MarketPeel
Insider Trading Intelligence
DD

Darryll E. Dewan

TSSI
CHIEF EXECUTIVE OFFICER · TSS, INC. · CIK 0001955619
FILING MIX · LIFETIME38%/62%
BUYS
11
SELLS
18
TOTAL VALUE
$10.26M
COMPANIES
1
ACTIVE SINCE
Nov 2022
HOLDINGS NOW
454,471
AVG SELL PX
$9.72
TRADE KIND
SHOWING 29 / 29
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
10 backtested trades · 8 horizons · 18 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Darryll E. Dewan, 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
7d10+50.00%+4.58%+0.71%+3.87%-2.55%
14d10+30.00%+5.57%+1.04%+9.03%+4.03%
30d10+30.00%+13.88%+0.38%+18.74%+30.73%
60d10+30.00%+35.81%+1.96%+33.85%+38.82%
90d10(2 pending)+37.50%+27.37%-0.23%+27.60%+7.68%
180d10(3 pending)+0.00%+61.02%-1.19%+62.21%+59.55%
1y10(3 pending)+57.14%-2.57%+13.34%-15.91%-19.64%
2y10(10 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
TSSI · 454,471 shares · as of May 6, 2026
0312,500625,000937,5001,250,0002023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 11 buys / 18 sellsCOVERAGE · 15 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
TSSI
TSS, INC.
SALE10b5-1
10b5-1 plan
50,000$17.00$850.0K454,471May 6, 2026May 8, 2026View →
TSSI
TSS, INC.
SALE10b5-1
10b5-1 plan
50,000$16.00$800.0K504,471Apr 22, 2026Apr 24, 2026View →
TSSI
TSS, INC.
SALE10b5-1
10b5-1 plan
50,000$15.00$750.0K554,471Apr 14, 2026Apr 16, 2026View →
TSSI
TSS, INC.
PURCHASEGRANT
Stock grant
5,000604,471Mar 23, 2026Mar 25, 2026View →
TSSI
TSS, INC.
SALE
Chief Executive Officer
25,960$11.20$290.8K599,471Jan 29, 2026Feb 2, 2026View →
TSSI
TSS, INC.
SALE
Chief Executive Officer
26,903$12.05$324.2K625,431Jan 16, 2026Jan 20, 2026View →
TSSI
TSS, INC.
PURCHASEGRANT
Stock grant
37,843652,334Jan 14, 2026Jan 16, 2026View →
TSSI
TSS, INC.
SALE
Chief Executive Officer
13,539$7.07$95.7K614,491Jan 1, 2026Jan 5, 2026View →
TSSI
TSS, INC.
PURCHASEGRANT
Stock grant
100,000440,914Jan 16, 2025Jan 21, 2025View →
TSSI
TSS, INC.
SALE
President and CEO
12,884$11.79$151.9K428,030Jan 16, 2025Jan 21, 2025View →
TSSI
TSS, INC.
PURCHASEGRANT
Stock grant
200,000628,030Jan 16, 2025Jan 21, 2025View →
TSSI
TSS, INC.
SALE
President and CEO
50,000$9.23$461.3K340,914Dec 10, 2024Dec 10, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
40,000$10.23$409.4K390,914Dec 6, 2024Dec 10, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
40,000$10.22$409.0K430,914Nov 29, 2024Dec 3, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
5,000$10.20$51.0K5,000Nov 29, 2024Dec 3, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
51,913$8.25$428.2K470,914Nov 25, 2024Nov 26, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
150,000$7.24$1.09M522,827Nov 22, 2024Nov 26, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
67,962$7.50$509.7K672,827Nov 21, 2024Nov 22, 2024View →
TSSI
TSS, INC.
PURCHASE
President and CEO
416,666$0.62$258.3K922,041Nov 15, 2024Nov 19, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
181,252$9.06$1.64M740,789Nov 15, 2024Nov 19, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
416,666416,668Nov 15, 2024Nov 19, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
183,791$7.90$1.45M505,375Nov 3, 2024Nov 19, 2024View →
TSSI
TSS, INC.
PURCHASE
President and CEO
416,666$0.62$258.3K689,166Nov 3, 2024Nov 19, 2024View →
TSSI
TSS, INC.
SALE
President and CEO
416,666833,333Nov 3, 2024Nov 19, 2024View →
TSSI
TSS, INC.
PURCHASE
President and CEO
10,000$0.60$6.0K10,000Apr 3, 2024Apr 5, 2024View →
TSSI
TSS, INC.
PURCHASEGRANT
Stock grant
450,000450,000Jan 24, 2024Jan 26, 2024View →
TSSI
TSS, INC.
PURCHASEGRANT
Stock grant
200,000272,500Jan 24, 2024Jan 26, 2024View →
TSSI
TSS, INC.
PURCHASE
President and CEO
72,500$0.35$25.4K72,500May 16, 2023May 18, 2023View →
TSSI
TSS, INC.
PURCHASEGRANT
Stock grant
1,250,0001,250,000Nov 14, 2022Nov 22, 2022View →
Other insiders · TSSI
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About this filer
CIK 0001955619
ROLE
Chief Executive Officer
PRIMARY
TSSI
COMPANIES
1
ACTIVE SINCE
Nov 2022
MARKETPEEL · /INSIDER/0001955619DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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