WST

WST

WST

Market Cap: $17.76B

Letters With This Ticker

Quarter Letter Date Fund Name QTD YTD Tickers Keywords/Themes Theme Commentary Pitches Letter
2025 Q2 Aug 27, 2025 Brown Advisory Large-Cap Growth Strategy 16.4% 7.6% AAPL, AMZN, AVGO, COST, CTAS, DKNG, FICO, META, MRVL, MSFT, NFLX, NOW, NVDA, PGR, SPGI, TDG, TTD, UBER, WST, ZTS AI, growth, large cap, Performance, Streaming, technology, volatility FICO
DKNG
TTD
NFLX
2025 Q2 Aug 27, 2025 Brown Advisors Mid-Cap Growth strategy 15.8% 7.2% AJG, CSGP, EFX, ENTG, FICO, FIX, GWRE, HLT, LNG, MRVL, NET, OII, PINS, RBLX, TECH, VOYG, VRT, VST, WCN, WST AI, Data centers, defense, energy, growth, mid cap, semiconductors, technology VOYG
FIX
NET
2025 Q2 Jul 29, 2025 Baron Asset Fund 7.8% 4.6% ACGL, APH, COO, CSGP, DKNG, FICO, GRMN, GWRE, IDXX, IOT, LPLA, MSCI, MT, PCOR, PWR, ROP, SCHW, TECH, VRSK, WST growth, healthcare, industrials, Long Term, mid cap, Quality, software, technology LPLA
SAMS
2024 Q2 Jul 12, 2024 Parnassus Mid Cap Growth Fund 8.6% 13.3% ADYEY, ALGN, ALNY, BILL, BMRN, CPRT, CSGP, EFX, GWRE, KLAC, LULU, MPWR, MSCI, POOL, SQ, TER, TT, WDAY, WDC, WST AI, growth, Housing, Life Sciences, mid cap, semiconductors, software, technology
2025 Q2 Jul 1, 2025 Brasada Focused Equity Strategy - - UBER, WST Fundamental, Pharmaceuticals, risk, technology, Trade Policy, value, volatility UBER
WST
2025 Q1 May 22, 2025 Artemis US Select Fund -14.7% -14.7% AAPL, ALL, AVTR, CTVA, EXP, FI, GOOGL, GS, KO, PCG, SAIA, VMC, WST AI, Data centers, healthcare, industrials, tariffs, technology, Trade Policy, value
2025 Q1 May 1, 2025 Conestoga Mid Cap Composite 1.0% 1.0% ALGN, BFAM, CPRT, CSGP, FTNT, GNRC, GWRE, HEI.A, IT, RGEN, ROL, ROP, TECH, TYL, VRSK, WCN, WSO, WST growth, healthcare, industrials, mid cap, Quality, technology
2024 Q1 Apr 15, 2024 Baron Growth Fund 11.1% 7.4% ACGL, ALTR, ANSYS, ARE, BFAM, BYD, CG, CHH, CNS, CSGP, CWAN, DEI, DNUT, ESNT, FDS, FIGS, GLPI, GWRE, HLI, IDXX, IRDM, IT, KNSL, LFUS, MC, MORN, MSCI, MSTR, MTD, MTN, NEOG, PENN, PRI, RRR, SMCI, TECH, TREX, VAC, WST financials, growth, insurance, Long Term, real estate, small caps
2025 Q1 Mar 31, 2025 Artisan Global Discovery -3.7% -3.7% ARIS, ASND, BAB.L, CCCS, GWRE, ILMN, IRTC, MTSI, PRCT, PSTG, SAIA, SE, SPOT, TTI, TWST, TYL, USFD, VEEV, WAB, WST AI, Biotechnology, defense, global, healthcare, SMID Cap, technology, Trade Policy
2025 Q1 Mar 31, 2025 Baron Asset Fund -3.0% -3.0% ACGL, CSGP, DKNG, FICO, GWRE, H, IDEXX, IT, MTD, ONON, ROP, SAIL, SCHW, SPACEX, SPOT, TECH, TTD, VRSK, VRT, WST AI, Data centers, growth, insurance, mid cap, tariffs, technology DKNG
