William Jefferson Jr.

CIK 1935312 · View on SEC EDGAR ↗

Insider

First SEC filing: July 5, 2022 · Latest: July 5, 2022

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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

NI selling Aug. 19, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 14 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

14 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 27, 2026	NI	F	3,478	$47.30	$164,509	98,375 Direct	-3.41%	Disposed	-12.2% (price as of 2026-08-21)
Feb. 27, 2026	NI	F	25,504	$47.30	$1,206,339	101,853 Direct	-20.03%	Disposed	-12.2% (price as of 2026-08-21)
Feb. 27, 2026	NI	A	60,623	$47.30	$2,867,468	127,357 Direct	+90.84%	Acquired	-12.2% (price as of 2026-08-21)
Jan. 21, 2026	NI	A	6,851	$43.79	$300,005	66,734 Direct	+11.44%	Acquired	-5.2% (price as of 2026-08-21)
Feb. 28, 2025	NI	F	1,980	$40.81	$80,804	59,883 Direct	-3.20%	Disposed	1.8% (price as of 2026-08-21)
Feb. 28, 2025	NI	F	15,047	$40.81	$614,068	61,863 Direct	-19.56%	Disposed	1.8% (price as of 2026-08-21)
Feb. 28, 2025	NI	A	36,039	$40.81	$1,470,752	76,910 Direct	+88.18%	Acquired	1.8% (price as of 2026-08-21)
Jan. 22, 2025	NI	A	7,742	$37.78	$292,493	40,871 Direct	+23.37%	Acquired	9.9% (price as of 2026-08-21)
Aug. 19, 2024	NI	S	4,364	$32.07	$139,953	33,129 Direct	-11.64%	Disposed	29.5% (price as of 2026-08-21)
July 1, 2024	NI	F	4,582	$28.70	$131,503	37,493 Direct	-10.89%	Disposed	44.7% (price as of 2026-08-21)
Jan. 24, 2024	NI	A	11,170	$25.18	$281,261	42,075 Direct	+36.14%	Acquired	64.9% (price as of 2026-08-21)
Aug. 4, 2023	NI	S	4,875	$26.80	$130,650	30,905 Direct	-13.62%	Disposed	54.9% (price as of 2026-08-21)
July 3, 2023	NI	F	3,561	$27.42	$97,643	35,780 Direct	-9.05%	Disposed	51.4% (price as of 2026-08-21)
Jan. 25, 2023	NI	A	7,977	$27.58	$220,006	39,341 Direct	+25.43%	Acquired	50.6% (price as of 2026-08-21)
July 1, 2022	NI	A	26,622	$30.05	$799,991	31,364 Direct	+561.41%	Acquired	38.2% (price as of 2026-08-21)
July 1, 2022	NI	A	4,742	$30.05	$142,497	4,742 Direct	—	Acquired	38.2% (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.

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
July 5, 2022	NI	Common Stock	0	Direct

Compensation (DEF 14A)

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

NI

Chief Operating and Safety Officer

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$645,833	—	$1,575,681	—	$707,188	—	$69,778	$2,998,480
2023	$537,500	—	$1,138,849	—	$805,242	—	$96,247	$2,577,838
2022	$237,500	$250,000	$1,496,725	—	$196,258	—	$16,493	$2,196,976

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