John A Mastalerz Jr

Insider

First SEC filing: Feb. 13, 2014 · Latest: Feb. 13, 2014

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

WAB selling Nov. 6, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 83 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

83 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 20, 2025	WAB	A	668	—	—	8,052 Direct	+9.05%	Acquired	(price as of 2026-08-21)
March 3, 2025	WAB	F	306	$183.87	$56,264	7,384 Direct	-3.98%	Disposed	60.5% (price as of 2026-08-21)
Feb. 13, 2025	WAB	F	1,313	$194.11	$254,866	7,690 Direct	-14.58%	Disposed	52.1% (price as of 2026-08-21)
Feb. 13, 2025	WAB	A	3,320	$194.11	$644,445	9,003 Direct	+58.42%	Acquired	52.1% (price as of 2026-08-21)
Nov. 6, 2024	WAB	S	2,796	$199.71	$558,389	5,683 Direct	-32.98%	Disposed	47.8% (price as of 2026-08-21)
April 25, 2024	WAB	M	393	$81.21	$31,916	0 Direct	-100.00%	Disposed	263.5% (price as of 2026-08-21)
April 25, 2024	WAB	S	3,749	$162.70	$609,962	8,479 Direct	-30.66%	Disposed	81.4% (price as of 2026-08-21)
April 25, 2024	WAB	M	393	$81.21	$31,916	12,228 Direct	+3.32%	Acquired	263.5% (price as of 2026-08-21)
March 6, 2024	WAB	A	885	—	—	11,835 Direct	+8.08%	Acquired	(price as of 2026-08-21)
March 1, 2024	WAB	F	473	$141.62	$66,986	10,950 Direct	-4.14%	Disposed	108.4% (price as of 2026-08-21)
Feb. 15, 2024	WAB	A	2,591	—	—	12,519 Direct	+26.10%	Acquired	(price as of 2026-08-21)
Feb. 15, 2024	WAB	F	1,096	$134.67	$147,598	11,423 Direct	-8.75%	Disposed	119.2% (price as of 2026-08-21)
July 31, 2023	WAB	M	786	—	—	393 Direct	-66.67%	Disposed	(price as of 2026-08-21)
July 31, 2023	WAB	M	1,190	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
July 31, 2023	WAB	M	428	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
July 31, 2023	WAB	M	350	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
July 31, 2023	WAB	S	4,599	$118.21	$543,648	9,928 Direct	-31.66%	Disposed	149.7% (price as of 2026-08-21)
July 31, 2023	WAB	S	2,754	$118.21	$325,550	14,527 Direct	-15.94%	Disposed	149.7% (price as of 2026-08-21)
July 31, 2023	WAB	M	786	—	—	17,281 Direct	+4.77%	Acquired	(price as of 2026-08-21)
July 31, 2023	WAB	M	1,190	—	—	16,495 Direct	+7.78%	Acquired	(price as of 2026-08-21)
July 31, 2023	WAB	M	428	—	—	15,305 Direct	+2.88%	Acquired	(price as of 2026-08-21)
July 31, 2023	WAB	M	350	—	—	14,877 Direct	+2.41%	Acquired	(price as of 2026-08-21)
March 16, 2023	WAB	F	981	$96.16	$94,333	14,527 Direct	-6.33%	Disposed	207.0% (price as of 2026-08-21)
March 16, 2023	WAB	A	2,421	—	—	15,508 Direct	+18.50%	Acquired	(price as of 2026-08-21)
March 2, 2023	WAB	A	1,106	—	—	13,087 Direct	+9.23%	Acquired	(price as of 2026-08-21)
March 1, 2023	WAB	F	546	$104.90	$57,275	11,981 Direct	-4.36%	Disposed	181.4% (price as of 2026-08-21)
Nov. 8, 2022	WAB	M	167	—	—	333 Direct	-33.40%	Disposed	(price as of 2026-08-21)
