Corbin J Robertson JR
CIK 1194888 · View on SEC EDGAR ↗
Insider
First SEC filing: March 9, 2021 · Latest: March 9, 2021
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 29 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
29 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 24, 2022 | KLXE | S | 4,430 | $7.22 | $31,985 | 0 Indirect | -100.00% | Disposed | -77.0% (price as of 2026-08-21) |
| March 23, 2022 | KLXE | S | 18,891 | $7.00 | $132,237 | 4,430 Indirect | -81.00% | Disposed | -76.3% (price as of 2026-08-21) |
| March 21, 2022 | KLXE | S | 47,384 | $7.16 | $339,269 | 23,321 Indirect | -67.02% | Disposed | -76.8% (price as of 2026-08-21) |
| March 18, 2022 | KLXE | S | 29,295 | $7.28 | $213,268 | 70,705 Indirect | -29.29% | Disposed | -77.2% (price as of 2026-08-21) |
| March 17, 2022 | KLXE | S | 9,690 | $7.59 | $73,547 | 0 Indirect | -100.00% | Disposed | -78.1% (price as of 2026-08-21) |
| March 17, 2022 | KLXE | S | 88,068 | $7.57 | $666,675 | 100,000 Indirect | -46.83% | Disposed | -78.1% (price as of 2026-08-21) |
| March 16, 2022 | KLXE | S | 63,507 | $8.53 | $541,715 | 188,068 Indirect | -25.24% | Disposed | -80.5% (price as of 2026-08-21) |
| March 16, 2022 | KLXE | S | 28,082 | $7.94 | $222,971 | 251,575 Indirect | -10.04% | Disposed | -79.1% (price as of 2026-08-21) |
| Oct. 5, 2021 | KLXE | S | 3,863 | $4.94 | $19,083 | 0 Indirect | -100.00% | Disposed | -66.4% (price as of 2026-08-21) |
| Oct. 5, 2021 | KLXE | S | 9,629 | $4.94 | $47,567 | 0 Indirect | -100.00% | Disposed | -66.4% (price as of 2026-08-21) |
| Oct. 5, 2021 | KLXE | S | 64,741 | $4.94 | $319,821 | 0 Indirect | -100.00% | Disposed | -66.4% (price as of 2026-08-21) |
| Oct. 4, 2021 | KLXE | S | 3,178 | $4.86 | $15,445 | 3,864 Indirect | -45.13% | Disposed | -65.8% (price as of 2026-08-21) |
| Oct. 4, 2021 | KLXE | S | 7,919 | $4.86 | $38,486 | 9,627 Indirect | -45.13% | Disposed | -65.8% (price as of 2026-08-21) |
| Oct. 4, 2021 | KLXE | S | 53,247 | $4.86 | $258,780 | 64,740 Indirect | -45.13% | Disposed | -65.8% (price as of 2026-08-21) |
| Oct. 1, 2021 | KLXE | S | 999 | $4.69 | $4,685 | 7,041 Indirect | -12.43% | Disposed | -64.6% (price as of 2026-08-21) |
| Oct. 1, 2021 | KLXE | S | 2,490 | $4.69 | $11,678 | 17,546 Indirect | -12.43% | Disposed | -64.6% (price as of 2026-08-21) |
| Oct. 1, 2021 | KLXE | S | 16,743 | $4.69 | $78,525 | 117,987 Indirect | -12.43% | Disposed | -64.6% (price as of 2026-08-21) |
| Sept. 28, 2021 | KLXE | S | 36,253 | $4.68 | $169,664 | 156,177 Indirect | -18.84% | Disposed | -64.5% (price as of 2026-08-21) |
| Sept. 28, 2021 | KLXE | S | 5,392 | $4.68 | $25,235 | 23,226 Indirect | -18.84% | Disposed | -64.5% (price as of 2026-08-21) |
| Sept. 28, 2021 | KLXE | S | 2,163 | $4.68 | $10,123 | 9,320 Indirect | -18.84% | Disposed | -64.5% (price as of 2026-08-21) |
| Sept. 27, 2021 | KLXE | S | 1,819 | $4.81 | $8,749 | 11,483 Indirect | -13.67% | Disposed | -65.5% (price as of 2026-08-21) |
| Sept. 27, 2021 | KLXE | S | 4,532 | $4.81 | $21,799 | 28,618 Indirect | -13.67% | Disposed | -65.5% (price as of 2026-08-21) |
