Marc Montagner

Insider

First SEC filing: March 9, 2010 · Latest: March 9, 2010

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.
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

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 30 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

30 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 30, 2026	CCOI	A	3,445	—	—	99,842 Direct	+3.57%	Acquired	(price as of 2026-08-20)
Oct. 17, 2023	SBAC	A	4,764	—	—	4,764 Direct	—	Acquired	(price as of 2026-08-20)
April 1, 2023	CCOI	A	1,456	—	—	74,377 Direct	+2.00%	Acquired	(price as of 2026-08-20)
July 1, 2018	CCOI	A	1,750	—	—	43,250 Direct	+4.22%	Acquired	(price as of 2026-08-20)
May 18, 2018	CCOI	S	2,000	$50.00	$100,000	41,500 Direct	-4.60%	Disposed	-79.9% (price as of 2026-08-20)
April 1, 2018	CCOI	A	1,750	—	—	43,500 Direct	+4.19%	Acquired	(price as of 2026-08-20)
Jan. 1, 2018	CCOI	A	1,750	—	—	41,750 Direct	+4.38%	Acquired	(price as of 2026-08-20)
Dec. 15, 2017	CCOI	S	5,000	$47.00	$235,000	40,000 Direct	-11.11%	Disposed	-78.6% (price as of 2026-08-20)
Oct. 1, 2017	CCOI	A	1,750	—	—	45,000 Direct	+4.05%	Acquired	(price as of 2026-08-20)
July 1, 2017	CCOI	A	1,750	—	—	43,250 Direct	+4.22%	Acquired	(price as of 2026-08-20)
May 3, 2017	CCOI	A	1,750	—	—	41,500 Direct	+4.40%	Acquired	(price as of 2026-08-20)
Jan. 1, 2017	CCOI	A	1,750	—	—	39,750 Direct	+4.61%	Acquired	(price as of 2026-08-20)
Oct. 1, 2016	CCOI	A	1,875	—	—	38,000 Direct	+5.19%	Acquired	(price as of 2026-08-20)
July 1, 2016	CCOI	A	1,875	—	—	36,125 Direct	+5.47%	Acquired	(price as of 2026-08-20)
May 9, 2016	CCOI	S	10,000	$39.23	$392,300	34,250 Direct	-22.60%	Disposed	-74.4% (price as of 2026-08-20)
April 1, 2016	CCOI	A	1,875	—	—	44,250 Direct	+4.42%	Acquired	(price as of 2026-08-20)
Jan. 1, 2016	CCOI	A	1,875	—	—	42,375 Direct	+4.63%	Acquired	(price as of 2026-08-20)
Oct. 1, 2015	CCOI	A	1,875	—	—	40,500 Direct	+4.85%	Acquired	(price as of 2026-08-20)
July 1, 2015	CCOI	A	1,875	—	—	38,625 Direct	+5.10%	Acquired	(price as of 2026-08-20)
April 1, 2015	CCOI	A	1,875	—	—	36,750 Direct	+5.38%	Acquired	(price as of 2026-08-20)
Jan. 1, 2015	CCOI	A	1,875	—	—	34,875 Direct	+5.68%	Acquired	(price as of 2026-08-20)
Nov. 25, 2014	CCOI	S	7,500	$34.70	$260,250	33,000 Direct	-18.52%	Disposed	-71.1% (price as of 2026-08-20)
Oct. 1, 2014	CCOI	A	1,875	—	—	40,500 Direct	+4.85%	Acquired	(price as of 2026-08-20)
July 1, 2014	CCOI	A	1,875	—	—	38,625 Direct	+5.10%	Acquired	(price as of 2026-08-20)
April 1, 2014	CCOI	A	1,875	—	—	36,750 Direct	+5.38%	Acquired	(price as of 2026-08-20)
Jan. 1, 2014	CCOI	A	1,875	—	—	34,875 Direct	+5.68%	Acquired	(price as of 2026-08-20)
Oct. 1, 2013	CCOI	A	2,500	—	—	33,000 Direct	+8.20%	Acquired	(price as of 2026-08-20)
July 1, 2013	CCOI	A	2,500	—	—	30,500 Direct	+8.93%	Acquired	(price as of 2026-08-20)
April 1, 2013	CCOI	A	2,500	—	—	28,000 Direct	+9.80%	Acquired	(price as of 2026-08-20)
Jan. 1, 2013	CCOI	A	2,500	—	—	25,500 Direct	+10.87%	Acquired	(price as of 2026-08-20)
Oct. 1, 2012	CCOI	A	2,500	—	—	23,000 Direct	+12.20%	Acquired	(price as of 2026-08-20)
July 1, 2012	CCOI	A	2,500	—	—	20,500 Direct	+13.89%	Acquired	(price as of 2026-08-20)
April 1, 2012	CCOI	A	2,500	—	—	18,000 Direct	+16.13%	Acquired	(price as of 2026-08-20)
Jan. 1, 2012	CCOI	A	2,500	—	—	15,500 Direct	+19.23%	Acquired	(price as of 2026-08-20)
Jan. 6, 2011	CCOI	P	5,500	$13.98	$76,890	13,000 Direct	+73.33%	Acquired	-28.2% (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.

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
Oct. 17, 2023	SBAC	Restricted Stock Units	Class A Common Stock (4,764)	—	—	4,764	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
March 9, 2010	CCOI	common stock	7,500	Direct

Compensation (DEF 14A)

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

SBAC

CFO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$665,000	—	$3,358,239	—	$679,298	—	$23,831	$4,726,368
2024	$640,000	—	$2,744,457	—	$579,840	—	$18,225	$3,982,522

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