Derek J Leathers

Insider

First SEC filing: Feb. 25, 2026 · Latest: Feb. 25, 2026

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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.
Derivatives Options and other derivative holdings reported by this person.
Compensation Executive pay disclosed in company proxy statements.

Insider at

Insider transactions

2 buys (P) 0 sells (S) Net: $8,373 + 91 non-open-market transactions below Avg return of open purchases vs now: 36.3% 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

91 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 13, 2026	WERN	J	59,869	—	—	491,087 Direct	+13.88%	Acquired	(price as of 2026-08-20)
July 13, 2026	WERN	J	26,250	—	—	28,129 Indirect	-48.27%	Disposed	(price as of 2026-08-20)
July 13, 2026	WERN	J	6,019	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
July 13, 2026	WERN	J	27,600	—	—	21,440 Indirect	-56.28%	Disposed	(price as of 2026-08-20)
May 5, 2026	SKYW	A	1,219	—	—	4,019 Direct	+43.54%	Acquired	(price as of 2026-08-20)
Feb. 23, 2026	WERN	F	5,980	$32.80	$196,144	300,656 Direct	-1.95%	Disposed	14.3% (price as of 2026-08-20)
Feb. 13, 2026	WERN	F	9,911	$33.21	$329,144	306,636 Direct	-3.13%	Disposed	12.9% (price as of 2026-08-20)
Feb. 12, 2026	WERN	A	66,572	—	—	316,547 Direct	+26.63%	Acquired	(price as of 2026-08-20)
Feb. 9, 2026	WERN	F	7,345	$35.57	$261,262	249,975 Direct	-2.85%	Disposed	5.4% (price as of 2026-08-20)
Oct. 23, 2025	WERN	P	87	$28.83	$2,508	257,320 Direct	+0.03%	Acquired	30.1% (price as of 2026-08-20)
Oct. 3, 2025	WERN	P	223	$26.30	$5,865	257,233 Direct	+0.09%	Acquired	42.6% (price as of 2026-08-20)
July 24, 2025	WERN	P	86	$28.63	$2,462	257,011 Direct	+0.03%	Acquired	31.0% (price as of 2026-08-20)
July 14, 2025	WERN	J	130,562	—	—	387,882 Direct	+50.74%	Acquired	(price as of 2026-08-20)
July 14, 2025	WERN	J	31,195	—	—	54,379 Indirect	-36.45%	Disposed	(price as of 2026-08-20)
July 14, 2025	WERN	J	23,275	—	—	6,019 Indirect	-79.45%	Disposed	(price as of 2026-08-20)
July 14, 2025	WERN	J	32,700	—	—	49,040 Indirect	-40.00%	Disposed	(price as of 2026-08-20)
July 14, 2025	WERN	J	43,392	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
July 7, 2025	WERN	P	172	$29.14	$5,012	256,925 Direct	+0.07%	Acquired	28.7% (price as of 2026-08-20)
May 8, 2025	WERN	P	95	$25.48	$2,421	256,752 Direct	+0.04%	Acquired	47.2% (price as of 2026-08-20)
April 3, 2025	WERN	P	196	$29.88	$5,856	256,657 Direct	+0.08%	Acquired	25.5% (price as of 2026-08-20)
Feb. 23, 2025	WERN	F	5,980	$33.70	$201,526	256,257 Direct	-2.28%	Disposed	11.3% (price as of 2026-08-20)
Feb. 13, 2025	WERN	A	62,966	—	—	262,237 Direct	+31.60%	Acquired	(price as of 2026-08-20)
