Keith Lamont Cummings

Insider

First SEC filing: June 2, 2020 · Latest: June 2, 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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

PLRX selling July 17, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 32 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

32 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 17, 2023	PLRX	S 10b5-1	19,771	$18.01	$356,076	203,999 Direct	-8.84%	Disposed	-93.5% (price as of 2026-08-20)
July 14, 2023	PLRX	A	38,750	—	—	223,770 Direct	+20.94%	Acquired	(price as of 2026-08-20)
June 13, 2023	PLRX	M	30,750	—	—	97,047 Direct	-24.06%	Disposed	(price as of 2026-08-20)
June 13, 2023	PLRX	M	30,750	$2.08	$63,960	185,020 Direct	+19.93%	Acquired	-43.8% (price as of 2026-08-20)
June 9, 2023	PLRX	M	5,800	—	—	127,797 Direct	-4.34%	Disposed	(price as of 2026-08-20)
June 9, 2023	PLRX	M	5,800	$2.08	$12,064	154,270 Direct	+3.91%	Acquired	-43.8% (price as of 2026-08-20)
March 30, 2023	PLRX	S 10b5-1	9,960	$26.52	$264,139	148,470 Direct	-6.29%	Disposed	-95.6% (price as of 2026-08-20)
March 29, 2023	PLRX	A	19,375	—	—	158,430 Direct	+13.93%	Acquired	(price as of 2026-08-20)
Jan. 25, 2023	PLRX	A	76,200	—	—	76,200 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 25, 2023	PLRX	A	54,000	—	—	138,424 Direct	+63.96%	Acquired	(price as of 2026-08-20)
Jan. 23, 2023	PLRX	M	17,500	—	—	18,198 Direct	-49.02%	Disposed	(price as of 2026-08-20)
Jan. 23, 2023	PLRX	M	12,500	—	—	133,597 Direct	-8.56%	Disposed	(price as of 2026-08-20)
Jan. 23, 2023	PLRX	S 10b5-1	30,000	$35.00	$1,050,000	84,424 Direct	-26.22%	Disposed	-96.7% (price as of 2026-08-20)
Jan. 23, 2023	PLRX	M	17,500	$6.22	$108,850	114,424 Direct	+18.06%	Acquired	-81.2% (price as of 2026-08-20)
Jan. 23, 2023	PLRX	M	12,500	$2.08	$26,000	96,924 Direct	+14.81%	Acquired	-43.8% (price as of 2026-08-20)
Dec. 22, 2022	PLRX	M	4,000	—	—	146,097 Direct	-2.66%	Disposed	(price as of 2026-08-20)
Dec. 22, 2022	PLRX	M	4,000	$2.08	$8,320	84,424 Direct	+4.97%	Acquired	-43.8% (price as of 2026-08-20)
Dec. 20, 2022	PLRX	S	9,643	$19.10	$184,181	80,424 Direct	-10.71%	Disposed	-93.9% (price as of 2026-08-20)
Dec. 19, 2022	PLRX	A	19,375	—	—	90,067 Direct	+27.41%	Acquired	(price as of 2026-08-20)
Sept. 3, 2021	PLRX	M	20,000	—	—	150,097 Direct	-11.76%	Disposed	(price as of 2026-08-20)
Sept. 3, 2021	PLRX	M	20,000	$2.08	$41,600	67,621 Direct	+42.00%	Acquired	-43.8% (price as of 2026-08-20)
March 5, 2021	PLRX	M	20,000	—	—	170,097 Direct	-10.52%	Disposed	(price as of 2026-08-20)
March 5, 2021	PLRX	M	20,000	$2.08	$41,600	47,621 Direct	+72.41%	Acquired	-43.8% (price as of 2026-08-20)
Jan. 23, 2021	PLRX	A	74,250	—	—	74,250 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 21, 2020	PLRX	M	4,500	—	—	190,097 Direct	-2.31%	Disposed	(price as of 2026-08-20)
Dec. 21, 2020	PLRX	M	4,500	$2.08	$9,360	27,621 Direct	+19.46%	Acquired	-43.8% (price as of 2026-08-20)
Dec. 1, 2020	PLRX	M	7,143	—	—	35,698 Direct	-16.67%	Disposed	(price as of 2026-08-20)
Dec. 1, 2020	PLRX	M	11,591	—	—	194,597 Direct	-5.62%	Disposed	(price as of 2026-08-20)
Dec. 1, 2020	PLRX	S 10b5-1	846	$30.72	$25,989	23,121 Direct	-3.53%	Disposed	-96.2% (price as of 2026-08-20)
Dec. 1, 2020	PLRX	S 10b5-1	14,901	$30.21	$450,159	24 Direct	-99.84%	Disposed	-96.1% (price as of 2026-08-20)
Dec. 1, 2020	PLRX	S 10b5-1	1,848	$29.07	$53,721	38,868 Direct	-4.54%	Disposed	-96.0% (price as of 2026-08-20)
