	-0.3% (price as of 2026-08-20)
Dec. 5, 2016	TDC	F	2,524	$27.23	$68,729	63,005 Direct	-3.85%	Disposed	2.5% (price as of 2026-08-20)
Dec. 1, 2016	TDC	F	2,795	$26.42	$73,844	65,529 Direct	-4.09%	Disposed	5.7% (price as of 2026-08-20)
Dec. 1, 2016	TDC	F	1,716	$26.42	$45,337	68,324 Direct	-2.45%	Disposed	5.7% (price as of 2026-08-20)
May 26, 2016	TDC	S	9,574	$27.60	$264,242	70,040 Direct	-12.03%	Disposed	1.1% (price as of 2026-08-20)
Feb. 7, 2016	TDC	F	200	$23.12	$4,624	79,614 Direct	-0.25%	Disposed	20.7% (price as of 2026-08-20)
Feb. 7, 2016	TDC	A	1,369	—	—	79,814 Direct	+1.75%	Acquired	(price as of 2026-08-20)
Feb. 11, 2015	TDC	F	838	$43.83	$36,730	36,427 Direct	-2.25%	Disposed	-36.3% (price as of 2026-08-20)
Dec. 1, 2014	TDC	A	33,883	—	—	33,883 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 1, 2014	TDC	A	13,693	—	—	37,265 Direct	+58.09%	Acquired	(price as of 2026-08-20)
Dec. 1, 2014	TDC	F	2,612	$44.43	$116,051	23,572 Direct	-9.98%	Disposed	-37.2% (price as of 2026-08-20)
Nov. 10, 2014	TDC	M	20,982	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 10, 2014	TDC	M	33,981	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 10, 2014	TDC	I	570	$42.79	$24,390	35,483 Indirect	-1.58%	Disposed	-34.8% (price as of 2026-08-20)
Nov. 10, 2014	TDC	S	20,982	$43.00	$902,226	26,184 Direct	-44.49%	Disposed	-35.1% (price as of 2026-08-20)
Nov. 10, 2014	TDC	M	20,982	$30.68	$643,728	47,166 Direct	+80.13%	Acquired	-9.0% (price as of 2026-08-20)
Nov. 10, 2014	TDC	S	33,981	$43.00	$1,461,183	26,184 Direct	-56.48%	Disposed	-35.1% (price as of 2026-08-20)
Nov. 10, 2014	TDC	M	33,981	$13.77	$467,918	60,165 Direct	+129.78%	Acquired	102.7% (price as of 2026-08-20)
Nov. 10, 2014	TDC	S	16,169	$43.02	$695,590	26,184 Direct	-38.18%	Disposed	-35.1% (price as of 2026-08-20)
Feb. 12, 2014	TDC	I	34,664	$42.79	$1,483,273	34,664 Indirect	—	Acquired	-34.8% (price as of 2026-08-20)
Feb. 11, 2014	TDC	F	837	$43.30	$36,242	42,353 Direct	-1.94%	Disposed	-35.5% (price as of 2026-08-20)
Dec. 3, 2013	TDC	A	34,816	—	—	34,816 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 3, 2013	TDC	A	6,716	—	—	43,190 Direct	+18.41%	Acquired	(price as of 2026-08-20)
Dec. 2, 2013	TDC	F	3,755	$45.81	$172,017	36,474 Direct	-9.33%	Disposed	-39.1% (price as of 2026-08-20)
Dec. 2, 2013	TDC	F	6,559	$45.81	$300,468	40,229 Direct	-14.02%	Disposed	-39.1% (price as of 2026-08-20)
Feb. 14, 2013	TDC	F	3,309	$62.15	$205,654	46,788 Direct	-6.61%	Disposed	-55.1% (price as of 2026-08-20)
Feb. 11, 2013	TDC	F	800	$62.26	$49,808	50,097 Direct	-1.57%	Disposed	-55.2% (price as of 2026-08-20)
Feb. 11, 2013	TDC	A	5,921	—	—	50,897 Direct	+13.16%	Acquired	(price as of 2026-08-20)
Nov. 27, 2012	TDC	A	26,122	—	—	26,122 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 27, 2012	TDC	A	4,711	—	—	44,976 Direct	+11.70%	Acquired	(price as of 2026-08-20)
Aug. 7, 2012	TDC	S	4,701	$74.00	$347,874	40,265 Direct	-10.45%	Disposed	-62.3% (price as of 2026-08-20)
May 16, 2012	TDC	M	6,941	—	—	33,981 Direct	-16.96%	Disposed	(price as of 2026-08-20)
May 16, 2012	TDC	S 10b5-1	6,941	$69.72	$483,927	44,966 Direct	-13.37%	Disposed	-60.0% (price as of 2026-08-20)
May 16, 2012	TDC	M	6,941	$13.77	$95,578	51,907 Direct	+15.44%	Acquired	102.7% (price as of 2026-08-20)
May 9, 2012	TDC	S 10b5-1	5,000	$70.47	$352,350	44,966 Direct	-10.01%	Disposed	-60.4% (price as of 2026-08-20)
May 9, 2012	TDC	M	5,000	$13.77	$68,850	49,966 Direct	+11.12%	Acquired	102.7% (price as of 2026-08-20)
May 2, 2012	TDC	M	5,000	—	—	40,922 Direct	-10.89%	Disposed	(price as of 2026-08-20)
May 2, 2012	TDC	M	5,000	—	—	45,922 Direct	-9.82%	Disposed	(price as of 2026-08-20)
May 2, 2012	TDC	S 10b5-1	5,000	$70.89	$354,450	44,966 Direct	-10.01%	Disposed	-60.6% (price as of 2026-08-20)
