NPWR — NET POWER INC

Ownership history in CITADEL ADVISORS LLC  ·  25 quarters on record

AI Ownership Summary

CITADEL ADVISORS LLC reported NET POWER INC (NPWR) in 25 quarterly 13F filings from 2023 Q4 through 2025 Q4. The latest visible filing shows NPWR at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this NPWR ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was CITADEL ADVISORS LLC's position in NET POWER INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

NPWR was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.0% in 2024 Q4

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

NPWR stock page CITADEL ADVISORS LLC fund profile CITADEL ADVISORS LLC full holdings
How CITADEL ADVISORS LLC held NPWR — position size vs. price
% of Fund (quarterly)    NPWR price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 25 quarters  ▾
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 38,900 -32,900 -45.8% 0.00% $89K 2026-02-14 (Est.) $2.13
2025 Q4 REDUCED 71,800 -1,244 -1.7% 0.00% $164K 2026-02-14 (Est.) $2.13
2025 Q3 ADDED 73,044 +10,544 +16.9% 0.00% $220K 2025-11-14 $2.82
2025 Q3 REDUCED 62,500 -5,900 -8.6% 0.00% $188K 2025-11-14 $2.82
2025 Q3 ADDED 68,400 +21,000 +44.3% 0.00% $206K 2025-11-14 $2.82
2025 Q2 REDUCED 47,400 -6,200 -11.6% 0.00% $117K 2025-08-14 $2.49
2025 Q2 REDUCED 53,600 -368,122 -87.3% 0.00% $132K 2025-08-14 $2.49
2025 Q1 ADDED 421,722 +384,622 +1036.7% 0.00% $1.1M 2025-05-15 $1.62
2025 Q1 ADDED 37,100 +23,300 +168.8% 0.00% $98K 2025-05-15 $1.62
2025 Q1 REDUCED 13,800 -630,852 -97.9% 0.00% $36K 2025-05-15 $1.62
2024 Q4 ADDED 644,652 +604,952 +1523.8% 0.00% $6.8M 2025-02-14 $7.74
2024 Q4 REDUCED 39,700 -72,400 -64.6% 0.00% $420K 2025-02-14 $7.74
2024 Q4 REDUCED 112,100 -205,121 -64.7% 0.00% $1.2M 2025-02-14 $7.74
2024 Q3 ADDED 317,221 +311,321 +5276.6% 0.00% $2.2M 2024-11-14 $13.10
2024 Q3 REDUCED 5,900 -24,800 -80.8% 0.00% $41K 2024-11-14 $13.10
2024 Q3 REDUCED 30,700 -199,473 -86.7% 0.00% $215K 2024-11-14 $13.10
2024 Q2 ADDED 230,173 +183,373 +391.8% 0.00% $2.3M 2024-08-14 $8.21
2024 Q2 REDUCED 46,800 -23,100 -33.0% 0.00% $460K 2024-08-14 $8.21
2024 Q2 ADDED 69,900 +49,481 +242.3% 0.00% $687K 2024-08-14 $8.21
2024 Q1 REDUCED 20,419 -7,781 -27.6% 0.00% $233K 2024-05-15 $11.88
2024 Q1 ADDED 28,200 +21,400 +314.7% 0.00% $321K 2024-05-15 $11.88
2024 Q1 ADDED 6,800 +5,103 +300.7% 0.00% $77K 2024-05-15 $11.88
2023 Q4 REDUCED 1,697 -23,103 -93.2% 0.00% $17K 2024-02-14 $8.11
2023 Q4 ADDED 24,800 +19,400 +359.3% 0.00% $250K 2024-02-14 $8.11
2023 Q4 INITIATED 5,400 — — 0.00% $55K 2024-02-14 $8.11

🏢 Other funds also holding NPWR

As of 2025 Q4 — sorted by position size

Share Andrew L. 3Y 7Y 11.25% Worth Venture Partners, LLC 3Y 7Y 1.32% CenterBook Partners LP 3Y 0.21% Sourcerock Group LLC 3Y 0.19% HITE Hedge Asset Management LLC 3Y 7Y 0.11% SIR Capital Management, L.P. 3Y 7Y 0.03% THOMPSON DAVIS & CO., INC. 3Y 7Y 0.02% Kapstone Financial Advisors LLC 3Y 0.02% BOOTHBAY FUND MANAGEMENT, LLC 3Y 7Y 0.01% Polymer Capital Management (US) LLC 0.01%

FAQ About CITADEL ADVISORS LLC and NPWR

These are the practical questions this page is built to answer before you even open the full history table.

How long has CITADEL ADVISORS LLC reported owning NPWR?

CITADEL ADVISORS LLC reported NPWR across 25 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported NPWR position in CITADEL ADVISORS LLC's portfolio?

The largest reported portfolio weight for NPWR was 0.00% in 2024 Q4.

What is the latest reported NPWR position on this page?

The most recent filing on this page is 2025 Q4, when CITADEL ADVISORS LLC reported 38,900 shares, equal to 0.00% of portfolio, with an estimated market value of $89K.

What does the chart on this NPWR ownership page compare?

The chart compares CITADEL ADVISORS LLC's quarterly NPWR portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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