Dec. 1, 2020	PLRX	S 10b5-1	1,139	$28.24	$32,165	40,716 Direct	-2.72%	Disposed	-95.9% (price as of 2026-08-20)
Dec. 1, 2020	PLRX	M	7,143	$6.22	$44,429	41,855 Direct	+20.58%	Acquired	-81.2% (price as of 2026-08-20)
Dec. 1, 2020	PLRX	M	11,591	$2.08	$24,109	34,712 Direct	+50.13%	Acquired	-43.8% (price as of 2026-08-20)
June 5, 2020	PLRX	C	27,322	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
June 5, 2020	PLRX	C	3,821	—	—	23,121 Direct	+19.80%	Acquired	(price as of 2026-08-20)
April 30, 2020	PLRX	M	19,300	—	—	206,188 Direct	-8.56%	Disposed	(price as of 2026-08-20)
April 30, 2020	PLRX	M	19,300	$2.08	$40,144	19,300 Direct	—	Acquired	-43.8% (price as of 2026-08-20)
March 31, 2020	PLRX	A	42,841	—	—	42,841 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 28, 2020	PLRX	A	27,322	$13.08	$357,372	27,322 Direct	—	Acquired	-91.1% (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
June 13, 2023	PLRX	Stock Option (Right to Buy)	Common Stock (30,750)	$2.08	Jan. 24, 2029	30,750	Disposed
June 9, 2023	PLRX	Stock Option (Right to Buy)	Common Stock (5,800)	$2.08	Jan. 24, 2029	5,800	Disposed
Jan. 25, 2023	PLRX	Stock Option (right to buy)	Common Stock (76,200)	$34.65	Jan. 24, 2033	76,200	Acquired
Jan. 23, 2023	PLRX	Stock Option (right to buy)	Common Stock (17,500)	$6.22	March 30, 2030	17,500	Disposed
Jan. 23, 2023	PLRX	Stock Option (right to buy)	Common Stock (12,500)	$2.08	Jan. 23, 2029	12,500	Disposed
Dec. 22, 2022	PLRX	Stock Option (right to buy)	Common Stock (4,000)	$2.08	Jan. 23, 2029	4,000	Disposed
Sept. 3, 2021	PLRX	Stock Option (right to buy)	Common Stock (20,000)	$2.08	Jan. 23, 2029	20,000	Disposed
March 5, 2021	PLRX	Stock Option (right to buy)	Common Stock (20,000)	$2.08	Jan. 23, 2029	20,000	Disposed
Jan. 23, 2021	PLRX	Stock Option (right to buy)	Common Stock (74,250)	$26.50	Jan. 22, 2031	74,250	Acquired
Dec. 21, 2020	PLRX	Stock Option (right to buy)	Common Stock (4,500)	$2.08	Jan. 23, 2029	4,500	Disposed
Dec. 1, 2020	PLRX	Stock Option (right to buy)	Common Stock (7,143)	$6.22	March 30, 2030	7,143	Disposed
Dec. 1, 2020	PLRX	Stock Option (right to buy)	Common Stock (11,591)	$2.08	Jan. 23, 2029	11,591	Disposed
June 5, 2020	PLRX	Series C Preferred Stock	Common Stock (3,821)	—	—	27,322	Disposed
April 30, 2020	PLRX	Stock Option (right to buy)	Common Stock	—	Jan. 23, 2029	19,300	Disposed
March 31, 2020	PLRX	Stock Option (right to buy)	Common Stock	—	March 30, 2030	42,841	Acquired
Feb. 28, 2020	PLRX	Series C Preferred Stock	Common Stock (3,821)	—	—	27,322	Acquired

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

Initial ownership (Form 3) 4 holdings

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

Date	Ticker	Security	Shares	Ownership
June 2, 2020	PLRX	Common Stock	19,300	Direct
June 2, 2020	PLRX	Series C Preferred Stock→ Common Stock (3,821)	3,821	Direct
June 2, 2020	PLRX	Stock Option (right to buy)→ Common Stock (206,188)	206,188	Direct
June 2, 2020	PLRX	Stock Option (right to buy)→ Common Stock (42,841)	42,841	Direct

Compensation (DEF 14A)

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

PLRX

CFO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$503,876	$201,550	—	—	$100,775	—	$14,000	$2,397,337
2024	$484,496	—	—	—	$213,178	—	$15,400	$3,099,874
2023	$452,800	—	—	—	$217,344	—	$14,000	$4,438,908

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