Jeffrey P Rydin
CIK 1345767 · View on SEC EDGAR ↗
Insider
First SEC filing: June 21, 2017 · Latest: June 21, 2017
On this page
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net:
$-3,864,000
+ 12 non-open-market transactions below
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
12 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 3, 2025 | ATEC | S | 200,000 | $19.32 | $3,864,000 | 385,441 Direct | -34.16% | Disposed | -50.3% (price as of 2026-08-20) |
| Dec. 17, 2019 | ATEC | S | 20,000 | $7.06 | $141,200 | 243,746 Direct | -7.58% | Disposed | 36.1% (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.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| May 10, 2022 | ATEC | Warrants (right to buy) | Common Stock (100,000) | $2.00 | June 15, 2022 | 100,000 | Disposed |
| Sept. 12, 2017 | ATEC | Series A Convertible Preferred Stock | Common Stock (100,000) | $0.00 | — | 200 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.