| Sept. 27, 2021 | KLXE | S | 30,475 | $4.81 | $146,585 | 192,430 Indirect | -13.67% | Disposed | -65.5% (price as of 2026-08-21) |
| Sept. 24, 2021 | KLXE | S | 469 | $4.84 | $2,270 | 13,302 Indirect | -3.41% | Disposed | -65.7% (price as of 2026-08-21) |
| Sept. 24, 2021 | KLXE | S | 1,169 | $4.84 | $5,658 | 33,150 Indirect | -3.41% | Disposed | -65.7% (price as of 2026-08-21) |
| Sept. 24, 2021 | KLXE | S | 7,862 | $4.84 | $38,052 | 222,905 Indirect | -3.41% | Disposed | -65.7% (price as of 2026-08-21) |
| Sept. 23, 2021 | KLXE | S | 2,512 | $4.72 | $11,857 | 13,771 Indirect | -15.43% | Disposed | -64.8% (price as of 2026-08-21) |
| Sept. 23, 2021 | KLXE | S | 6,259 | $4.72 | $29,542 | 34,320 Indirect | -15.42% | Disposed | -64.8% (price as of 2026-08-21) |
| Sept. 23, 2021 | KLXE | S | 42,086 | $4.72 | $198,646 | 230,766 Indirect | -15.42% | Disposed | -64.8% (price as of 2026-08-21) |
| Sept. 22, 2021 | KLXE | S | 775 | $4.44 | $3,441 | 16,283 Indirect | -4.54% | Disposed | -62.6% (price as of 2026-08-21) |
| Sept. 22, 2021 | KLXE | S | 1,933 | $4.44 | $8,583 | 40,579 Indirect | -4.55% | Disposed | -62.6% (price as of 2026-08-21) |
| Sept. 22, 2021 | KLXE | S | 12,995 | $4.44 | $57,698 | 272,853 Indirect | -4.55% | Disposed | -62.6% (price as of 2026-08-21) |
| Sept. 21, 2021 | KLXE | S | 763 | $4.42 | $3,372 | 17,058 Indirect | -4.28% | Disposed | -62.4% (price as of 2026-08-21) |
| Sept. 21, 2021 | KLXE | S | 1,901 | $4.42 | $8,402 | 42,512 Indirect | -4.28% | Disposed | -62.4% (price as of 2026-08-21) |
| Sept. 21, 2021 | KLXE | S | 12,785 | $4.42 | $56,510 | 285,847 Indirect | -4.28% | Disposed | -62.4% (price as of 2026-08-21) |
| Sept. 20, 2021 | KLXE | S | 12,248 | $4.69 | $57,443 | 315,262 Indirect | -3.74% | Disposed | -64.6% (price as of 2026-08-21) |
| Sept. 20, 2021 | KLXE | S | 731 | $4.69 | $3,428 | 17,821 Indirect | -3.94% | Disposed | -64.6% (price as of 2026-08-21) |
| Sept. 20, 2021 | KLXE | S | 1,822 | $4.69 | $8,545 | 44,413 Indirect | -3.94% | Disposed | -64.6% (price as of 2026-08-21) |
| Sept. 17, 2021 | KLXE | S | 19,114 | $4.93 | $94,232 | 310,880 Indirect | -5.79% | Disposed | -66.3% (price as of 2026-08-21) |
| Sept. 17, 2021 | KLXE | S | 1,141 | $4.93 | $5,625 | 18,552 Indirect | -5.79% | Disposed | -66.3% (price as of 2026-08-21) |
| Sept. 17, 2021 | KLXE | S | 2,843 | $4.93 | $14,016 | 46,235 Indirect | -5.79% | Disposed | -66.3% (price as of 2026-08-21) |
| Sept. 17, 2021 | KLXE | S | 2,353 | $4.93 | $11,600 | 327,510 Indirect | -0.71% | Disposed | -66.3% (price as of 2026-08-21) |
| Sept. 16, 2021 | KLXE | S | 589 | $5.08 | $2,992 | 19,693 Indirect | -2.90% | Disposed | -67.3% (price as of 2026-08-21) |
| Sept. 16, 2021 | KLXE | S | 1,468 | $5.08 | $7,457 | 49,078 Indirect | -2.90% | Disposed | -67.3% (price as of 2026-08-21) |
| Sept. 16, 2021 | KLXE | S | 9,868 | $5.08 | $50,129 | 329,863 Indirect | -2.90% | Disposed | -67.3% (price as of 2026-08-21) |
