Ann M Dennison

Insider

First SEC filing: April 9, 2025 · Latest: April 9, 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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

NDAQ selling Nov. 1, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 29 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

29 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Nov. 1, 2023	NDAQ	S	5,150	$49.41	$254,462	59,359 Direct	-7.98%	Disposed	96.2% (price as of 2026-08-20)
July 21, 2023	NDAQ	S	5,100	$50.05	$255,255	64,509 Direct	-7.33%	Disposed	93.7% (price as of 2026-08-20)
April 3, 2023	NDAQ	F	1,973	$54.40	$107,331	69,204 Direct	-2.77%	Disposed	78.2% (price as of 2026-08-20)
April 3, 2023	NDAQ	A	7,352	—	—	71,177 Direct	+11.52%	Acquired	(price as of 2026-08-20)
Feb. 22, 2023	NDAQ	F	16,265	$57.10	$928,732	63,825 Direct	-20.31%	Disposed	69.8% (price as of 2026-08-20)
Feb. 22, 2023	NDAQ	A	31,860	—	—	80,089 Direct	+66.06%	Acquired	(price as of 2026-08-20)
Dec. 31, 2022	NDAQ	F	2,116	$61.76	$130,684	48,229 Direct	-4.20%	Disposed	57.0% (price as of 2026-08-20)
Sept. 8, 2022	NDAQ	S	6,500	$62.00	$403,000	50,345 Direct	-11.43%	Disposed	56.4% (price as of 2026-08-20)
April 1, 2022	NDAQ	F	388	$181.92	$70,585	18,825 Direct	-2.02%	Disposed	59.9% (price as of 2026-08-20)
April 1, 2022	NDAQ	A	1,649	—	—	19,213 Direct	+9.39%	Acquired	(price as of 2026-08-20)
Feb. 23, 2022	NDAQ	F	2,597	$168.19	$436,789	17,564 Direct	-12.88%	Disposed	72.9% (price as of 2026-08-20)
Feb. 23, 2022	NDAQ	A	6,786	—	—	20,161 Direct	+50.74%	Acquired	(price as of 2026-08-20)
Dec. 31, 2021	NDAQ	F	1,479	$210.01	$310,605	13,375 Direct	-9.96%	Disposed	38.5% (price as of 2026-08-20)
Oct. 22, 2021	NDAQ	S	1,749	$200.76	$351,129	14,854 Direct	-10.53%	Disposed	44.9% (price as of 2026-08-20)
April 1, 2021	NDAQ	A	1,590	—	—	16,414 Direct	+10.73%	Acquired	(price as of 2026-08-20)
Feb. 23, 2021	NDAQ	F	1,621	$140.34	$227,491	14,824 Direct	-9.86%	Disposed	107.2% (price as of 2026-08-20)
Feb. 23, 2021	NDAQ	A	4,696	—	—	16,445 Direct	+39.97%	Acquired	(price as of 2026-08-20)
Feb. 3, 2021	NDAQ	S	2,034	$141.44	$287,689	11,749 Direct	-14.76%	Disposed	105.6% (price as of 2026-08-20)
Dec. 31, 2020	NDAQ	F	1,957	$132.74	$259,772	13,783 Direct	-12.43%	Disposed	119.1% (price as of 2026-08-20)
April 1, 2020	NDAQ	A	2,275	—	—	15,508 Direct	+17.19%	Acquired	(price as of 2026-08-20)
Feb. 25, 2020	NDAQ	F	1,360	$112.41	$152,878	13,233 Direct	-9.32%	Disposed	158.7% (price as of 2026-08-20)
Feb. 25, 2020	NDAQ	A	7,928	—	—	14,593 Direct	+118.95%	Acquired	(price as of 2026-08-20)
Dec. 31, 2019	NDAQ	F	1,971	$107.10	$211,094	6,665 Direct	-22.82%	Disposed	171.6% (price as of 2026-08-20)
July 30, 2019	NDAQ	S	5,496	$96.55	$530,639	8,610 Direct	-38.96%	Disposed	201.2% (price as of 2026-08-20)
Jan. 29, 2019	NDAQ	F	1,272	$85.81	$109,150	13,829 Direct	-8.42%	Disposed	238.9% (price as of 2026-08-20)
Jan. 29, 2019	NDAQ	A	7,763	—	—	15,101 Direct	+105.79%	Acquired	(price as of 2026-08-20)
Dec. 31, 2018	NDAQ	F	891	$81.57	$72,679	7,338 Direct	-10.83%	Disposed	256.6% (price as of 2026-08-20)
Nov. 5, 2018	NDAQ	F	192	$88.76	$17,042	8,229 Direct	-2.28%	Disposed	227.7% (price as of 2026-08-20)
Oct. 29, 2018	NDAQ	S	1,553	$83.67	$129,940	8,421 Direct	-15.57%	Disposed	247.6% (price as of 2026-08-20)
Jan. 30, 2018	NDAQ	A	3,595	—	—	9,648 Direct	+59.39%	Acquired	(price as of 2026-08-20)
Jan. 3, 2018	NDAQ	F	975	$77.66	$75,718	6,053 Direct	-13.87%	Disposed	274.5% (price as of 2026-08-20)
Jan. 3, 2018	NDAQ	A	2,407	—	—	7,028 Direct	+52.09%	Acquired	(price as of 2026-08-20)
Jan. 2, 2018	NDAQ	F	510	$76.74	$39,137	4,621 Direct	-9.94%	Disposed	279.0% (price as of 2026-08-20)
Nov. 3, 2017	NDAQ	F	209	$72.40	$15,132	5,131 Direct	-3.91%	Disposed	301.7% (price as of 2026-08-20)
Aug. 22, 2017	NDAQ	S	1,170	$76.32	$89,294	5,340 Direct	-17.97%	Disposed	281.1% (price as of 2026-08-20)
Jan. 30, 2017	NDAQ	A	4,216	—	—	6,135 Direct	+219.70%	Acquired	(price as of 2026-08-20)
Nov. 3, 2016	NDAQ	F	209	$64.16	$13,409	1,919 Direct	-9.82%	Disposed	353.3% (price as of 2026-08-20)

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) 4 holdings

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

Date	Ticker	Security	Shares	Ownership
April 9, 2025	CI	Common Stock, $.01 Par Value	2,920	Direct
April 9, 2025	CI	Employee Stock Option (Right to Buy)→ Common Stock, $.01 Par Value (5,806)	5,806	Direct
April 9, 2025	CI	Employee Stock Option (Right to Buy)→ Common Stock, $.01 Par Value (5,414)	5,414	Direct
April 11, 2016	NDAQ	Common Stock, par value $0.01 per share	1,686	Direct

Compensation (DEF 14A)

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

NDAQ

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2023	$629,808	—	$2,683,143	—	$1,229,732	—	$2,107,538	$6,650,221
2022	$568,269	—	$1,547,306	—	$1,144,020	—	$37,560	$3,297,155
2021	$529,630	—	$1,543,459	—	$1,415,845	—	$31,891	$3,520,825

CI

CFO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$773,077	—	$2,307,330	$500,064	$1,075,000	—	$36,055	$4,691,526

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