Debra Stefaniak
Insider
First SEC filing: Oct. 29, 2015 · Latest: Feb. 10, 2023
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 12, 2022 | SCL | M | 1,058 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Aug. 12, 2022 | SCL | D | 1,058 | $111.65 | $118,126 | 8,256 Direct | -11.36% | Disposed | -43.5% (price as of 2026-10-05) |
| Aug. 12, 2022 | SCL | M | 1,058 | $63.11 | $66,770 | 9,314 Direct | +12.81% | Acquired | -0.1% (price as of 2026-10-05) |
| Feb. 16, 2022 | SCL | A | 1,079 | · | · | 1,079 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 16, 2022 | SCL | A | 5,043 | · | · | 5,043 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 16, 2022 | SCL | A | 77 | $111.26 | $8,567 | 591 Indirect | +14.98% | Acquired | -43.3% (price as of 2026-10-05) |
| Feb. 15, 2022 | SCL | M | 1,300 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Feb. 15, 2022 | SCL | M | 1,588 | · | · | 8,251 Direct | +23.83% | Acquired | (price as of 2026-10-05) |
| Dec. 7, 2021 | SCL | S | 1,501 | $121.84 | $182,882 | 6,663 Direct | -18.39% | Disposed | -48.2% (price as of 2026-10-05) |
| March 12, 2021 | SCL | S | 760 | $130.69 | $99,324 | 8,164 Direct | -8.52% | Disposed | -51.7% (price as of 2026-10-05) |
| March 4, 2021 | SCL | F | 313 | $121.27 | $37,958 | 8,924 Direct | -3.39% | Disposed | -48.0% (price as of 2026-10-05) |
| March 1, 2021 | SCL | S | 402 | $121.85 | $48,984 | 1,205 Indirect | -25.02% | Disposed | -48.2% (price as of 2026-10-05) |
| Feb. 17, 2021 | SCL | M | 1,233 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Feb. 17, 2021 | SCL | A | 970 | · | · | 970 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 17, 2021 | SCL | A | 3,700 | · | · | 3,700 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 17, 2021 | SCL | A | 1,233 | · | · | 1,233 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 17, 2021 | SCL | A | 74 | $123.65 | $9,150 | 1,606 Indirect | +4.83% | Acquired | -49.0% (price as of 2026-10-05) |
| Feb. 17, 2021 | SCL | M | 1,073 | · | · | 9,237 Direct | +13.14% | Acquired | (price as of 2026-10-05) |
| Aug. 24, 2020 | SCL | M | 453 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Aug. 24, 2020 | SCL | S | 453 | $116.34 | $52,702 | 8,164 Direct | -5.26% | Disposed | -45.8% (price as of 2026-10-05) |
| Aug. 24, 2020 | SCL | M | 453 | $63.11 | $28,589 | 8,617 Direct | +5.55% | Acquired | -0.1% (price as of 2026-10-05) |
| June 5, 2020 | SCL | M | 818 | $42.76 | $34,978 | 8,982 Direct | +10.02% | Acquired | 47.5% (price as of 2026-10-05) |
| June 5, 2020 | SCL | D | 818 | $102.88 | $84,156 | 8,164 Direct | -9.11% | Disposed | -38.7% (price as of 2026-10-05) |
| June 5, 2020 | SCL | M | 818 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 17, 2020 | SCL | S | 624 | $100.31 | $62,593 | 8,164 Direct | -7.10% | Disposed | -37.1% (price as of 2026-10-05) |
| March 3, 2020 | SCL | F | 276 | $89.55 | $24,716 | 8,788 Direct | -3.05% | Disposed | -29.6% (price as of 2026-10-05) |
| Feb. 24, 2020 | SCL | A | 80 | $98.37 | $7,870 | 2,019 Indirect | +4.13% | Acquired | -35.9% (price as of 2026-10-05) |
| Feb. 19, 2020 | SCL | M | 1,120 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Feb. 19, 2020 | SCL | A | 1,173 | · | · | 1,173 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 19, 2020 | SCL | A | 5,207 | · | · | 5,207 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 19, 2020 | SCL | A | 1,736 | · | · | 1,736 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 19, 2020 | SCL | M | 899 | · | · | 9,064 Direct | +11.01% | Acquired | (price as of 2026-10-05) |
