Ann M. Leen

Insider

First SEC filing: July 30, 2020 · Latest: July 30, 2020

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.

Insider at

KLRS selling Nov. 16, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 13 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

13 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 2, 2023	KLRS	A	81,250	—	—	473,594 Direct	+20.71%	Acquired	(price as of 2026-08-21)
Feb. 2, 2023	KLRS	A	43,750	—	—	124,006 Direct	+54.51%	Acquired	(price as of 2026-08-21)
Aug. 16, 2022	KLRS	A	15,000	—	—	43,000 Direct	+53.57%	Acquired	(price as of 2026-08-21)
July 1, 2022	KLRS	A	26,000	—	—	392,344 Direct	+7.10%	Acquired	(price as of 2026-08-21)
July 1, 2022	KLRS	A	14,000	—	—	65,256 Direct	+27.31%	Acquired	(price as of 2026-08-21)
Jan. 18, 2022	KLRS	A	56,744	—	—	366,344 Direct	+18.33%	Acquired	(price as of 2026-08-21)
Jan. 18, 2022	KLRS	A	23,256	—	—	51,256 Direct	+83.06%	Acquired	(price as of 2026-08-21)
Nov. 16, 2021	KLRS	S 10b5-1	100	$21.76	$2,176	2,288,154 Indirect	0.00%	Disposed	-99.2% (price as of 2026-08-21)
Nov. 15, 2021	KLRS	S 10b5-1	6,122	$21.92	$134,194	2,288,254 Indirect	-0.27%	Disposed	-99.2% (price as of 2026-08-21)
Nov. 12, 2021	KLRS	S 10b5-1	500	$23.18	$11,590	2,294,376 Indirect	-0.02%	Disposed	-99.2% (price as of 2026-08-21)
Nov. 12, 2021	KLRS	S 10b5-1	14,266	$22.26	$317,561	2,294,876 Indirect	-0.62%	Disposed	-99.2% (price as of 2026-08-21)
May 10, 2021	KLRS	S	150,000	$22.75	$3,412,500	2,309,142 Indirect	-6.10%	Disposed	-99.2% (price as of 2026-08-21)
March 16, 2021	KLRS	S 10b5-1	3,025	$30.00	$90,750	2,459,142 Indirect	-0.12%	Disposed	-99.4% (price as of 2026-08-21)
March 1, 2021	KLRS	S 10b5-1	3,159	$39.18	$123,770	2,462,167 Indirect	-0.13%	Disposed	-99.5% (price as of 2026-08-21)
March 1, 2021	KLRS	S 10b5-1	6,359	$38.46	$244,567	2,465,326 Indirect	-0.26%	Disposed	-99.5% (price as of 2026-08-21)
Feb. 23, 2021	KLRS	S 10b5-1	800	$40.56	$32,448	2,471,685 Indirect	-0.03%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 23, 2021	KLRS	S 10b5-1	1,907	$39.59	$75,498	2,472,485 Indirect	-0.08%	Disposed	-99.5% (price as of 2026-08-21)
Feb. 23, 2021	KLRS	S 10b5-1	1,492	$38.83	$57,934	2,474,392 Indirect	-0.06%	Disposed	-99.5% (price as of 2026-08-21)
Feb. 22, 2021	KLRS	S 10b5-1	4,506	$42.84	$193,037	2,475,884 Indirect	-0.18%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 22, 2021	KLRS	S 10b5-1	1,200	$41.54	$49,848	2,480,390 Indirect	-0.05%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 19, 2021	KLRS	S 10b5-1	7,541	$41.75	$314,837	2,481,590 Indirect	-0.30%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 18, 2021	KLRS	S 10b5-1	1,300	$41.50	$53,950	2,489,131 Indirect	-0.05%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 18, 2021	KLRS	S 10b5-1	1,100	$40.44	$44,484	2,490,431 Indirect	-0.04%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 18, 2021	KLRS	S 10b5-1	300	$39.20	$11,760	2,491,531 Indirect	-0.01%	Disposed	-99.5% (price as of 2026-08-21)
Feb. 17, 2021	KLRS	S 10b5-1	1,386	$41.28	$57,214	2,491,831 Indirect	-0.06%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 17, 2021	KLRS	S 10b5-1	400	$39.85	$15,940	2,493,217 Indirect	-0.02%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 17, 2021	KLRS	S 10b5-1	500	$38.63	$19,315	2,493,617 Indirect	-0.02%	Disposed	-99.5% (price as of 2026-08-21)
Feb. 16, 2021	KLRS	S 10b5-1	200	$42.79	$8,558	2,494,117 Indirect	-0.01%	Disposed	-99.6% (price as of 2026-08-21)
Feb. 16, 2021	KLRS	S 10b5-1	2,850	$41.82	$119,187	2,494,317 Indirect	-0.11%	Disposed	-99.6% (price as of 2026-08-21)
Jan. 19, 2021	KLRS	A	52,000	—	—	52,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 19, 2021	KLRS	A	28,000	—	—	28,000 Direct	—	Acquired	(price as of 2026-08-21)
Nov. 30, 2020	KLRS	G	60,394	—	—	60,394 Indirect	—	Acquired	(price as of 2026-08-21)
Nov. 30, 2020	KLRS	G	60,394	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 3, 2020	KLRS	C	3,631,293	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 3, 2020	KLRS	C	2,436,773	—	—	2,436,773 Indirect	—	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.

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
Feb. 2, 2023	KLRS	Stock Option (Right to Buy)	Common Stock (81,250)	$6.65	Feb. 2, 2033	81,250	Acquired
July 1, 2022	KLRS	Stock Option (Right to Buy)	Common Stock (26,000)	$4.13	July 1, 2032	26,000	Acquired
Jan. 18, 2022	KLRS	Stock Option (Right to Buy)	Common Stock (56,744)	$9.15	Jan. 18, 2032	56,744	Acquired
Jan. 19, 2021	KLRS	Stock Option (Right to Buy)	Common Stock (52,000)	$42.15	Jan. 19, 2031	52,000	Acquired
Aug. 3, 2020	KLRS	Series A-3 Convertible Preferred Stock	Common Stock (2,436,773)	—	—	3,631,293	Disposed

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

Initial ownership (Form 3) 5 holdings

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

Date	Ticker	Security	Shares	Ownership
July 30, 2020	KLRS	Common Stock	60,394	Direct
July 30, 2020	KLRS	Series A-3 Convertible Preferred Stock→ Common Stock (2,436,773)	2,436,773	Indirect
Dec. 28, 2018	MRKR	Common Stock	1,993,059	Direct
Dec. 28, 2018	MRKR	Warrants to Acquire Common Stock→ Common Stock (722,783)	722,783	Direct
Dec. 28, 2018	MRKR	Employee Stock Option (Right to Buy) [F1]→ Common Stock (500,000)	500,000	Direct