Chee Cheong Nicholas Ong
CIK 1628387 · View on SEC EDGAR ↗
First SEC filing: Jan. 6, 2015 · Latest: Jan. 6, 2015
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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 |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 1, 2015 | OSIS | S | 3,000 | $94.67 | $284,010 | 56,993 Direct | -5.00% | Disposed | 105.9% (price as of 2026-08-21) |
| Dec. 1, 2015 | OSIS | S | 3,000 | $94.67 | $284,010 | 56,993 Direct | -5.00% | Disposed | 105.9% (price as of 2026-08-21) |
| Nov. 30, 2015 | OSIS | S | 2,000 | $93.63 | $187,260 | 59,993 Direct | -3.23% | Disposed | 108.2% (price as of 2026-08-21) |
| Nov. 30, 2015 | OSIS | S | 2,000 | $93.63 | $187,260 | 59,993 Direct | -3.23% | Disposed | 108.2% (price as of 2026-08-21) |
| Sept. 17, 2015 | OSIS | S | 31,710 | $78.84 | $2,500,016 | 61,993 Direct | -33.84% | Disposed | 147.3% (price as of 2026-08-21) |
| Sept. 17, 2015 | OSIS | S | 1,000 | $78.63 | $78,630 | 71,703 Direct | -1.38% | Disposed | 147.9% (price as of 2026-08-21) |
| Sept. 8, 2015 | OSIS | S | 1,000 | $74.45 | $74,450 | 72,703 Direct | -1.36% | Disposed | 161.9% (price as of 2026-08-21) |
| Aug. 7, 2015 | OSIS | P | 1,000 | $67.00 | $67,000 | 73,703 Direct | +1.38% | Acquired | 191.0% (price as of 2026-08-21) |
| June 8, 2015 | OSIS | S | 3,826 | $72.42 | $277,079 | 72,703 Direct | -5.00% | Disposed | 169.2% (price as of 2026-08-21) |
| Dec. 24, 2014 | OSIS | S | 1,000 | $72.20 | $72,200 | 76,529 Direct | -1.29% | Disposed | 170.0% (price as of 2026-08-21) |
| Dec. 19, 2014 | OSIS | S | 2,000 | $71.85 | $143,700 | 77,529 Direct | -2.51% | Disposed | 171.3% (price as of 2026-08-21) |
| Dec. 19, 2014 | OSIS | P | 1,000 | $71.70 | $71,700 | 79,529 Direct | +1.27% | Acquired | 171.9% (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 |
|---|---|---|---|---|---|---|---|
| Sept. 17, 2015 | OSIS | Option to Purchase Common Stock | Common Stock (8,000) | $10.96 | Nov. 13, 2018 | 8,000 | Disposed |
| Sept. 17, 2015 | OSIS | Option to Purchase Common Stock | Common Stock (14,000) | $16.72 | Feb. 7, 2018 | 14,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 12 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 6, 2015 | OSIS | Common Stock | 73,796 | Direct |
| Jan. 6, 2015 | OSIS | Employee Stock Option (right to buy)→ Common Stock (8,000) | 8,000 | Direct |
| Jan. 6, 2015 | OSIS | Employee Stock Option (right to buy)→ Common Stock (14,000) | 14,000 | Direct |
| Jan. 6, 2015 | OSIS | Employee Stock Option (right to buy)→ Common Stock (2,963) | 2,963 | Direct |
| Jan. 6, 2015 | OSIS | Employee Stock Option (right to buy)→ Common Stock (16,000) | 16,000 | Direct |
| Jan. 6, 2015 | OSIS | Employee Stock Option (right to buy)→ Common Stock (4,000) | 4,000 | Direct |
| Dec. 22, 2014 | OSIS | Common Stock | 86,102 | Direct |
| Dec. 22, 2014 | OSIS | Employee Stock Option (right to buy)→ Common Stock (8,000) | 8,000 | Direct |
| Dec. 22, 2014 | OSIS | Employee Stock Option (right to buy)→ Common Stock (14,000) | 14,000 | Direct |
| Dec. 22, 2014 | OSIS | Employee Stock Option (right to buy)→ Common Stock (2,963) | 2,963 | Direct |
| Dec. 22, 2014 | OSIS | Employee Stock Option (right to buy)→ Common Stock (16,000) | 16,000 | Direct |
| Dec. 22, 2014 | OSIS | Employee Stock Option (right to buy)→ Common Stock (4,000) | 4,000 | Direct |