Nov. 8, 2022	WAB	M	467	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 8, 2022	WAB	M	856	—	—	428 Direct	-66.67%	Disposed	(price as of 2026-08-21)
Nov. 8, 2022	WAB	M	350	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 8, 2022	WAB	S	1,840	$98.71	$181,626	12,527 Direct	-12.81%	Disposed	199.0% (price as of 2026-08-21)
Nov. 8, 2022	WAB	M	167	$66.77	$11,151	14,367 Direct	+1.18%	Acquired	342.1% (price as of 2026-08-21)
Nov. 8, 2022	WAB	M	467	$70.64	$32,989	14,200 Direct	+3.40%	Acquired	317.8% (price as of 2026-08-21)
Nov. 8, 2022	WAB	M	856	$78.33	$67,050	13,733 Direct	+6.65%	Acquired	276.8% (price as of 2026-08-21)
Nov. 8, 2022	WAB	M	350	$71.79	$25,126	12,877 Direct	+2.79%	Acquired	311.2% (price as of 2026-08-21)
Aug. 13, 2021	WAB	S	2,700	$88.42	$238,734	17,487 Direct	-13.37%	Disposed	233.8% (price as of 2026-08-21)
May 27, 2021	WAB	M	333	—	—	167 Direct	-66.60%	Disposed	(price as of 2026-08-21)
May 27, 2021	WAB	M	933	—	—	467 Direct	-66.64%	Disposed	(price as of 2026-08-21)
May 27, 2021	WAB	M	1,050	—	—	350 Direct	-75.00%	Disposed	(price as of 2026-08-21)
May 27, 2021	WAB	M	787	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 27, 2021	WAB	S	3,103	$82.53	$256,091	20,187 Direct	-13.32%	Disposed	257.6% (price as of 2026-08-21)
May 27, 2021	WAB	M	787	$61.33	$48,267	23,290 Direct	+3.50%	Acquired	381.3% (price as of 2026-08-21)
May 27, 2021	WAB	M	1,050	$71.79	$75,380	22,503 Direct	+4.89%	Acquired	311.2% (price as of 2026-08-21)
May 27, 2021	WAB	M	933	$70.64	$65,907	21,453 Direct	+4.55%	Acquired	317.8% (price as of 2026-08-21)
May 27, 2021	WAB	M	333	$66.77	$22,234	20,520 Direct	+1.65%	Acquired	342.1% (price as of 2026-08-21)
March 18, 2021	WAB	F	353	$77.27	$27,276	20,187 Direct	-1.72%	Disposed	282.0% (price as of 2026-08-21)
March 18, 2021	WAB	A	811	—	—	20,540 Direct	+4.11%	Acquired	(price as of 2026-08-21)
March 1, 2021	WAB	F	1,652	$74.15	$122,496	19,729 Direct	-7.73%	Disposed	298.1% (price as of 2026-08-21)
Feb. 11, 2021	WAB	A	1,179	—	—	1,179 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 11, 2021	WAB	A	1,179	—	—	21,381 Direct	+5.84%	Acquired	(price as of 2026-08-21)
Dec. 31, 2020	WAB	F	214	$72.72	$15,562	20,202 Direct	-1.05%	Disposed	305.9% (price as of 2026-08-21)
Dec. 13, 2020	WAB	F	399	$74.92	$29,893	20,416 Direct	-1.92%	Disposed	294.0% (price as of 2026-08-21)
March 18, 2020	WAB	F	851	$41.30	$35,146	20,815 Direct	-3.93%	Disposed	614.7% (price as of 2026-08-21)
March 18, 2020	WAB	A	1,955	—	—	21,666 Direct	+9.92%	Acquired	(price as of 2026-08-21)
March 1, 2020	WAB	F	1,638	$67.47	$110,516	19,711 Direct	-7.67%	Disposed	337.5% (price as of 2026-08-21)
Feb. 7, 2020	WAB	A	1,284	—	—	1,284 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 7, 2020	WAB	A	1,284	—	—	21,349 Direct	+6.40%	Acquired	(price as of 2026-08-21)
