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Insider Trading Intelligence
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Melissa F. (missy) Miller

WAY
CHIEF MARKETING OFFICER · WAYSTAR HOLDING CORP. · CIK 0001998251
FILING MIX · LIFETIME39%/61%
BUYS
9
SELLS
14
TOTAL VALUE
$1.32M
COMPANIES
1
ACTIVE SINCE
May 2024
HOLDINGS NOW
252,077
AVG SELL PX
$37.45
TRADE KIND
SHOWING 23 / 23
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
8 backtested trades · 8 horizons · 10 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Melissa F. (missy) Miller, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d8+75.00%-1.76%-0.76%-0.99%-1.43%
14d8+87.50%-4.92%-0.66%-4.26%-3.19%
30d8+100.00%-4.54%+0.41%-4.94%-2.90%
60d8+87.50%-8.48%+0.82%-9.30%-8.11%
90d8+87.50%-10.48%+4.44%-14.92%-13.18%
180d8+100.00%-19.74%+11.40%-27.24%-23.88%
1y8(2 pending)+100.00%-48.66%+21.39%-70.04%-76.16%
2y8(8 pending)
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
WAY · 252,077 shares · as of Jun 9, 2026
063,741127,482191,223254,96420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 9 buys / 14 sellsCOVERAGE · 9 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
WAY
WAYSTAR HOLDING CORP.
SALE
Chief Marketing Officer
2,887$19.23$55.5K252,077Jun 9, 2026Jun 9, 2026View →
WAY
WAYSTAR HOLDING CORP.
PURCHASEGRANT
Stock grant
61,703254,964Mar 9, 2026Mar 11, 2026View →
WAY
WAYSTAR HOLDING CORP.
SALE10b5-1
10b5-1 plan
3,400$37.00$125.8K193,261Nov 25, 2025Nov 26, 2025View →
WAY
WAYSTAR HOLDING CORP.
PURCHASE
Chief Marketing Officer
3,400$18.19$61.8K196,661Nov 25, 2025Nov 26, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE
Chief Marketing Officer
3,40028,750Nov 25, 2025Nov 26, 2025View →
WAY
WAYSTAR HOLDING CORP.
PURCHASE
Chief Marketing Officer
3,400$18.19$61.8K196,661Aug 26, 2025Aug 27, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE10b5-1
10b5-1 plan
3,400$37.01$125.8K193,261Aug 26, 2025Aug 27, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE
Chief Marketing Officer
3,40032,150Aug 26, 2025Aug 27, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE10b5-1
10b5-1 plan
6,072$40.71$247.2K192,484Jun 11, 2025Jun 12, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE
Chief Marketing Officer
2,623$40.55$106.4K193,261Jun 6, 2025Aug 27, 2025View →
WAY
WAYSTAR HOLDING CORP.
PURCHASE
Chief Marketing Officer
3,400$18.19$61.8K205,356May 15, 2025Aug 27, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE
Chief Marketing Officer
3,40035,550May 15, 2025Aug 27, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE10b5-1
10b5-1 plan
3,400$39.19$133.2K201,956May 15, 2025Aug 27, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE10b5-1
10b5-1 plan
100$40.06$4.0K198,556May 15, 2025May 16, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE10b5-1
10b5-1 plan
3,300$39.16$129.2K198,656May 15, 2025May 16, 2025View →
WAY
WAYSTAR HOLDING CORP.
PURCHASEGRANT
Stock grant
158,478201,956Apr 1, 2025Apr 3, 2025View →
WAY
WAYSTAR HOLDING CORP.
PURCHASE
Chief Marketing Officer
3,400$18.19$61.8K46,878Feb 21, 2025Feb 25, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE10b5-1
10b5-1 plan
3,200$42.22$135.1K43,478Feb 21, 2025Feb 25, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE10b5-1
10b5-1 plan
200$41.14$8.2K46,678Feb 21, 2025Feb 25, 2025View →
WAY
WAYSTAR HOLDING CORP.
SALE
Chief Marketing Officer
3,40038,950Feb 21, 2025Feb 25, 2025View →
WAY
WAYSTAR HOLDING CORP.
PURCHASEGRANT
Stock grant
43,47843,478Jun 10, 2024Jun 12, 2024View →
WAY
WAYSTAR HOLDING CORP.
PURCHASEGRANT
Stock grant
108,695108,695Jun 6, 2024Jun 12, 2024View →
WAY
WAYSTAR HOLDING CORP.
PURCHASEGRANT
Stock grant
30,25030,250May 1, 2024Jun 12, 2024View →
Other insiders · WAY
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About this filer
CIK 0001998251
ROLE
Chief Marketing Officer
PRIMARY
WAY
COMPANIES
1
ACTIVE SINCE
May 2024
MARKETPEEL · /INSIDER/0001998251DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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