Ticker · CUSIP 344057302
Holders (tracked)
5
Combined shares
181,557
Combined value
$230.6K
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
SEC event timeline
4 events
- Ken Griffin (Citadel Advisors) added2026-02-17+5,100 shares · 2025Q413F
- Two Sigma Investments opened position2026-02-17+42,852 shares · 2025Q413F
- +20,500 shares · 2025Q413F
- Renaissance Technologies opened position2026-02-12+65,205 shares · 2025Q413F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions3
- Renaissance Technologies+65,205$83K
- Two Sigma Investments+42,852$54K
- Paul Tudor Jones (Tudor Investment)+20,500$26K
Added to1
- Ken Griffin (Citadel Advisors)+5,100$6K
Trimmed0
—
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 5 | $954K |
| 2022Q2 | 4 | $765K |
| 2022Q3 | 3 | $657 |
| 2022Q4 | 5 | $1.0M |
| 2023Q1 | 6 | $1.4M |
| 2023Q2 | 6 | $1.3M |
| 2023Q3 | 5 | $793K |
| 2023Q4 | 3 | $840K |
| 2024Q1 | 5 | $1.2M |
| 2024Q2 | 4 | $706K |
| 2024Q3 | 3 | $114K |
| 2024Q4 | 4 | $260K |
| 2025Q1 | 3 | $27K |
| 2025Q2 | 1 | $42K |
| 2025Q3 | 2 | $179K |
| 2025Q4 | 5 | $231K |
Who owns FLUX
5 super-investors · 2025Q4
Tracked stake
181.6K
shares
Combined value
$231K
% of shares outstanding
—
shares-out unknown
Quarter action mix
New3Added2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 65.2K | $83K |
| 2 | Two Sigma Investments | 42.9K | $54K |
| 3 | Ken Griffin Citadel Advisors | 27.1K | $34K |
| 4 | Ken Griffin Citadel Advisors | 25.9K | $33K |
| 5 | Paul Tudor Jones Tudor Investment | 20.5K | $26K |
Recent moves
20 transactions
- +20,500 · 2025Q4
- +42,852 · 2025Q4
- +5,100 · 2025Q4
- +65,205 · 2025Q4
- −17,075 · 2025Q1
- +17,075 · 2024Q4
- −22,858 · 2024Q2
- ADDBlackRock+1,076 · 2024Q2
- +22,858 · 2024Q1
- ADDBlackRock+1,296 · 2024Q1
- −12,722 · 2023Q4
- TRIMBlackRock−320 · 2023Q4
- −30,164 · 2023Q3
- −68,211 · 2023Q3
- TRIMBlackRock−1,088 · 2023Q3
- −49,530 · 2023Q2
- +31,911 · 2023Q2
- ADDBlackRock+2,774 · 2023Q2
- +26,340 · 2023Q1
- +36,300 · 2023Q1
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