| Sept. 15, 2021 | KLXE | S | 405 | $5.35 | $2,167 | 20,282 Indirect | -1.96% | Disposed | -69.0% (price as of 2026-08-21) |
| Sept. 15, 2021 | KLXE | S | 1,010 | $5.35 | $5,404 | 50,546 Indirect | -1.96% | Disposed | -69.0% (price as of 2026-08-21) |
| Sept. 15, 2021 | KLXE | S | 6,794 | $5.35 | $36,348 | 339,863 Indirect | -1.96% | Disposed | -69.0% (price as of 2026-08-21) |
| Sept. 14, 2021 | KLXE | S | 1,218 | $5.37 | $6,541 | 20,687 Indirect | -5.56% | Disposed | -69.1% (price as of 2026-08-21) |
| Sept. 14, 2021 | KLXE | S | 3,037 | $5.37 | $16,309 | 51,556 Indirect | -5.56% | Disposed | -69.1% (price as of 2026-08-21) |
| Sept. 14, 2021 | KLXE | S | 20,418 | $5.37 | $109,645 | 346,657 Indirect | -5.56% | Disposed | -69.1% (price as of 2026-08-21) |
| Sept. 13, 2021 | KLXE | S | 805 | $5.84 | $4,701 | 21,905 Indirect | -3.54% | Disposed | -71.6% (price as of 2026-08-21) |
| Sept. 13, 2021 | KLXE | S | 2,006 | $5.84 | $11,715 | 54,593 Indirect | -3.54% | Disposed | -71.6% (price as of 2026-08-21) |
| Sept. 13, 2021 | KLXE | S | 13,489 | $5.84 | $78,776 | 367,075 Indirect | -3.54% | Disposed | -71.6% (price as of 2026-08-21) |
| Oct. 10, 2014 | NRP | P | 20,799 | $12.02 | $250,004 | 52,339 Indirect | +65.94% | Acquired | -13.0% (price as of 2026-08-21) |
| Oct. 10, 2014 | NRP | P | 249,584 | $12.02 | $3,000,000 | 1,276,727 Direct | +24.30% | Acquired | -13.0% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 400 | $19.69 | $7,876 | 1,027,143 Direct | +0.04% | Acquired | -46.9% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 300 | $19.68 | $5,904 | 1,026,743 Direct | +0.03% | Acquired | -46.8% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 1,400 | $19.68 | $27,552 | 1,026,443 Direct | +0.14% | Acquired | -46.8% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 1,000 | $19.67 | $19,670 | 1,025,043 Direct | +0.10% | Acquired | -46.8% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 496 | $19.66 | $9,751 | 1,024,043 Direct | +0.05% | Acquired | -46.8% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 1,000 | $19.64 | $19,640 | 1,023,547 Direct | +0.10% | Acquired | -46.7% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 1,002 | $19.63 | $19,669 | 1,022,547 Direct | +0.10% | Acquired | -46.7% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 1,000 | $19.62 | $19,620 | 1,021,545 Direct | +0.10% | Acquired | -46.7% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 900 | $19.61 | $17,649 | 1,020,545 Direct | +0.09% | Acquired | -46.7% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 900 | $19.61 | $17,649 | 1,019,645 Direct | +0.09% | Acquired | -46.7% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 1,600 | $19.60 | $31,360 | 1,018,745 Direct | +0.16% | Acquired | -46.6% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 800 | $19.59 | $15,672 | 1,017,145 Direct | +0.08% | Acquired | -46.6% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 300 | $19.58 | $5,874 | 1,016,345 Direct | +0.03% | Acquired | -46.6% (price as of 2026-08-21) |
