8 Rivers Capital, LLC

NET Power Inc. · 10% Owner

8 Rivers Capital, LLC is listed in public filings as 10 percent owner. This 8 Rivers Capital, LLC insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include NET Power Inc. (NPWR). Investors use 8 Rivers Capital, LLC's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
NET Power Inc.NPWR$7.2M3M sharesSellMay 13, 2026$85.2K35k shares$2.43--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
NET Power Inc.NPWR$7.3M3M sharesSellMay 12, 2026$975.6K400k shares$2.44--
NET Power Inc.NPWR--3.4M sharesGrant / ExerciseMar 6, 2026Disclosure amount unavailable3M shares----
NET Power Inc.NPWR--17.7M sharesOtherMar 6, 2026Disclosure amount unavailable3M shares----
NET Power Inc.NPWR--17.7M sharesGrant / ExerciseMar 6, 2026Disclosure amount unavailable3M shares----
NET Power Inc.NPWR$817k400k sharesSellMar 3, 2026$204.3K100k shares$2.04--
NET Power Inc.NPWR$1.0M500k sharesSellMar 2, 2026$163.8K79.9k shares$2.05--
NET Power Inc.NPWR$1.2M579.9k sharesSellFeb 27, 2026$9.5K4.7k shares$2.00--
NET Power Inc.NPWR$1.2M584.6k sharesSellFeb 26, 2026$3.8K1.9k shares$2.00--
NET Power Inc.NPWR$1.2M586.5k sharesSellFeb 20, 2026$129.2K63.5k shares$2.03--
NET Power Inc.NPWR$1.4M650k sharesSellFeb 19, 2026$267.6K125k shares$2.14--
NET Power Inc.NPWR$1.6M775k sharesSellFeb 18, 2026$155.2K75k shares$2.07--
NET Power Inc.NPWR$1.8M850k sharesSellFeb 13, 2026$214.1K100k shares$2.14--
NET Power Inc.NPWR$1.9M950k sharesSellFeb 12, 2026$304.6K150k shares$2.03--
NET Power Inc.NPWR$2.2M1.1M sharesSellFeb 11, 2026$121.3K60k shares$2.02--
NET Power Inc.NPWR$2.4M1.2M sharesSellFeb 10, 2026$83.2K40k shares$2.08--
NET Power Inc.NPWR$2.8M1.2M sharesSellJan 29, 2026$128.7K54.8k shares$2.35--
NET Power Inc.NPWR$3.0M1.3M sharesSellJan 28, 2026$155.4K65.2k shares$2.38--
NET Power Inc.NPWR$3.1M1.3M sharesSellJan 27, 2026$238.4K100k shares$2.38--
NET Power Inc.NPWR$3.3M1.4M sharesSellJan 26, 2026$306.1K130k shares$2.35--
NET Power Inc.NPWR$4.1M1.6M sharesSellJan 16, 2026$605.5K230k shares$2.63--
NET Power Inc.NPWR$4.6M1.8M sharesSellJan 15, 2026$347.2K135k shares$2.57--
NET Power Inc.NPWR$5.2M1.9M sharesSellJan 14, 2026$369.6K135k shares$2.74--
NET Power Inc.NPWR$4.5M2.1M sharesSellDec 24, 2025$375.6K170k shares$2.21--
NET Power Inc.NPWR$4.8M2.2M sharesSellDec 23, 2025$281.7K130k shares$2.17--
NET Power Inc.NPWR$5.3M2.4M sharesSellDec 22, 2025$226.5K100k shares$2.26--
NET Power Inc.NPWR$5.7M2.5M sharesSellDec 19, 2025$234.3K100k shares$2.34--
NET Power Inc.NPWR$7.2M2.6M sharesSellDec 9, 2025$112.9K40k shares$2.82--
NET Power Inc.NPWR$7.3M2.6M sharesSellDec 8, 2025$393.3K140k shares$2.81--
NET Power Inc.NPWR$7.9M2.7M sharesSellDec 5, 2025$305.2K105k shares$2.91--
NET Power Inc.NPWR$8.3M2.8M sharesSellDec 4, 2025$191.3K65k shares$2.94--
NET Power Inc.NPWR$8.5M2.9M sharesSellNov 28, 2025$587.1K200k shares$2.94--
NET Power Inc.NPWR$7.8M3.1M sharesSellNov 21, 2025$42.9K17.2k shares$2.50--
NET Power Inc.NPWR$8.1M3.1M sharesSellNov 20, 2025$345.0K132.8k shares$2.60--
NET Power Inc.NPWR$8.3M3.3M sharesSellNov 19, 2025$642.0K250k shares$2.57--
NET Power Inc.NPWR$9.8M3.5M sharesSellNov 17, 2025$951.5K338.7k shares$2.81--
NET Power Inc.NPWR--3.8M sharesGrant / ExerciseNov 3, 2025Disclosure amount unavailable2M shares----
NET Power Inc.NPWR--20.7M sharesOtherNov 3, 2025Disclosure amount unavailable2M shares----
