| Sep 18, 2026 SForm 4 → | Sep 21, 6:57 pm EDT | Northwest Natural Holding CoNWN | 1,500 | $48.03 | $72,039 | 49,259 | −2.96% | 10b5-1 |
| Aug 18, 2026 SForm 4 → | Aug 18, 7:44 pm EDT | Northwest Natural Holding CoNWN | 1,500 | $50.86 | $76,294 | 50,759 | −2.87% | 10b5-1 |
| Jul 20, 2026 SForm 4 → | Jul 21, 4:03 pm EDT | Northwest Natural Holding CoNWN | 1,500 | $51.18 | $76,775 | 52,259 | −2.79% | 10b5-1 |
| Jun 26, 2026 SForm 4 → | Jun 29, 6:26 pm EDT | Northwest Natural Holding CoNWN | 1,500 | $50.90 | $76,351 | 53,759 | −2.71% | 10b5-1 |
| Apr 15, 2026 JForm 4 → | Jul 2, 4:13 pm EDT | NATIONAL FUEL GAS CONFG | 2 | $89.71 | $179 | 221 | — | late |
| Mar 5, 2019 SForm 4 → | Mar 7, 5:03 pm EST | Northwest Natural Holding CoNWN | 19,000 | $64.94 | $1,233,771 | 82,133 | −18.8% | plan? |
| Mar 5, 2019 FMForm 4 → | Mar 7, 5:03 pm EST | Northwest Natural Holding CoNWN | 23,757 | $48.94 | $1,162,587 | 77,376 | — | plan? |
| Feb 27, 2019 AForm 4 → | Feb 28, 6:26 pm EST | Northwest Natural Holding CoNWN | 13,057 | — | — | 82,133 | — | plan? |
| Jan 17, 2019 SForm 4 → | Jan 22, 7:19 pm EST | Northwest Natural Holding CoNWN | 72 | $59.23 | $4,265 | 22,102 | −0.32% | plan? |
| Jan 17, 2019 JForm 4 → | Jan 22, 7:19 pm EST | Northwest Natural Holding CoNWN | 316 | — | — | 69,070 | — | plan? |
| Nov 7, 2018 IForm 4 → | Nov 9, 1:02 pm EST | Northwest Natural Holding CoNWN | 1,164 | $68.00 | $79,160 | 22,188 | — | plan? |
| Aug 8, 2018 IForm 4 → | Aug 10, 10:48 am EDT | NORTHWEST NATURAL GAS CONWN | 1,265 | $62.60 | $79,166 | 20,880 | — | plan? |
| May 9, 2018 IForm 4 → | May 11, 1:44 pm EDT | NORTHWEST NATURAL GAS CONWN | 5,660 | $60.45 | $342,174 | 19,506 | — | plan? |
| Mar 1, 2018 FForm 4 → | Mar 5, 12:50 pm EST | NORTHWEST NATURAL GAS CONWN | 1,737 | $52.15 | $90,585 | 68,527 | — | plan? |
| Feb 26, 2018 IForm 4 → | Feb 28, 8:38 pm EST | NORTHWEST NATURAL GAS CONWN | 2,276 | $53.70 | $122,216 | 13,845 | — | plan? |
| Feb 21, 2018 AForm 4 → | Feb 23, 4:25 pm EST | NORTHWEST NATURAL GAS CONWN | 6,356 | — | — | 70,264 | — | plan? |
| Nov 6, 2017 IForm 4 → | Nov 8, 6:13 pm EST | NORTHWEST NATURAL GAS CONWN | 1,299 | $66.05 | $85,766 | 11,401 | — | plan? |
| Sep 5, 2017 SForm 4 → | Sep 7, 2:04 pm EDT | NORTHWEST NATURAL GAS CONWN | 8,000 | $66.97 | $535,758 | 63,484 | −11.2% | plan? |
| Sep 5, 2017 MForm 4 → | Sep 7, 2:04 pm EDT | NORTHWEST NATURAL GAS CONWN | 8,000 | $43.29 | $346,320 | 71,484 | — | plan? |
