MarketPeel
Insider Trading Intelligence
CG

Christoph Glingener

ADTN
CHIEF TECHNOLOGY OFFICER · ADTRAN HOLDINGS, INC. · CIK 0001943622
FILING MIX · LIFETIME50%/50%
BUYS
7
SELLS
7
TOTAL VALUE
$3.82M
COMPANIES
1
ACTIVE SINCE
May 2023
HOLDINGS NOW
46,645
AVG SELL PX
$14.91
TRADE KIND
SHOWING 14 / 14
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
3 backtested trades · 8 horizons · 15 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Christoph Glingener, 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+0.00%+6.08%+1.19%+4.89%+5.54%
14d3+100.00%-1.42%
30d3+0.00%+4.58%+0.53%+4.06%+4.70%
60d3(3 pending)
90d3(3 pending)
180d3(3 pending)
1y3(3 pending)
2y3(3 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
ADTN · 46,645 shares · as of May 8, 2026
032,88565,77098,655131,540202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 7 buys / 7 sellsCOVERAGE · 13 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
ADTN
ADTRAN HOLDINGS, INC.
SALE10b5-1
10b5-1 plan
22,277$15.00$334.2K46,645May 8, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
SALE
Chief Technology Officer
22,2770May 8, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
PURCHASE
Chief Technology Officer
22,277$12.17$271.1K68,922May 8, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
SALE10b5-1
10b5-1 plan
41,220$14.73$607.2K46,645May 7, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
PURCHASE
Chief Technology Officer
84,895$12.17$1.03M131,540May 7, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
SALE10b5-1
10b5-1 plan
84,895$15.06$1.28M46,645May 7, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
SALE
Chief Technology Officer
84,89522,277May 7, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
SALE
Chief Technology Officer
41,2200May 7, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
PURCHASE
Chief Technology Officer
41,220$7.01$289.0K87,865May 7, 2026May 11, 2026View →
ADTN
ADTRAN HOLDINGS, INC.
PURCHASEGRANT
Stock grant
13,90732,775Jan 24, 2025Jan 28, 2025View →
ADTN
ADTRAN HOLDINGS, INC.
PURCHASEGRANT
Stock grant
13,87046,645Jan 24, 2025Jan 28, 2025View →
ADTN
ADTRAN HOLDINGS, INC.
SALE
Chief Technology Officer
801$5.27$4.2K18,868May 24, 2024May 29, 2024View →
ADTN
ADTRAN HOLDINGS, INC.
PURCHASEGRANT
Stock grant
12,04419,669Jan 26, 2024Jan 30, 2024View →
ADTN
ADTRAN HOLDINGS, INC.
PURCHASEGRANT
Stock grant
7,6257,625May 24, 2023May 25, 2023View →
Other insiders · ADTN
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About this filer
CIK 0001943622
ROLE
Chief Technology Officer
PRIMARY
ADTN
COMPANIES
1
ACTIVE SINCE
May 2023
MARKETPEEL · /INSIDER/0001943622DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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