BeStock  

Factorial Energy FAC

US equityMarket cap rank #3692Electrical Equipment & Parts
$5.06 −$0.40 (-7.33%)
Pre-market · Oct 8, 9:00 am ET · After hours $5.11 +0.99%
Open$5.40
Prev close$5.46
Day range$4.99 – $5.42
Volume275.4K
Market cap$541.54M
P/E (TTM)–
Dividend yield–

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership39.3%+0.79 pts vs. prior quarter
Institutions holding27+0 vs. prior quarter
Insider trades (recent)3 buys / 1 sellsNet buying
Short interest0.56% of floatDays to cover 2.3 · as of 15 Sep 2026
Short-sale volume share23.7%5-day average of daily volume

Short-sale volume as % of daily volume

12%32%52%72%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: +$282.4K (8 inflow days, 12 outflow days).

Net flow by order size, last 20 sessions

+$78.0KSuper+$204.4KBig+$203.9KMid+$388.2KSmall

Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.

The five largest holders on file together own 41.4% of shares outstanding.

Largest holders

  • WAVE Equity Partners LLC10.72%
  • Mercedes-Benz Group AG8.10%
  • Stellantis N.V.8.10%
  • Siyu Huang7.25%
  • Yingchao Yu7.24%
  • Alyeska Investment Group, L.P.6.72%
  • Peter Michael Yu5.43%
  • Cartesian Capital Group, LLC2.47%

By investor type

  • Individual/Insider23.20%
  • Public Company16.22%
  • VC/PE Fund14.27%
  • Hedge Fund7.23%
  • Mutual Fund1.59%
  • Private Company0.01%
  • Family Office/Trust0.00%

Reported short interest has fallen from 1.25% to 0.56% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).

Recent institutional activity

HolderTypePeriodShare changeNew stake
Invesco Capital Management LLC Mutual Fund 2026/Q3 +812,847 0.8%
Peter Michael Yu Individual/Insider 2026/Q3 +100,000 5.4%
FMR Mutual Fund 2026/Q3 +36,469 0.1%
WAVE Equity Partners LLC VC/PE Fund 2026/Q3 +11,474,452 10.7%
Mercedes-Benz Group AG Public Company 2026/Q3 +8,669,995 8.1%
Stellantis N.V. Public Company 2026/Q3 +8,669,995 8.1%
Siyu Huang Individual/Insider 2026/Q3 +7,762,710 7.3%
Yingchao Yu Individual/Insider 2026/Q3 +7,750,034 7.2%
Alyeska Investment Group, L.P. Hedge Fund 2026/Q3 +7,196,266 6.7%
Liad Meidar Individual/Insider 2026/Q3 +2,608,141 2.4%
Gatemore Capital Management LP VC/PE Fund 2026/Q3 +1,152,137 1.1%
Transcend Capital Advisors, LLC Mutual Fund 2026/Q3 +713,000 0.7%
Millennium Management LLC Hedge Fund 2026/Q3 +456,706 0.4%
Dieter Zetsche Individual/Insider 2026/Q3 +230,427 0.2%
Hite Hedge Asset Management LLC Hedge Fund 2026/Q3 +80,000 0.1%

Institutional buy/sell activity by reporting period, largest moves first.

Insider transactions

DateInsiderTitleTransactionSharesPriceHeld after
4 Jun 2026 Dieter Zetsche Independent Director Initial Statement of Beneficial +0 – 230,427
4 Jun 2026 Peter Michael Yu Other Disposition -1,090,000 – –
4 Jun 2026 Peter Michael Yu Derivative Exercise and Retained +5,710,000 – 5,710,000
4 Jun 2026 Liad Meidar Independent Director Initial Statement of Beneficial +0 – 183,420
4 Jun 2026 C. Wei Chief Financial Officer Initial Statement of Beneficial +0 – 366,840
4 Jun 2026 Cartesian Capital Group, LLC Other Acquisition +1,468,894 – 2,648,298
4 Jun 2026 Cartesian Capital Group, LLC Private Acquisition +1,179,404 $10.42 2,648,298
4 Jun 2026 Joseph Taylor Executive Chairperson Initial Statement of Beneficial +0 – 4,038,119
4 Jun 2026 Jason Duva Initial Statement of Beneficial +0 – 1,088,770
4 Jun 2026 Yingchao Yu Co-Founder & CTO Initial Statement of Beneficial +0 – 6,215,022
4 Jun 2026 Siyu Huang Chief Executive Officer Initial Statement of Beneficial +0 – 9,297,722
4 Jun 2026 Gatemore Capital Management LP Initial Statement of Beneficial +0 – 1,152,137

From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.

Short interest, by report

Report dateShares short% of floatDays to cover
15 Sep 2026 603,983 0.6% 2.3
31 Aug 2026 877,824 0.8% 2.8
14 Aug 2026 183,773 0.2% 1.0
31 Jul 2026 194,522 0.2% 1.0
15 Jul 2026 373,367 0.3% 1.0
30 Jun 2026 432,274 1.3% 1.8

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