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Waystar Holding Corp.

WAY
Exchange
Nasdaq
Industry
Services-Computer Integrated Systems Design
SEC CIK
0001990354

In the last 90 days, Waystar Holding Corp. insiders filed 0 open-market purchases and 3 sales; 301 institutions reported holding it in 13F filings for Q2 2026, worth $4.35B in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Waystar Holding Corp. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
3 filings
1 insider, $5.82M in total
Insiders trading
1
Net value
−$5.82M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Waystar Holding Corp., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Waystar Holding Corp.
NameTitleLast reported holdingLast filingFilings, past year
Driscoll John PatrickDirector, Other: Chairperson101,203Sep 25, 20261
Gupta AashimaDirector15,580Sep 25, 20261
DeMichiei RobertDirector47,342Sep 25, 20261
Riefberg Vivian E.Director24,275Sep 25, 20261
Miller HeidiDirector42,060Sep 25, 20262
Roman Michael FDirector15,580Sep 25, 20261
Hung PriscillaDirector24,275Sep 25, 20261
Khanna AmitChief Prod. & Tech. Officer390,625Sep 8, 20261
Packer Gregory RChief Legal officer418,255Sep 3, 20263
Bridge T. CraigChief Transformation Officer833,234Sep 3, 20264
Hawkins Matthew J.Chief Executive Officer1,804,794Sep 3, 20267
Wegner AlpanaChief Financial Officer162,112Aug 14, 20261
Woods Todd CharlesChief Commercial Officer220,506Aug 10, 20261
Oreskovich Steven MChief Financial Officer424,200Jun 9, 20262
Miller Melissa F. (Missy)Chief Marketing Officer252,077Jun 9, 20263
Schremser Christopher L.Chief Technology Officer495,033Jun 9, 20265
Wittman Kimberly S.Chief People Officer270,233Jun 9, 20262
Chan WilliamChief Product & AI Officer1,580,812Mar 11, 20261
Sinclair III Eric L. (Ric)Chief Business Officer474,826Jan 22, 20264
Bain Capital Investors LLC10% Owner13,243,539IndirectSep 16, 20250
Bain Capital Fund XI, L.P.10% Owner13,243,539IndirectSep 16, 20250
Bain Capital Partners XI, L.P.10% Owner13,243,539IndirectSep 16, 20250
BCPE Derby GP, LLC10% Owner13,243,539IndirectSep 16, 20250
BCPE Derby Investor, LP10% Owner13,243,539IndirectSep 16, 20250
BCPE Derby (DE) SPV (GP), LLC10% Owner13,243,539IndirectSep 16, 20250
BCPE Derby (DE) SPV, LP10% Owner13,243,539IndirectSep 16, 20250
EQT Fund Management S.a r.l.10% Owner24,879,437IndirectSep 16, 20250
Derby LuxCo S.a r.l.10% Owner24,879,437IndirectSep 16, 20250
Canada Pension Plan Investment Board10% Owner19,025,452IndirectSep 16, 20250
CPP Investment Board Private Holdings (4) Inc.10% Owner19,025,452IndirectSep 16, 20250
Moskowitz Paul GDirector, 10% Owner13,243,539IndirectSep 16, 20250
Heiman Matthew R. A.See Remarks86,956Jun 12, 20240

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 3, 2026 (view filing)1:15 PM ETSep 21 dayHawkins Matthew J.Chief Executive OfficerSSale−82.5K$25.97−$2.14M−4.4%1.80M after10b5-1
Aug 13, 2026 (view filing)5:41 PM ETAug 11-132 daysHawkins Matthew J.Chief Executive OfficerSSale−82.5K$25.02−$2.06M−4.3%1.84M after2 lots10b5-1
Jul 17, 2026 (view filing)5:21 PM ETJul 15-162 daysHawkins Matthew J.Chief Executive OfficerSSale−70.0K$23.06−$1.61M−7.0%926.8K after2 lots10b5-1
