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SC 13G/A ·Filed Oct 1, 2026

FMY

FIRST TRUST MORTGAGE INCOME FUND
NEUTRAL
Impact 3/10
Horizonmonths Processed26d 6h ago SEC0000769317-26-000022
Passive stake amendment
Actionable Insight • Neutral

Monitor for any future changes in SIT's investment intent or stake size; the transition back to passive 13G status reduces the likelihood of activist activity from this holder.

DirectionNeutral
Confidencehigh
Horizonmonths
Latest settled — T+5d
FMY ▼ -0.18% at T+5d
NEUTRAL call -0.18% · α vs SPY -1.48% · entry $11.08 → $11.06
Next anchor: T+20d tomorrow
Latest observation: T+16 +1.69% FF3 residual α
Entry = T+0 close
Oct 1, 2026
via day close
T+1d
-0.09%
call -0.09% · α -0.83%
$11.07
settled 25d ago
T+5d
-0.18%
call -0.18% · α -1.48%
$11.06
settled 19d ago
T+20d
Pending
tomorrow
T+60d
Pending
in 2mo

Price Chart

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Executive Summary

SIT Investment Associates Inc. filed an amended Schedule 13G/A for First Trust Mortgage Income Fund (FMY), reporting beneficial ownership of 2,320,350 common shares (55.1% of shares outstanding as of 10/31/2025). The filing notes that as of 9/29/2026, the reporting persons no longer hold securities with a purpose of changing or influencing control, transitioning back from a Schedule 13D to a passive 13G filing. This is a routine passive stake update with no material change in position.

Key Financial Metrics

Stake
55.1%
Investor
SIT INVESTMENT ASSOCIATES INC

Key Facts

  • SIT Investment Associates Inc. and Sit Fixed Income Advisors II, LLC report 2,320,350 shares of FMY common stock
  • Ownership represents 55.1% of outstanding shares based on 4,221,315 shares outstanding as of 10/31/2025
  • Filing transitions from Schedule 13D back to Schedule 13G, indicating no active control or influence intent
  • Amendment No. 15 filed on 10/1/2026, with data as of 9/29/2026

Financial Impact

No financial impact — passive stake disclosure with no change in position

Risk Factors

  • No material risks identified from this filing

Documents Analyzed

This report is based on 3 SEC documents filed with EDGAR.

DocumentAccession Number
SC 13G/A Filing (Primary)0000769317-26-000022
Document: 0000769317-26-000022-index.html0000769317-26-000022
Document: 0000769317-26-000022.txt0000769317-26-000022

US Market Status

Market Closed — Opens Wed (< 1m)

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Report published Oct 1, 2026