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Insider tapeFilings through Fri, Nov 13
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Elizabeth Muller

At a glance: Elizabeth Muller is CEO, President at Deep Fission (FISN). Their latest SEC Form 4, filed Nov 13, 2026, reported a purchase of $22K. On file: 1 purchase line ($22K) and 0 sale lines ($0).

Disclosed holdings: about $21K of FISN stock: 10,000 shares reported on their latest Form 4 (filed Nov 13, 2026), valued at the Nov 13, 2026 close of $2.06. This counts only FISN shares reported to the SEC; it leaves out cash, other investments, options and unvested awards, so it is not total net worth.

CEO, President at Deep Fission, Inc. (FISN)

Purchase track record

Not enough history. Based on 0 purchases with a full 90 days of price history.

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Avg. 90-day return—
vs. S&P 500—
Beat the market—
Paper profit on buys−$1K
Total bought / sold$22K / $0

Reported trades

Filed Stock Type Shares Price Value Since
Nov 13 NewSEC FISNDeep Fission, Inc.First buyNew position Buy 10,000new position $2.16 $22K -4.7%
  • Buy

    CEO, President Elizabeth Muller bought $22K of FISN at $2.16 — first open-market purchase in our records; opens a new position.

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