Feb. 9, 2025	WERN	F	7,568	$34.44	$260,642	199,271 Direct	-3.66%	Disposed	8.9% (price as of 2026-08-20)
Feb. 7, 2025	WERN	F	5,703	$34.44	$196,411	206,839 Direct	-2.68%	Disposed	8.9% (price as of 2026-08-20)
Jan. 16, 2025	WERN	P	65	$36.74	$2,388	256,461 Direct	+0.03%	Acquired	2.1% (price as of 2026-08-20)
Jan. 6, 2025	WERN	P	140	$36.37	$5,092	256,397 Direct	+0.05%	Acquired	3.1% (price as of 2026-08-20)
Oct. 23, 2024	WERN	A	63	$37.42	$2,357	212,542 Direct	+0.03%	Acquired	0.2% (price as of 2026-08-20)
Oct. 7, 2024	WERN	A	161	$36.42	$5,864	212,480 Direct	+0.08%	Acquired	3.0% (price as of 2026-08-20)
July 17, 2024	WERN	A	62	$37.40	$2,319	212,319 Direct	+0.03%	Acquired	0.3% (price as of 2026-08-20)
July 5, 2024	WERN	A	142	$35.32	$5,015	297,831 Direct	+0.05%	Acquired	6.2% (price as of 2026-08-20)
May 1, 2024	WERN	A	66	$34.90	$2,303	297,689 Direct	+0.02%	Acquired	7.5% (price as of 2026-08-20)
April 4, 2024	WERN	A	151	$38.71	$5,845	297,623 Direct	+0.05%	Acquired	-3.1% (price as of 2026-08-20)
Feb. 23, 2024	WERN	F	6,161	$40.72	$250,876	451,716 Direct	-1.35%	Disposed	-7.9% (price as of 2026-08-20)
Feb. 11, 2024	WERN	F	23,753	$41.61	$988,362	457,877 Direct	-4.93%	Disposed	-9.9% (price as of 2026-08-20)
Feb. 11, 2024	WERN	F	5,180	$41.61	$215,540	481,630 Direct	-1.06%	Disposed	-9.9% (price as of 2026-08-20)
Feb. 9, 2024	WERN	A	48,080	—	—	486,810 Direct	+10.96%	Acquired	(price as of 2026-08-20)
Feb. 7, 2024	WERN	F	5,703	$42.06	$239,868	438,730 Direct	-1.28%	Disposed	-10.8% (price as of 2026-08-20)
Jan. 26, 2024	WERN	A	51,303	—	—	444,433 Direct	+13.05%	Acquired	(price as of 2026-08-20)
Jan. 17, 2024	WERN	A	57	$39.51	$2,252	238,886 Direct	+0.02%	Acquired	-5.1% (price as of 2026-08-20)
Jan. 4, 2024	WERN	A	125	$40.74	$5,092	238,829 Direct	+0.05%	Acquired	-7.9% (price as of 2026-08-20)
Oct. 18, 2023	WERN	A	58	$38.41	$2,228	393,130 Direct	+0.01%	Acquired	-2.4% (price as of 2026-08-20)
Oct. 4, 2023	WERN	A	154	$38.07	$5,863	393,072 Direct	+0.04%	Acquired	-1.5% (price as of 2026-08-20)
July 19, 2023	WERN	A	50	$44.08	$2,204	392,918 Direct	+0.01%	Acquired	-14.9% (price as of 2026-08-20)
July 5, 2023	WERN	A	115	$43.56	$5,009	392,868 Direct	+0.03%	Acquired	-13.9% (price as of 2026-08-20)
May 3, 2023	WERN	A	44	$46.87	$2,062	392,753 Direct	+0.01%	Acquired	-20.0% (price as of 2026-08-20)
April 4, 2023	WERN	A	132	$44.24	$5,840	392,710 Direct	+0.03%	Acquired	-15.2% (price as of 2026-08-20)
Feb. 23, 2023	WERN	A	39,141	—	—	392,409 Direct	+11.08%	Acquired	(price as of 2026-08-20)
Feb. 13, 2023	WERN	F	25,827	$46.73	$1,206,896	353,268 Direct	-6.81%	Disposed	-19.7% (price as of 2026-08-20)
