MarketPeel
Insider Trading Intelligence
MK

Mike Kelliher

ARDX
SEE REMARKS · ARDELYX, INC. · CIK 0001987188
FILING MIX · LIFETIME63%/37%
BUYS
15
SELLS
9
TOTAL VALUE
$223.7K
COMPANIES
2
ACTIVE SINCE
Sep 2023
HOLDINGS NOW
372,918
AVG SELL PX
$5.28
TRADE KIND
SHOWING 24 / 24
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
6 backtested trades · 8 horizons · 14 pending
Forward-return performance of every backtestable P/S trade by Mike Kelliher, 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
7d6+16.67%+8.22%+0.67%+7.55%+9.06%
14d6+16.67%+5.99%-0.12%+6.11%+8.39%
30d6+66.67%-4.37%-0.95%-3.42%-2.39%
60d6+16.67%+7.37%+3.44%+3.92%+1.89%
90d6+16.67%+13.71%+5.54%+12.63%+20.49%
180d6(3 pending)+0.00%+21.59%+10.79%+10.80%+3.20%
1y6(5 pending)+0.00%+46.17%+25.21%+20.96%+20.96%
2y6(6 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
ARDX · 357,418 shares · as of May 21, 2026
093,565187,131280,696374,26120252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 15 buys / 9 sellsCOVERAGE · 12 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
ARDX
ARDELYX, INC.
SALE
Chief Business Officer
2,478$6.27$15.5K357,418May 21, 2026May 22, 2026View →
ARDX
ARDELYX, INC.
SALE
Chief Business Officer
2,900$6.27$18.2K361,766May 21, 2026May 22, 2026View →
ARDX
ARDELYX, INC.
SALE
Chief Business Officer
1,870$6.27$11.7K359,896May 21, 2026May 22, 2026View →
ARDX
ARDELYX, INC.
SALE
See Remarks
2$5.71$11364,666Feb 20, 2026Feb 23, 2026View →
ARDX
ARDELYX, INC.
SALE
See Remarks
8,434$5.87$49.5K365,827Feb 20, 2026Feb 23, 2026View →
ARDX
ARDELYX, INC.
SALE
See Remarks
1,159$5.71$6.6K364,668Feb 20, 2026Feb 23, 2026View →
ARDX
ARDELYX, INC.
PURCHASEGRANT
Stock grant
154,625154,625Jan 23, 2026Jan 26, 2026View →
ARDX
ARDELYX, INC.
PURCHASEGRANT
Stock grant
103,080374,261Jan 23, 2026Jan 26, 2026View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
15,50015,500Jan 5, 2026Jan 7, 2026View →
ARDX
ARDELYX, INC.
SALE
See Remarks
5,560$5.54$30.8K271,181Nov 21, 2025Nov 25, 2025View →
ARDX
ARDELYX, INC.
SALE
Chief Business Officer
5,417$5.93$32.1K276,741Aug 21, 2025Aug 28, 2025View →
ARDX
ARDELYX, INC.
SALE
See Remarks
14,522$4.08$59.3K282,158May 20, 2025May 22, 2025View →
ARDX
ARDELYX, INC.
PURCHASEGRANT
Stock grant
136,680296,680Feb 25, 2025Feb 27, 2025View →
ARDX
ARDELYX, INC.
PURCHASEGRANT
Stock grant
205,019205,019Feb 25, 2025Feb 27, 2025View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
5,7505,750Jan 2, 2025Jan 6, 2025View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
11,94011,940Jan 2, 2025Jan 6, 2025View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
1,4401,440Jan 2, 2025Jan 6, 2025View →
ARDX
ARDELYX, INC.
PURCHASEGRANT
Stock grant
160,000160,000Mar 25, 2024Mar 27, 2024View →
ARDX
ARDELYX, INC.
PURCHASEGRANT
Stock grant
205,000205,000Mar 25, 2024Mar 27, 2024View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
30,00030,000Jan 2, 2024Jan 4, 2024View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
4,7304,730Jan 2, 2024Jan 4, 2024View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
890890Jan 2, 2024Jan 4, 2024View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
29,25029,250Jan 2, 2024Jan 4, 2024View →
CAPR
CAPRICOR THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
115,000115,000Sep 1, 2023Sep 6, 2023View →
Other insiders · ARDX
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About this filer
CIK 0001987188
ROLE
See Remarks
PRIMARY
ARDX
COMPANIES
2
ACTIVE SINCE
Sep 2023
MARKETPEEL · /INSIDER/0001987188DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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