MarketPeel
Insider Trading Intelligence
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Debra K. Osteen

ACHC
CHIEF EXECUTIVE OFFICER · ACADIA HEALTHCARE COMPANY, INC. · CIK 0001181035
FILING MIX · LIFETIME54%/46%
BUYS
7
SELLS
6
TOTAL VALUE
$32.15M
COMPANIES
1
ACTIVE SINCE
Mar 2020
HOLDINGS NOW
1,125,000
AVG SELL PX
$72.20
TRADE KIND
SHOWING 13 / 13
Trades · vs SPY
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Performance · forward returns vs SPY
3 backtested trades · 8 horizonsHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Debra K. Osteen, 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
7d3+33.33%-0.57%+1.83%-2.41%-1.93%
14d3+66.67%+0.82%+2.88%-2.06%-2.04%
30d3+33.33%+6.57%+3.34%+3.23%+7.01%
60d3+0.00%+7.57%+8.11%-0.54%-0.50%
90d3+0.00%+5.37%+11.44%-6.07%-5.12%
180d3+100.00%-9.41%+16.63%-26.04%-26.53%
1y3+100.00%-46.44%+33.63%-80.08%-80.18%
2y3+100.00%-78.80%+51.93%-130.73%-130.05%
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
ACHC · 1,125,000 shares · as of Jan 20, 2026
0281,250562,500843,7501,125,000202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
FLOW · 7 buys / 6 sellsCOVERAGE · 25 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
ACHC
ACADIA HEALTHCARE COMPANY, INC.
PURCHASEGRANT
Stock grant
1,125,0001,125,000Jan 20, 2026Jan 21, 2026View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
SALE
35,000$77.67$2.72M675,833Dec 13, 2023Dec 14, 2023View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
SALE
8,000$76.23$609.8K710,833Dec 12, 2023Dec 14, 2023View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
SALE
15,000$74.21$1.11M718,833Nov 8, 2023Nov 13, 2023View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
PURCHASEGRANT
Stock grant
2,229733,833May 18, 2023May 19, 2023View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
SALE
241,773$80.87$19.55M731,604Feb 21, 2023Feb 23, 2023View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
PURCHASEGRANT
Stock grant
614,418973,377Feb 21, 2023Feb 23, 2023View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
PURCHASEGRANT
Stock grant
2,303358,959May 19, 2022May 20, 2022View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
SALE
Chief Executive Officer
118,075$56.92$6.72M356,656Feb 25, 2022Mar 1, 2022View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
PURCHASEGRANT
Stock grant
169,050474,731Feb 25, 2022Mar 1, 2022View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
PURCHASEGRANT
Stock grant
131,016305,681Feb 25, 2022Mar 1, 2022View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
SALE
Chief Executive Officer
27,403$52.31$1.43M174,665Jan 31, 2022Feb 2, 2022View →
ACHC
ACADIA HEALTHCARE COMPANY, INC.
PURCHASEGRANT
Stock grant
84,890202,068Mar 24, 2020Mar 26, 2020View →
Other insiders · ACHC
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About this filer
CIK 0001181035
ROLE
Chief Executive Officer
PRIMARY
ACHC
COMPANIES
1
ACTIVE SINCE
Mar 2020
MARKETPEEL · /INSIDER/0001181035DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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