Chee Cheong Nicholas Ong

CIK 1628387 · View on SEC EDGAR ↗

Insider

First SEC filing: Jan. 6, 2015 · Latest: Jan. 6, 2015

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 14 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

14 other filings hidden
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