Dec. 31, 2019	WAB	F	428	$77.92	$33,350	20,065 Direct	-2.09%	Disposed	278.8% (price as of 2026-08-21)
May 17, 2019	WAB	A	500	—	—	20,493 Direct	+2.50%	Acquired	(price as of 2026-08-21)
May 17, 2019	WAB	A	500	$66.77	$33,385	500 Direct	—	Acquired	342.1% (price as of 2026-08-21)
March 20, 2019	WAB	F	521	$72.00	$37,512	19,993 Direct	-2.54%	Disposed	310.0% (price as of 2026-08-21)
March 20, 2019	WAB	A	1,832	—	—	20,514 Direct	+9.81%	Acquired	(price as of 2026-08-21)
March 6, 2019	WAB	A	1,400	—	—	1,400 Direct	—	Acquired	(price as of 2026-08-21)
March 6, 2019	WAB	A	2,500	—	—	18,682 Direct	+15.45%	Acquired	(price as of 2026-08-21)
March 6, 2019	WAB	A	2,500	—	—	16,182 Direct	+18.27%	Acquired	(price as of 2026-08-21)
March 6, 2019	WAB	A	1,400	—	—	13,682 Direct	+11.40%	Acquired	(price as of 2026-08-21)
March 1, 2019	WAB	F	408	$72.63	$29,633	12,282 Direct	-3.22%	Disposed	306.4% (price as of 2026-08-21)
July 26, 2018	WAB	M	788	—	—	787 Direct	-50.03%	Disposed	(price as of 2026-08-21)
July 26, 2018	WAB	M	1,050	—	—	350 Direct	-75.00%	Disposed	(price as of 2026-08-21)
July 26, 2018	WAB	M	1,400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
July 26, 2018	WAB	S	3,238	$109.64	$355,014	12,690 Direct	-20.33%	Disposed	169.2% (price as of 2026-08-21)
July 26, 2018	WAB	M	1,050	$87.03	$91,382	15,928 Direct	+7.06%	Acquired	239.2% (price as of 2026-08-21)
July 26, 2018	WAB	M	788	$61.33	$48,328	14,878 Direct	+5.59%	Acquired	381.3% (price as of 2026-08-21)
July 26, 2018	WAB	M	1,400	$72.82	$101,948	14,090 Direct	+11.03%	Acquired	305.3% (price as of 2026-08-21)
March 15, 2018	WAB	F	379	$82.60	$31,305	12,690 Direct	-2.90%	Disposed	257.3% (price as of 2026-08-21)
March 15, 2018	WAB	A	1,338	—	—	13,069 Direct	+11.41%	Acquired	(price as of 2026-08-21)
March 1, 2018	WAB	F	422	$80.44	$33,946	12,273 Direct	-3.32%	Disposed	266.9% (price as of 2026-08-21)
Feb. 6, 2018	WAB	A	1,400	—	—	1,400 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 6, 2018	WAB	A	1,400	—	—	12,695 Direct	+12.39%	Acquired	(price as of 2026-08-21)
Feb. 6, 2018	WAB	A	3,000	—	—	11,295 Direct	+36.17%	Acquired	(price as of 2026-08-21)
March 16, 2017	WAB	F	737	$77.46	$57,088	8,295 Direct	-8.16%	Disposed	281.1% (price as of 2026-08-21)
March 16, 2017	WAB	A	2,347	—	—	9,032 Direct	+35.11%	Acquired	(price as of 2026-08-21)
Feb. 7, 2017	WAB	A	1,190	—	—	1,190 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 7, 2017	WAB	A	1,190	—	—	6,685 Direct	+21.66%	Acquired	(price as of 2026-08-21)
Dec. 13, 2016	WAB	A	1,400	—	—	5,495 Direct	+34.19%	Acquired	(price as of 2026-08-21)
Feb. 9, 2016	WAB	A	1,575	—	—	1,575 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 9, 2016	WAB	A	1,575	—	—	4,095 Direct	+62.50%	Acquired	(price as of 2026-08-21)
Feb. 10, 2015	WAB	A	1,400	—	—	1,400 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 10, 2015	WAB	A	1,120	—	—	2,520 Direct	+80.00%	Acquired	(price as of 2026-08-21)
