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SCHEDULE 13G Filed 2026-10-15 Event — SEC 0001104659-26-115968 →

Citadel Securities GP LLC → First Solar, Inc. FSLR

Stake: — Shares: — Class: Common stock, par value $0.001 per share (the "Shares")

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
1 transaction
0 buys · 1 sales · 0 awards/exercises
Issuer Cluster
9 13D/G filings on this issuer
8 other filings besides this one
Filer Track Record
5 filings by this filer
4 other filings in the data moat
Short Interest · settle 2026-09-30
DTC 4.06
11,126,598 shares short · +5.7% vs prior

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $100.08M
Point72 Asset Mgmt

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-08-11 Dymbort Jason E. officer Sale 3,700 $249.38 $923K

Other 13D/G Filings on First Solar, Inc.

FiledFormFilerStakeShares
2025-03-25 SCHEDULE EBRAHIMI FARHAD FRED 4.95% 5,296,289 view →
2022-06-28 SC EBRAHIMI FARHAD FRED — — view →
2020-12-21 SC Walton Lukas T — — view →
2020-12-11 SC Walton Lukas T — — view →
2020-11-03 SC Walton Lukas T — — view →
2020-09-21 SC Walton Lukas T — — view →
2020-04-24 SC EBRAHIMI FARHAD FRED — — view →
2020-02-25 SC EBRAHIMI FARHAD FRED — — view →

Other Filings by Citadel Securities GP LLC

FiledFormIssuerStakeShares
2026-10-06 SCHEDULE 13G AmpliTech Group, Inc. — — view →
2026-07-27 SCHEDULE 13G BITDEER TECHNOLOGIES GROUP — — view →
2026-07-08 SCHEDULE 13G POET TECHNOLOGIES INC. POET — — view →
2026-05-27 SCHEDULE 13G TERAWULF INC. WULF — — view →

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