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NYSE · CIK 0002065708

ANDG Andersen Group Inc.

Insider trading from SEC Form 4. Last filing May 22, 2026. Close $56.82 on Oct 9, 2026, +210% from the 52-week low and -1% from the high.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
6
with a Form 4 at this company

Price and insider trades, last year

ANDGOct 9, 2026 · close 56.82

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

Open-market buys and sells at Andersen Group Inc., scored.

ScoreInsiderValueHoldingsPrice contextFiled
27WeakRobert Gunderson V JR
director
buy
$85k
2,367 shares
+19%+105% from low0% from high
49ModerateJohn Nicolai
director
buy
$152k
9,475 shares
--
50ModerateRobert Gunderson V JR
director
buy
$202k
12,633 shares
--
49ModerateJohn R Joyce
director
buy
$167k
10,422 shares
--
49ModerateRonald L Olson
director
buy
$126k
7,896 shares
--
53ModerateDurable Capital Partners LP
owner
buy
$7.5M
357,985 shares
+27%-

Transactions

The last 9 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
May 20, 2026Robert Gunderson V JR
director
POpen-market purchase
Class A Common Stock
+2,367$35.82$85k15,000May 22, 2026
Feb 2, 2026Mark Lawrence Vorsatz
See Remarks
GGift
Class X Aggregator Unitsderivative
-200,000--5,000,000Feb 4, 2026
Feb 2, 2026Mark Lawrence Vorsatz
See Remarks
GGift
Class X Aggregator Unitsderivativeindirect: See footnote
+200,000--2,000,000Feb 4, 2026
Dec 18, 2025John Nicolai
director
POpen-market purchase
Class A Common Stock
+9,475$16.00$152k9,475Dec 22, 2025
Dec 18, 2025Robert Gunderson V JR
director
POpen-market purchase
Class A Common Stock
+12,633$16.00$202k12,633Dec 22, 2025
Dec 18, 2025John R Joyce
director
POpen-market purchase
Class A Common Stock
+10,422$16.00$167k10,422Dec 22, 2025
Dec 18, 2025Ronald L Olson
director
POpen-market purchase
Class A Common Stock
+7,896$16.00$126k7,896Dec 22, 2025
Dec 17, 2025Durable Capital Partners LP
owner
POpen-market purchase
Class A Common Stockindirect: See footnote (1)
+250,000$20.59$5.1M1,562,500Dec 19, 2025
Dec 17, 2025Durable Capital Partners LP
owner
POpen-market purchase
Class A Common Stockindirect: See footnote (1)
+107,985$21.36$2.3M1,670,485Dec 19, 2025

Insiders

Everyone who has filed a Form 4 here.

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.

ANDG insider trading: Andersen Group Inc. | InsiderTell