John C Huffard Jr

CIK 1747299 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 24, 2020 · Latest: Feb. 24, 2020

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 76 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

76 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 30, 2024 NSC P 3,398 $219.92 $747,288 3,398 Indirect — Acquired 58.3% (price as of 2026-08-21)
Dec. 2, 2019 TENB S 10b5-1 13,294 $26.54 $352,823 390,183 Indirect -3.29% Disposed 22.6% (price as of 2026-08-21)
Dec. 2, 2019 TENB S 10b5-1 2,056 $26.54 $54,566 31,847 Indirect -6.06% Disposed 22.6% (price as of 2026-08-21)
Nov. 4, 2019 TENB S 10b5-1 10,509 $25.35 $266,403 403,477 Indirect -2.54% Disposed 28.4% (price as of 2026-08-21)
Nov. 4, 2019 TENB S 10b5-1 1,625 $25.35 $41,194 33,903 Indirect -4.57% Disposed 28.4% (price as of 2026-08-21)
Nov. 1, 2019 TENB S 10b5-1 21,218 $25.07 $531,935 413,986 Indirect -4.88% Disposed 29.8% (price as of 2026-08-21)
Nov. 1, 2019 TENB S 10b5-1 3,282 $25.07 $82,280 35,528 Indirect -8.46% Disposed 29.8% (price as of 2026-08-21)
Oct. 31, 2019 TENB S 10b5-1 87 $25.96 $2,259 435,204 Indirect -0.02% Disposed 25.3% (price as of 2026-08-21)
Oct. 31, 2019 TENB S 10b5-1 13 $25.96 $337 38,810 Indirect -0.03% Disposed 25.3% (price as of 2026-08-21)
Oct. 31, 2019 TENB S 10b5-1 21,565 $25.28 $545,163 435,291 Indirect -4.72% Disposed 28.7% (price as of 2026-08-21)
Oct. 31, 2019 TENB S 10b5-1 3,335 $25.28 $84,309 38,823 Indirect -7.91% Disposed 28.7% (price as of 2026-08-21)
Oct. 30, 2019 TENB S 10b5-1 173 $26.86 $4,647 456,856 Indirect -0.04% Disposed 21.1% (price as of 2026-08-21)
Oct. 30, 2019 TENB S 10b5-1 27 $26.86 $725 42,158 Indirect -0.06% Disposed 21.1% (price as of 2026-08-21)
Oct. 30, 2019 TENB S 10b5-1 21,478 $26.45 $568,093 457,029 Indirect -4.49% Disposed 23.0% (price as of 2026-08-21)
Oct. 30, 2019 TENB S 10b5-1 3,322 $26.45 $87,867 42,185 Indirect -7.30% Disposed 23.0% (price as of 2026-08-21)
Sept. 19, 2019 TENB S 10b5-1 7,188 $25.05 $180,059 478,507 Indirect -1.48% Disposed 29.9% (price as of 2026-08-21)
Sept. 19, 2019 TENB S 10b5-1 1,112 $25.05 $27,856 45,507 Indirect -2.39% Disposed 29.9% (price as of 2026-08-21)
Sept. 18, 2019 TENB S 10b5-1 14,866 $24.95 $370,907 485,695 Indirect -2.97% Disposed 30.4% (price as of 2026-08-21)
Sept. 18, 2019 TENB S 10b5-1 2,300 $24.95 $57,385 46,619 Indirect -4.70% Disposed 30.4% (price as of 2026-08-21)
Aug. 2, 2019 TENB S 10b5-1 7,015 $24.96 $175,094 500,561 Indirect -1.38% Disposed 30.4% (price as of 2026-08-21)
Aug. 2, 2019 TENB S 10b5-1 1,085 $24.96 $27,082 48,919 Indirect -2.17% Disposed 30.4% (price as of 2026-08-21)
Aug. 1, 2019 TENB S 10b5-1 2,252 $24.93 $56,142 507,576 Indirect -0.44% Disposed 30.5% (price as of 2026-08-21)
Aug. 1, 2019 TENB S 10b5-1 348 $24.93 $8,676 50,004 Indirect -0.69% Disposed 30.5% (price as of 2026-08-21)
July 26, 2019 TENB S 10b5-1 13,510 $31.73 $428,672 509,828 Indirect -2.58% Disposed 2.6% (price as of 2026-08-21)

