Michael S. Geltzeiler

Insider activity · 24 months1 buy0 salesCumulative net flow

Nov 24 · 0 buys · 0 salesDec 24 · 0 buys · 0 salesJan 25 · 0 buys · 0 salesFeb 25 · 0 buys · 0 salesMar 25 · 0 buys · 0 salesApr 25 · 0 buys · 0 salesMay 25 · 0 buys · 0 salesJun 25 · 0 buys · 0 salesJul 25 · 0 buys · 0 salesAug 25 · 0 buys · 0 salesSept 25 · 0 buys · 0 salesOct 25 · 0 buys · 0 salesNov 25 · 0 buys · 0 salesDec 25 · 1 buy · 0 salesJan 26 · 0 buys · 0 salesFeb 26 · 0 buys · 0 salesMar 26 · 0 buys · 0 salesApr 26 · 0 buys · 0 salesMay 26 · 0 buys · 0 salesJun 26 · 0 buys · 0 salesJul 26 · 0 buys · 0 salesAug 26 · 0 buys · 0 salesSept 26 · 0 buys · 0 salesOct 26 · 0 buys · 0 sales

Total declarations

Company

▲ Purchases (1 ops.)

€77k

▼ Sales (0 ops.)

—

Latest filing published 19 Dec 2025 for HYPERION DEFI, INC., €77k. Read the official filing

Filing timeline

BuySale

Michael S. Geltzeiler

Insider track record

Disclosed buys

Disclosed sells

Signal history

No signal scores available.

Closed purchases

Market purchases

Not enough history yet: 1 closed purchase, at least 2 are needed.

Purchases by company

HYPERION DEFI, INC. 1 purchase · last 19 Dec 2025

Since each purchase

Hyperion Defi, Inc.
Filed 19 Dec 2025 · 303 days ago · €77k
-19.9%
Entry US$4.08 · Close at T+90 US$3.27

Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.

Michael S. Geltzeiler: trading record in brief

Michael S. Geltzeiler appears in our data through filings on Hyperion Defi, Inc. shares, published by SEC (Form 4). We count 7 filings; the first trade dates from 14 November 2023 and the latest from 17 December 2025.

On the market, this insider has only ever bought: 1 purchase, €77k in total. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Other entries cover 6 share grants. In 2025 alone, the filings show 1 purchase and no sales.

On 19 December 2025 came the latest disclosure, an open-market purchase for €77k in Hyperion Defi, Inc. Filings reach the SEC (Form 4) feed a median of 2 days after the trade. The legal deadline for a Form 4 is two business days after the transaction. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.