| Aug. 28, 2019 | SCL | S | 500 | $94.75 | $47,375 | 8,164 Direct | -5.77% | Disposed | -33.4% (price as of 2026-10-05) |
| June 11, 2019 | SCL | S | 300 | $92.63 | $27,789 | 8,664 Direct | -3.35% | Disposed | -31.9% (price as of 2026-10-05) |
| March 15, 2019 | SCL | S | 200 | $90.10 | $18,020 | 8,964 Direct | -2.18% | Disposed | -30.0% (price as of 2026-10-05) |
| March 4, 2019 | SCL | F | 1,006 | $93.43 | $93,991 | 9,164 Direct | -9.89% | Disposed | -32.5% (price as of 2026-10-05) |
| Feb. 20, 2019 | SCL | M | 1,824 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Feb. 20, 2019 | SCL | A | 1,300 | · | · | 1,300 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 20, 2019 | SCL | A | 5,062 | · | · | 5,062 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 20, 2019 | SCL | A | 1,687 | · | · | 1,687 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 20, 2019 | SCL | A | 82 | $92.29 | $7,568 | 2,555 Indirect | +3.32% | Acquired | -31.7% (price as of 2026-10-05) |
| Feb. 20, 2019 | SCL | M | 3,371 | · | · | 10,170 Direct | +49.58% | Acquired | (price as of 2026-10-05) |
| Dec. 12, 2018 | SCL | S | 200 | $79.88 | $15,976 | 6,799 Direct | -2.86% | Disposed | -21.1% (price as of 2026-10-05) |
| March 7, 2018 | SCL | S | 100 | $83.68 | $8,368 | 6,999 Direct | -1.41% | Disposed | -24.6% (price as of 2026-10-05) |
| March 7, 2018 | SCL | S | 200 | $83.47 | $16,694 | 7,099 Direct | -2.74% | Disposed | -24.5% (price as of 2026-10-05) |
| March 2, 2018 | SCL | F | 646 | $80.76 | $52,171 | 7,299 Direct | -8.13% | Disposed | -21.9% (price as of 2026-10-05) |
| Feb. 21, 2018 | SCL | M | 2,147 | · | · | 7,945 Direct | +37.03% | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2018 | SCL | A | 110 | $73.07 | $8,038 | 2,446 Indirect | +4.71% | Acquired | -13.7% (price as of 2026-10-05) |
| Feb. 21, 2018 | SCL | A | 1,551 | · | · | 1,551 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2018 | SCL | A | 4,653 | · | · | 4,653 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2018 | SCL | A | 1,233 | · | · | 1,233 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2018 | SCL | M | 1,215 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 21, 2017 | SCL | M | 818 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 21, 2017 | SCL | S | 818 | $82.66 | $67,616 | 5,798 Direct | -12.36% | Disposed | -23.7% (price as of 2026-10-05) |
| Nov. 21, 2017 | SCL | M | 818 | $42.76 | $34,978 | 6,616 Direct | +14.11% | Acquired | 47.5% (price as of 2026-10-05) |
| March 3, 2017 | SCL | F | 135 | $78.52 | $10,600 | 5,798 Direct | -2.28% | Disposed | -19.7% (price as of 2026-10-05) |
| March 1, 2017 | SCL | M | 734 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 1, 2017 | SCL | S | 734 | $79.01 | $57,993 | 5,932 Direct | -11.01% | Disposed | -20.2% (price as of 2026-10-05) |
| March 1, 2017 | SCL | M | 734 | $37.51 | $27,532 | 6,666 Direct | +12.37% | Acquired | 68.1% (price as of 2026-10-05) |
| Feb. 23, 2017 | SCL | A | 101 | $78.91 | $7,970 | 2,312 Indirect | +4.57% | Acquired | -20.1% (price as of 2026-10-05) |
