Kathleen R Cullen-Cote

Insider

First SEC filing: Aug. 6, 2019 · Latest: March 10, 2025

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Initial holdings The stakes this person held when they first started reporting.

Insider at

TDC selling March 7, 2025

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 36 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

36 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 7, 2025	TDC	S	1,755	$22.88	$40,154	142,707 Direct	-1.21%	Disposed	20.0% (price as of 2026-08-21)
March 6, 2025	TDC	F	3,285	$22.98	$75,489	144,462 Direct	-2.22%	Disposed	19.5% (price as of 2026-08-21)
March 4, 2025	TDC	S	1,881	$23.16	$43,564	147,747 Direct	-1.26%	Disposed	18.5% (price as of 2026-08-21)
March 3, 2025	TDC	A	42,514	—	—	149,628 Direct	+39.69%	Acquired	(price as of 2026-08-21)
March 3, 2025	TDC	F	1,882	$23.38	$44,001	107,114 Direct	-1.73%	Disposed	17.4% (price as of 2026-08-21)
March 3, 2025	TDC	S 10b5-1	5,955	$23.87	$142,146	108,996 Direct	-5.18%	Disposed	15.0% (price as of 2026-08-21)
Feb. 28, 2025	TDC	S 10b5-1	2,353	$23.39	$55,037	114,951 Direct	-2.01%	Disposed	17.4% (price as of 2026-08-21)
Feb. 27, 2025	TDC	F	2,355	$23.46	$55,248	116,403 Direct	-1.98%	Disposed	17.0% (price as of 2026-08-21)
Feb. 12, 2025	TDC	F	6,372	$24.62	$156,879	118,758 Direct	-5.09%	Disposed	11.5% (price as of 2026-08-21)
Feb. 12, 2025	TDC	A	18,282	—	—	125,130 Direct	+17.11%	Acquired	(price as of 2026-08-21)
Sept. 10, 2024	TDC	S	7,779	$27.51	$214,000	106,848 Direct	-6.79%	Disposed	-0.2% (price as of 2026-08-21)
Aug. 13, 2024	TDC	S	9,683	$25.94	$251,177	114,627 Direct	-7.79%	Disposed	5.8% (price as of 2026-08-21)
March 6, 2024	TDC	F	3,285	$38.82	$127,524	124,310 Direct	-2.57%	Disposed	-29.3% (price as of 2026-08-21)
March 5, 2024	TDC	S 10b5-1	26,275	$37.57	$987,152	127,595 Direct	-17.08%	Disposed	-26.9% (price as of 2026-08-21)
March 1, 2024	TDC	F	2,729	$38.56	$105,230	153,870 Direct	-1.74%	Disposed	-28.8% (price as of 2026-08-21)
March 1, 2024	TDC	F	3,150	$38.56	$121,464	156,599 Direct	-1.97%	Disposed	-28.8% (price as of 2026-08-21)
Feb. 27, 2024	TDC	A	21,184	—	—	159,204 Direct	+15.35%	Acquired	(price as of 2026-08-21)
Feb. 13, 2024	TDC	F	13,595	$48.79	$663,300	138,020 Direct	-8.97%	Disposed	-43.7% (price as of 2026-08-21)
Feb. 13, 2024	TDC	A	27,846	—	—	151,615 Direct	+22.50%	Acquired	(price as of 2026-08-21)
Aug. 11, 2023	TDC	S	6,000	$45.50	$273,000	123,769 Direct	-4.62%	Disposed	-39.7% (price as of 2026-08-21)
March 6, 2023	TDC	A	20,382	—	—	129,769 Direct	+18.63%	Acquired	(price as of 2026-08-21)
March 1, 2023	TDC	S	24,400	$40.78	$995,032	121,489 Direct	-16.73%	Disposed	-32.7% (price as of 2026-08-21)