May 2, 2012	TDC	M	5,000	$13.77	$68,850	49,966 Direct	+11.12%	Acquired	102.7% (price as of 2026-08-20)
April 25, 2012	TDC	M	5,000	—	—	50,922 Direct	-8.94%	Disposed	(price as of 2026-08-20)
April 25, 2012	TDC	S 10b5-1	5,000	$67.80	$339,000	44,966 Direct	-10.01%	Disposed	-58.8% (price as of 2026-08-20)
April 25, 2012	TDC	M	5,000	$13.77	$68,850	49,966 Direct	+11.12%	Acquired	102.7% (price as of 2026-08-20)
April 18, 2012	TDC	M	5,000	—	—	55,922 Direct	-8.21%	Disposed	(price as of 2026-08-20)
April 18, 2012	TDC	S 10b5-1	5,000	$68.85	$344,250	44,966 Direct	-10.01%	Disposed	-59.5% (price as of 2026-08-20)
April 18, 2012	TDC	M	5,000	$13.77	$68,850	49,966 Direct	+11.12%	Acquired	102.7% (price as of 2026-08-20)
April 11, 2012	TDC	M	5,000	—	—	60,922 Direct	-7.58%	Disposed	(price as of 2026-08-20)
April 11, 2012	TDC	S 10b5-1	5,000	$67.01	$335,050	44,966 Direct	-10.01%	Disposed	-58.3% (price as of 2026-08-20)
April 11, 2012	TDC	M	5,000	$13.77	$68,850	49,966 Direct	+11.12%	Acquired	102.7% (price as of 2026-08-20)
April 4, 2012	TDC	M	5,000	—	—	65,922 Direct	-7.05%	Disposed	(price as of 2026-08-20)
April 4, 2012	TDC	S 10b5-1	5,000	$68.85	$344,250	44,966 Direct	-10.01%	Disposed	-59.5% (price as of 2026-08-20)
April 4, 2012	TDC	M	5,000	$13.77	$68,850	49,966 Direct	+11.12%	Acquired	102.7% (price as of 2026-08-20)
March 28, 2012	TDC	M	5,000	—	—	70,922 Direct	-6.59%	Disposed	(price as of 2026-08-20)
March 28, 2012	TDC	S 10b5-1	5,000	$68.42	$342,100	44,966 Direct	-10.01%	Disposed	-59.2% (price as of 2026-08-20)
March 28, 2012	TDC	M	5,000	$13.77	$68,850	49,966 Direct	+11.12%	Acquired	102.7% (price as of 2026-08-20)
March 21, 2012	TDC	M	5,000	—	—	75,922 Direct	-6.18%	Disposed	(price as of 2026-08-20)
March 21, 2012	TDC	S 10b5-1	5,000	$66.93	$334,650	44,966 Direct	-10.01%	Disposed	-58.3% (price as of 2026-08-20)
March 21, 2012	TDC	M	5,000	$13.77	$68,850	49,966 Direct	+11.12%	Acquired	102.7% (price as of 2026-08-20)
March 14, 2012	TDC	M	5,000	—	—	80,922 Direct	-5.82%	Disposed	(price as of 2026-08-20)
March 13, 2012	TDC	M	9,954	—	—	29,865 Direct	-25.00%	Disposed	(price as of 2026-08-20)
March 13, 2012	TDC	M	20,981	—	—	20,982 Direct	-50.00%	Disposed	(price as of 2026-08-20)
March 13, 2012	TDC	M	25,376	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 13, 2012	TDC	M	9,806	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 13, 2012	TDC	M	18,552	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 13, 2012	TDC	M	12,292	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 13, 2012	TDC	M	11,498	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)

Showing latest 100 of 170 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Dec. 1, 2014	TDC	Employee Stock Options (right to buy)	Common Stock (33,883)	$44.43	Dec. 1, 2024	33,883	Acquired
Nov. 10, 2014	TDC	Employee Stock Option	Common Stock (20,982)	$30.68	Nov. 30, 2019	20,982	Disposed
Nov. 10, 2014	TDC	Employee Stock Option	Common Stock (33,981)	$13.77	Dec. 1, 2018	33,981	Disposed
Dec. 3, 2013	TDC	Employee Stock Options (right to buy)	Common Stock (34,816)	$45.35	Dec. 3, 2023	34,816	Acquired
Nov. 27, 2012	TDC	Employee Stock Option (right to buy)	Common Stock (26,122)	$61.55	Nov. 27, 2022	26,122	Acquired
May 16, 2012	TDC	Employee Stock Options	Common Stock (6,941)	$13.77	Dec. 1, 2018	6,941	Disposed
May 2, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
May 2, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
April 25, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
April 18, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
April 11, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
April 4, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
March 28, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
March 21, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