Showing latest 100 of 149 transactions

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
June 30, 2026 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (168) — — 168 Acquired
May 20, 2026 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (13) — — 13 Acquired
May 20, 2026 NSC Restricted Stock Units Common Stock (22) — — 22 Acquired
March 31, 2026 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (185) — — 185 Acquired
Feb. 20, 2026 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (12) — — 12 Acquired
Feb. 20, 2026 NSC Restricted Stock Units Common Stock (22) — — 22 Acquired
Jan. 30, 2026 NSC Restricted Stock Units Common Stock (622) — — 622 Acquired
Dec. 31, 2025 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (184) — — 184 Acquired
Nov. 20, 2025 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (12) — — 12 Acquired
Nov. 20, 2025 NSC Restricted Stock Units Common Stock (22) — — 22 Acquired
Sept. 30, 2025 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (176) — — 176 Acquired
Aug. 20, 2025 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (11) — — 11 Acquired
Aug. 20, 2025 NSC Restricted Stock Units Common Stock (21) — — 21 Acquired
May 20, 2025 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (12) — — 12 Acquired
May 20, 2025 NSC Restricted Stock Units Common Stock (25) — — 25 Acquired
March 31, 2025 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (203) — — 203 Acquired
Feb. 20, 2025 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (10) — — 10 Acquired
Feb. 20, 2025 NSC Restricted Stock Units Common Stock (25) — — 25 Acquired
Jan. 30, 2025 NSC Restricted Stock Units Common Stock (700) — — 700 Acquired
Dec. 31, 2024 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (205) — — 205 Acquired
Nov. 20, 2024 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (9) — — 9 Acquired
Nov. 20, 2024 NSC Restricted Stock Units Common Stock (20) — — 20 Acquired
Sept. 30, 2024 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (193) — — 193 Acquired
Aug. 20, 2024 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (8) — — 8 Acquired
Aug. 20, 2024 NSC Restricted Stock Units Common Stock (21) — — 21 Acquired
May 20, 2024 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (8) — — 8 Acquired
May 20, 2024 NSC Restricted Stock Units Common Stock (22) — — 22 Acquired
March 31, 2024 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (188) — — 188 Acquired
Feb. 20, 2024 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (6) — — 6 Acquired
Feb. 20, 2024 NSC Restricted Stock Units Common Stock (20) — — 20 Acquired
Jan. 30, 2024 NSC Restricted Stock Units Common Stock (760) — — 760 Acquired
Nov. 20, 2023 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (7) — — 7 Acquired
Nov. 20, 2023 NSC Restricted Stock Units Common Stock (19) — — 19 Acquired
Aug. 21, 2023 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (7) — — 7 Acquired
Aug. 21, 2023 NSC Restricted Stock Units Common Stock (19) — — 19 Acquired
May 20, 2023 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (7) — — 7 Acquired
May 20, 2023 NSC Restricted Stock Units Common Stock (18) — — 18 Acquired
Feb. 21, 2023 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (6) — — 6 Acquired
Feb. 21, 2023 NSC Restricted Stock Units Common Stock (17) — — 17 Acquired
Jan. 26, 2023 NSC Restricted Stock Units Common Stock (750) — — 750 Acquired
Nov. 21, 2022 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (5) — — 5 Acquired
Nov. 21, 2022 NSC Restricted Stock Units Common Stock (11) — — 11 Acquired
Aug. 20, 2022 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (5) — — 5 Acquired
Aug. 20, 2022 NSC Restricted Stock Units Common Stock (10) — — 10 Acquired
May 20, 2022 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (6) — — 6 Acquired
May 20, 2022 NSC Restricted Stock Units Common Stock (12) — — 12 Acquired
Feb. 21, 2022 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (5) — — 5 Acquired
Feb. 21, 2022 NSC Restricted Stock Units Common Stock (10) — — 10 Acquired
Jan. 27, 2022 NSC Restricted Stock Units Common Stock (640) — — 640 Acquired
Dec. 31, 2021 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (94) — — 94 Acquired
Nov. 19, 2021 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (4) — — 4 Acquired
Nov. 19, 2021 NSC Restricted Stock Units Common Stock (6) — — 6 Acquired
Sept. 30, 2021 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (118) — — 118 Acquired
Aug. 20, 2021 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (3) — — 3 Acquired
Aug. 20, 2021 NSC Restricted Stock Units Common Stock (6) — — 6 Acquired
June 30, 2021 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (106) — — 106 Acquired
May 20, 2021 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (3) — — 3 Acquired
May 20, 2021 NSC Restricted Stock Units Common Stock (5) — — 5 Acquired
March 31, 2021 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (105) — — 105 Acquired
March 10, 2021 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (2) — — 2 Acquired
March 10, 2021 NSC Restricted Stock Units Common Stock (5) — — 5 Acquired
Jan. 28, 2021 NSC Restricted Stock Units Common Stock (720) — — 720 Acquired
Dec. 31, 2020 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (118) — — 118 Acquired
Dec. 10, 2020 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (2) — — 2 Acquired
Dec. 10, 2020 NSC Restricted Stock Units Common Stock (3) — — 3 Acquired
Sept. 30, 2020 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (131) — — 131 Acquired
Sept. 10, 2020 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (2) — — 2 Acquired
Sept. 10, 2020 NSC Restricted Stock Units Common Stock (3) — — 3 Acquired
June 30, 2020 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (160) — — 160 Acquired
June 10, 2020 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (1) — — 1 Acquired
June 10, 2020 NSC Restricted Stock Units Common Stock (4) — — 4 Acquired
March 31, 2020 NSC Deferred Stock Units - Dir. Def. Fee Plan Common Stock (193) — — 193 Acquired
March 10, 2020 NSC Restricted Stock Units Common Stock (4) — — 4 Acquired
Feb. 21, 2020 NSC Restricted Stock Units Common Stock (710) — — 710 Acquired
Feb. 20, 2019 TENB Restricted Stock Units Common Stock (61,517) — — 61,517 Acquired

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

Initial ownership (Form 3) 6 holdings

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

Date Ticker Security Shares Ownership
Feb. 24, 2020 NSC Common Stock [F1] 48 Indirect
Feb. 24, 2020 NSC Common Stock [F1] 20 Indirect
July 25, 2018 TENB Common Stock 82,260 Indirect
July 25, 2018 TENB Common Stock 3,116,729 Indirect
July 25, 2018 TENB Common Stock 894,361 Indirect
July 25, 2018 TENB Employee Stock Option (right to buy)→ Common Stock (186,869) 186,869 Direct