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Insider · CIK 0001918874

Brittany Kaiser

directorceoofficer

Files at ALP (Alpha Compute Corp), ABTC (American Bitcoin Corp.). First filing Jan 10, 2025, latest Sep 14, 2026.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
2 / 1
$88k bought, $212k sold

Where the trades landed

Last year at the 2 companies this insider has traded most, with each buy and sell on the bar it happened.

ABTC: American Bitcoin Corp.

ABTCOct 9, 2026 · close 7.73

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

ALP: Alpha Compute Corp

ALPOct 9, 2026 · close 3.97

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
75Notable
ALPbuy 4
Alpha Compute Corp
$50k
9,350 shares
+126%0% from low-99% from high
44Moderate
ABTCbuy 8
American Bitcoin Corp.
$38k
96,824 shares
--
47Moderate
ABTCsell
American Bitcoin Corp.
$212k
604,581 shares
-50%-

Transactions

Every row this insider has filed, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Apr 29, 2026ALP
Alpha Compute Corp
AGrant or award
Ordinary Shares
+7,416$0.00$07,41628 d ago
Sep 9, 2026ALP
Alpha Compute Corp
POpen-market purchase
Ordinary Shares
+9,350$5.35$50k16,76628 d ago
May 14, 2026ALP
Alpha Compute Corp
AGrant or award
Option Shares (right to buy)derivative
+10,906$0.00$010,90628 d ago
Jan 13, 2025ABTC
American Bitcoin Corp.
POpen-market purchase
Common Stock
+96,824$0.39$38k96,824Jan 15, 2025
Jan 13, 2025ABTC
American Bitcoin Corp.
POpen-market purchase
Warrant to Purchase Common Stockderivative
+96,824$0.13$12k96,824Jan 15, 2025
Jan 8, 2025ABTC
American Bitcoin Corp.
SOpen-market sale
Common Stockindirect: See Footnote
-604,581$0.35$212k604,581Jan 10, 2025
Oct 31, 2024ABTC
American Bitcoin Corp.
AGrant or award
Common Stock
+264,080$0.00$0264,080Nov 4, 2024

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Brittany Kaiser: insider trades and track record | InsiderTell