NET Power Inc.NPWR$7.4M1.8M sharesSellNov 3, 2025$33.9K8.5k shares$4.00--
NET Power Inc.NPWR$7.5M1.8M sharesSellOct 31, 2025$73.4K18.1k shares$4.05--
NET Power Inc.NPWR$7.5M1.9M sharesSellOct 30, 2025$435.1K107.8k shares$4.04--
NET Power Inc.NPWR$8.1M2M sharesSellOct 29, 2025$3.2M786.8k shares$4.12--
NET Power Inc.NPWR$10M2.8M sharesSellOct 28, 2025$28.6K7.6k shares$3.77--
NET Power Inc.NPWR$10M2.8M sharesSellOct 27, 2025$753.2K200k shares$3.77--
NET Power Inc.NPWR$11M3M sharesSellOct 24, 2025$120.7K32.6k shares$3.70--
NET Power Inc.NPWR$11M3M sharesSellOct 23, 2025$1.0M284.1k shares$3.69--
NET Power Inc.NPWR$11M3.3M sharesSellOct 22, 2025$294.3K89k shares$3.31--
NET Power Inc.NPWR$12M3.4M sharesSellOct 21, 2025$668.4K189.3k shares$3.53--
NET Power Inc.NPWR$13M3.6M sharesSellOct 20, 2025$719.3K201k shares$3.58--
NET Power Inc.NPWR$18M3.8M sharesSellOct 16, 2025$65.7K14k shares$4.71--
NET Power Inc.NPWR$18M3.8M sharesSellOct 15, 2025$598.3K122.6k shares$4.88--
NET Power Inc.NPWR$19M3.9M sharesSellOct 15, 2025$483.2K100k shares$4.83--
NET Power Inc.NPWR--4M sharesGrant / ExerciseOct 14, 2025Disclosure amount unavailable4M shares----
NET Power Inc.NPWR--22.7M sharesOtherOct 14, 2025Disclosure amount unavailable4M shares----
NET Power Inc.NPWR$0431k sharesSellNov 22, 2024$5.5M431k shares$12.76--
NET Power Inc.NPWR$5.5M431k sharesSellNov 21, 2024$6.5M509k shares$12.72--
NET Power Inc.NPWR$12M940k sharesSellNov 20, 2024$4.0M320.4k shares$12.60--
NET Power Inc.NPWR--1.3M sharesGrant / ExerciseNov 19, 2024Disclosure amount unavailable1.3M shares----
NET Power Inc.NPWR--26.7M sharesOtherNov 19, 2024Disclosure amount unavailable1.3M shares----
NET Power Inc.NPWR$0199.4k sharesSellOct 17, 2024$1.5M199.4k shares$7.33--
NET Power Inc.NPWR$1.4M199.4k sharesSellOct 16, 2024$3.7M517.6k shares$7.12--
NET Power Inc.NPWR$5.0M717k sharesSellOct 11, 2024$833.4K120.5k shares$6.92--
NET Power Inc.NPWR$5.8M837.5k sharesSellOct 9, 2024$851.7K122.6k shares$6.95--
NET Power Inc.NPWR$6.7M960.1k sharesSellOct 7, 2024$384.5K54.9k shares$7.00--
NET Power Inc.NPWR$08.9k sharesSellOct 7, 2024$62.1K8.9k shares$7.01--
NET Power Inc.NPWR$62k8.9k sharesSellOct 4, 2024$38.0K5.4k shares$7.01--
NET Power Inc.NPWR$100k14.3k sharesSellOct 3, 2024$73.1K10.4k shares$7.00--
NET Power Inc.NPWR$175k24.7k sharesSellSep 30, 2024$329.3K46.6k shares$7.07--
NET Power Inc.NPWR--1M sharesGrant / ExerciseSep 25, 2024Disclosure amount unavailable1M shares----
NET Power Inc.NPWR--28M sharesOtherSep 25, 2024Disclosure amount unavailable1M shares----
NET Power Inc.NPWR$499k71.3k sharesSellSep 23, 2024$12.4K1.8k shares$7.00--
NET Power Inc.NPWR$499k71.3k sharesSellSep 23, 2024$12.4K1.8k shares$7.00--
NET Power Inc.NPWR$512k73.1k sharesSellSep 20, 2024$188.6K26.9k shares$7.00--
NET Power Inc.NPWR$512k73.1k sharesSellSep 20, 2024$188.6K26.9k shares$7.00--
NET Power Inc.NPWR$705k100k sharesSellSep 19, 2024$2.8M400k shares$7.05--
NET Power Inc.NPWR$0342.4k sharesSellSep 19, 2024$2.4M342.4k shares$7.06--
NET Power Inc.NPWR$2.4M342.4k sharesSellSep 18, 2024$562.5K80.1k shares$7.02--
NET Power Inc.NPWR$3.0M422.5k sharesSellSep 17, 2024$1.0M145k shares$7.04--
NET Power Inc.NPWR$476k67.4k sharesSellSep 16, 2024$259.1K36.8k shares$7.05--
NET Power Inc.NPWR--567.4k sharesGrant / ExerciseSep 16, 2024Disclosure amount unavailable500k shares----