Feb. 13, 2023	WERN	F	5,629	$46.73	$263,043	379,095 Direct	-1.46%	Disposed	-19.7% (price as of 2026-08-20)
Feb. 11, 2023	WERN	F	5,180	$46.53	$241,025	384,724 Direct	-1.33%	Disposed	-19.4% (price as of 2026-08-20)
Feb. 11, 2023	WERN	F	3,940	$46.53	$183,328	389,904 Direct	-1.00%	Disposed	-19.4% (price as of 2026-08-20)
Feb. 7, 2023	WERN	F	5,875	$49.13	$288,639	393,844 Direct	-1.47%	Disposed	-23.7% (price as of 2026-08-20)
Jan. 26, 2023	WERN	A	55,782	—	—	399,719 Direct	+16.22%	Acquired	(price as of 2026-08-20)
Jan. 17, 2023	WERN	A	45	$44.00	$1,980	344,106 Direct	+0.01%	Acquired	-14.8% (price as of 2026-08-20)
Jan. 5, 2023	WERN	A	123	$41.35	$5,086	344,060 Direct	+0.04%	Acquired	-9.3% (price as of 2026-08-20)
Oct. 18, 2022	WERN	A	50	$39.40	$1,970	343,937 Direct	+0.01%	Acquired	-4.8% (price as of 2026-08-20)
Oct. 4, 2022	WERN	A	149	$39.16	$5,835	343,887 Direct	+0.04%	Acquired	-4.2% (price as of 2026-08-20)
July 19, 2022	WERN	A	48	$40.82	$1,959	343,738 Direct	+0.01%	Acquired	-8.1% (price as of 2026-08-20)
July 8, 2022	WERN	A	126	$39.71	$5,003	343,690 Direct	+0.04%	Acquired	-5.6% (price as of 2026-08-20)
May 3, 2022	WERN	A	45	$39.60	$1,782	343,563 Direct	+0.01%	Acquired	-5.3% (price as of 2026-08-20)
April 4, 2022	WERN	A	133	$37.79	$5,026	343,518 Direct	+0.04%	Acquired	-0.8% (price as of 2026-08-20)
Feb. 13, 2022	WERN	F	5,629	$43.58	$245,312	343,224 Direct	-1.61%	Disposed	-13.9% (price as of 2026-08-20)
Feb. 11, 2022	WERN	F	5,336	$43.58	$232,543	348,853 Direct	-1.51%	Disposed	-13.9% (price as of 2026-08-20)
Feb. 11, 2022	WERN	F	3,940	$43.58	$171,705	354,189 Direct	-1.10%	Disposed	-13.9% (price as of 2026-08-20)
Feb. 11, 2022	WERN	F	13,910	$43.58	$606,198	358,129 Direct	-3.74%	Disposed	-13.9% (price as of 2026-08-20)
Feb. 7, 2022	WERN	A	37,327	—	—	372,039 Direct	+11.15%	Acquired	(price as of 2026-08-20)
Feb. 7, 2022	WERN	F	3,461	$43.81	$151,626	334,712 Direct	-1.02%	Disposed	-14.4% (price as of 2026-08-20)
Jan. 24, 2022	WERN	A	30,044	—	—	338,173 Direct	+9.75%	Acquired	(price as of 2026-08-20)
Jan. 18, 2022	WERN	A	38	$46.60	$1,771	308,290 Direct	+0.01%	Acquired	-19.5% (price as of 2026-08-20)
Jan. 4, 2022	WERN	A	124	$47.92	$5,942	308,253 Direct	+0.04%	Acquired	-21.7% (price as of 2026-08-20)
Oct. 19, 2021	WERN	A	39	$44.92	$1,752	308,129 Direct	+0.01%	Acquired	-16.5% (price as of 2026-08-20)
Oct. 4, 2021	WERN	A	133	$44.18	$5,876	308,090 Direct	+0.04%	Acquired	-15.1% (price as of 2026-08-20)
July 20, 2021	WERN	A	38	$44.85	$1,704	307,958 Direct	+0.01%	Acquired	-16.4% (price as of 2026-08-20)
July 2, 2021	WERN	A	111	$45.10	$5,006	307,919 Direct	+0.04%	Acquired	-16.8% (price as of 2026-08-20)
