Stephanie Cox
Insider
First SEC filing: July 15, 2025 · Latest: July 15, 2025
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 |
|---|---|---|---|---|---|---|---|---|---|
| July 10, 2026 | LNT | A | 524 | $76.40 | $40,034 | 17,907 Direct | +3.01% | Acquired | -15.9% (price as of 2026-10-05) |
| April 10, 2026 | LNT | A | 547 | $73.10 | $39,986 | 17,253 Direct | +3.27% | Acquired | -12.1% (price as of 2026-10-05) |
| Jan. 9, 2026 | LNT | A | 615 | $65.02 | $39,987 | 16,581 Direct | +3.85% | Acquired | -1.1% (price as of 2026-10-05) |
| Oct. 10, 2025 | LNT | A | 1,070 | $67.75 | $72,492 | 15,848 Direct | +7.24% | Acquired | -5.1% (price as of 2026-10-05) |
| July 11, 2025 | LNT | A | 1,168 | $62.08 | $72,509 | 14,663 Direct | +8.66% | Acquired | 3.6% (price as of 2026-10-05) |
| April 11, 2025 | LNT | A | 1,197 | $60.59 | $72,526 | 13,385 Direct | +9.82% | Acquired | 6.1% (price as of 2026-10-05) |
| Jan. 10, 2025 | LNT | A | 1,280 | $56.66 | $72,525 | 12,089 Direct | +11.84% | Acquired | 13.5% (price as of 2026-10-05) |
| Oct. 11, 2024 | LNT | A | 1,173 | $59.67 | $69,993 | 10,725 Direct | +12.28% | Acquired | 7.7% (price as of 2026-10-05) |
| July 12, 2024 | LNT | A | 1,299 | $53.87 | $69,977 | 9,472 Direct | +15.89% | Acquired | 19.3% (price as of 2026-10-05) |
| April 12, 2024 | LNT | A | 1,458 | $48.00 | $69,984 | 8,098 Direct | +21.96% | Acquired | 33.9% (price as of 2026-10-05) |
| Jan. 12, 2024 | LNT | A | 1,389 | $50.38 | $69,978 | 6,574 Direct | +26.79% | Acquired | 27.6% (price as of 2026-10-05) |
| Oct. 13, 2023 | LNT | A | 1,357 | $49.75 | $67,511 | 5,138 Direct | +35.89% | Acquired | 29.2% (price as of 2026-10-05) |
| July 11, 2023 | LNT | A | 1,275 | $52.95 | $67,511 | 3,747 Direct | +51.58% | Acquired | 21.4% (price as of 2026-10-05) |
| April 11, 2023 | LNT | A | 2,452 | $55.06 | $135,007 | 2,452 Direct | · | Acquired | 16.8% (price as of 2026-10-05) |
| July 25, 2019 | SLB | S | 24,057 | $40.59 | $976,474 | 46,354 Direct | -34.17% | Disposed | 23.9% (price as of 2026-10-05) |
| July 20, 2019 | SLB | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 20, 2019 | SLB | F | 3,935 | $38.32 | $150,789 | 70,411 Direct | -5.29% | Disposed | 31.2% (price as of 2026-10-05) |
| July 20, 2019 | SLB | M | 10,000 | · | · | 74,346 Direct | +15.54% | Acquired | (price as of 2026-10-05) |
| April 17, 2019 | SLB | M | 49,141 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 17, 2019 | SLB | F | 48,277 | $47.25 | $2,281,088 | 64,004 Direct | -43.00% | Disposed | 6.4% (price as of 2026-10-05) |
| April 17, 2019 | SLB | M | 49,141 | $45.88 | $2,254,589 | 112,281 Direct | +77.83% | Acquired | 9.6% (price as of 2026-10-05) |
| Jan. 18, 2019 | SLB | F | 16,010 | $43.97 | $703,960 | 63,140 Direct | -20.23% | Disposed | 14.4% (price as of 2026-10-05) |
| Jan. 18, 2019 | SLB | F | 9,117 | $43.97 | $400,874 | 70,033 Direct | -11.52% | Disposed | 14.4% (price as of 2026-10-05) |
| Jan. 18, 2019 | SLB | A | 41,000 | · | · | 79,150 Direct | +107.47% | Acquired | (price as of 2026-10-05) |
| Jan. 14, 2019 | SLB | M | 5,602 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Jan. 14, 2019 | SLB | M | 2,398 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Jan. 14, 2019 | SLB | F | 7,477 | $41.24 | $308,351 | 38,191 Direct | -16.37% | Disposed | 21.9% (price as of 2026-10-05) |
| Jan. 14, 2019 | SLB | M | 5,602 | $37.84 | $211,980 | 45,668 Direct | +13.98% | Acquired | 32.9% (price as of 2026-10-05) |
| Jan. 14, 2019 | SLB | M | 2,398 | $37.84 | $90,740 | 40,066 Direct | +6.37% | Acquired | 32.9% (price as of 2026-10-05) |
| Oct. 18, 2017 | SLB | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-05) |
| July 17, 2017 | SLB | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 17, 2017 | SLB | M | 10,000 | · | · | 37,111 Direct | +36.89% | Acquired | (price as of 2026-10-05) |
| April 25, 2014 | SLB | S | 19,522 | $101.44 | $1,980,312 | 16,404 Direct | -54.34% | Disposed | -50.4% (price as of 2026-10-05) |
