Gregory Colburn Morris

CIK 1485479 · View on SEC EDGAR ↗

Insider

First SEC filing: Nov. 17, 2010 · Latest: Nov. 17, 2010

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 31 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

31 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Dec. 4, 2014 ENTG S 5,131 $13.70 $70,295 39,742 Direct -11.43% Disposed 941.3% (price as of 2026-08-20)
May 10, 2011 ENTG S 10,940 $9.00 $98,460 64,230 Direct -14.55% Disposed 1485.1% (price as of 2026-08-20)
May 9, 2011 ENTG S 30,000 $8.75 $262,500 75,170 Direct -28.53% Disposed 1530.4% (price as of 2026-08-20)
Feb. 24, 2011 ENTG S 10b5-1 58 $8.42 $488 75,170 Direct -0.08% Disposed 1594.3% (price as of 2026-08-20)
Feb. 23, 2011 ENTG S 10b5-1 5,361 $8.40 $45,032 77,259 Direct -6.49% Disposed 1598.4% (price as of 2026-08-20)
Feb. 23, 2011 ENTG S 10b5-1 2,031 $8.40 $17,060 75,228 Direct -2.63% Disposed 1598.4% (price as of 2026-08-20)
Feb. 1, 2011 ENTG S 10b5-1 14,746 $8.25 $121,654 56,687 Direct -20.64% Disposed 1629.2% (price as of 2026-08-20)
Dec. 20, 2010 ENTG S 10b5-1 472 $7.37 $3,479 58,687 Direct -0.80% Disposed 1835.7% (price as of 2026-08-20)
Dec. 13, 2010 ENTG S 10b5-1 6,250 $7.25 $45,312 59,159 Direct -9.56% Disposed 1867.8% (price as of 2026-08-20)
Dec. 13, 2010 ENTG S 10b5-1 6,250 $7.25 $45,312 59,159 Direct -9.56% Disposed 1867.8% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 30,000 $6.57 $197,100 77,616 Direct -27.88% Disposed 2071.4% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 3,500 $6.50 $22,750 77,616 Direct -4.31% Disposed 2094.8% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 18,457 $6.55 $120,893 59,159 Direct -23.78% Disposed 2078.1% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 30,000 $6.57 $197,100 157,711 Direct -15.98% Disposed 2071.4% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 3,500 $6.50 $22,750 157,711 Direct -2.17% Disposed 2094.8% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 18,457 $6.55 $120,893 59,159 Direct -23.78% Disposed 2078.1% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 30,000 $6.57 $197,100 157,711 Direct -15.98% Disposed 2071.4% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 3,500 $6.50 $22,750 157,711 Direct -2.17% Disposed 2094.8% (price as of 2026-08-20)
Nov. 8, 2010 ENTG S 10b5-1 18,457 $6.55 $120,893 139,254 Direct -11.70% Disposed 2078.1% (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
Dec. 3, 2014 ENTG Employee Stock Option (Right to Buy) Common Stock (7,136) $8.76 Feb. 19, 2018 7,136 Disposed
Dec. 3, 2014 ENTG Employee Stock Option (Right to Buy) Common Stock (7,057) $9.27 Feb. 19, 2019 7,057 Disposed
Dec. 3, 2014 ENTG Employee Stock Option (Right to Buy) Common Stock (11,843) $9.88 Feb. 19, 2020 11,843 Disposed
May 9, 2011 ENTG Common Stock Common Stock (30,000) $1.13 Feb. 19, 2016 30,000 Disposed
Feb. 22, 2011 ENTG Employee Stock Option (Right to Buy) Common Stock (28,544) $8.76 Feb. 19, 2018 28,544 Acquired
Feb. 1, 2011 ENTG Common Stock Common Stock (14,746) $7.07 Feb. 21, 2015 14,746 Disposed
Dec. 13, 2010 ENTG Employee Stock Option (Right to Buy) Common Stock (6,250) $5.90 Oct. 15, 2012 6,250 Disposed
Dec. 13, 2010 ENTG Employee Stock Option (Right to Buy) Common Stock (6,250) $5.90 Oct. 15, 2012 6,250 Disposed
Nov. 8, 2010 ENTG Employee Stock Option (Right to Buy) Common Stock (30,000) $1.13 Feb. 19, 2016 30,000 Disposed
Nov. 8, 2010 ENTG Employee Stock Option (Right to Buy) Common Stock (3,500) $2.10 Dec. 16, 2015 3,500 Disposed
Nov. 8, 2010 ENTG Employee Stock Option (Right to Buy) Common Stock (30,000) $1.13 Feb. 19, 2016 30,000 Disposed
Nov. 8, 2010 ENTG Employee Stock Option (Right to Buy) Common Stock (3,500) $2.10 Dec. 16, 2015 3,500 Disposed
Nov. 8, 2010 ENTG Employee Stock Option (Right to Buy) Common Stock (30,000) $1.13 Feb. 19, 2016 30,000 Disposed
Nov. 8, 2010 ENTG Employee Stock Option (Right to Buy) Common Stock (3,500) $2.10 Dec. 16, 2015 3,500 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 27 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Nov. 17, 2010 ENTG Common Stock 77,616 Direct
Nov. 17, 2010 ENTG Common Stock 16,822 Indirect
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (300) 300 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (6,250) 6,250 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (3,000) 3,000 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (25,000) 25,000 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (6,875) 6,875 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (500) 500 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (22,120) 22,120 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (14,000) 14,000 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (90,000) 90,000 Direct
Nov. 17, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (40,790) 40,790 Direct
March 16, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock — Direct
March 16, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock — Direct
March 16, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock — Direct
March 1, 2010 ENTG Common Stock 157,711 Direct
March 1, 2010 ENTG Common Stock 16,822 Indirect
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (300) 300 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (23,914) 23,914 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (3,000) 3,000 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (25,000) 25,000 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (27,500) 27,500 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (2,000) 2,000 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (22,120) 22,120 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (14,000) 14,000 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (90,000) 90,000 Direct
March 1, 2010 ENTG Employee Stock Option (right to buy)→ Common Stock (40,790) 40,790 Direct