May 4, 2021	WERN	A	30	$47.08	$1,412	307,808 Direct	+0.01%	Acquired	-20.3% (price as of 2026-08-20)
April 5, 2021	WERN	A	106	$48.48	$5,139	307,778 Direct	+0.03%	Acquired	-22.6% (price as of 2026-08-20)
Feb. 13, 2021	WERN	F	5,743	$42.74	$245,456	307,511 Direct	-1.83%	Disposed	-12.3% (price as of 2026-08-20)
Feb. 11, 2021	WERN	A	33,902	—	—	313,254 Direct	+12.14%	Acquired	(price as of 2026-08-20)
Feb. 11, 2021	WERN	F	3,901	$42.01	$163,881	279,352 Direct	-1.38%	Disposed	-10.7% (price as of 2026-08-20)
Feb. 8, 2021	WERN	F	2,758	$40.92	$112,857	283,253 Direct	-0.96%	Disposed	-8.4% (price as of 2026-08-20)
Feb. 7, 2021	WERN	F	3,427	$40.98	$140,438	286,011 Direct	-1.18%	Disposed	-8.5% (price as of 2026-08-20)
Feb. 7, 2021	WERN	F	20,641	$40.98	$845,868	289,438 Direct	-6.66%	Disposed	-8.5% (price as of 2026-08-20)
Jan. 25, 2021	WERN	A	45,020	—	—	310,079 Direct	+16.98%	Acquired	(price as of 2026-08-20)
Jan. 19, 2021	WERN	A	29	$43.35	$1,257	265,220 Direct	+0.01%	Acquired	-13.5% (price as of 2026-08-20)
Jan. 6, 2021	WERN	A	131	$39.05	$5,116	265,190 Direct	+0.05%	Acquired	-4.0% (price as of 2026-08-20)
Oct. 20, 2020	WERN	A	30	$41.38	$1,241	265,059 Direct	+0.01%	Acquired	-9.4% (price as of 2026-08-20)
Oct. 2, 2020	WERN	A	140	$42.78	$5,989	265,029 Direct	+0.05%	Acquired	-12.3% (price as of 2026-08-20)
Aug. 27, 2020	WERN	S	33,896	$47.00	$1,593,112	264,363 Direct	-11.36%	Disposed	-20.2% (price as of 2026-08-20)
July 21, 2020	WERN	A	28	$44.82	$1,255	298,785 Direct	+0.01%	Acquired	-16.3% (price as of 2026-08-20)
July 2, 2020	WERN	A	121	$42.35	$5,124	298,757 Direct	+0.04%	Acquired	-11.4% (price as of 2026-08-20)
May 5, 2020	WERN	A	30	$41.26	$1,238	298,636 Direct	+0.01%	Acquired	-9.1% (price as of 2026-08-20)
April 2, 2020	WERN	A	172	$34.84	$5,992	298,606 Direct	+0.06%	Acquired	7.6% (price as of 2026-08-20)
Feb. 11, 2020	WERN	F	3,940	$38.44	$151,454	261,415 Direct	-1.48%	Disposed	-2.4% (price as of 2026-08-20)
Feb. 10, 2020	WERN	F	4,861	$38.53	$187,294	265,355 Direct	-1.80%	Disposed	-2.7% (price as of 2026-08-20)
Feb. 8, 2020	WERN	F	22,380	$38.68	$865,658	270,216 Direct	-7.65%	Disposed	-3.0% (price as of 2026-08-20)
Feb. 8, 2020	WERN	F	2,784	$38.68	$107,685	292,596 Direct	-0.94%	Disposed	-3.0% (price as of 2026-08-20)
Feb. 7, 2020	WERN	F	3,520	$38.68	$136,154	295,380 Direct	-1.18%	Disposed	-3.0% (price as of 2026-08-20)
Jan. 27, 2020	WERN	A	48,338	—	—	298,900 Direct	+19.29%	Acquired	(price as of 2026-08-20)
Jan. 21, 2020	WERN	A	31	$38.63	$1,198	250,737 Direct	+0.01%	Acquired	-2.9% (price as of 2026-08-20)
Jan. 3, 2020	WERN	A	143	$35.60	$5,091	250,706 Direct	+0.06%	Acquired	5.3% (price as of 2026-08-20)