| Feb. 21, 2017 | SCL | M | 485 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Feb. 21, 2017 | SCL | A | 1,120 | · | · | 1,120 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2017 | SCL | A | 4,178 | · | · | 4,178 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2017 | SCL | A | 1,393 | · | · | 1,393 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2017 | SCL | M | 435 | · | · | 5,932 Direct | +7.91% | Acquired | (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | M | 1,000 | · | · | 734 Direct | -57.67% | Disposed | (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | S | 100 | $77.78 | $7,778 | 5,497 Direct | -1.79% | Disposed | -18.9% (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | S | 200 | $77.77 | $15,554 | 5,597 Direct | -3.45% | Disposed | -18.9% (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | S | 100 | $77.71 | $7,771 | 5,797 Direct | -1.70% | Disposed | -18.9% (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | S | 100 | $77.69 | $7,769 | 5,897 Direct | -1.67% | Disposed | -18.8% (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | S | 200 | $77.58 | $15,516 | 5,997 Direct | -3.23% | Disposed | -18.7% (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | S | 100 | $77.49 | $7,749 | 6,197 Direct | -1.59% | Disposed | -18.6% (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | S | 100 | $77.48 | $7,748 | 6,297 Direct | -1.56% | Disposed | -18.6% (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | S | 100 | $77.47 | $7,747 | 6,397 Direct | -1.54% | Disposed | -18.6% (price as of 2026-10-05) |
| Nov. 18, 2016 | SCL | M | 1,000 | $37.51 | $37,510 | 6,497 Direct | +18.19% | Acquired | 68.1% (price as of 2026-10-05) |
| March 4, 2016 | SCL | P | 500 | $54.05 | $27,025 | 5,497 Direct | +10.01% | Acquired | 16.7% (price as of 2026-10-05) |
| Feb. 23, 2016 | SCL | A | 1,824 | · | · | 1,824 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 23, 2016 | SCL | A | 2,044 | · | · | 2,044 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 23, 2016 | SCL | A | 6,131 | · | · | 6,131 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 12, 2015 | SCL | P | 1,000 | $51.00 | $51,000 | 4,997 Direct | +25.02% | Acquired | 23.6% (price as of 2026-10-05) |
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 |
|---|---|---|---|---|---|---|---|
| Aug. 12, 2022 | SCL | Stock Appreciation Right | Common Stock | $63.11 | Feb. 18, 2023 | 1,058 | Disposed |
| Feb. 16, 2022 | SCL | Performance Shares | Common Stock | · | · | 1,079 | Acquired |
| Feb. 16, 2022 | SCL | Stock Appreciation Right | Common Stock | $111.26 | Feb. 15, 2032 | 5,043 | Acquired |
| Feb. 15, 2022 | SCL | Performance Shares | Common Stock | · | · | 1,300 | Disposed |
| Feb. 17, 2021 | SCL | Performance Shares | Common Stock | · | · | 1,233 | Disposed |
| Feb. 17, 2021 | SCL | Performance Shares | Common Stock | · | · | 970 | Acquired |
| Feb. 17, 2021 | SCL | Stock Appreciation Right | Common Stock | $123.73 | Feb. 16, 2031 | 3,700 | Acquired |
| Feb. 17, 2021 | SCL | Employee Stock Option (Right to Buy) | Stock Option (Right to Buy) | $123.73 | Feb. 16, 2031 | 1,233 | Acquired |
| Aug. 24, 2020 | SCL | Employee Stock Option (Right to Buy) | Common Stock | $63.11 | Feb. 18, 2023 | 453 | Disposed |
| June 5, 2020 | SCL | Stock Appreciation Right | Common Stock | $42.76 | Feb. 13, 2022 | 818 | Disposed |