VRT
VRSK
GDWR
2024 Q4 Dec 31, 2024 Artisan Global Discovery 2.7% 16.1% ARGX, ASND, FWONA, GALDF, GXI.DE, HUBS, INSM, LYV, MPWR, MTSI, NZYM-B.CO, ON, ONTO, PSTG, SE, SGE.L, SPOT, SRT3.DE, TEAM, VCYT, WST AI, Biotechnology, global, growth, healthcare, semiconductors, technology
2023 Q4 Dec 31, 2023 Conestoga SMid Cap Composite 12.9% 12.1% ALTR, CCCS, CWST, DSGX, EXPO, FICO, FSV, IT, JBT, MSA, MTN, PYCR, RBC, ROAD, ROL, SITE, SPSC, SSD, STVN, TREX, WSO, WST growth, healthcare, industrials, Quality, small cap, technology
2023 Q4 Dec 31, 2023 Conestoga Mid Cap Composite 8.4% 9.4% ALGN, ANSS, CGNX, CPRT, CSGP, EXPO, FIVN, FTNT, HEI.A, IDXX, IT, JKHY, MTD, MTN, ROL, ROP, VEEV, VRSK, WCN, WST growth, healthcare, industrials, mid cap, Quality, technology
2023 Q4 Dec 31, 2023 Artisan Global Discovery 7.6% 13.1% AMD, ARQX, BC.MI, EFX, EXAS, GXI.DE, HUBB, HUBS, MRO.L, ON, QNTA, TREX, VEEV, WST AI, Biotechnology, Energy Transition, growth, healthcare, semiconductors, small cap, technology
2023 Q4 Dec 31, 2023 ClearBridge Mid Cap Growth Strategy - - MNDY, WST -
2025 Q3 Oct 28, 2025 BBH Select Series – Mid Cap Fund -0.9% -1.8% ANET, BFAM, BJ, BRKR, BRO, CBRE, ENTG, FOUR, GFL, GLOB, GWRE, GXO, ICLR, ITT, LPLA, TTWO, VMC, WMS, WSO, WST AI, healthcare, mid cap, Quality, tariffs, technology, value BJ UN
ITT UN
BRKR UN
GLOB UN
FOUR UN
WMS UN
ANET UN
BJ UN
ITT UN
BRKR UN
GLOB UN
FOUR UN
WMS UN
ANET UN
2022 Q3 Oct 25, 2022 Baron Asset Fund 8.3% 10.6% CDAY, CSGP, FND, ICLR, IT, LPLA, MTD, SCHW, TECH, TRU, VEEV, WST, ZI -
2025 Q3 Oct 24, 2025 Artisan Global Discovery 3.0% 10.0% ARGX, ASND, BAB.L, BFAM, CW, INSM, IRTC, LSEG.L, LYV, PRCT, PURE, PX, RBC, SE, TDY, TEAM, TYL, WAY, WING, WST AI, Biotechnology, defense, global, growth, healthcare, small cap, technology WAY
WING
PRCT
LSEG LN
ASND
PSTG
MOD
WAY
TDY
WING
PRCT
LSEG LN
ASND
PSTG
MOD
2024 Q3 Oct 23, 2024 Conestoga SMid Cap Composite 12.9% 12.1% ALTR, AXON, BFAM, CGNX, CWST, DSGX, EXPO, FIVN, FSV, GWRE, MSA, POOL, QTWO, ROAD, ROL, SITE, TREX, TYL, WSO, WST growth, industrials, infrastructure, software, technology
2024 Q3 Oct 23, 2024 Conestoga Mid Cap Composite 8.4% 9.4% ANSS, CPRT, CSGP, FIVN, FTNT, GWRE, HEI.A, IDXX, IT, PCOR, POOL, RGEN, ROL, ROP, TFX, TYL, VEEV, VRSK, WCN, WST growth, healthcare, industrials, mid cap, software, technology
2025 Q3 Oct 19, 2025 Artisan Mid Cap Fund 8.8% 15.3% ANET, ARGX, ASND, BKR, DASH, DXCM, INSM, IRTC, LPLA, LSCC, LYV, PSTG, RBC, RDDT, SHOP, SNOW, SPOT, TDY, TEAM, TYL, VCYT, WING, WST, WWD AI, Biotechnology, Cloud, defense, growth, healthcare, mid cap, semiconductors SPOT
