Griffey Michael Sean
Director
1 company
Insider Signal Score
27
WeakTrades Analyzed
13
12M Win Rate
0.0%
Avg 3M Return
-37.6%
Avg 12M Return
-75.6%
Griffey Michael Sean serves as a Director at TTGT. Across recent SEC filings that breaks down to 20 buys and 0 sells. Those positions are worth an estimated $579K at current prices.
Historically, Griffey Michael Sean's trades have earned a below-average insider score of 27/100 across 13 rated trades. Over a 12-month horizon, 0.0% of those trades were profitable, with an average 12-month return of -75.6%.
The biggest single holding is TTGT (~$579K) as Director. Net of sales, the recent Form 4 record there shows accumulation of 148,248 shares.
Holdings by Company
TTGTDec 11, 2025
Current Shares154.5K
Value$579.3K
Net Activity+148.2K
Bought: 148.2KSold: 0
Transaction History
Showing 1 filings
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 20, 2024 | TTGT Techtarget, Inc. | Director | Buy | 148,248 | $23.90 | $3,542,666.63 | +9.7% | -27.1% | -71.6% |