March 1, 2023	TDC	F	6,224	$40.89	$254,499	115,265 Direct	-5.12%	Disposed	-32.9% (price as of 2026-08-21)
March 1, 2023	TDC	F	2,728	$40.89	$111,548	109,387 Direct	-2.43%	Disposed	-32.9% (price as of 2026-08-21)
March 1, 2023	TDC	F	3,150	$40.89	$128,804	112,115 Direct	-2.73%	Disposed	-32.9% (price as of 2026-08-21)
Feb. 13, 2023	TDC	F	35,420	$39.58	$1,401,924	145,121 Direct	-19.62%	Disposed	-30.6% (price as of 2026-08-21)
Feb. 13, 2023	TDC	A	72,981	—	—	180,541 Direct	+67.85%	Acquired	(price as of 2026-08-21)
Aug. 5, 2022	TDC	F	2,711	$35.71	$96,810	107,560 Direct	-2.46%	Disposed	-23.1% (price as of 2026-08-21)
Aug. 5, 2022	TDC	F	9,035	$35.71	$322,640	110,271 Direct	-7.57%	Disposed	-23.1% (price as of 2026-08-21)
March 3, 2022	TDC	S	22,443	$49.29	$1,106,215	119,306 Direct	-15.83%	Disposed	-44.3% (price as of 2026-08-21)
March 1, 2022	TDC	A	16,928	—	—	141,749 Direct	+13.56%	Acquired	(price as of 2026-08-21)
March 1, 2022	TDC	F	2,889	$49.45	$142,861	124,821 Direct	-2.26%	Disposed	-44.5% (price as of 2026-08-21)
March 1, 2022	TDC	F	5,709	$49.45	$282,310	127,710 Direct	-4.28%	Disposed	-44.5% (price as of 2026-08-21)
Feb. 7, 2022	TDC	F	19,081	$40.28	$768,583	132,961 Direct	-12.55%	Disposed	-31.9% (price as of 2026-08-21)
Feb. 7, 2022	TDC	A	42,778	—	—	152,042 Direct	+39.15%	Acquired	(price as of 2026-08-21)
Aug. 5, 2021	TDC	F	2,734	$50.64	$138,450	109,195 Direct	-2.44%	Disposed	-45.8% (price as of 2026-08-21)
Aug. 5, 2021	TDC	F	9,112	$50.64	$461,432	111,929 Direct	-7.53%	Disposed	-45.8% (price as of 2026-08-21)
March 1, 2021	TDC	F	5,709	$42.13	$240,520	120,590 Direct	-4.52%	Disposed	-34.8% (price as of 2026-08-21)
March 1, 2021	TDC	A	19,541	—	—	126,299 Direct	+18.30%	Acquired	(price as of 2026-08-21)
March 1, 2021	TDC	S 10b5-1	6,070	$40.03	$242,982	106,758 Direct	-5.38%	Disposed	-31.4% (price as of 2026-08-21)
Feb. 26, 2021	TDC	F	4,985	$41.03	$204,535	112,828 Direct	-4.23%	Disposed	-33.1% (price as of 2026-08-21)
Feb. 25, 2021	TDC	A	11,055	$41.03	$453,587	117,813 Direct	+10.36%	Acquired	-33.1% (price as of 2026-08-21)
Aug. 6, 2020	TDC	F	3,030	$20.57	$62,327	106,610 Direct	-2.76%	Disposed	33.4% (price as of 2026-08-21)
Aug. 6, 2020	TDC	F	10,100	$20.57	$207,757	109,640 Direct	-8.43%	Disposed	33.4% (price as of 2026-08-21)
March 1, 2020	TDC	A	38,613	—	—	118,875 Direct	+48.11%	Acquired	(price as of 2026-08-21)
Aug. 5, 2019	TDC	A	18,333	—	—	79,444 Direct	+30.00%	Acquired	(price as of 2026-08-21)
Aug. 5, 2019	TDC	A	61,111	—	—	61,111 Direct	—	Acquired	(price as of 2026-08-21)

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.

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
Aug. 6, 2019	TDC	No securities are beneficially owned	0	Direct