SD
Insider
Spencer Davidson
OtherSpencer Davidson (Other) filed 5 Form 4 reports in the trailing twelve months (5 purchases, 0 sales), most often in General American Investors Company, Inc. (GAM). Across 5 priced purchase filings, the average 21-session return was +2.8% from execution and +1.8% from disclosure (delay-adjusted; derived). The largest single filing was $540K of GAM (21,610 sh × $25.00, as filed), executed Nov 7 2025.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
+2.8%
avg across 5 priced filings
Delay-adjustediThe same average, entered at disclosure dates
+1.8%
same 5 filings, from disclosure
Filings, ttm
5
5 buys · 0 sells
Median delay
1d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.4M
shares × price, as filed
Last traded
Nov 24 2025
Filed Nov 25 2025
Median ADV $1.4M across their filed names
Impact on $10,000 · 12M
$10,220 (+2.2%)
S&P 500 $11,723 (+17.2%) · 15.0 pts behind
Spencer Davidson
S&P 500
Compounded across filings from disclosure dates · past 12 months
Open performance→Volume by month
Buys $1.4M
Sells $710K
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Financial Services
5 filings
Sector per market data · by filing · past 12 months
Most traded names
GAMRecent filings
GAMPURCHASE
General American Investors Company, Inc.
View filing →
$103K4,120 sh × $24.98
Exec Nov 24 2025
Filed Nov 25 2025 · 5:26 PM ET GAMPURCHASE General American Investors Company, Inc. View filing → $147K
5,868 sh × $24.98
Exec Nov 14 2025
Filed Nov 17 2025 · 5:03 PM ET GAMPURCHASE General American Investors Company, Inc. View filing → $420K
16,824 sh × $24.98
Exec Nov 12 2025
Filed Nov 13 2025 · 5:37 PM ET GAMPURCHASE General American Investors Company, Inc. View filing → $540K
21,610 sh × $25.00
Exec Nov 7 2025
Filed Nov 10 2025 · 5:09 PM ET GAMPURCHASE General American Investors Company, Inc. View filing → $185K
7,394 sh × $24.98
Exec Oct 30 2025
Filed Oct 30 2025 · 4:59 PM ET GAMSALE General American Investors Company, Inc. View filing → $432K
17,400 sh × $24.82
Exec May 8 2025
Filed May 9 2025 · 5:30 PM ET GAMSALE General American Investors Company, Inc. View filing → $278K
11,199 sh × $24.83
Exec Apr 1 2025
Filed Apr 1 2025 · 5:30 PM ET