| Jan. 17, 2014 | SLB | A | 9,324 | · | · | 35,926 Direct | +35.05% | Acquired | (price as of 2026-10-05) |
| Jan. 16, 2014 | SLB | A | 1,126 | · | · | 1,126 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 16, 2014 | SLB | A | 33,874 | · | · | 33,874 Direct | · | Acquired | (price as of 2026-10-05) |
| May 29, 2013 | SLB | M | 256 | $23.01 | $5,891 | 22,636 Direct | +1.14% | Acquired | 118.5% (price as of 2026-10-05) |
| May 29, 2013 | SLB | M | 2,199 | $23.01 | $50,599 | 24,835 Direct | +9.71% | Acquired | 118.5% (price as of 2026-10-05) |
| May 29, 2013 | SLB | M | 1,419 | $32.62 | $46,288 | 26,254 Direct | +5.71% | Acquired | 54.1% (price as of 2026-10-05) |
| May 29, 2013 | SLB | M | 256 | · | · | 214 Direct | -54.47% | Disposed | (price as of 2026-10-05) |
| May 29, 2013 | SLB | M | 2,199 | · | · | 1,831 Direct | -54.57% | Disposed | (price as of 2026-10-05) |
| May 29, 2013 | SLB | M | 1,419 | · | · | 81 Direct | -94.60% | Disposed | (price as of 2026-10-05) |
| Jan. 17, 2013 | SLB | A | 1,365 | · | · | 1,365 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 17, 2013 | SLB | A | 40,635 | · | · | 40,635 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 17, 2013 | SLB | A | 7,400 | · | · | 7,400 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 17, 2013 | SLB | A | 7,400 | · | · | 7,400 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 17, 2013 | SLB | A | 14,800 | · | · | 14,800 Direct | · | Acquired | (price as of 2026-10-05) |
| March 30, 2012 | SLB | M | 4,102 | $27.87 | $114,323 | 22,012 Direct | +22.90% | Acquired | 80.4% (price as of 2026-10-05) |
| March 30, 2012 | SLB | M | 4,102 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Jan. 19, 2012 | SLB | A | 68,614 | · | · | 68,614 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 19, 2012 | SLB | A | 1,386 | · | · | 1,386 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 26, 2011 | SLB | P | 200 | $62.03 | $12,406 | 17,016 Direct | +1.19% | Acquired | -18.9% (price as of 2026-10-05) |
| Sept. 26, 2011 | SLB | P | 100 | $62.05 | $6,205 | 17,116 Direct | +0.59% | Acquired | -19.0% (price as of 2026-10-05) |
| Sept. 26, 2011 | SLB | P | 450 | $62.06 | $27,927 | 17,566 Direct | +2.63% | Acquired | -19.0% (price as of 2026-10-05) |
| Sept. 26, 2011 | SLB | P | 200 | $62.10 | $12,420 | 17,766 Direct | +1.14% | Acquired | -19.0% (price as of 2026-10-05) |
| March 30, 2011 | SLB | M | 5,720 | $31.19 | $178,407 | 18,595 Direct | +44.43% | Acquired | 61.2% (price as of 2026-10-05) |
| March 30, 2011 | SLB | S | 1,927 | $92.93 | $179,076 | 16,668 Direct | -10.36% | Disposed | -45.9% (price as of 2026-10-05) |
| March 30, 2011 | SLB | M | 5,720 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Jan. 20, 2011 | SLB | A | 1,192 | · | · | 1,192 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 20, 2011 | SLB | A | 48,808 | · | · | 48,808 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 20, 2010 | SLB | M | 4,000 | $31.19 | $124,760 | 14,168 Direct | +39.34% | Acquired | 61.2% (price as of 2026-10-05) |
| Dec. 20, 2010 | SLB | S | 1,521 | $82.29 | $125,163 | 12,647 Direct | -10.74% | Disposed | -38.9% (price as of 2026-10-05) |
| Dec. 20, 2010 | SLB | M | 4,000 | · | · | 5,720 Direct | -41.15% | Disposed | (price as of 2026-10-05) |
| Jan. 29, 2010 | SLB | M | 4,000 | $36.52 | $146,080 | 9,981 Direct | +66.88% | Acquired | 37.7% (price as of 2026-10-05) |
| Jan. 29, 2010 | SLB | M | 4,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Jan. 21, 2010 | SLB | A | 1,459 | · | · | 1,459 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 21, 2010 | SLB | A | 43,541 | · | · | 43,541 Direct | · | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| July 10, 2026 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 524 | Acquired |
| April 10, 2026 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 547 | Acquired |
| Jan. 9, 2026 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 615 | Acquired |