March 14, 2012	TDC	Employee Stock Options	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
March 13, 2012	TDC	Employee Stock Options	Common Stock (9,954)	$41.09	Nov. 29, 2020	9,954	Disposed
March 13, 2012	TDC	Employee Stock Options	Common Stock (20,981)	$30.68	Nov. 30, 2019	20,981	Disposed
March 13, 2012	TDC	Employee Stock Options	Common Stock (25,376)	$27.98	Sept. 30, 2017	25,376	Disposed
March 13, 2012	TDC	Employee Stock Options	Common Stock (9,806)	$24.87	Feb. 28, 2017	9,806	Disposed
March 13, 2012	TDC	Employee Stock Options	Common Stock (18,552)	$22.31	Oct. 31, 2016	18,552	Disposed
March 13, 2012	TDC	Employee Stock Options	Common Stock (12,292)	$20.84	Feb. 13, 2016	12,292	Disposed
March 13, 2012	TDC	Employee Stock Options	Common Stock (11,498)	$21.01	March 1, 2015	11,498	Disposed
March 7, 2012	TDC	Employee Stock Opitons	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
Feb. 29, 2012	TDC	Employee Stock Opitons	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
Feb. 22, 2012	TDC	Employee Stock Opitons	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
Feb. 15, 2012	TDC	Employee Stock Opitons	Common Stock (5,000)	$13.77	Dec. 1, 2018	5,000	Disposed
Feb. 9, 2012	TDC	Employee Stock Option	Common Stock (30,000)	$13.77	Dec. 1, 2018	30,000	Disposed
Nov. 29, 2011	TDC	Employee Stock Option (right to buy)	Common Stock (28,606)	$50.70	Nov. 29, 2021	28,606	Acquired
Nov. 30, 2010	TDC	Employee Stock Option (right to buy)	Common Stock (39,819)	$41.09	Nov. 30, 2020	39,819	Acquired
Dec. 4, 2009	TDC	Employee Stock Option (right to buy)	Common Stock (6,805)	$12.21	March 1, 2014	6,805	Disposed
Dec. 4, 2009	TDC	Employee Stock Option (right to buy)	Common Stock (4,330)	$7.37	Aug. 4, 2013	4,330	Disposed
Dec. 1, 2009	TDC	Employee Stock Option (right to buy)	Common Stock (41,963)	$30.68	Dec. 1, 2019	41,963	Acquired
Dec. 2, 2008	TDC	Employee Stock Option (right to buy) [F1]	Common Stock (135,922)	$13.77	Dec. 2, 2018	135,922	Acquired
Dec. 2, 2008	TDC	Employee Stock Option (right to buy)	Common Stock (142,857)	$13.77	Dec. 2, 2018	142,857	Acquired
Oct. 1, 2007	TDC	Employee Stock Option	Common Stock (9,806)	$24.87	March 1, 2017	9,806	Acquired
Oct. 1, 2007	TDC	Employee Stock Option	Common Stock (18,552)	$22.31	Nov. 1, 2016	18,552	Acquired
Oct. 1, 2007	TDC	Employee Stock Option	Common Stock (12,292)	$20.84	Feb. 13, 2016	12,292	Acquired
Oct. 1, 2007	TDC	Employee Stock Option	Common Stock (11,498)	$21.01	March 1, 2015	11,498	Acquired
Oct. 1, 2007	TDC	Employee Stock Option	Common Stock (6,805)	$12.21	March 1, 2014	6,805	Acquired
Oct. 1, 2007	TDC	Employee Stock Option	Common Stock (4,330)	$7.37	Aug. 4, 2013	4,330	Acquired
Oct. 1, 2007	TDC	Employee Stock Option	Common Stock (25,376)	$27.98	Oct. 1, 2017	25,376	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 9 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Feb. 9, 2016	TDC	Common Stock	78,445	Direct
Feb. 9, 2016	TDC	Common Stock	37,267	Indirect
Feb. 9, 2016	TDC	Employee Stock Options→ Common Stock (29,865)	29,865	Direct
Feb. 9, 2016	TDC	Employee Stock Options→ Common Stock (28,606)	28,606	Direct
Feb. 9, 2016	TDC	Employee Stock Options→ Common Stock (26,122)	26,122	Direct
Feb. 9, 2016	TDC	Employee Stock Options→ Common Stock (34,816)	34,816	Direct
Feb. 9, 2016	TDC	Employee Stock Options→ Common Stock (33,883)	33,883	Direct
Feb. 9, 2016	TDC	Employee Stock Options→ Common Stock (41,416)	41,416	Direct
Aug. 24, 2007	TDC	No Securities Beneficially Owned	0	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

TDC

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2014	$410,000	—	—	—	$129,150	—	$14,397	$2,071,322
2013	$410,000	—	—	—	$153,750	—	$14,061	$1,802,376
2012	$381,012	—	—	—	$372,523	—	$14,208	$4,315,617

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.