WING
LSCC
INSM
ARGX
2025 Q3 Oct 16, 2025 Brown Advisory Large-Cap Growth Strategy -0.9% 6.5% AAPL, AMZN, CDNS, CSGP, FICO, GNRC, GOOG, GOOGL, INTU, IOT, ISRG, META, MRVL, MSFT, NFLX, NOW, NVDA, TTD, WDAY, WST AI, Cloud, growth, large cap, Quality, semiconductors, software, technology
2025 Q3 Oct 16, 2025 Brown Advisors Mid-Cap Growth strategy 2.0% 9.4% CAH, COR, CPNG, CVNA, DKNG, FIG, FIX, HLT, LNG, MCK, MDB, MPWR, NET, NTSK, PSN, PSTG, VRT, VST, WST, ZS AI, Biotech, gaming, growth, healthcare, Mid-cap, semiconductors, technology CVNA
NTSK
PSN
2025 Q3 Oct 15, 2025 Upslope Capital Management 8.8% 12.5% 8697.T, BIO, CHG.L, CME, DPLM.L, EVR, FCN, GOOGL, HOLN.SW, HSY, IMXI, INTC, KDEF, MKTX, SAND.ST, SMIN.L, SRT.DE, STE, TDY, WST AI, defense, healthcare, Long/Short, Quality, risk management, valuation
2023 Q1 Oct 5, 2023 Laughing Water Capital 2.5% 11.1% BAX, CDMO, LFCR, SCTL, WST Biotechnology, CDMO, distressed, M&A, small cap, value
2025 Q4 Jan 30, 2026 BBH Select Series – Mid Cap Fund -3.9% -5.6% ANET, ATR, BJ, BRO, CBRE, DAR, ENTG, FOUR, GFL, GWRE, GXO, HEI.A, ICLR, ITT, KEYS, LPLA, MCW, NVR, TTWO, TW, ULS, VMC, WH, WMS, WSC, WSO, WST, ZBRA AI, fundamentals, Intrinsic Value, mid cap, profitability, Quality, technology, value GWRE
FOUR
KEYS
DAR
2025 Q4 Jan 27, 2026 Artisan Global Discovery 1.7% 12.1% ARGX, ASND.CO, BAB.L, BKR, BLD, CCC, COH, DUOL, FROG, FWONA, INSM, IRTC, LABS, LYV, MOD, MPWR, MTSI, PEN, PSTG, RBC, SAIL, SE, SPOT, TTAN, TXRH, TYL, VRCY, WESCO, WST, WWD AI, Biotechnology, defense, global, growth, healthcare, SMID Cap, technology MTSI
IRTC
IOT
NEM GR
TTAN
SAIL
BLD
TXRH
BAB LN
SPOT
SE
FROG
INSM
COHR
2025 Q4 Jan 19, 2026 Artisan Mid Cap Fund -0.4% 14.8% ALAB, APG, ARGX, ASND, BKR, COHR, CVNA, DASH, INSM, LHX, MACOM, MDB, RBC, RBLX, SHOP, SPOT, TTAN, VEEV, WAT, WST AI, Biotechnology, defense, growth, healthcare, industrials, mid cap, technology IRTC
FERG
SNOW
WAT
TTAN
CVNA
ALAB
LHX
SPOT
VEEV
MDB
RBLX
INSM
COHR
2025 Q4 Jan 18, 2026 Conestoga Mid Cap Composite -5.8% -4.7% AAON, AZTA, BCPC, BLFS, BMI, BSY, BWMN, COCO, CPRT, CSGP, CSW, CWAN, CWST, CYX, DGII, DSGX, ELVA, ESE, FSV, GNRC, GWRE, HEI.A, IDXX, IIIV, IRMD, IT, JKHY, KRMN, LMAT, MAMA, MEG, MLAB, MMSI, NGEN, NOVT, ODD, OLO, PHR, PL, PLMR, POOL, QTWO, RBC, RGEN, ROAD, ROL, ROP, SPSC, SSTI, STVN, TKNO, TREX, TRNS, TYL, UTI, VCEL, VEEV, VERX, VRSK, WCN, WLDN, WSO, WST AI, Biotech, defense, healthcare, industrials, mid cap, Quality, technology GNRC
BSY
CSGP
VEEV
POOL
WST
IDXX
ROL
RGEN
JKHY