Mar 3, 2026 (view filing)Mar 21 dayMiller HeidiDirectorPPurchase+7.20K$26.25+$189.0KNew position7.20K after
Jan 22, 2026 (view filing)Jan 202 daysSinclair III Eric L. (Ric)Chief Business OfficerSSale−40.2K$30.08−$1.21M−7.8%474.8K after10b5-1
Dec 23, 2025 (view filing)Dec 221 daySinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$32.82−$318.4K−2.0%474.8K after10b5-1
Dec 11, 2025 (view filing)Dec 101 daySchremser Christopher L.Chief Technology OfficerSSale−8.62K$30.41−$262.2K−2.0%422.4K after
Nov 26, 2025 (view filing)Nov 251 dayMiller Melissa F. (Missy)Chief Marketing OfficerSSale−3.40K$37.00−$125.8K−1.7%193.3K after10b5-1
Nov 21, 2025 (view filing)Nov 201 daySinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$35.27−$342.2K−2.0%474.8K after10b5-1
Nov 12, 2025 (view filing)Nov 102 daysSchremser Christopher L.Chief Technology OfficerSSale−8.62K$36.12−$311.5K−2.0%422.4K after10b5-1
Oct 21, 2025 (view filing)Oct 201 daySinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$36.94−$358.4K−2.0%474.8K after10b5-1
Oct 20, 2025 (view filing)Oct 155 daysLateHawkins Matthew J.Chief Executive OfficerSSale−200$38.00−$7.60K0.0%717.5K after10b5-1
Oct 14, 2025 (view filing)Oct 104 daysSchremser Christopher L.Chief Technology OfficerSSale−8.62K$36.21−$312.2K−2.0%422.4K after
Sep 24, 2025 (view filing)Sep 22-232 daysHawkins Matthew J.Chief Executive OfficerSSale−25.0K$38.08−$952.0K−3.4%717.5K after2 lots10b5-1
Sep 24, 2025 (view filing)Sep 222 daysSinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$37.63−$365.0K−2.0%474.8K after10b5-1
Sep 16, 2025 (view filing)4:30 PM ETSep 124 daysBain Capital Investors LLC and 6 others10% OwnerSSaleCommon Stock, par value $0.01 per share−4.30M$39.21−$168.4M−23.8%13.8M afterDuplicate filing
Sep 16, 2025 (view filing)4:30 PM ETSep 124 daysEQT Fund Management S.a r.l. and 1 other10% OwnerSSale−7.77M$39.21−$304.5M−23.8%24.9M after
Sep 16, 2025 (view filing)4:13 PM ETSep 124 daysCanada Pension Plan Investment Board and 1 other10% OwnerSSale−5.94M$39.21−$232.9M−23.8%19.0M after
Sep 16, 2025 (view filing)Sep 124 daysMoskowitz Paul GDirector, 10% OwnerSSaleCommon Stock, par value $0.01 per share−4.30M$39.21−$168.4M−23.8%13.8M after
Sep 11, 2025 (view filing)Sep 101 daySchremser Christopher L.Chief Technology OfficerSSale−8.62K$40.49−$349.1K−2.0%422.4K after10b5-1
Sep 11, 2025 (view filing)Sep 101 dayOreskovich Steven MChief Financial OfficerSSale−16.7K$40.49−$674.8K−4.5%354.5K after10b5-1
Sep 10, 2025 (view filing)Sep 82 daysBridge T. CraigChief Transformation OfficerSSale−85.0K$40.06−$3.41M−12.7%583.4K after10b5-1
Sep 10, 2025 (view filing)Sep 82 daysSinclair III Eric L. (Ric)Chief Business OfficerSSale−19.4K$40.03−$776.7K−3.9%474.8K after10b5-1
Aug 28, 2025 (view filing)Aug 262 daysMiller Melissa F. (Missy)Chief Marketing OfficerSSale−3.40K$37.01−$125.8K−1.7%193.3K after10b5-1
Aug 28, 2025 (view filing)May 15105 daysMiller Melissa F. (Missy)Chief Marketing OfficerSSale−3.40K$39.19−$133.2K−1.7%202.0K afterAmended10b5-1
Aug 20, 2025 (view filing)Aug 20Same daySinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$35.11−$340.6K−1.9%490.9K after10b5-1
Aug 12, 2025 (view filing)Aug 111 daySchremser Christopher L.Chief Technology OfficerSSale−8.62K$34.49−$297.4K−1.9%438.0K after10b5-1
