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CITADEL ADVISORS LLC

Position in TGEN — Tecogen Inc.

CIK 1423053 MIAMI, FL

Position in TGEN

as of Jun 30, 2026 · filed Sep 2, 2026
Position Value
$1,264,680
+$887,153 QoQ
Shares Held
242,276
+64.3% QoQ
Ownership
0.803%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#14
of 69 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in TGEN Over Time

Shares Held

Position Value (USD)

Derivatives in TGEN

reported options exposure · as of Jun 30, 2026
CallValue
$1,143,702
CallShares
219,100
PutValue
$648,324
PutShares
124,200

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Electrical Equipment & Parts

Industrials · as of Jun 30, 2026

CITADEL ADVISORS LLC holds $1,052,060,263 across 37 Electrical Equipment & Parts names. TGEN ranks #20 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in TGEN

Export CSV
12 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $648,324 124,200
2026-06-30 $1,264,680 242,276
2026-06-30 $1,143,702 219,100
2026-03-31 $128,512 50,200
2026-03-31 $594,944 232,400
2026-03-31 $377,527 147,472
2025-12-31 $406,562 82,300
2025-12-31 $111,644 22,600
2025-12-31 $241,664 48,920
2025-09-30 $971,743 110,300
2025-09-30 $1,882,766 213,708
2025-09-30 $1,183,183 134,300