| Oct. 10, 2025 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,070 | Acquired |
| July 11, 2025 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,168 | Acquired |
| April 11, 2025 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,197 | Acquired |
| Jan. 10, 2025 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,280 | Acquired |
| Oct. 11, 2024 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,173 | Acquired |
| July 12, 2024 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,299 | Acquired |
| April 12, 2024 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,458 | Acquired |
| Jan. 12, 2024 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,389 | Acquired |
| Oct. 13, 2023 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,357 | Acquired |
| July 11, 2023 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 1,275 | Acquired |
| April 11, 2023 | LNT | Deferred Common Stock Units | Common Stock | $0.00 | · | 2,452 | Acquired |
| July 20, 2019 | SLB | RSU (Restricted Stock Unit) | Common Stock, $0.01 Par Value Per Share | · | · | 10,000 | Disposed |
| April 17, 2019 | SLB | Non-Qualified Stock Option (Right to Buy) | Common Stock, $0.01 Par Value Per Share | $45.88 | April 23, 2019 | 49,141 | Disposed |
| Jan. 14, 2019 | SLB | Non-Qualified Stock Option (Right to Buy) | Common Stock, $0.01 Par Value Per Share | $37.84 | Jan. 22, 2019 | 5,602 | Disposed |
| Jan. 14, 2019 | SLB | Incentive Stock Option (Right to Buy) | Common Stock, $0.01 Par Value Per Share | $37.84 | Jan. 22, 2019 | 2,398 | Disposed |
| Oct. 18, 2017 | SLB | RSU (Restricted Stock Unit) | Common Stock, $0.01 Par Value Per Share | $0.00 | · | 20,000 | Acquired |
| July 17, 2017 | SLB | RSU (Restricted Stock Unit) | Common Stock, $0.01 Par Value Per Share | · | · | 10,000 | Disposed |
| Jan. 16, 2014 | SLB | Incentive Stock Option (right to buy) | Common Stock, $0.01 par value per share | $88.76 | Jan. 16, 2024 | 1,126 | Acquired |
| Jan. 16, 2014 | SLB | NQ Stock Option (right to buy)w/tandem tax w/h right | Common Stock, $0.01 par value per share | $88.76 | Jan. 16, 2024 | 33,874 | Acquired |
| May 29, 2013 | SLB | Incentive Stock Option (right to buy) | Common Stock, $0.01 par value per share | $23.01 | July 16, 2013 | 256 | Disposed |
| May 29, 2013 | SLB | NQ Stock Option (right to buy) w/ tandem Tax w/h right | Common Stock, $0.01 par value per share | $23.01 | July 16, 2013 | 2,199 | Disposed |
| May 29, 2013 | SLB | NQ Stock Option (right to buy) w/ tandem Tax w/h right | Common Stock, $0.01 par value per share | $32.62 | July 21, 2014 | 1,419 | Disposed |
| Jan. 17, 2013 | SLB | Incentive Stock Option (right to buy) | Common Stock, $0.01 par value per share | $73.25 | Jan. 17, 2023 | 1,365 | Acquired |
| Jan. 17, 2013 | SLB | NQ Stock Option (right to buy) w/tandem Tax w/h right | Common Stock, $0.01 par value per share | $73.25 | Jan. 17, 2023 | 40,635 | Acquired |
| Jan. 17, 2013 | SLB | Performance Share Unit (PSU) | Common Stock, $0.01 par value per share | $0.00 | · | 7,400 | Acquired |
| Jan. 17, 2013 | SLB | Performance Share Unit (PSU) | Common Stock, $0.01 par value per share | $0.00 | · | 7,400 | Acquired |
| Jan. 17, 2013 | SLB | Performance Share Unit (PSU) | Common Stock, $0.01 par value per share | $0.00 | · | 14,800 | Acquired |
| March 30, 2012 | SLB | Incentive Stock Option (right to buy) | Common Stock, $0.01 par value per share | $27.87 | April 17, 2012 | 4,102 | Disposed |
| Jan. 19, 2012 | SLB | NQ Stock Option (right to buy) w/ tandem Tax w/h right | Common Stock, $0.01 par value per share | $72.11 | Jan. 19, 2022 | 68,614 | Acquired |
| Jan. 19, 2012 | SLB | Incentive Stock Option (right to buy) | Common Stock, $0.01 par value per share | $72.11 | Jan. 19, 2022 | 1,386 | Acquired |
| March 30, 2011 | SLB | Incentive Stock Option (right to buy) | Common Stock, $0.01 par value per share | $31.19 | April 18, 2011 | 5,720 | Disposed |
