Keeley A Aleman

Insider

First SEC filing: Feb. 14, 2020 · Latest: Feb. 14, 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

WAT selling Aug. 5, 2020

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 24 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

24 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 9, 2022	WAT	A	43	—	—	201 Indirect	+27.22%	Acquired	(price as of 2026-08-20)
March 1, 2022	WAT	F	246	$313.59	$77,143	1,794 Direct	-12.06%	Disposed	32.3% (price as of 2026-08-20)
March 1, 2022	WAT	A	807	—	—	2,040 Direct	+65.45%	Acquired	(price as of 2026-08-20)
Feb. 24, 2022	WAT	F	3	$312.44	$937	158 Indirect	-1.86%	Disposed	32.8% (price as of 2026-08-20)
Feb. 17, 2022	WAT	A	5,376	—	—	5,376 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 17, 2022	WAT	F	6	$314.98	$1,890	161 Indirect	-3.59%	Disposed	31.7% (price as of 2026-08-20)
Oct. 11, 2021	WAT	F	42	—	—	1,233 Direct	-3.29%	Disposed	(price as of 2026-08-20)
March 1, 2021	WAT	F	52	—	—	1,275 Direct	-3.92%	Disposed	(price as of 2026-08-20)
March 1, 2021	WAT	A	149	—	—	1,327 Direct	+12.65%	Acquired	(price as of 2026-08-20)
Feb. 25, 2021	WAT	F	12	—	—	154 Indirect	-7.23%	Disposed	(price as of 2026-08-20)
Feb. 24, 2021	WAT	A	42	—	—	166 Indirect	+33.87%	Acquired	(price as of 2026-08-20)
Feb. 18, 2021	WAT	A	5,937	—	—	5,937 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 10, 2021	WAT	F	8	—	—	124 Indirect	-6.06%	Disposed	(price as of 2026-08-20)
Feb. 10, 2021	WAT	F	33	—	—	1,178 Direct	-2.73%	Disposed	(price as of 2026-08-20)
Oct. 12, 2020	WAT	F	42	—	—	1,211 Direct	-3.35%	Disposed	(price as of 2026-08-20)
Aug. 5, 2020	WAT	S	150	$210.47	$31,570	1,253 Direct	-10.69%	Disposed	97.1% (price as of 2026-08-20)
March 2, 2020	WAT	F	256	—	—	1,403 Direct	-15.43%	Disposed	(price as of 2026-08-20)
March 2, 2020	WAT	A	856	—	—	1,659 Direct	+106.60%	Acquired	(price as of 2026-08-20)
Feb. 25, 2020	WAT	J	78	—	—	132 Indirect	+144.44%	Acquired	(price as of 2026-08-20)
Feb. 21, 2020	WAT	S	36	$216.75	$7,803	54 Indirect	-40.00%	Disposed	91.4% (price as of 2026-08-20)
Feb. 21, 2020	WAT	S	115	$216.79	$24,931	803 Direct	-12.53%	Disposed	91.3% (price as of 2026-08-20)
Feb. 18, 2020	WAT	F	6	—	—	90 Indirect	-6.25%	Disposed	(price as of 2026-08-20)
Feb. 12, 2020	WAT	A	8,946	—	—	8,946 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 12, 2020	WAT	F	16	—	—	96 Indirect	-14.29%	Disposed	(price as of 2026-08-20)
Feb. 12, 2020	WAT	F	63	—	—	918 Direct	-6.42%	Disposed	(price as of 2026-08-20)
Oct. 10, 2019	WAT	A	709	—	—	2,672 Direct	+36.12%	Acquired	(price as of 2026-08-20)
Oct. 10, 2019	WAT	A	2,543	—	—	2,543 Direct	—	Acquired	(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
Feb. 17, 2022	WAT	Stock Option (Right to Buy)	Common Stock (5,376)	$314.98	Feb. 17, 2032	5,376	Acquired
Feb. 18, 2021	WAT	Stock Option (Right to Buy)	Common Stock (5,937)	$280.80	Feb. 18, 2031	5,937	Acquired
Feb. 12, 2020	WAT	Stock Option (Right to Buy)	Common Stock (8,946)	$224.37	Feb. 12, 2030	8,946	Acquired
Oct. 10, 2019	WAT	Stock Option (Right to Buy)	Common Stock (2,543)	$211.30	Oct. 10, 2029	2,543	Acquired

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

Initial ownership (Form 3) 10 holdings

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

Date	Ticker	Security	Shares	Ownership
Feb. 14, 2020	WAT	Common Stock	272	Direct
Feb. 14, 2020	WAT	Common Stock	112	Indirect
Feb. 14, 2020	WAT	Stock Option (Right to Buy)→ Common Stock (5,722)	5,722	Direct
Feb. 14, 2020	WAT	Stock Option (Right to Buy)→ Common Stock (4,569)	4,569	Direct
Feb. 14, 2020	WAT	Stock Option (Right to Buy)→ Common Stock (4,693)	4,693	Direct
Oct. 1, 2019	WAT	Common Stock [F1]	1,963	Direct
Oct. 1, 2019	WAT	Common Stock	112	Indirect
Oct. 1, 2019	WAT	Stock Option (Right to Buy)→ Common Stock (5,722)	5,722	Direct
Oct. 1, 2019	WAT	Stock Option (Right to Buy)→ Common Stock (4,569)	4,569	Direct
Oct. 1, 2019	WAT	Stock Option (Right to Buy)→ Common Stock (4,693)	4,693	Direct