Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 63 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

63 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Nov. 25, 2015 WST S 17,560 $63.41 $1,113,480 70,288 Direct -19.99% Disposed 518.4% (price as of )
Feb. 24, 2015 WST S 9,282 $52.87 $490,739 69,543 Direct -11.78% Disposed 641.7% (price as of )
Aug. 7, 2014 WST S 14,000 $40.44 $566,160 54,847 Direct -20.33% Disposed 869.7% (price as of )
Feb. 24, 2014 WST S 8,500 $47.48 $403,580 54,590 Direct -13.47% Disposed 725.9% (price as of )
Aug. 14, 2013 WST S 6,011 $79.08 $475,350 655 Indirect -90.17% Disposed 891.8% (price as of )
May 10, 2011 WST S 9,000 $46.93 $422,370 25,087 Direct -26.40% Disposed 1571.2% (price as of )

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Nov. 25, 2015 WST Stock Option (Right to Buy) Common Stock (17,560) $22.48 Feb. 27, 2018 17,560 Disposed
Feb. 24, 2015 WST Stock Option (Right to Buy) Common Stock (9,282) $16.29 Feb. 24, 2016 9,282 Disposed
Feb. 23, 2015 WST Stock Option (Right to Buy) Common Stock (29,440) $54.14 Feb. 23, 2025 29,440 Acquired
Aug. 7, 2014 WST Stock Option (Right to Buy) Common Stock (14,000) $12.76 March 9, 2015 14,000 Disposed
Feb. 24, 2014 WST Stock Option (Right to Buy) Common Stock (28,930) $47.34 Feb. 24, 2024 28,930 Acquired
March 26, 2013 WST Stock Option (Right to Buy) Common Stock (4,036) $64.38 March 26, 2023 4,036 Acquired
Feb. 19, 2013 WST Stock Option (Right to Buy) Common Stock (21,949) $59.11 Feb. 19, 2023 21,949 Acquired
Nov. 29, 2012 WST Stock Option (Right to Buy) Common Stock (8,200) $19.36 May 5, 2015 8,200 Disposed
Feb. 21, 2012 WST Stock Option (Right to Buy) Common Stock (31,526) $42.44 Feb. 21, 2022 31,526 Acquired
May 10, 2011 WST Stock Option (Right to Buy) Common Stock (9,000) $14.41 March 8, 2012 9,000 Disposed
Feb. 22, 2011 WST Stock Option (Right to Buy) Common Stock (17,123) $0.00 Feb. 22, 2021 17,123 Acquired
March 22, 2010 WST Stock Option (Right to Buy) Common Stock (18,916) $42.68 March 22, 2020 18,916 Acquired
Feb. 24, 2009 WST Stock Option (Right to Buy) Common Stock (8,500) $32.09 Feb. 24, 2019 8,500 Acquired
Feb. 26, 2008 WST Stock Option (Right to Buy) Common Stock (9,166) $41.70 Feb. 26, 2018 9,166 Acquired
Feb. 27, 2007 WST Stock Option (Right to Buy) Common Stock (8,780) $44.97 Feb. 27, 2018 8,780 Acquired

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

Initial ownership (Form 3) 6 holdings

07

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

DateTickerSecuritySharesOwnership
Jan. 19, 2007 WST Common Stock 14,312 Direct
Jan. 19, 2007 WST Common Stock 5,661 Indirect
Jan. 19, 2007 WST Stock Option (Right to Buy)→ Common Stock (9,000) 9,000 Direct
Jan. 19, 2007 WST Stock Option (Right to Buy)→ Common Stock (7,000) 7,000 Direct
Jan. 19, 2007 WST Stock Option (Right to Buy)→ Common Stock (8,200) 8,200 Direct
Jan. 19, 2007 WST Stock Option (Right to Buy)→ Common Stock (4,641) 4,641 Direct

Holdings reported on Form 4 84 reported holdings

08

Positions listed on each Form 4 without a transaction in that filing (Table I and II holdings), newest filing first.