| Jan. 20, 2011 | SLB | Incentive Stock Option (right to buy) | Common Stock, $0.01 par value per share | $83.88 | Jan. 20, 2021 | 1,192 | Acquired |
| Jan. 20, 2011 | SLB | NQ Stock Option (right to buy) w/ tandem Tax w/h right | Common Stock, $0.01 par value per share | $83.88 | Jan. 20, 2021 | 48,808 | Acquired |
| Dec. 20, 2010 | SLB | Incentive Stock Option (right to buy) | Common Stock, $0.01 par value per share | $31.19 | April 18, 2011 | 4,000 | Disposed |
| Jan. 29, 2010 | SLB | Incentive Stock Option (right to buy) | Common Stock | $36.52 | April 19, 2010 | 4,000 | Disposed |
| Jan. 21, 2010 | SLB | Incentive Stock Option (right to buy) | Common Stock | $68.50 | Jan. 21, 2020 | 1,459 | Acquired |
| Jan. 21, 2010 | SLB | NQ Stock Option (right to buy) w/ tandem Tax w/h right | Common Stock | $68.50 | Jan. 21, 2020 | 43,541 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 45 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Feb. 14, 2023 | LNT | Common Stock | 500 | Direct |
| June 13, 2017 | SLB | Common Stock, $0.01 Par Value Per Share | 2,711 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 2,399 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 2,398 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 859 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 1,459 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 1,192 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 1,386 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 1,126 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 1,090 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 1,241 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 1,144 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 2,601 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 5,602 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 49,141 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 43,541 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 48,808 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 68,614 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 40,635 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 33,874 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 22,910 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 28,759 | Direct |
| June 13, 2017 | SLB | Non-Qualified Stock Option (Right to Buy) | 13,856 | Direct |
| June 13, 2017 | SLB | RSU (Restricted Stock Unit) | 10,000 | Direct |
| June 13, 2017 | SLB | RSU (Restricted Stock Unit) | 10,000 | Direct |
| June 13, 2017 | SLB | RSU (Restricted Stock Unit) | 3,800 | Direct |
| June 13, 2017 | SLB | Incentive Stock Option (Right to Buy) | 1,365 | Direct |
| May 7, 2009 | SLB | Common Stock | 5,472 | Direct |
| May 7, 2009 | SLB | Employee Stock Option (right to buy) w/ tandem Tx w/h right | 4,030 | Direct |
| May 7, 2009 | SLB | Employee Stock Option (right to buy) w/ tandem Tx w/h right | 1,500 | Direct |
| May 7, 2009 | SLB | Employee Stock Option (right to buy) w/ tandem Tx w/h right | 5,602 | Direct |
| May 7, 2009 | SLB | Employee Stock Option (right to buy) w/ tandem Tx w/h right | 49,141 | Direct |
| May 7, 2009 | SLB | Employee Stock Option (right to buy) w/ tandem Tx w/h right | 3,510 | Direct |
| May 7, 2009 | SLB | Employee Stock Option (right to buy) w/ tandem Tx w/h right | 3,718 | Direct |
| May 7, 2009 | SLB | Employee Stock Option (right to buy) w/ tandem Tx w/h right | 2,601 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 470 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 4,102 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 9,720 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 3,000 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 4,000 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 2,398 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 859 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 2,490 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 1,282 | Direct |
| May 7, 2009 | SLB | Incentive Stock Option (right to buy) | 2,399 | Direct |