Aug 12, 2025 (view filing)Aug 12Same dayHawkins Matthew J.Chief Executive OfficerSSale−46.7K$34.66−$1.62M−5.8%764.1K after10b5-1
Jul 22, 2025 (view filing)Jul 211 dayBridge T. CraigChief Transformation OfficerSSale−85.0K$37.09−$3.15M−11.1%682.8K after10b5-1
Jul 22, 2025 (view filing)Jul 211 daySinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$37.10−$359.9K−1.9%490.9K after10b5-1
Jul 16, 2025 (view filing)Jul 151 dayHawkins Matthew J.Chief Executive OfficerSSale−46.7K$38.26−$1.79M−5.8%764.1K after10b5-1
Jul 11, 2025 (view filing)Jul 101 daySchremser Christopher L.Chief Technology OfficerSSale−8.62K$37.63−$324.5K−1.9%438.0K after10b5-1
Jun 25, 2025 (view filing)Jun 25Same daySinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$40.22−$390.2K−1.9%490.9K after10b5-1
Jun 23, 2025 (view filing)Jun 203 daysSinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$37.79−$366.6K−1.9%490.9K after10b5-1
Jun 12, 2025 (view filing)Jun 111 dayOreskovich Steven MChief Financial OfficerSSale−16.4K$40.71−$667.5K−4.3%368.6K after10b5-1
Jun 12, 2025 (view filing)Jun 111 dayMiller Melissa F. (Missy)Chief Marketing OfficerSSale−6.07K$40.71−$247.2K−3.1%192.5K after10b5-1
Jun 12, 2025 (view filing)Jun 111 dayBridge T. CraigChief Transformation OfficerSSale−15.9K$40.71−$649.2K−2.0%767.8K after10b5-1
Jun 11, 2025 (view filing)Jun 101 daySchremser Christopher L.Chief Technology OfficerSSale−8.62K$40.58−$349.9K−1.9%438.0K after10b5-1
Jun 11, 2025 (view filing)Jun 101 dayHawkins Matthew J.Chief Executive OfficerSSale−2.70K$40.57−$109.7K−0.4%764.1K after10b5-1
Jun 6, 2025 (view filing)Jun 51 dayHawkins Matthew J.Chief Executive OfficerSSale−59.8K$40.18−$2.40M−7.3%764.1K after
Jun 2, 2025 (view filing)May 303 daysSinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$40.00−$388.1K−1.9%490.9K after10b5-1
May 27, 2025 (view filing)May 22-275 daysHawkins Matthew J.Chief Executive OfficerSSale−340.2K$38.74−$13.2M−30.8%764.1K after3 lots
May 22, 2025 (view filing)May 211 daySinclair III Eric L. (Ric)Chief Business OfficerSSale−9.70K$39.16−$380.0K−1.9%490.9K after2 lots10b5-1
May 20, 2025 (view filing)8:55 PM ETMay 16-204 daysBain Capital Investors LLC and 6 others10% OwnerSSaleCommon Stock, par value $0.01 per share−3.46M$37.39−$129.5M−16.1%18.1M after2 lotsDuplicate filing
May 20, 2025 (view filing)4:43 PM ETMay 16-204 daysCanada Pension Plan Investment Board and 1 other10% OwnerSSale−4.73M$37.39−$176.8M−15.9%25.0M after2 lots
May 20, 2025 (view filing)4:30 PM ETMay 16-204 daysEQT Fund Management S.a r.l. and 1 other10% OwnerSSale−6.18M$37.39−$231.2M−15.9%32.6M after2 lots
May 20, 2025 (view filing)May 16-204 daysMoskowitz Paul GDirector, 10% OwnerSSaleCommon Stock, par value $0.01 per share−3.46M$37.39−$129.5M−16.1%18.1M after2 lots
May 14, 2025 (view filing)May 131 dayHawkins Matthew J.Chief Executive OfficerSSale−46.7K$38.97−$1.82M−5.8%764.1K after2 lots10b5-1
May 12, 2025 (view filing)May 93 daysSchremser Christopher L.Chief Technology OfficerSSale−8.62K$40.17−$346.4K−1.9%438.0K after10b5-1
Apr 14, 2025 (view filing)Apr 104 daysSchremser Christopher L.Chief Technology OfficerSSale−8.62K$36.36−$313.5K−1.9%438.0K after2 lots