2025 Q4 Jan 18, 2026 Conestoga SMid Cap Composite -2.7% -4.7% AAON, AZTA, BCPC, BLFS, BMI, BSY, BWMN, COCO, CPRT, CSGP, CSW, CWAN, CWST, CYX, DGII, DSGX, ELVA, ESE, FSV, GNRC, GWRE, HEI.A, IDXX, IIIV, IRMD, IT, JKHY, KRMN, LMAT, MAMA, MEG, MLAB, MMSI, NGEN, NOVT, ODD, OLO, PHR, PL, PLMR, POOL, QTWO, RBC, RGEN, ROAD, ROL, ROP, SPSC, SSTI, STVN, TKNO, TREX, TRNS, TYL, UTI, VCEL, VEEV, VERX, VRSK, WCN, WLDN, WSO, WST Biotechnology, defense, growth, industrials, Quality, small caps, technology GNRC
KRMN
AAON
ROAD
STVN
TREX
POOL
FSV
CWAN
CSW
JKHY
RBC
RGEN
2024 Q3 Sep 30, 2024 Artisan Global Discovery 7.6% 13.1% 0669.HK, ARGX, COHR, CWAN, EFX, ESTC, GALDA.SW, GWRE, GXI.DE, HUBB, IRTC, MPWR, MTSI, NZYM-B.CO, ONTO, PWR, SDZ.SW, TCOM, TREX, TTEK, TYL, VCYT, VEEV, WST AI, global, growth, healthcare, industrials, SMID Cap, technology, water
2024 Q3 Sep 30, 2024 Artisan Mid Cap Fund 2.4% 6.6% ANET, ARGX, CBRE, EFX, EXAS, HUBB, HUBS, ILMN, IOT, IRTC, MPWR, NVR, ONTO, PWR, SAIA, SNPS, SPOT, TEAM, WST, XYL AI, Biotechnology, growth, healthcare, mid cap, real estate, technology
2024 Q3 Sep 30, 2024 Baron Asset Fund 8.3% 10.6% ACGL, COO, CSGP, DUOL, DXCM, FDS, FICO, GWRE, ICON, IDXX, IT, LPLA, MTD, ROP, SCHW, TRU, VMC, VRSK, WELL, WST growth, healthcare, mid cap, rates, real estate, software, technology
2024 Q3 Sep 30, 2024 Baron Growth Fund 11.1% 7.4% ACGL, ALTR, ANSYS, ARE, BFAM, CG, CHH, CLRO, CNS, CSGP, DEI, DNUT, ESNT, FDS, FIGS, GLPI, GWRE, HLI, IDXX, IRDM, IT, KNSL, MC, MORN, MSCI, MTD, MTN, NEOG, PRI, RRR, SMCI, TECH, TREX, WST financials, growth, long-term, Outperformance, Quality, small caps, technology
2024 Q3 Sep 30, 2024 ClearBridge Mid Cap Growth Strategy 0.0% 0.0% AME, APP, APTV, CMG, COIN, CPRT, CRL, DOCS, FIVE, FTNT, HUBS, KKR, LINE, PANW, PINS, PLTR, SMCI, URI, WST AI, growth, healthcare, industrials, mid cap, Rate Cuts, real estate, technology AME
LINE
CPRT
DOCS
APP
2023 Q3 Sep 30, 2023 Artisan Mid Cap Fund 2.4% 6.6% ARGX, ASND, BNTX, DXCM, EXAS, GPN, HALO, HUBS, IR, JBL, LSCC, PWR, RPGN, SAIA, SWAV, TEAM, VEEV, WING, WST, ZS AI, Biotechnology, Energy Transition, growth, healthcare, mid cap, semiconductors, technology
2023 Q3 Sep 30, 2023 Conestoga Mid Cap Composite 8.4% 9.4% BALL, CGNX, CPRT, CSGP, FDS, FTNT, GGG, GNRC, GWRE, HEI.A, IDXX, POOL, RGEN, ROL, ROP, VEEV, VRSK, WCN, WST growth, healthcare, interest rates, mid cap, Quality, technology OMCL
CSWI
2024 Q2 Jul 27, 2024 Baron Growth Fund 11.1% 7.4% ACGL, ALTR, ANSYS, ARE, BFAM, BYD, CG, CHH, CNS, CSGP, CWAN, DEI, DNUT, ESNT, FDS, FIGS, GLPI, GWRE, HLI, IDXX, IRDM, IT, KNSL, MC, MORN, MSCI, MT, MTN, NEOG, PRI, RRR, TECH, TREX, WST growth, insurance, Long Term, real estate, small cap, software