| Aug 3, 2017 IForm 4 → | Aug 7, 6:28 pm EDT | NORTHWEST NATURAL GAS CONWN | 950 | $64.45 | $61,250 | 10,037 | — | plan? |
| May 9, 2017 IForm 4 → | May 11, 1:10 pm EDT | NORTHWEST NATURAL GAS CONWN | 2,005 | $58.90 | $118,097 | 9,031 | — | plan? |
| Feb 28, 2017 FIForm 4 → | Mar 1, 8:02 pm EST | NORTHWEST NATURAL GAS CONWN | 3,547 | $60.10 | $213,179 | 63,484 | — | plan? |
| Feb 22, 2017 AForm 4 → | Feb 24, 3:02 pm EST | NORTHWEST NATURAL GAS CONWN | 7,272 | — | — | 65,753 | — | plan? |
| Jan 12, 2017 SForm 4 → | Jan 17, 5:07 pm EST | NORTHWEST NATURAL GAS CONWN | 1,181 | $58.07 | $68,607 | 5,702 | −17.2% | plan? |
| Jan 12, 2017 JForm 4 → | Jan 17, 5:07 pm EST | NORTHWEST NATURAL GAS CONWN | 4,288 | — | — | 58,462 | — | plan? |
| Nov 3, 2016 IForm 4 → | Nov 7, 7:03 pm EST | NORTHWEST NATURAL GAS CONWN | 256 | $56.45 | $14,423 | 8,955 | — | plan? |
| Aug 3, 2016 IForm 4 → | Aug 4, 9:31 pm EDT | NORTHWEST NATURAL GAS CONWN | 173 | $64.51 | $11,142 | 8,636 | — | plan? |
| May 4, 2016 IForm 4 → | May 6, 4:24 pm EDT | NORTHWEST NATURAL GAS CONWN | 149 | $54.92 | $8,178 | 8,397 | — | plan? |
| Mar 17, 2016 SForm 4 → | Mar 18, 5:13 pm EDT | NORTHWEST NATURAL GAS CONWN | 13,307 | $52.26 | $695,474 | 55,752 | −19.3% | plan? |
| Mar 17, 2016 MForm 4 → | Mar 18, 5:13 pm EDT | NORTHWEST NATURAL GAS CONWN | 15,000 | $42.70 | $640,560 | 62,697 | — | plan? |
| Feb 29, 2016 FIForm 4 → | Mar 2, 7:23 pm EST | NORTHWEST NATURAL GAS CONWN | 1,836 | $49.61 | $91,090 | 54,059 | — | plan? |
| Feb 24, 2016 AForm 4 → | Feb 26, 5:35 pm EST | NORTHWEST NATURAL GAS CONWN | 3,751 | — | — | 55,197 | — | plan? |
| Nov 4, 2015 IForm 4 → | Nov 5, 6:31 pm EST | NORTHWEST NATURAL GAS CONWN | 379 | $47.53 | $18,018 | 7,304 | — | plan? |
| Aug 5, 2015 IForm 4 → | Aug 6, 3:21 pm EDT | NORTHWEST NATURAL GAS CONWN | 475 | $43.64 | $20,744 | 6,861 | — | plan? |
| May 6, 2015 IForm 4 → | May 8, 4:14 pm EDT | NORTHWEST NATURAL GAS CONWN | 874 | $44.55 | $38,924 | 6,329 | — | plan? |
| Mar 4, 2015 FForm 4 → | Mar 6, 11:33 am EST | NORTHWEST NATURAL GAS CONWN | 931 | $46.57 | $43,357 | 50,958 | — | plan? |
| Mar 2, 2015 IForm 4 → | Mar 4, 3:24 pm EST | NORTHWEST NATURAL GAS CONWN | 829 | $46.10 | $38,216 | 5,345 | — | plan? |
| Feb 25, 2015 AForm 4 → | Feb 27, 6:05 pm EST | NORTHWEST NATURAL GAS CONWN | 3,003 | — | — | 4,626 | — | plan? |