| Aug. 22, 2013 | NRP | P | 500 | $19.58 | $9,790 | 1,016,045 Direct | +0.05% | Acquired | -46.6% (price as of 2026-08-21) |
| Oct. 17, 2002 | NRP | P | 1,000 | $20.00 | $20,000 | 1,013,643 Direct | +0.10% | Acquired | 4.6% (price as of 2026-08-21) |
Showing latest 100 of 206 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 |
|---|---|---|---|---|---|---|---|
| Feb. 15, 2024 | NRP | PHANTOM UNITS | COMMON UNITS (27,218) | — | — | 27,218 | Acquired |
| Feb. 15, 2024 | NRP | PHANTOM UNITS | COMMON UNITS (28,076) | — | — | 28,076 | Acquired |
| Feb. 15, 2024 | NRP | PHANTOM UNITS | COMMON UNITS (18,235) | — | — | 18,235 | Acquired |
| Feb. 7, 2024 | NRP | Phantom Units [F1] | Common Units (8,267) | — | — | 8,267 | Acquired |
| Feb. 14, 2018 | NRP | Phantom Units | Common Units (14,393) | — | Feb. 14, 2021 | 14,393 | Acquired |
| Feb. 12, 2018 | NRP | Phantom Units | Common Units (3,360) | — | Feb. 12, 2018 | 3,360 | Acquired |
| Feb. 13, 2017 | NRP | Phantom Units [F4] | Common Units (3,200) | — | Feb. 13, 2017 | 3,200 | Disposed |
| Feb. 14, 2016 | NRP | Phantom Units [F6] | Common Units (32,000) | — | Feb. 14, 2016 | 32,000 | Disposed |
| Feb. 11, 2015 | NRP | Phantom Units [F6] | Common Units (36,000) | — | Feb. 11, 2019 | 36,000 | Acquired |
| Feb. 10, 2015 | NRP | Phantom Units [F6] | Common Units (33,000) | — | Feb. 10, 2015 | 33,000 | Disposed |
| Feb. 12, 2014 | NRP | Phantom Units [F6] | Common Units (33,600) | — | Feb. 12, 2018 | 33,600 | Acquired |
| Feb. 11, 2014 | NRP | Phantom Units [F6] | Common Units (33,000) | — | Feb. 11, 2014 | 33,000 | Disposed |
| Feb. 13, 2013 | NRP | Phantom Units [F6] | Common Units (32,000) | — | Feb. 13, 2017 | 32,000 | Acquired |
| Feb. 12, 2013 | NRP | Phantom Units [F6] | Common Units (35,000) | — | Feb. 12, 2013 | 35,000 | Disposed |
| Feb. 22, 2012 | NRP | Phantom Units [F3] | Common Units (20,000) | — | Feb. 22, 2012 | 20,000 | Disposed |
| Feb. 14, 2012 | NRP | Phantom Units [F2] | Common Units (32,000) | — | Feb. 14, 2016 | 32,000 | Acquired |
| Feb. 13, 2011 | NRP | Phantom Units [F3] | Common Units (26,000) | — | Feb. 13, 2011 | 26,000 | Disposed |
| Feb. 10, 2011 | NRP | Phantom Units [F3] | Common Units (33,000) | — | Feb. 11, 2015 | 33,000 | Acquired |
| Feb. 13, 2010 | NRP | Phantom Units [F3] | Common Units (20,000) | — | Feb. 13, 2010 | 20,000 | Disposed |
| Feb. 11, 2010 | NRP | Phantom Units [F3] | Common Units (33,000) | — | Feb. 11, 2014 | 33,000 | Acquired |
| Feb. 14, 2009 | NRP | Phantom Units [F5] | Common Units (20,000) | — | Feb. 14, 2009 | 20,000 | Disposed |
| Feb. 12, 2009 | NRP | Phantom Units [F5] | Common Units (35,000) | — | Feb. 12, 2013 | 35,000 | Acquired |
| Feb. 22, 2008 | NRP | Phantom Units [F5] | Common Units (20,000) | — | Feb. 22, 2012 | 20,000 | Acquired |
| Feb. 11, 2008 | NRP | Phantom Units [F6] | Common Units (17,680) | — | Feb. 11, 2008 | 17,680 | Disposed |
| Nov. 14, 2007 | NRP | Subordinated Units | Common Units (208,906) | — | — | 208,906 | Disposed |
| Nov. 14, 2007 | NRP | Subordinated Units | Common Units (1,116,064) | — | — | 1,116,064 | Disposed |