| Feb. 19, 2020 | SCL | Performance Shares | Common Stock | · | · | 1,120 | Disposed |
| Feb. 19, 2020 | SCL | Performance Shares | Common Stock | · | · | 1,173 | Acquired |
| Feb. 19, 2020 | SCL | Stock Appreciation Right | Common Stock | $102.30 | Feb. 18, 2030 | 5,207 | Acquired |
| Feb. 19, 2020 | SCL | Stock Option (Right to Buy) | Common Stock | $102.30 | Feb. 18, 2030 | 1,736 | Acquired |
| Feb. 20, 2019 | SCL | Performance Shares | Common Stock | · | · | 1,824 | Disposed |
| Feb. 20, 2019 | SCL | Performance Shares | Common Stock | · | · | 1,300 | Acquired |
| Feb. 20, 2019 | SCL | Stock Appreciation Right | Common Stock | $92.29 | Feb. 19, 2029 | 5,062 | Acquired |
| Feb. 20, 2019 | SCL | Stock Option (Right to Buy) | Common Stock | $92.29 | Feb. 19, 2029 | 1,687 | Acquired |
| Feb. 21, 2018 | SCL | Stock Option (Right to Buy) | Common Stock | $72.99 | Feb. 20, 2028 | 1,551 | Acquired |
| Feb. 21, 2018 | SCL | Stock Appreciation Right | Common Stock | $72.99 | Feb. 20, 2028 | 4,653 | Acquired |
| Feb. 21, 2018 | SCL | Performance Shares | Common Stock | · | · | 1,233 | Acquired |
| Feb. 21, 2018 | SCL | Performance Shares | Common Stock | · | · | 1,215 | Disposed |
| Nov. 21, 2017 | SCL | Employee Stock Option (Right to Buy) | Common Stock | $42.76 | Feb. 13, 2022 | 818 | Disposed |
| March 1, 2017 | SCL | Employee Stock Option (Right to Buy) | Common Stock | $37.51 | Feb. 6, 2019 | 734 | Disposed |
| Feb. 21, 2017 | SCL | Performance Shares | Common Stock | · | · | 485 | Disposed |
| Feb. 21, 2017 | SCL | Performance Shares | Common Stock | · | · | 1,120 | Acquired |
| Feb. 21, 2017 | SCL | Stock Appreciation Right | Common Stock | $78.58 | Feb. 20, 2027 | 4,178 | Acquired |
| Feb. 21, 2017 | SCL | Stock Option (Right to Buy) | Common Stock | $78.58 | Feb. 20, 2027 | 1,393 | Acquired |
| Nov. 18, 2016 | SCL | Employee Stock Option (Right to Buy) | Common Stock | $37.51 | Feb. 6, 2019 | 1,000 | Disposed |
| Feb. 23, 2016 | SCL | Performance Shares | Common Stock | · | · | 1,824 | Acquired |
| Feb. 23, 2016 | SCL | Employee Stock Option (Right to Buy) | Common Stock | $43.85 | Feb. 22, 2026 | 2,044 | Acquired |
| Feb. 23, 2016 | SCL | Stock Appreciation Right | Common Stock | $43.85 | Feb. 22, 2026 | 6,131 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 14 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 29, 2015 | SCL | Common Stock | 3,997 | Direct |
| Oct. 29, 2015 | SCL | Common Stock | 2,037 | Indirect |
| Oct. 29, 2015 | SCL | Employee Stock Option (Right to Buy) | 1,734 | Direct |
| Oct. 29, 2015 | SCL | Employee Stock Option (Right to Buy) | 818 | Direct |
| Oct. 29, 2015 | SCL | Employee Stock Option (Right to Buy) | 453 | Direct |
| Oct. 29, 2015 | SCL | Employee Stock Option (Right to Buy) | 472 | Direct |
| Oct. 29, 2015 | SCL | Employee Stock Option (Right to Buy) | 1,204 | Direct |
| Oct. 29, 2015 | SCL | Performance Shares | 555 | Direct |
| Oct. 29, 2015 | SCL | Performance Shares | 485 | Direct |
| Oct. 29, 2015 | SCL | Performance Shares | 1,215 | Direct |
| Oct. 29, 2015 | SCL | Stock Appreciation Right | 818 | Direct |
| Oct. 29, 2015 | SCL | Stock Appreciation Right | 1,058 | Direct |
| Oct. 29, 2015 | SCL | Stock Appreciation Right | 1,416 | Direct |
| Oct. 29, 2015 | SCL | Stock Appreciation Right | 3,611 | Direct |