2024 Q2 Jun 30, 2024 Artisan Mid Cap Fund 2.4% 6.6% ANET, ARGX, CCCS, CELH, CMG, EXAS, FIVE, FWONK, INSM, LSCC, MPWR, MRVL, MTSI, ON, POOL, RBLX, SPOT, TYL, WST AI, Biotech, Cyclical, growth, healthcare, mid cap, semiconductors, technology
2024 Q2 Jun 30, 2024 Conestoga Mid Cap Composite 8.4% 9.4% CPRT, CSGP, GWRE, HEI.A, IDXX, IT, LSPD, POOL, RGEN, ROL, ROP, TYL, VEEV, VRSK, WCN, WST growth, healthcare, mid cap, software, technology
2023 Q2 Jun 30, 2023 Conestoga Mid Cap Composite 8.4% 9.4% AAPL, ANSS, CPRT, CSGP, FDS, GGG, GWRE, HEI.A, IDXX, MSFT, MTD, RGEN, ROL, ROP, TSCO, VRSK, WCN, WST consumer discretionary, growth, healthcare, industrials, mid cap, technology
2023 Q1 May 23, 2023 Conestoga SMid Cap Composite 12.9% 12.1% ALTR, AXON, CWAN, CWST, DSGX, EVI, EXPO, FICO, FSV, JKHY, LSPD, NOVT, PLOW, RBC, RGEN, ROL, SPSC, TECH, WSO, WST Banking, growth, healthcare, Quality, small cap, software, technology
2025 Q1 Apr 14, 2025 Parnassus Mid Cap Growth Fund -10.0% -10.0% A, APP, ARES, BILL, BLDR, BR, CMG, CTAS, DDOG, EFX, FTNT, GWRE, HLT, HOOD, ICLR, JBHT, KLAC, MELI, NTRA, ODFL, ORLY, ROST, SQ, TER, TTD, VRSK, WDAY, WST AI, growth, Housing, industrials, Logistics, mid cap, semiconductors, technology
2022 Q4 Mar 2, 2023 Baron Asset Fund 8.3% 10.6% ACGLN, AZPN, FICO, FIS, HUBS, ICLR, IDXX, IT, MTD, RIVN, TTD, WIX, WST, ZI -
2023 Q4 Feb 20, 2024 Baron Growth Fund 11.1% 7.4% ACGL, ALTR, ANSYS, ARE, BFAM, BYD, CG, CHH, CNS, CSGP, CWAN, DEI, ESNT, FDS, FIGS, GLPI, GWRE, HLI, IDXX, IRDM, IT, KNSL, LFUS, MC, MORN, MSCI, MTD, MTN, NEOG, PENN, PRI, RRR, TECH, TREX, VAC, WST growth, insurance, Long Term, Quality, real estate, small cap, technology, Travel
2023 Q4 Jan 27, 2024 Baron Asset Fund 8.3% 10.6% ACGL, ANSYS, AXON, BIRK, CHH, CSGP, DXCM, FDS, FICO, GWRE, IDXX, IT, MTD, MTN, PWR, TRU, VEEV, VRSK, WST Diagnostics, growth, healthcare, industrials, mid cap, software, technology BIRK

Pitches With This Ticker

Date Pitch Type Author Company Industry Sub Industry Bull / Bear Stock Exchange Keywords Action
May 1, 2026 Seeking Alpha Seeking Alpha West Pharmaceutical Services, Inc. Pharmaceuticals Injectable Drug Delivery Neutral New York Stock Exchange biologics, Dividend Growth, financial strength, GLP-1 drugs, growth drivers, injectable drug delivery, market dominance, pharmaceutical industry, regulatory advantages, valuation concerns