| Nov. 14, 2007 | NRP | Subordinated Units | Common Units (5,231,764) | — | — | 5,231,764 | Disposed |
| Nov. 14, 2007 | NRP | Subordinated Units | Common Units (208,906) | — | — | 208,906 | Disposed |
| Nov. 14, 2007 | NRP | Subordinated Units | Common Units (1,116,064) | — | — | 1,116,064 | Disposed |
| Nov. 14, 2007 | NRP | Subordinated Units | Common Units (5,231,764) | — | — | 5,231,764 | Disposed |
| Feb. 26, 2007 | NRP | Phantom Units [F6] | Common Units (23,525) | — | Feb. 26, 2007 | 23,525 | Disposed |
| Feb. 13, 2007 | NRP | Phantom Units [F1] | Common Units (13,000) | — | Feb. 13, 2011 | 13,000 | Acquired |
| Nov. 14, 2006 | NRP | Subordinated Units | Common Units (52,227) | — | — | 52,227 | Disposed |
| Nov. 14, 2006 | NRP | Subordinated Units | Common Units (279,016) | — | — | 279,016 | Disposed |
| Nov. 14, 2006 | NRP | Subordinated Units | Common Units (1,307,942) | — | — | 1,307,942 | Disposed |
| Nov. 14, 2006 | NRP | Subordinated Units | Common Units (52,227) | — | — | 52,227 | Disposed |
| Nov. 14, 2006 | NRP | Subordinated Units | Common Units (279,016) | — | — | 279,016 | Disposed |
| Nov. 14, 2006 | NRP | Subordinated Units | Common Units (1,307,942) | — | — | 1,307,942 | Disposed |
| Feb. 27, 2006 | NRP | Phantom Units [F6] | Common Units (3,667) | — | Feb. 27, 2006 | 3,667 | Disposed |
| Feb. 13, 2006 | NRP | Phantom Units [F1] | Common Units (10,000) | — | Feb. 13, 2010 | 10,000 | Acquired |
| Feb. 13, 2006 | NRP | Phantom Units [F1] | Common Units (10,000) | — | Feb. 13, 2010 | 10,000 | Acquired |
| Nov. 14, 2005 | NRP | Subordinated Units | Common Units (52,226) | — | — | 52,226 | Disposed |
| Nov. 14, 2005 | NRP | Subordinated Units | Common Units (279,016) | — | — | 279,016 | Disposed |
| Nov. 14, 2005 | NRP | Subordinated Units | Common Units (1,307,941) | — | — | 1,307,941 | Disposed |
| Feb. 25, 2005 | NRP | Phantom Units [F1] | Common Units (3,667) | — | Feb. 25, 2005 | 3,667 | Disposed |
| Feb. 14, 2005 | NRP | Phantom Units [F1] | Common Units (10,000) | — | Feb. 14, 2009 | 10,000 | Acquired |
| Feb. 25, 2004 | NRP | Phantom Units [F1] | Common Units (3,667) | — | Feb. 25, 2004 | 3,667 | Disposed |
| Feb. 11, 2004 | NRP | Phantom Units [F1] | Common Units (8,840) | — | Feb. 11, 2008 | 8,840 | Acquired |
| Aug. 19, 2003 | NRP | Restricted Units | Common Units (23,525) | — | — | 23,525 | Disposed |
| Aug. 19, 2003 | NRP | Common Unit Options (right to buy) | Common Units (35,287) | $22.65 | — | 35,287 | Disposed |
| Aug. 19, 2003 | NRP | Phantom Units | Common Units (23,525) | — | — | 23,525 | Acquired |
| Aug. 19, 2003 | NRP | Phantom Units | Common Units (11,001) | — | — | 11,001 | Acquired |
| Oct. 17, 2002 | NRP | Subordinated Units [F5] | Common Units (208,907) | — | — | 208,907 | Acquired |
| Oct. 17, 2002 | NRP | Subordinated Units [F5] | Common Units (1,116,065) | — | — | 1,116,065 | Acquired |
| Oct. 17, 2002 | NRP | Subordinated Units [F5] | Common Units (5,231,766) | — | — | 5,231,766 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).