Howard Hartenbaum
CIK 1547424 · View on SEC EDGAR ↗
Insider
First SEC filing: Feb. 14, 2022 · Latest: Feb. 14, 2022
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 25, 2022 | GTLB | S | 1,340 | $65.30 | $87,502 | 150,000 Direct | -0.89% | Disposed | -35.7% (price as of 2026-08-20) |
| Aug. 25, 2022 | GTLB | S | 17,113 | $64.58 | $1,105,158 | 151,340 Direct | -10.16% | Disposed | -35.0% (price as of 2026-08-20) |
| Nov. 10, 2021 | PUBM | S 10b5-1 | 8,841 | $39.59 | $350,015 | 20,000 Direct | -30.65% | Disposed | -58.3% (price as of 2026-08-20) |
| Nov. 10, 2021 | PUBM | S 10b5-1 | 11,159 | $39.16 | $436,986 | 28,841 Direct | -27.90% | Disposed | -57.9% (price as of 2026-08-20) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.