Katherine Carolyn Harper

Insider

First SEC filing: Aug. 19, 2024 · Latest: Aug. 19, 2024

On this page

Insider at

0 buys (P) 0 sells (S) Net: $0 + 9 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

9 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 15, 2024	MOD	A	1,320	—	—	15,429 Direct	+9.36%	Acquired	(price as of 2026-08-21)
Aug. 17, 2023	MOD	A	3,427	—	—	14,109 Direct	+32.08%	Acquired	(price as of 2026-08-21)
Sept. 30, 2016	TROX	F	65,142	$9.37	$610,381	112,920 Direct	-36.58%	Disposed	-38.8% (price as of 2026-08-21)
Sept. 16, 2016	TROX	F	508	$8.78	$4,460	178,062 Direct	-0.28%	Disposed	-34.7% (price as of 2026-08-21)
Feb. 24, 2016	TROX	A	124,728	$3.80	$473,966	183,570 Direct	+211.97%	Acquired	50.9% (price as of 2026-08-21)
Aug. 6, 2015	TROX	P	10,000	$10.96	$109,600	58,842 Direct	+20.47%	Acquired	-47.7% (price as of 2026-08-21)
Feb. 10, 2015	TROX	F	2,924	$20.99	$61,375	31,285 Direct	-8.55%	Disposed	-72.7% (price as of 2026-08-21)
Sept. 16, 2014	TROX	F	568	$28.59	$16,239	34,209 Direct	-1.63%	Disposed	-79.9% (price as of 2026-08-21)
Feb. 10, 2014	TROX	A	26,894	$21.98	$591,130	26,894 Direct	—	Acquired	-73.9% (price as of 2026-08-21)
Feb. 10, 2014	TROX	A	24,777	$21.98	$544,598	34,777 Direct	+247.77%	Acquired	-73.9% (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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 10, 2014	TROX	Common Stock Options (right to buy)	Common Stock Class A (26,894)	$21.98	Feb. 10, 2024	26,894	Acquired

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

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

Date	Ticker	Security	Shares	Ownership
Nov. 2, 2021	MOD	Common stock	0	Direct
Sept. 25, 2013	TROX	Common Stock Class A	5,000	Direct
Sept. 25, 2013	TROX	Common Stock Class A	5,000	Direct

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

CFO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2013	$130,335	$0	—	—	$104,259	—	$32,949	$549,918

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