DateTickerSecuritySharesExercise priceExpirationOwnership
Feb. 25, 2016 WST Common Stock 1,359 · · Indirect
Feb. 25, 2016 WST Common Stock 24,377 · · Indirect
Nov. 30, 2015 WST Common Stock 70,288 · · Direct
Nov. 30, 2015 WST Common Stock 1,357 · · Indirect
Nov. 30, 2015 WST Common Stock 24,342 · · Indirect
Feb. 26, 2015 WST Common Stock 1,348 · · Indirect
Feb. 26, 2015 WST Common Stock 24,182 · · Indirect
Feb. 23, 2015 WST Common Stock 1,348 · · Indirect
Feb. 23, 2015 WST Common Stock 24,182 · · Indirect
Aug. 8, 2014 WST Common Stock 1,340 · · Indirect
Aug. 8, 2014 WST Common Stock 24,029 · · Indirect
Feb. 26, 2014 WST Common Stock 1,337 · · Indirect
Feb. 26, 2014 WST Common Stock 24,021 · · Indirect
Feb. 20, 2014 WST Common Stock 63,090 · · Direct
Feb. 20, 2014 WST Common Stock 1,337 · · Indirect
Dec. 23, 2013 WST Common Stock 62,777 · · Direct
Dec. 23, 2013 WST Common Stock 1,335 · · Indirect
Dec. 9, 2013 WST Common Stock 62,777 · · Direct
Dec. 9, 2013 WST Common Stock 1,335 · · Indirect
Nov. 25, 2013 WST Common Stock 62,777 · · Direct
Nov. 25, 2013 WST Common Stock 1,335 · · Indirect
Nov. 12, 2013 WST Common Stock 62,777 · · Direct
Nov. 12, 2013 WST Common Stock 1,335 · · Indirect
Oct. 29, 2013 WST Common Stock 62,449 · · Direct
Oct. 29, 2013 WST Common Stock 1,310 · · Indirect
Oct. 15, 2013 WST Common Stock 62,449 · · Direct
Oct. 15, 2013 WST Common Stock 1,310 · · Indirect
Oct. 1, 2013 WST Common Stock 62,449 · · Direct
Oct. 1, 2013 WST Common Stock 1,310 · · Indirect
Aug. 16, 2013 WST Common Stock 31,224 · · Direct
Aug. 16, 2013 WST Common Stock 7,394 · · Indirect
Feb. 26, 2013 WST Common Stock 6,631 · · Indirect
Feb. 26, 2013 WST Common Stock 7,370 · · Indirect
Feb. 21, 2013 WST Common Stock 30,895 · · Direct
Feb. 21, 2013 WST Common Stock 6,631 · · Indirect
Dec. 26, 2012 WST Common Stock 30,661 · · Direct
Dec. 26, 2012 WST Common Stock 6,608 · · Indirect
Dec. 10, 2012 WST Common Stock 30,661 · · Direct
Dec. 10, 2012 WST Common Stock 6,608 · · Indirect
Dec. 3, 2012 WST Common Stock 6,608 · · Indirect
Dec. 3, 2012 WST Common Stock 2,771 · · Indirect
Nov. 27, 2012 WST Common Stock 27,001 · · Direct
Nov. 27, 2012 WST Common Stock 6,608 · · Indirect
Nov. 13, 2012 WST Common Stock 27,001 · · Direct
Nov. 13, 2012 WST Common Stock 6,608 · · Indirect
Oct. 30, 2012 WST Common Stock 26,841 · · Direct
Oct. 30, 2012 WST Common Stock 6,538 · · Indirect
Feb. 27, 2012 WST Common Stock 6,538 · · Indirect
Feb. 27, 2012 WST Common Stock 2,547 · · Indirect
Feb. 23, 2012 WST Common Stock 6,538 · · Indirect
Feb. 23, 2012 WST Common Stock 2,547 · · Indirect
Dec. 28, 2011 WST Common Stock 25,316 · · Direct
Dec. 28, 2011 WST Common Stock 6,484 · · Indirect
Dec. 12, 2011 WST Common Stock 25,316 · · Direct
Dec. 12, 2011 WST Common Stock 6,484 · · Indirect
Nov. 29, 2011 WST Common Stock 25,316 · · Direct
Nov. 29, 2011 WST Common Stock 6,484 · · Indirect
Nov. 14, 2011 WST Common Stock 25,316 · · Direct
Nov. 14, 2011 WST Common Stock 6,484 · · Indirect
Nov. 1, 2011 WST Common Stock 25,316 · · Direct
Nov. 1, 2011 WST Common Stock 6,484 · · Indirect
May 10, 2011 WST Common Stock 6,463 · · Indirect
May 10, 2011 WST Common Stock 2,449 · · Indirect
March 1, 2011 WST Common Stock 24,886 · · Direct
March 1, 2011 WST Common Stock 6,437 · · Indirect
Feb. 24, 2011 WST Common Stock 6,437 · · Indirect
March 1, 2010 WST Common Stock 6,332 · · Indirect
March 1, 2010 WST Common Stock 34 · · Indirect
Feb. 23, 2010 WST Common Stock 6,332 · · Indirect
Feb. 23, 2010 WST Common Stock 34 · · Indirect
March 6, 2009 WST Common Stock 6,225 · · Indirect
March 6, 2009 WST Common Stock 34 · · Indirect
Feb. 26, 2009 WST Common Stock 6,225 · · Indirect
Feb. 26, 2009 WST Common Stock 34 · · Indirect
Jan. 5, 2009 WST Common Stock 21,100 · · Direct
Jan. 5, 2009 WST Common Stock 6,150 · · Indirect
Dec. 30, 2008 WST Common Stock 21,100 · · Direct
Dec. 30, 2008 WST Common Stock 6,150 · · Indirect
July 8, 2008 WST Common Stock 19,879 · · Direct
July 8, 2008 WST Common Stock 6,089 · · Indirect
Feb. 28, 2008 WST Common Stock 5,929 · · Indirect
Feb. 14, 2008 WST Common Stock 5,929 · · Indirect
March 2, 2007 WST Common Stock 5,661 · · Indirect
March 1, 2007 WST Common Stock 5,661 · · Indirect