Showing latest 100 of 251 transactions

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
Aug. 4, 2017	WERN	Stock Options (Right to Buy)	Common Stock (12,756)	$17.18	Nov. 30, 2017	12,756	Disposed
July 31, 2017	WERN	Stock Options (Right to Buy)	Common Stock (12,044)	$17.18	Nov. 30, 2017	12,044	Disposed
July 28, 2017	WERN	Stock Options (Right to Buy)	Common Stock (200)	$17.18	Nov. 30, 2017	200	Disposed
Oct. 31, 2014	WERN	Stock Options (Right to Buy)	Common Stock (20,000)	$16.68	Oct. 22, 2015	20,000	Disposed
Feb. 21, 2014	WERN	Stock Options (Right to Buy)	Common Stock (17,500)	$18.33	May 20, 2014	17,500	Disposed
Dec. 17, 2013	WERN	Stock Options (Right to Buy)	Common Stock (17,500)	$18.33	May 20, 2014	17,500	Disposed
Sept. 8, 2011	WERN	Stock Options (Right to Buy)	Common Stock (11,700)	$9.77	Sept. 29, 2011	11,700	Disposed
Aug. 31, 2011	WERN	Stock Options (Right to Buy)	Common Stock (800)	$9.77	Sept. 29, 2011	800	Disposed
May 5, 2011	WERN	Stock Options (Right to Buy)	Common Stock (7,500)	$9.77	Sept. 29, 2011	7,500	Disposed
March 9, 2011	WERN	Stock Options (Right to Buy)	Common Stock (13,334)	$9.77	Sept. 29, 2011	13,334	Disposed
March 5, 2010	WERN	Stock Options (Right to Buy)	Common Stock (13,334)	$7.61	Sept. 20, 2010	13,334	Disposed
Nov. 18, 2009	WERN	Stock Options (Right to Buy)	Common Stock (10,000)	$7.61	Sept. 20, 2010	10,000	Disposed
Nov. 17, 2009	WERN	Stock Options (Right to Buy)	Common Stock (10,000)	$7.61	Sept. 20, 2010	10,000	Disposed
Nov. 29, 2007	WERN	Stock Options (Right to buy)	Common Stock (25,000)	$17.18	Nov. 30, 2017	25,000	Acquired
June 15, 2007	WERN	Stock Options (Right to buy)	Common Stock (8,750)	$7.35	Dec. 21, 2009	8,750	Disposed
Oct. 21, 2005	WERN	Stock Options (Right to buy)	Common Stock (20,000)	$16.68	Oct. 22, 2015	20,000	Acquired
Dec. 1, 2004	WERN	Stock Options (Right to buy)	Common Stock (25,000)	$7.61	Sept. 20, 2010	25,000	Disposed
Nov. 5, 2004	WERN	Stock Options (Right to buy)	Common Stock (5,834)	$9.26	April 9, 2009	5,834	Disposed
Nov. 5, 2004	WERN	Stock Options (Right to buy)	Common Stock (5,000)	$7.35	Dec. 21, 2009	5,000	Disposed
May 19, 2004	WERN	Stock Options (Right to buy)	Common Stock (35,000)	$18.33	May 20, 2014	35,000	Acquired

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

Compensation (DEF 14A)

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

WERN

CEO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2021	$844,231	—	—	—	$1,574,200	—	$95,920	$5,314,351
2020	$773,077	—	—	—	$1,193,600	—	$43,352	$4,810,029

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