Michael F Ankcorn
CIK 1226479 · View on SEC EDGAR ↗
First SEC filing: Oct. 22, 2004 · Latest: Oct. 22, 2004
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Insider at
Insider transactions
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 |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 4, 2004 | CRL | S | 55,515 | $46.29 | $2,569,789 | 0 Direct | -100.00% | Disposed | 526.8% (price as of 2026-08-21) |
| Nov. 3, 2004 | CRL | S | 5,000 | $46.22 | $231,100 | 55,515 Direct | -8.26% | Disposed | 527.8% (price as of 2026-08-21) |
| Nov. 2, 2004 | CRL | S | 5,000 | $47.00 | $235,000 | 60,515 Direct | -7.63% | Disposed | 517.3% (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| Oct. 20, 2004 | CRL | Employee Stock Option (right to buy) | Common Stock (7,890) | $22.50 | June 28, 2013 | 7,890 | Acquired |
| Oct. 20, 2004 | CRL | Employee Stock Option (right to buy) | Common Stock (23,670) | $29.97 | Jan. 30, 2014 | 23,670 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 22, 2004 | CRL | Common Stock [F1] | 0 | Direct |