Feb. 11, 2014	WAB	A	1,400	—	—	1,400 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 11, 2014	WAB	A	1,400	—	—	1,400 Direct	—	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
April 25, 2024	WAB	Non-Qualified Stock Option	Common Stock (393)	$81.21	Feb. 11, 2031	393	Disposed
July 31, 2023	WAB	Non-Qualified Stock Option	Common Stock (786)	$81.21	Feb. 11, 2031	786	Disposed
July 31, 2023	WAB	Non Qualified Stock Option	Common Stock (1,190)	$87.05	Feb. 7, 2027	1,190	Disposed
July 31, 2023	WAB	Non-Qualified Stock Options	Common Stock (428)	$78.33	Feb. 7, 2030	428	Disposed
July 31, 2023	WAB	Non Qualified Stock Option	Common Stock (350)	$87.03	Feb. 10, 2025	350	Disposed
Nov. 8, 2022	WAB	Non-Qualified Stock Option	Common Stock (167)	$66.77	May 17, 2029	167	Disposed
Nov. 8, 2022	WAB	Non-Qualified Stock Options	Common Stock (467)	$70.64	March 6, 2029	467	Disposed
Nov. 8, 2022	WAB	Non-Qualified Stock Options	Common Stock (856)	$78.33	Feb. 7, 2030	856	Disposed
Nov. 8, 2022	WAB	Non-Qualified Stock Option	Common Stock (350)	$71.79	Feb. 6, 2028	350	Disposed
May 27, 2021	WAB	Non-Qualified Stock Option	Common Stock (333)	$66.77	May 17, 2029	333	Disposed
May 27, 2021	WAB	Non-Qualified Stock Options	Common Stock (933)	$70.64	March 6, 2029	933	Disposed
May 27, 2021	WAB	Non-Qualified Stock Option	Common Stock (1,050)	$71.79	Feb. 6, 2028	1,050	Disposed
May 27, 2021	WAB	Non Qualified Stock Option	Common Stock (787)	$61.33	Feb. 9, 2026	787	Disposed
Feb. 11, 2021	WAB	Non-Qualified Stock Option	Common Stock (1,179)	$81.21	Feb. 11, 2031	1,179	Acquired
Feb. 7, 2020	WAB	Non-Qualified Stock Options	Common Stock (1,284)	$78.33	Feb. 7, 2030	1,284	Acquired
May 17, 2019	WAB	Non-Qualified Stock Option	Common Stock (500)	$66.77	May 17, 2029	500	Acquired
March 6, 2019	WAB	Non-Qualified Stock Options	Common Stock (1,400)	$70.64	March 6, 2029	1,400	Acquired
July 26, 2018	WAB	Non Qualified Stock Option	Common Stock (788)	$61.33	Feb. 9, 2026	788	Disposed
July 26, 2018	WAB	Non-Qualified Stock Option	Common Stock (1,050)	$87.03	Feb. 10, 2025	1,050	Disposed
July 26, 2018	WAB	Non-Qualified Stock Options	Common Stock (1,400)	$72.82	Feb. 11, 2024	1,400	Disposed
Feb. 6, 2018	WAB	Non-Qualified Stock Option	Common Stock (1,400)	$71.79	Feb. 6, 2028	1,400	Acquired
Feb. 7, 2017	WAB	Non-Qualified Stock Option	Common Stock (1,190)	$87.05	Feb. 7, 2027	1,190	Acquired
Feb. 9, 2016	WAB	Non Qualified Stock Option	Common Stock (1,575)	$61.33	Feb. 9, 2026	1,575	Acquired
Feb. 10, 2015	WAB	Non-Qualified Stock Option	Common Stock (1,400)	$87.03	Feb. 10, 2025	1,400	Acquired
Feb. 11, 2014	WAB	Non-Qualified Stock Options	Common Stock (1,400)	$72.82	Feb. 11, 2024	1,400	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
Feb. 13, 2014	WAB	Common Stock - Direct	0	Direct