Apr 13, 2026 Fund Letters Brasada Focused Equity Strategy West Pharmaceutical Services Health Care Health Care Equipment Bull NYSE biologics, contract manufacturing, drug delivery, Equity, GLP-1, Healthcare Equipment, Medical devices, pharmaceuticals, Value
Jan 21, 2026 Fund Letters Derek Johnston West Pharmaceutical Services, Inc. Health Care Health Care Supplies Bull New York Stock Exchange biologics, healthcare, Injectables, Margins, Packaging

BSD Shareholders of WST

This report provides a detailed summary of investor holdings for a specified stock ticker, highlighting key metrics such as fund name, total assets under management (AUM), invested value, portfolio weight, and shares owned. It also tracks changes in share ownership during the last quarter, including the percentage of shares bought or sold and the percentage of outstanding shares owned. The data is generated using an API that processes investor holdings and calculates these values for each fund. This report helps investors and analysts monitor the stock positions of major funds, identify investment trends, and assess the influence of large investors on individual stocks.

Filing Date: September 30, 2025
Manager Name Fund Name Fund AUM Invested Value Portfolio Weight Shares Owned Shares Bought / Sold During Quarter % Bought / Sold During Quarter % of Shares Outstanding Owned
Andreas Halvorsen Viking Global Investors $37.7B $81.2M 0.22% 295,028 +295,028 +100.00% 0.4569%
Mark A. Hillman Hillman Value Fund $158.9M $2.5M 1.54% 8,906 -1,367 -13.31% 0.0138%
Paul Tudor Jones Tudor Investment Corp $53.4B $11.2M 0.02% 40,670 +28,162 +225.15% 0.0630%
Steven A. Cohen Point72 Asset Management $86.8B $64.7M 0.07% 235,037 -424,216 -64.35% 0.3640%
Ray Dalio Bridgewater Associates $27.4B $1.1M 0.00% 4,073 +4,073 +100.00% 0.0063%
Dmitry Balyasny Balyasny Asset Management $76.6B $323,290 0.00% 1,175 -44,498 -97.43% 0.0018%
Israel Englander Millennium Management LLC $233.2B $30.4M 0.01% 110,393 -202,593 -64.73% 0.1710%
David Siegel & John Overdeck Two Sigma Investments $67.5B $38.5M 0.06% 139,939 +38,738 +38.28% 0.2167%
Cliff Asness AQR Capital Management $190.6B $142.4M 0.07% 517,631 -28,248 -5.17% 0.8017%
Brian Ashford-Russell Polar Capital Holdings $25.8B $19.1M 0.07% 69,332 +69,332 +100.00% 0.1074%
Bill Gates Bill & Melinda Gates Foundation Trust $35.4B $122.3M 0.35% 444,500 +0 +0.00% 0.6885%
Louis Bacon Moore Capital Management $6.8B $26.1M 0.39% 95,000 +95,000 +100.00% 0.1471%
Rich Handler Jefferies $19.3B $8.2M 0.04% 29,876 -8,869 -22.89% 0.0463%
Richard Kayne & John Anderson Kayne Anderson Rudnick Investment Management $37.3B $262.8M 0.71% 955,149 -82,945 -7.99% 1.4794%